North American Industry Classification System (NAICS) code 321991 is used by federal buyers for market research, set-aside size standards, and reporting. Official titles come from the Census Bureau NAICS structure.
Official definition
This U.S. industry comprises establishments primarily engaged in making manufactured homes (i.e., mobile homes) and nonresidential mobile buildings. Manufactured homes are designed to accept permanent water, sewer, and utility connections and although equipped with wheels, they are not intended for regular highway movement.
- Official title
- Manufactured Home (Mobile Home) Manufacturing
- Code level
- 6
- Parent industry
- All Other Wood Product Manufacturing 32199
- Open opportunities
- 1 open · 21 active
SBA small-business size standard
1,250 employees
Employee-count basis
Check this standard and its exceptionsExcluded or separately classified activities
Official Census cross-references identify activities that belong under another North American Industry Classification System (NAICS) code.
Manufacturing prefabricated wood buildings not equipped with wheels--are classified in U.S. Industry 321992, Prefabricated Wood Building Manufacturing;
Manufacturing travel trailers with self-contained facilities for storage of water and waste--are classified in U.S. Industry 336214, Travel Trailer and Camper Manufacturing; and
Setting up manufactured homes (i.e., mobile homes) at the construction site--are classified in Industry 238990, All Other Specialty Trade Contractors.
Source and edition
2022 NAICS Manual definition and reference material from the U.S. Census Bureau.