531110 — Lessors of Residential Buildings and Dwellings
Description
This industry comprises establishments primarily engaged in acting as lessors of buildings used as residences or dwellings, such as single-family homes, apartment buildings, and town homes. Included in this industry are owner-lessors and establishments renting real estate and then acting as lessors in subleasing it to others. The establishments in this industry may manage the property themselves or have another establishment manage it for them (as defined in the official U.S. Census Bureau 2022 NAICS Manual).
Overview Facts
Legacy SIC Concordance
Trace the historical mapping chain from the 1987 Standard Industrial Classification (SIC) to the modern 2022 NAICS code format.
- SIC 6513 - Operators of Apartment Buildings (via SIC1987:6513→NAICS1997:53111→2002:531110→2007:531110→2012:531110→2017:531110→2022:531110)
- SIC 6514 - Operators of Dwellings Other Than Apartment Buildings (via SIC1987:6514→NAICS1997:53111→2002:531110→2007:531110→2012:531110→2017:531110→2022:531110)
- SIC 6798 - Real Estate Investment Trusts (via SIC1987:6798→NAICS1997:52593→2002:525930→2007:531110→2012:531110→2017:531110→2022:531110)
Suggested Product Service Codes (Advisory)
The following Product Service Codes (PSCs) are advisory suggestions aligned with this NAICS code. Note: NAICS and PSC codes map to different dimensions of procurement (industry vs. product/service). There is no official binding 1:1 crosswalk.
- PSC R710 — Financial Services (includes credit card services and any other financial services. See revision to description for code R703 above)
Source: DoD DPCAP PSC Selection Tool (Ingested: 2026-06-29)
Frequently Asked Questions (FAQ)
Is NAICS code 531110 valid in 2022? ▾
Yes, 531110 is a valid 6-digit 2022 NAICS national industry code representing 'Lessors of Residential Buildings and Dwellings' under Sector 53 in the official classification index.
What is the SBA size standard for NAICS code 531110? ▾
The Small Business Administration (SBA) has established a small business size standard of $34,000,000 for NAICS code 531110 (Lessors of Residential Buildings and Dwellings), calculated based on receipts.
What is the legacy SIC equivalent for NAICS 531110? ▾
According to official Census Bureau concordance tables, NAICS code 531110 (Lessors of Residential Buildings and Dwellings) maps to legacy 1987 Standard Industrial Classification (SIC) codes: 6513 - Operators of Apartment Buildings, 6514 - Operators of Dwellings Other Than Apartment Buildings, 6798 - Real Estate Investment Trusts.
Related Pages & Tools
Further regulatory reference links for NAICS code 531110:
- Sector 53 Directory Hub — List of related industries in the Real Estate and Rental and Leasing sector.
- SIC ↔ NAICS Crosswalk Tool — Look up mappings between legacy SIC codes and modern classifications.
- NAICS 531110 to SIC Crosswalk — Bidirectional mapping to legacy SIC codes (Lessors of Residential Buildings and Dwellings).
- IRS PBA Code for Apartment Building — Principal Business Activity tax reporting details.
- IRS PBA Code for Real Estate Investment — Principal Business Activity tax reporting details.
- SBA Size Standards Guide — Complete rules and averaging periods for small business classifications.
- Calculating Annual Receipts Guide — Detailed worked example of revenue calculation rules.
- IRS Principal Business Activity Guide — How NAICS codes map to corporate and entity tax filings.