What Is the Difference Between 301 and 302 Redirects?

Redirects are a fundamental part of technical SEO and website management. Among all redirect types, the most commonly used are 301 and 302 redirects. Understanding the difference between them is essential because each type sends a very different signal to search engines.

The choice between a permanent or temporary redirect affects how search engines treat URLs, transfer link equity, and update their index. Using the wrong redirect type can result in ranking loss, indexing confusion, or wasted crawl budget.

Table of Contents

• What are redirects?
• What is a 301 redirect?
• What is a 302 redirect?
• Key differences between 301 and 302 redirects
• SEO impact of 301 vs 302 redirect
• When should you use a 301 redirect?
• When should you use a 302 redirect?
• Common redirect mistakes
• Redirect best practices
• Final thoughts

What Are Redirects?

A redirect is a server-side or client-side instruction that sends users and search engines from one URL to another. Redirects are commonly used when URLs change, pages are removed, or content is temporarily unavailable.

From an SEO perspective, redirects help preserve traffic, user experience, and ranking signals when URLs are modified. However, not all redirects behave the same way.

What Is a 301 Redirect?

A 301 redirect is a permanent redirect. It tells search engines that the original URL has been permanently moved to a new location.

When a search engine encounters a 301 redirect, it understands that the old URL should be replaced with the new one in its index. Over time, most ranking signals and link equity are transferred to the destination URL.

Because of this behavior, 301 redirects are the preferred option for permanent URL changes.

What Is a 302 Redirect?

A 302 redirect is a temporary redirect. It signals to search engines that the original URL is temporarily unavailable and will likely return in the future.

With a 302 redirect, search engines usually keep the original URL indexed and do not fully transfer ranking signals to the destination page.

This type of redirect is useful for short-term changes, such as maintenance pages, A/B testing, or temporary campaigns.

Key Differences Between 301 and 302 Redirects

The main differences between 301 and 302 redirects relate to intent, indexing behavior, and signal transfer.

• Permanence: A 301 redirect is permanent, while a 302 redirect is temporary.
• Indexing: Search engines replace the old URL with the new one for 301 redirects, but usually keep the original URL for 302 redirects.
• Link equity: A 301 redirect passes most link equity, while a 302 redirect may pass little or none.
• SEO usage: 301 is used for migrations and deletions, 302 for short-term changes.

SEO Impact of 301 vs 302 Redirect

Choosing between a 301 vs 302 redirect has a direct impact on SEO performance.

Using a permanent redirect when the change is temporary can cause search engines to drop the original URL from their index. On the other hand, using a temporary redirect for a permanent move can prevent ranking signals from consolidating.

Search engines like Google are generally good at interpreting intent, but relying on them to guess your intentions is risky. Clear signals always perform better.

When Should You Use a 301 Redirect?

A 301 redirect should be used when a URL change is permanent.

Common scenarios include:

• Website migrations
• Domain changes
• HTTP to HTTPS transitions
• Deleting or merging content
• Canonical URL consolidation

In these cases, a permanent redirect helps preserve SEO value and ensures search engines update their index correctly.

When Should You Use a 302 Redirect?

A 302 redirect is best used when the original URL is expected to return.

Typical use cases include:

• Temporary maintenance pages
• A/B testing variations
• Seasonal promotions
• Short-term content experiments

Using a temporary redirect prevents search engines from replacing the original URL in their index.

Common Redirect Mistakes

Redirect issues are a frequent source of SEO problems. Common mistakes include:

• Using 302 redirects for permanent URL changes
• Creating redirect chains
• Redirecting to irrelevant pages
• Forgetting to update internal links

These mistakes can waste crawl budget and dilute ranking signals.

Redirect Best Practices

To avoid SEO issues, follow these redirect best practices:

• Use 301 redirects for permanent changes
• Use 302 redirects only for temporary situations
• Update internal links to point to final URLs
• Avoid redirect chains and loops
• Monitor redirects in Google Search Console

To evaluate redirect performance, you can also track related signals using SEO metrics.

For official guidance, see Google Search Central.

Final Thoughts

The difference between a 301 vs 302 redirect lies in intent and permanence. A 301 redirect signals a permanent move and consolidates SEO value, while a 302 redirect signals a temporary change and preserves the original URL.

Choosing the correct redirect type ensures cleaner indexing, better crawl efficiency, and stronger long-term SEO performance.