CoStar Realty Information, Inc.
CoStar Realty Information, Inc. is a data broker registered with the California Privacy Protection Agency. Collects: Precise geolocation, Names, birth dates, emails, phone numbers, ad IDs. Shared or sold data to foreign actors, federal government, state governments in 2024.
Registry contact
- Primary website
- https://www.costar.com
- Privacy contact
- globalprivacyinbox@costar.com
- Phone
- 8882267404
- CCPA rights portal
- https://www.costar.com/about/privacy-notice
- Registered address
- 1201 Wilson Blvd, Arlington, Virginia, 22209
Sensitive data categories collected
Per CoStar Realty Information, Inc.'s 2024 registry disclosure, they collect:
- Precise geolocation
- Names, birth dates, emails, phone numbers, ad IDs
Data sharing disclosed for 2024
CoStar Realty Information, Inc. disclosed sharing or selling consumer data to:
- Foreign actors
- US federal government
- Other state governments
2024 deletion-request statistics
Total delete requests
144
Complied in full
92
Denied
39
Median response (days)
5
Opt-out of sale requests
133
Source: California Data Broker Registry 2026 disclosure. CCPA requires response within 45 days.
How to opt out
- 1
Visit CoStar Realty Information, Inc.’s CCPA rights portal and submit a deletion request.
- 2
Cite Cal. Civ. Code § 1798.105 (right to delete) and § 1798.120 (right to opt out of sale or sharing).
- 3
Include sufficient information to verify your identity (email on file, address, etc.) — do not send a scan of your government ID unless specifically required.
- 4
Track the response window: 45 days under CCPA, extendable once to 90 with written notice.
- 5
If ignored, file a complaint with the California Privacy Protection Agency at cppa.ca.gov/consumers/complaint.html.
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Is CoStar Realty Information, Inc. a legitimate data broker?+
CoStar Realty Information, Inc. is a registered data broker with the California Privacy Protection Agency, required to register annually under California’s data broker law. Registration confirms the entity exists and is subject to CCPA/CPRA obligations, including the 45-day response deadline for deletion requests.
What data does CoStar Realty Information, Inc. collect?+
Per CoStar Realty Information, Inc.’s own registry disclosure, they collect: Precise geolocation; Names, birth dates, emails, phone numbers, ad IDs.
How do I remove my data from CoStar Realty Information, Inc.?+
Visit https://www.costar.com/about/privacy-notice to submit a CCPA deletion request. Or use OfflistMe to generate a pre-filled deletion email that you send from your own inbox.
How long does CoStar Realty Information, Inc. take to respond?+
In 2024, CoStar Realty Information, Inc. reported processing 144 deletion requests with a median response of 5 days. CCPA requires response within 45 days.