Information Architecture in UX: Definition, Examples and How to Plan It

Information architecture (IA) in UX is like a map that helps users navigate a website or app without getting lost. It makes content easier to find by organizing information in a clear, logical way.

A good Information Architecture, which is also known as IA, helps entrepreneurs and product teams understand complex products. It helps users navigate features, find relevant content, and accomplish tasks with less friction.

But organizing information involves more than creating a menu or setting up a sitemap. You need to understand user needs, develop relevant categories, and build a structure that supports real-world actions.

Is a sitemap the same as information architecture? No. A sitemap can be a component of your information architecture but IA also comprises labeling, categorization, navigation and content connections.

This guide covers the concept of information architecture, with real-world examples and ideas. It shows you how to plan a superb architecture for your website or SaaS solution. 

What Is Information Architecture in UX?

Information architecture (IA) is the process of organizing website or app content into clear categories, labeling sections, and creating logical navigation paths so users can quickly find specific pages, information, or features they need.

It is the heart of your product. Before you can say what a page should look like or how an interaction should work, you need to determine what information belongs there and how users will get to it.

For example, a project management program might divide its workspace into projects, tasks, team members, reports, and settings. Then users expect to find information where they expect to find it, rather than having to wade among interconnected screens.

4 key questions, answered by a good information architecture: 

1. What data do we possess? Find the pages, features, documents and resources users need.
2. How to organize the information? Group categories by their relevant relations.
3. What is the name of each? Use labels that people will comprehend.
4. Where do users get it? Design navigation and search paths that conform to expectations.

According to the Information Architecture Institute, 

“Information architecture is about helping people understand their surroundings and find what they need.” 

For digital products, this is about building a structure which makes material predictable and discoverable.

Who Invented Information Architecture?

The term information architecture (IA) was coined by architect Richard Saul Wurman in 1975 to describe the organization of information in ways that make complex ideas easier to understand. Although Wurman introduced the term in the 1970s, information architecture became more widely recognized in web design during the 1990s, as websites needed clearer ways to organize and present growing amounts of digital information. 

The book Information Architecture for the World Wide Web by Louis Rosenfeld and Peter Morville (sometimes called the Polar Bear Book) helped to establish information architecture as a fundamental discipline for structuring websites in 1998.

Today, IA is not just websites but also SaaS platforms, mobile apps, enterprise software, and other digital experiences. 

Why Is Information Architecture Important?

Information architecture is important because customers can’t use what they can’t find. A product may offer amazing functionality, but complex categories and poor navigation can make it difficult for users to discover and access those features.

A good structure helps you overcome several common UX challenges like below:

Information Architecture Makes Navigation Easier

Users should not have to guess what the important features are. They move easily from page to page with simple categories and uniform labels.

For example, it makes more sense to nest billing history under billing rather than hiding it under a generic account menu with unrelated alternatives.

Information Architecture Reduces Cognitive Load

Cognitive load is the mental effort to understand and use something. When the important content is organized logically, consumers spend less time trying to work out the interface.

This is very important for SaaS dashboards with various modules, permissions, reports and settings.

Information Architecture Supports Product Growth

When your product grows it gets more and more difficult to manage your features and content. Creating an information architecture allows a foundation to add new features without having to repeatedly redevelop navigation.

It also lets designers, developers and product managers work from the same structural plan.

Information Architecture Can Improve SEO

Search engines need to find and comprehend how your pages relate to one another. A logical site layout, detailed internal linking and straightforward navigation help search engines identify important content.

Google’s SEO Starter Guide describes how internal links and site architecture aid discovery. Good IA alone won’t assure higher ranks though. Other ranking factors include content quality, relevancy, technical accessibility, etc.

What Are the Key Components of Information Architecture?

4 interrelated systems usually support information architecture: organizing, labeling, navigation, and search. Each handles a different aspect of the locating content difficulty.

1. Organization Systems

Organizational systems are the way you arrange and sort information.

Typical approaches include:

• Hierarchical: Facilitates the structuring of content into parent and child categories.
• Sequential: Organizes information in a set order e.g. checkout procedure.
• Matrix-based: Allows the user to filter and sort information by several criteria (eg filter products by price, category or rating).

For example, an e-commerce website may have a hierarchy of categories that it orders things into, and then lets consumers filter by brand and price.

2. Labeling Systems

Labeling systems define the words and symbols you use to encode activities. Pricing, features, integrations, and documentation; those are all better than something generic like Explore or More.

3. Navigation Systems

Navigation systems enable consumers to move through the product and to know where they are.

Common Examples of navigation systems are:

• Main Navigation Menus
• Submenus, secondary navigation
• Breadcrumbs
• Related Links
• Sidebar navigation and tabs

The right mix of navigation elements depends on your product’s complexity, the amount of content it contains, and how users typically interact with it. To learn how to choose the right navigation structure for your SaaS product, explore our guide to SaaS navigation design.

4. Search Systems

Search systems may search information directly without passing through each category.

They can include keyword search, autocomplete, filters and sorting. Search becomes particularly useful when a product has big documentation, large inventories, or many records.

However, search should be a complement to a clear structure, not a replacement for continually confused navigation. 

Information Architecture Examples

The best way to understand information architecture is to see how different products organize information around their users' needs.

Here are three practical information architecture examples:

Example 1: Ecommerce Website

Imagine an online furniture store. Its primary navigation might look like this:

• Living Room
  
  • Sofas
  • Coffee Tables
  • TV Units
• Bedroom
  
  • Beds
  • Wardrobes
  • Bedside Tables
• Dining
  
  • Dining Tables
  • Dining Chairs
• Sale
• My Account
• Cart

This structure divides things into recognizable purchasing categories. Price, material, size and color filters enable customers to refine their choices without generating dozens of top-level categories.

Example 2: SaaS Project Management Dashboard

A project management platform has to organize work and administrative elements. Its structure could include:

• Workspace
  
  • Projects
  • Tasks
  • Team Members
• Planning
  
  • Calendar
  • Timeline
  • Workload
• Reports
  
  • Project Progress
  • Team Performance
• Settings
  
  • Workspace Settings
  • Permissions
  • Billing

This hierarchy separates the ordinary job from reporting and administration. Users may quickly identify common actions, yet still have access to sophisticated functionality.

Example 3: SaaS Documentation Website

A documentation website should assist users to solve difficulties, learn features and fulfill technical jobs. A structure that could work might be:

• Getting Started
  
  • Installation
  • Quickstart Guide
  • First Project
• Guides
  
  • Core Features
  • Integrations
  • Workflows
• API Reference
  
  • Authentication
  • Endpoints
  • Error Codes
• Troubleshooting
  
  • Common Issues
  • Frequently Asked Questions

A visible search box can assist experienced users locate the answer they need quickly, while categorized categories aid newbies.

These examples show the same principle: structure information based on user thinking and user goals, not your company’s internal departments.

What Are the Main Information Architecture Principles?

Good menus aren't the only thing that makes for effective IA. It has to be somewhat sensible so that the user can get an idea of where the information is and how to get to it.

Information architect Dan Brown provides 8 principles of information architecture that may be a useful framework for making these sorts of determinations.

It is the basis of the consideration of the information architecture as a system that evolves to meet the needs of the user and the complexity of the product.

In practice, we emphasize these core values:

• Clarity category: Think carefully about categories and labels.
• Consistency: Related parts will be subject to similar standards of layout.
• Predictability: Location. Place things where people will look for them.
• Progressive disclosure: Don’t hit them with the complexity all at once. Provide more information only when they want it.
• Scalability: Being able to add more features and content without making the game too challenging.
• User-centered organization: Organize material around user tasks, mental models and expectations.
• Searchability: Navigate, search or use contextual links to find critical information.
• Validation: Don’t assume that your structure makes sense; validate that people can find information

These concepts are especially beneficial when you’re refining an existing product or constructing an MVP that will grow over time.

Information Architecture vs. Sitemap: What's the Difference?

Information architecture and sitemaps are not the same thing. They are two sides of the same coin yet have different purposes. Information architecture is the definition of how information is organized and connected. A sitemap is the organization of pages or content within that system.

One way to record your information architecture is with a visual sitemap, however this doesn’t cover all aspects of IA.

XML sitemaps, however, provide a list of URLs so search engines can discover pages . This is what Google recommends in its guidelines for creating and submitting sitemaps.

How to Plan Information Architecture for a Website or SaaS Product

It is best to plan information architecture starting with user demands and current content, not with a menu design. Here's how to develop a structure that supports your product now, and grows with you.

Step 1: Understand Your Users and Their Goals

Find out who will use your product, what they want to achieve, and what information they need to do that.

A founder of a SaaS product would want to see revenue, an accountant would want to see invoices and transactions. The two users are on the same platform but have different priorities.

Look at customer interviews, service requests, product analytics and user studies to uncover typical tasks and expectations. When developing a larger product experience, begin with a sound UX strategy that links user needs to corporate objectives.

Step 2: Audit Your Existing Content

Take inventory of what you have before you re-organize a website. Log all key pages, features, documents or content items. Define the purpose, the user group, the present location and if it should be updated, merged or deleted.

For instance:

A content audit will save you from dragging along pages you don’t need into a new structure.

Step 3: Group Content Into Meaningful Categories

Identify natural groups once you comprehend your subject. The goal is to make the categories meaningful to users and broad enough to include related content.

Use card sorting to determine how users categorize information. An open card sort is where users generate their own categories. In a closed card sort, the items are sorted into pre-determined categories.

Users may, for example, put their invoices, payment methods, and subscription details into billing. Their input might inform you if the labels you suggest are what they expect.

Don’t create a new category for each feature. Too many selections at the top level can be tougher to scan. 

Step 4: Create an Information Architecture Diagram

An information architecture diagram illustrates how the primary components, pages and categories of material relate to one another.

Create a simple hierarchy initially, and add further pages or relationships afterward.

For example:

SaaS Product

├── Dashboard

├── Projects

│   ├── Active Projects

│   ├── Archived Projects

│   └── Project Details

├── Reports

│   ├── Performance

│   └── Revenue

├── Team

│   ├── Members

│   └── Permissions

└── Settings

    ├── Account

    ├── Billing

    └── Integrations

This is a picture of the tree. Screen designing is easier when you can find the key elements, comprehend their relations and find gaps.

Now you can convert your hierarchy into wireframes and interactive prototypes. In our tutorial we explain how deliverables such as wireframes, mockups and prototypes help during the various stages of product development.

Step 5: Design Navigation and Labels

Let your navigation system be driven by your information architecture, not the other way around.

Choose a navigation layout that fits your product size and user needs. A marketing website may simply need a basic top navigation, but an analytics platform may benefit from a persistent sidebar.

Label clearly and consistently. For instance, choose “Reports” rather than switching between “Analytics,” “Insights,” and “Performance” if all those categories lead to the same screen.

Also, think of the consumer’s journey via the linked pages. Breadcrumbs, contextual links, and related-content sections tell users where they are and what else is relevant. 

Step 6: Test the Structure Before Launch

What your team understands may still be unclear to users. Test it early, before you get too caught up in visual design or development.

There are two useful ways:

• Tree Testing: Provide the user with a text-only hierarchy and ask them to find specific details. This helps you to evaluate if categories and labels make sense.
• Usability testing: Get people to complete real tasks using a prototype or working product. Watch where they stop, lose the track, take another road.

Ask participants to find a subscription invoice or invite a teammate. If many users have difficulty finding the same feature, you might need to consider the category, label, or navigation path.

Usability testing of SaaS applications can help you find navigation problems before they become expensive to fix. 

How Does Information Architecture Affect SEO?

Information architecture also helps search engines find sites and customers understand how material is related. It influences how you organize URLs, link related pages, and rank important information.

A good structure helps you with:

• Improve Page Discovery: Use internal links to help users and search engines find important pages easily.
• Organize Related Content: Group similar topics and service pages into clear, easy-to-navigate sections.
• Create Clear Navigation: Use simple, descriptive labels so visitors know what to expect on each page.
• Reduce Duplicate Content: Audit your website regularly to identify and remove duplicate pages.
• Maintain Consistent URLs: Create short, readable, and consistent URLs that are easy for users and search engines to understand.

For example, a design agency can group its material into UI/UX design, SaaS design, dashboard design and website design. Each category can connect service sites to the instructional components and case studies.

But don’t just stick in keywords for the sake of expanding category levels. The depth of URL has little impact on the rankings and search engines do not require every site to have a tight hierarchy.

Humans are what excellent information architecture is about. It makes it so much easier for people to find and comprehend stuff on your site. 

Common Information Architecture Patterns

Distinct products need distinct structures. The appropriate pattern depends on the amount of content, relationships between items and the tasks that users need to do.

These patterns are not exclusive. For example, a SaaS platform may have a hierarchical structure for its main navigation, a hub-and-spoke structure for its mobile dashboard, and a sequential flow for onboarding.

Information Architecture vs. User Flow

Information architecture is the organization of content and features. User flow is a series of actions a user takes to complete a particular task.

For example, IA learns the location of your subscription settings. A user flow illustrates the procedures involved in switching a subscription plan.

Both are vital, yet they solve distinct questions. IA establishes the framework on which to build user flows, showing how users will move through it to accomplish an outcome.

Material strategy dictates what material you require, who it is for, and how you manage it. IA decides how that content is classified, tagged and retrieved.

These fields are complementary. Align them early and your product is easier to navigate and manage.

Frequently Asked Questions

What Are the Four Main Components of Information Architecture?

There are four key components. They are: 1. Organization systems 2. Labeling systems 3. Navigation systems 4. Search systems. They assist in arranging content, producing comprehensible labels, directing users through interfaces, and improving discoverability of information. 

What Is the Difference Between Information Architecture and a Sitemap?

Information architecture is the organization, labeling, linking and access of information. The sitemap is mostly for showing the hierarchy and relationships of pages. A visual sitemap can represent a piece of an IA, but it is not a full representation of all the parts. 

How Does Information Architecture Affect SEO?

A good information architecture helps SEO by increasing internal linking so search engines can find important sites easier, and by logically grouping relevant content. But it doesn’t ensure better ranks without relevant content and good technical accessibility. 

How Do You Create an Information Architecture for a Website?

Begin by analyzing user wants and auditing existing content. Arrange similar content together, sketch an architecture plan, provide consistent navigation and labels, and validate the structure with actual users prior to launch. 

How Can You Test Information Architecture?

You can test information architecture through card sorting, tree testing, and usability testing. These methods help determine whether users understand categories, locate information easily, and navigate the product successfully when completing common tasks.

What Are the Key Principles of Good Information Architecture?

Good information architecture is guided by principles such as clarity, consistency, predictability, scalability, and user-centered organization. They assist people to grasp categories, locate features and browse digital products without being unnecessarily confused. 

What Are Common Information Architecture Patterns?

Common information architecture patterns include hierarchical, flat, hub-and-spoke, sequential, and matrix structures. Each serves different needs, depending on content complexity, user goals, and how people need to access information within a digital product.

Final Thoughts

Information architecture is the foundation of a useful digital product. It tells users where information lives, how features relate, and what to do next.

Know your crowd. Go over your things. Organize information into groups and create a clear structure. Then create the navigation around that structure and test it with card sorting, tree testing and usability testing.

Whether you are a SaaS project or a rebuild of an existing website, Orbix Studio UI/UX design services can allow you to create a clear user-centered experience that supports your product goals.