CoStar Opt Out Guide

To opt out of CoStar, follow our CoStar opt-out guide below. 

CoStar is a provider of commercial real estate information. 

Use our step-by-step guide below to opt out of CoStar.

DeleteMe’s CoStar Opt Out Review

To opt out of CoStar, you need to complete an online form and click an email confirmation link. After that, your request should be processed after a waiting period.

Speed: 3	Difficulty: 2

CoStar Listing Removal Walkthrough

Opt out of CoStar in four steps. 

1. Go to the CoStar website and click “CA: Do Not Sell My Personal Info” in the footer 

Go to http://costar.com/ and scroll to the bottom of the page. 

Click “CA: Do Not Sell My Personal Info” in the footer under ‘Company.’

2. Click “here”

You will be redirected to a page with information on how to opt out for California residents. 

Click the hyperlinked “here” in the second sentence. 

3. Fill out the form

You will be redirected to a page with an online form. Fill it out. The form will expand as you select answers.

Select your residency country and state.

Select your user status (i.e., relationship to CoStar).

Select the products you use.

Select your request type. You can select multiple options.

Enter your first name, last name, and email.

Click the “I’m not a robot” checkbox.

Click the “Submit” button.

4. Click the email confirmation link

CoStar will send you an email confirmation link to verify your identity. 

Go to your email inbox and find the email from CoStar.

Note: If you don’t see the email from CoStar, check your spam folder.

Click the “Confirm Email” button.

Your CoStar opt-out request was submitted.

How to Contact CoStar

You can also make your CoStar opt-out request by emailing support@costar.com. 

Who Is Selling Your Info? 

Data brokers! These companies collect your personal information from various sources (public records, social media, etc.), compile this information into detailed profiles, and sell these profiles to anyone who wants them. 

Learn more about data brokers and people search sites in our detailed data broker guide. 

Then, take a look at our data broker opt-out guide to see which data brokers and people search sites you should opt-out from, including:

• How to remove yourself from Whitepages. 
• How to remove yourself from BeenVerified. 
• How to remove yourself from Spokeo.
• How to remove yourself from PeopleFinders.
• How to remove yourself from Radaris.
• How to remove yourself from People Background Check. 
• How to remove yourself from TruthFinder.
• How to remove yourself from MyLife.
• How to remove yourself from Intelius. 
• How to remove yourself from Fast People Search
• How to remove yourself from Arrests.org.
• How to remove yourself from CheckPeople.com
• How to remove yourself from Instant Checkmate.

Alternatively, consider subscribing to a data broker removal service like DeleteMe. Our privacy experts will delete you from data brokers continuously on your behalf, saving you hundreds of hours in the process.