NAICS Code 321918 — Other Millwork (including Flooring)

National Industry in the official 2022 North American Industry Classification System (U.S. Census Bureau). It is one of 3 national industries under 32191 (Millwork).

Code321918
TitleOther Millwork (including Flooring)
LevelNational Industry (6-digit)
EditionNAICS 2022 edition
SBA size standard500 employees

Official definition (2022 NAICS)

This U.S. industry comprises establishments primarily engaged in manufacturing millwork (except wood windows, wood doors, and cut stock).

Illustrative Examples:

Clear and finger joint wood moldings manufacturing

Decorative wood moldings (e.g., base, chair rail, crown, shoe) manufacturing

Ornamental woodwork (e.g., cornices, mantel) manufacturing

Planing mills, millwork

Stairwork (e.g., newel posts, railings, stairs, staircases), wood, manufacturing

Wood flooring manufacturing

Wood shutters manufacturing

Is a business under 321918 "small"?

Under the SBA size standards (13 CFR 121.201, effective March 17, 2023), a business classified in NAICS 321918 qualifies as a small business if it does not exceed 500 employees. Small-business status determines eligibility for federal set-aside contracts, SAM.gov certifications and SBA loan programs — employee count is averaged over the latest 24 months.

Where 321918 sits in the hierarchy

LevelCodeTitle
Sector31-33Manufacturing
Subsector321Wood Product Manufacturing
Industry Group3219Other Wood Product Manufacturing
NAICS Industry32191Millwork
National Industry321918Other Millwork (including Flooring)

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.

Related National Industry codes

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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.