What is NAICS code 531390?

NAICS 531390 is the industry "Other Activities Related to Real Estate" in the North American Industry Classification System, part of the Real Estate and Rental and Leasing sector (53).

What is the size standard for NAICS 531390?

The SBA sets a small business size standard for each NAICS code, either average annual receipts or number of employees. Check the current value for 531390 in the SBA table of size standards on sba.gov; it changes from time to time.

NAICS Code 531390: Other Activities Related to Real Estate

NAICS code 531390 is the industry for other activities related to real estate in the Real Estate and Rental and Leasing sector. Agencies tag every federal contract with a NAICS code, so this is the code to list in your SAM.gov registration and to search for bids.

Government contracts under NAICS 531390

Federal agencies obligated $553M on contracts under NAICS 531390 from FY2024 to FY2026, including $170M in FY2026. The biggest buyers were the Department of Agriculture, the Department of Housing and Urban Development, the Department of Veterans Affairs. The largest contractors were Dawson'S Realty & Mortgages, Inc., Information Systems & Networks Corporation, Raine & Company, LLC.

See the full breakdown: government other activities related to real estate contracts, who wins and who buys.

Open government bids for NAICS 531390

No open bids under NAICS 531390 right now. Check the open bids page, which is updated daily from SAM.gov.

Small business size standard for NAICS 531390

To bid on small business set-aside contracts under NAICS 531390, your business must be small under the SBA size standard for this code, measured either by average annual receipts or by number of employees. The values are updated periodically, so check the current SBA table of size standards before you bid.

Other NAICS codes in 5313

How to choose the right NAICS code

Pick the 6-digit code that best describes what you sell. List it as your primary code in SAM.gov, and add other codes for related work. Agencies choose one NAICS code for each contract, so check the codes on past awards for the kind of work you do. Search all codes in the NAICS code lookup.

Related guides

Frequently asked questions

What is NAICS code 531390?: NAICS 531390 is the industry "Other Activities Related to Real Estate" in the North American Industry Classification System, part of the Real Estate and Rental and Leasing sector (53).
What is the size standard for NAICS 531390?: The SBA sets a small business size standard for each NAICS code, either average annual receipts or number of employees. Check the current value for 531390 in the SBA table of size standards on sba.gov; it changes from time to time.
Are there government contracts for NAICS 531390?: Yes. Federal agencies obligated $553M on contracts under NAICS 531390 from FY2024 to FY2026.