236115 - New Single-Family Housing Construction (except For-Sale Builders)

Navigating the world of government contracting and industry classification can be complex. NAICS Code 236115 plays a vital role in the construction sector, specifically focusing on new single-family housing construction — but with a unique twist. If you're involved in building single-family homes that aren't constructed for sale by builders, this code is especially relevant. In this blog, we'll dive deep into what NAICS Code 236115 entails, its sector, typical business activities, size standards, and much more.

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What is NAICS Code 236115?

NAICS Code 236115 is classified under the Construction sector and encompasses establishments primarily engaged in the construction of new single-family residential buildings — except for those that build homes for sale. Unlike conventional homebuilders constructing for market purposes, these builders often build homes on their own account or on a contract basis for individual clients, such as custom homes or residential projects commissioned by owner-builders.

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Sector and Business Activities in NAICS Code 236115

• Sector: Construction
• Industry Description: This industry classification includes various general contractors and builders involved in new single-family home construction, excluding for-sale builders.
• Typical Business Activities:
  • Constructing custom single-family homes
  • Building homes directly for the owners (owner-builders)
  • Residential construction on a contract basis
  • Managing construction projects for individual clients
  • Specialized housing construction such as cabins, cottages, modular, and log homes

These companies may handle everything from site assembly to full home construction with a focus on individual client needs rather than market-driven sales.

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Size Standards for NAICS Code 236115

To qualify as a small business under this NAICS code, the size standard is set at:

• $45 million in average annual receipts

This size standard helps determine eligibility for small business programs and government contracting advantages.

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Common Types of Businesses Under NAICS Code 236115

• Custom home builders working on tailored single-family residential projects
• Owner-builders who construct homes for personal use or family
• Residential construction contractors providing building and management services for single-family homes
• Specialized cabin and cottage builders
• Contractors assembling modular, panelized, or prefabricated single-family homes directly on-site

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Detailed Code Description: Establishment Types Under NAICS 236115

Code Detail	Description
Cabin construction general contractors	Specialized builders of cabin-style single-family homes
Condominium, single-family, construction general contractors	Contractors focusing on single-family style condominiums
Construction management, single-family building	Managing the entire construction process for single-family houses
Cottage construction general contractors	Building small, often vacation-style single-family cottages
Custom builders (except for-sale), single-family home	Tailored home builders constructing non-market, client-specific houses
Duplex construction general contractors	Builders of side-by-side or attached two-family homes
Home builders (except for-sale), single-family	General contractors who build homes for owner-use, not market sales
Housing, single-family, construction general contractors	General single-family home construction firms
Log home construction general contractors	Specialized builders focusing on log cabin style single-family houses
Low income housing, single-family, construction general contractors	Builders specialized in affordable single-family housing
Modular single-family housing assembled on site	Contractors assembling factory-built modular homes on the client’s property
Panelized single-family housing assembled on site	Builders assembling panelized, prefabricated housing components
Precut single-family housing assembled on site	Builders working with precut housing materials
Prefabricated residential building erection, single-family	Erection of pre-manufactured single-family homes
Premanufactured single-family housing assembled on site	Handling assembly of pre-made housing units
Residential construction, single-family, general contractors	Broad single-family residential building contractors
Row house construction general contractors	Builders specializing in attached single-family type row houses
Single-family attached housing construction general contractors	Builders constructing attached single-family units
Single-family detached housing construction general contractors	Builders constructing detached, stand-alone homes
Single-family homes built on land owned by others, general contractors of	Contractors building homes on land not owned by the builder
Single-family house construction by general contractors	General contractors engaged in house construction
Time-share condominium construction general contractors	Specialized builders focusing on time-share single-family condos
Town house construction by general contractors	Contractors building single-family townhouse units
Vacation home, single-family, construction by general contractors	Builders of vacation or seasonal single-family homes

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Frequently Asked Questions (FAQ) About NAICS Code 236115

1. What types of homes are excluded from NAICS 236115?

Homes built for sale by builders or developers that construct homes as inventory stock are excluded under this code. Those fall under different NAICS codes like 236116 (Residential remodeling).

2. Can an owner-builder qualify under NAICS 236115?

Yes. Owner-builders constructing single-family homes for personal use fall within this NAICS classification.

3. What does the $45 million size standard mean?

This means any single establishment with average annual receipts below $45 million qualifies as a small business under SBA’s definition for this code.

4. Are modular and prefab homes included?

Yes. Contractors who assemble modular, panelized, precut, or prefabricated housing on-site are included in NAICS 236115.

5. How is this NAICS code used in government contracting?

It helps classify businesses for contract eligibility, small business certifications, and industry analysis in new single-family residential construction projects.

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Conclusion

NAICS Code 236115 is a crucial classification for companies in the construction sector specializing in new single-family housing construction, excluding homes built directly for sale. From custom builders to specialized cabin constructors, this industry serves homeowners and clients looking for personalized, non-market single-family residences. Understanding this code and its size standards can open doors to government contracting and market opportunities in residential construction.

If you are involved in this segment of the construction market, knowing NAICS 236115 can help align your business for certifications, contracts, and industry recognition.

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Keywords: NAICS 236115, new single-family housing construction, custom home builders, construction contractors, single-family homes, government contracting NAICS codes, construction sector, owner-builder construction, modular home contractors