NAICS Code 721310 — Rooming and Boarding Houses, Dormitories, and Workers' Camps

National Industry in the official 2022 North American Industry Classification System (U.S. Census Bureau). It is the only national industry under 72131 (Rooming and Boarding Houses, Dormitories, and Workers' Camps).

Code	721310
Title	Rooming and Boarding Houses, Dormitories, and Workers' Camps
Level	National Industry (6-digit)
Edition	NAICS 2022 edition
SBA size standard	$14 million in average annual receipts

Official definition (2022 NAICS)

This industry comprises establishments primarily engaged in operating rooming and boarding houses and similar facilities, such as fraternity houses, sorority houses, off campus dormitories, residential clubs, and workers' camps. These establishments provide temporary or longer-term accommodations, which, for the period of occupancy, may serve as a principal residence. These establishments also may provide complementary services, such as housekeeping, meals, and laundry services.

Illustrative Examples:

Dormitories (off campus)

Sorority houses

Fraternity houses

Workers' camps

Rooming houses

Is a business under 721310 "small"?

Under the SBA size standards (13 CFR 121.201, effective March 17, 2023), a business classified in NAICS 721310 qualifies as a small business if it does not exceed $14 million in average annual receipts. Small-business status determines eligibility for federal set-aside contracts, SAM.gov certifications and SBA loan programs — receipts are averaged over the latest 5 fiscal years.

Where 721310 sits in the hierarchy

Level	Code	Title
Sector	72	Accommodation and Food Services
Subsector	721	Accommodation
Industry Group	7213	Rooming and Boarding Houses, Dormitories, and Workers' Camps
NAICS Industry	72131	Rooming and Boarding Houses, Dormitories, and Workers' Camps
National Industry	721310	Rooming and Boarding Houses, Dormitories, and Workers' Camps

No direct SIC mapping is shown for this code: it was introduced or redefined after the official 1987 SIC ↔ 2002 NAICS concordance. Use the crosswalk tool to explore related legacy codes.

Data: official 2022 NAICS structure, descriptions and Census concordances, U.S. Census Bureau — U.S. government works in the public domain (17 U.S.C. §105). Suggested reference, not an official determination.