NAICS 321991 Quarterly Industry Report
Manufactured Home (Mobile Home) Manufacturing
Comprehensive industry research for valuation professionals, business owners, buyers, and lenders
NAICS Code: 321991Sector: 32Updated: Q1 2026
About This Report
This Fair Market Value industry report for NAICS 321991 provides business owners, acquirers, and financial advisors with data-driven valuation insights for the manufactured home manufacturing sector, drawing on data from the U.S. Census Bureau[5] Manufactured Housing Survey and HUD[8] compliance records. Additional data is drawn from Bureau of Labor Statistics[9].. The report aggregates transaction multiples, financial benchmarks, and market trends specific to NAICS 321991 establishments, supporting buy-sell agreements, succession planning, SBA-financed acquisitions, and litigation support engagements.
Industry Snapshot
Key metrics for the manufactured home (mobile home) manufacturing industry.
Industry Definition & Overview
Manufactured Home (Mobile Home) Manufacturing (NAICS 321991) encompasses establishments primarily engaged in making manufactured homes designed to accept permanent water, sewer, and utility connections. These factory-built housing units are constructed on a permanent chassis, equipped with wheels for transport to home sites, and built to federal HUD Code standards rather than local building codes. According to the U.S. Census Bureau[5], approximately 450 active domestic plants operate in this sector, employing over 21,000 workers and producing roughly 100,000 homes annually, with production concentrated in states including Indiana, Alabama, Texas, and Georgia.
Manufactured housing serves as a primary source of affordable homeownership, with average prices substantially below site-built housing on a per-square-foot basis. Single-section and multi-section homes are produced on factory assembly lines that move chassis through sequential workstations for framing, plumbing, electrical, insulation, drywall, and finish interior work. Per Bureau of Labor Statistics[6] data, production employment spans carpenters, electricians, plumbers, and general assemblers working in climate-controlled factory environments that offer productivity advantages over conventional construction.
The SBA Office of Advocacy[7] notes that the industry is moderately concentrated, with several large publicly traded companies operating multiple plants alongside regional producers serving local dealer networks. Federal regulation through HUD[8] Manufactured Home Construction and Safety Standards establishes uniform building requirements that eliminate the need for local building permits, while state regulations govern installation, transportation, and dealer licensing requirements.
What's Included in This Industry
- Valuation multiples benchmarked to manufactured home production operations
- Revenue and EBITDA trends for single-section and multi-section home producers
- SBA lending data and financing terms for NAICS 321991
- Comparable transaction data from recent manufactured home plant acquisitions
- Industry risk factors including housing demand cyclicality and regulatory changes
- Workforce composition and labor cost benchmarks for factory housing production
- Regional market analysis covering major manufacturing states and markets
- Equipment valuation data for factory assembly line and production systems
- Growth projections tied to affordable housing demand and community development
- Owner compensation and discretionary earnings benchmarks
NAICS Classification Hierarchy
| Level | Description | Code |
|---|---|---|
| Subsector | Wood Product Manufacturing | 321 |
| Industry Group | Other Wood Product Manufacturing | 3219 |
| NAICS Industry | All Other Wood Product Manufacturing | 32199 |
| National Industry | Manufactured Home (Mobile Home) Manufacturing | 321991 |
Related NAICS Codes
| Code | Description | Relationship |
|---|---|---|
| 321992 | Prefabricated Wood Building Manufacturing | Prefabricated wood building manufacturers producing modular and panelized buildings that compete with manufactured homes in factory-built housing markets |
| 321215 | Engineered Wood Member Manufacturing | Engineered wood member manufacturers producing trusses and structural components consumed in manufactured home floor and roof framing systems |
| 321113 | Sawmills | Sawmills producing dimension lumber consumed in manufactured home wall framing, floor systems, and structural component construction |
| 337121 | Upholstered Household Furniture Manufacturing | Upholstered household furniture manufacturers producing furniture and seating products installed in manufactured homes during factory assembly |
| 336214 | Travel Trailer and Camper Manufacturing | Travel trailer and camper manufacturers using similar factory assembly techniques but producing recreational vehicles rather than permanent housing |
| 531110 | Lessors of Residential Buildings and Dwellings | Lessors of residential buildings and dwellings operating manufactured home communities that represent a major distribution channel for new home placements |
Geographic Concentration
Top states by share of national establishments.
| # | State | % Est. | Total Est. |
|---|---|---|---|
| 1 | Texas | 14.9% | 32 |
| 2 | California | 13.6% | 29 |
| 3 | Alabama | 7.5% | 16 |
| 4 | Florida | 7.0% | 15 |
| 5 | Indiana | 6.5% | 14 |
| 6 | Tennessee | 6.5% | 14 |
| 7 | Pennsylvania | 6.5% | 14 |
| 8 | Georgia | 5.1% | 11 |
| 9 | Oregon | 3.7% | 8 |
| 10 | Arizona | 3.3% | 7 |
% Of Establishments
0%
15%
Source: County Business Patterns, U.S. Census Bureau[3]
SBA Lending Summary
48
Total SBA Loans
$44.6M
Total Loan Volume
$929K
Average Loan Size
9 yrs
Average Loan Term
9.66%
Average Interest Rate
2,184
Jobs Supported
Source: SBA 7(a) Program Data, U.S. Small Business Administration — FY 2025[4]
Key Insight: Manufactured home producers seeking SBA financing typically qualify under the SBA size standards[10] for NAICS 321991, which set the threshold at 1,250 employees for small business classification. The SBA 7(a) loan program[11] provides up to $5 million for business acquisitions, factory equipment upgrades, and working capital for production materials. Market CDC/504 loan program[12] offers long-term fixed-rate financing for manufacturing facility improvements, assembly line modernization, and plant expansion projects. Lenders evaluate HUD compliance records, dealer network strength, and production capacity relative to regional housing demand when underwriting transactions.
Top SBA Lenders
| # | Lender | Loans | Volume | Avg Loan |
|---|---|---|---|---|
| 1 | Glacier Bank | 16 | $40.0M | $2.5M |
| 2 | Northeast Bank | 8 | $2.8M | $350K |
| 3 | U.S. Bank, National Association | 16 | $1.0M | $63K |
| 4 | Readycap Lending, LLC | 8 | $800K | $100K |
Frequently Asked Questions
Common questions about this industry.
What is the typical valuation multiple for a manufactured home producer?
Manufactured home producers typically trade at 5x to 9x EBITDA, with strong dealer networks, multi-plant operations, and geographic diversification driving premium valuations. Companies with integrated community ownership and retail financing operations can command higher multiples. Per U.S. Census Bureau[5] data, the industry's role in affordable housing provides structural demand support that strengthen long-term valuation stability.
What SBA loan options are available for acquiring a manufactured home plant?
The SBA 7(a) loan program[11] provides up to $5 million for business acquisitions and equipment purchases, while the CDC/504 program[12] finances facility improvements and assembly line equipment. Lenders review HUD inspection records, dealer network coverage, production backlog, and warranty reserve adequacy during due diligence for manufactured home plant acquisitions.
How does HUD Code regulation affect manufactured home manufacturing?
HUD[8] Manufactured Home Construction and Safety Standards establish uniform federal building standards that preempt local building codes, covering structural design, fire safety, plumbing, heating, and electrical systems. Third-party inspection agencies monitor production quality at each plant, and compliance costs including inspection fees, testing requirements, and label administration represent ongoing regulatory expenses.
What are the main cost drivers for manufactured home producers?
Building materials including lumber, drywall, insulation, roofing, siding, and interior finishes typically represent 55-65% of production costs. Per Bureau of Labor Statistics[6] data, production labor for factory assembly comprising carpenters, electricians, plumbers, and general workers represents the second largest cost category, followed by transportation costs for delivering finished homes to retail locations.
What growth opportunities exist for manufactured home manufacturers?
Growth opportunities include addressing the national affordable housing shortage, expanding into accessory dwelling unit production, serving manufactured home community operators with replacement and infill homes, and developing higher-end multi-section homes that compete with entry-level site-built housing. Per U.S. Census Bureau[5] housing data, manufactured homes represent roughly 10% of new single-family housing starts nationally.
How do dealer networks affect manufactured home business valuations?
Dealer network coverage directly influences market reach and sales volume, with exclusive and independent dealer relationships representing material intangible assets in manufacturing valuations. Strong regional dealer networks with experienced sales operations and established customer traffic provide reliable order flow that supports production planning and factory use rates.
What equipment is needed for manufactured home production?
Production facilities require factory assembly lines with workstations for framing, roofing, plumbing, electrical, insulation, drywall, painting, flooring, and trim installation. Per SBA[13] lending data, overhead cranes, pneumatic tool systems, and material conveyor infrastructure represent key capital investments, while the factory building itself typically represents the largest fixed asset.
What workforce challenges do manufactured home producers face?
Key challenges include recruiting skilled tradespeople including carpenters, plumbers, and electricians for factory production environments, training multi-skilled assemblers capable of performing various construction tasks, and competing with site-built construction contractors for available labor. Factory environments offer climate-controlled working conditions and regular schedules that can attract workers from conventional construction.
Sources & References
Government datasets and editorial sources used in this report.
- [1]U.S. Bureau of Labor Statistics, Quarterly Census of Employment and Wages bls.gov
- [2]U.S. Census Bureau, Economic Census census.gov
- [3]U.S. Census Bureau, County Business Patterns census.gov
- [4]U.S. Small Business Administration, SBA 7(a) Loan Program Data data.sba.gov
- [5]U.S. Census Bureau census.gov
- [6]Bureau of Labor Statistics bls.gov
- [7]SBA Office of Advocacy advocacy.sba.gov
- [8]HUD hud.gov
- [9]Bureau of Labor Statistics bls.gov
- [10]SBA size standards sba.gov
- [11]SBA 7(a) loan program sba.gov
- [12]CDC/504 loan program sba.gov
- [13]SBA sba.gov
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