NAICS 541410 Quarterly Industry Report
Interior Design Services
Comprehensive industry research for valuation professionals, business owners, buyers, and lenders
NAICS Code: 541410Sector: Professional, Scientific, and Technical Services (54)Updated: Q1 2026
About This Report
This Fair Market Value report profiles NAICS 541410 (Interior Design Services) using official government classification systems and market data. Sources include Census Bureau NAICS records[7], Bureau of Labor Statistics employment data, and SBA size standards documentation. The analysis supports business valuation, federal contracting research, and industry benchmarking activities.
Industry Snapshot
Key metrics for the interior design services industry.
NAICS Sector
54
Professional, Scientific, and Technical Services
Industry Definition & Overview
Interior Design Services (NAICS 541410) encompasses establishments primarily engaged in planning, designing, and administering projects in interior spaces to meet the physical and aesthetic needs of people Census Bureau NAICS 541410[5]. This includes consideration of building codes, health and safety regulations, space planning, and mechanical and electrical systems. The industry includes interior designers, interior decorators, and design consultants serving hospitality, healthcare, commercial corporate, and residential markets. About 128,800 interior designers work in the United States, contributing to the industry's estimated $27.2 billion market value.
The sector has demonstrated steady growth, with employment projected to expand at 3 percent through 2034[6]. Renovation and remodeling demand, commercial space evolution emphasizing quality over quantity, and increased focus on wellness-centered design features drive market expansion. Demand is strong. About 45 percent of designers operate as self-employed sole proprietorships or small partnerships, reflecting the industry's entrepreneurial character.
Key trends include emphasis on wellness and human-centered design, sustainability through eco-friendly materials, integration of smart technology and automation, and corporate space evolution prioritizing employee experience. Generative AI tools are accelerating concept visualization and material evaluation. Residential renovation demand remains strong due to elevated mortgage rates, while commercial sectors invest in acoustic comfort, antimicrobial materials, and ergonomic solutions.
What's Included in This Industry
- Interior design consulting and planning services
- Space planning and layout design
- Interior decorating and aesthetic services
- Commercial office and corporate design
- Hospitality and hotel interior design
- Healthcare and institutional facility design
- Residential interior design and home staging
- Lighting design and electrical planning
- Furniture selection and coordination
- Material specification and sourcing
NAICS Classification Hierarchy
| Level | Description | Code |
|---|---|---|
| Sector | Professional, Scientific, and Technical Services | 54 |
| Subsector | Professional, Scientific, and Technical Services | 541 |
| Industry Group | Specialized Design Services | 5414 |
| NAICS Industry | Interior Design Services | 54141 |
| National Industry | Interior Design Services | 541410 |
Related NAICS Codes
| Code | Description | Relationship |
|---|---|---|
| 541310 | Architectural Services | Architectural Services focus on overall building design and structural planning, while 541410 specializes in interior spaces and aesthetics within completed or renovated structures. |
| 541320 | Landscape Architectural Services | Site design services address exterior grounds and outdoor environments, complementing 541410 interior design work for comprehensive property transformation projects. |
| 541330 | Engineering Services | Engineering Services provide technical infrastructure and systems design that informs interior design decisions regarding mechanical, electrical, and structural requirements within building spaces. |
| 541420 | Industrial Design Services | Industrial Design Services focus on product design and functionality, while 541410 specializes in environmental and spatial design for human occupancy and experience within buildings. |
| 541430 | Graphic Design Services | Graphic Design Services create visual communications and branding elements, often coordinated with 541410 interior design work to establish cohesive spatial aesthetics and messaging. |
| 541490 | Other Specialized Design Services | Other Specialized Design Services includes emerging design disciplines outside the core categories, representing alternative or supplementary design services to traditional interior design. |
Geographic Concentration
Top states by share of national establishments.
| # | State | % Est. | Total Est. |
|---|---|---|---|
| 1 | California | 17.0% | 2,782 |
| 2 | Florida | 11.9% | 1,942 |
| 3 | New York | 9.1% | 1,485 |
| 4 | Texas | 7.5% | 1,228 |
| 5 | Illinois | 4.3% | 696 |
| 6 | Georgia | 4.0% | 652 |
| 7 | Colorado | 3.5% | 577 |
| 8 | North Carolina | 3.5% | 573 |
| 9 | Washington | 2.5% | 400 |
| 10 | Arizona | 2.4% | 399 |
% Of Establishments
0%
17%
Source: County Business Patterns, U.S. Census Bureau[3]
SBA Lending Summary
2,192
Total SBA Loans
$635.0M
Total Loan Volume
$290K
Average Loan Size
10 yrs
Average Loan Term
10.70%
Average Interest Rate
9,200
Jobs Supported
Source: SBA 7(a) Program Data, U.S. Small Business Administration — FY 2025[4]
Key Insight: The SBA size standard for NAICS 541410 (Interior Design Services) is $9.0 million in average annual receipts SBA Size Standards[8]. Businesses not exceeding this revenue ceiling qualify as small businesses for SBA programs and federal contracting preferences. Many interior design firms operate as small businesses, with about 45 percent functioning as self-employed sole proprietorships or small partnerships. Eligible businesses can access SBA 7(a) loans[9] for working capital, equipment, and acquisition financing, while 504 loans[10] support major fixed-asset purchases including real estate and heavy machinery.
Top SBA Lenders
| # | Lender | Loans | Volume | Avg Loan |
|---|---|---|---|---|
| 1 | Live Oak Banking Company | 48 | $59.4M | $1.2M |
| 2 | Northeast Bank | 304 | $48.4M | $159K |
| 3 | Banc of California | 8 | $40.0M | $5.0M |
| 4 | Newtek Bank, National Association | 80 | $36.5M | $456K |
| 5 | United Midwest Savings Bank National Association | 104 | $35.7M | $344K |
Frequently Asked Questions
Common questions about this industry.
What distinguishes NAICS 541410 from related design professions?
NAICS 541410 focuses specifically on interior spaces and environments, addressing aesthetic and functional planning within existing or modified structures. Architects (541310) design overall buildings, while graphic designers (541430) specialize in visual communications. Interior designers integrate building codes, safety regulations, spatial planning, and furnishings. Census Bureau NAICS 541410[5]
Is a license required to practice interior design?
Requirements vary by state, with 24 states and Washington D.C. requiring interior design licenses. Licensing states typically require formal education, passage of the NCIDQ examination, and supervised work experience. Non-licensing states permit individuals to practice without formal credentials. BLS Interior Designers[6]
What are the primary market segments for interior design?
Market segments include residential design, commercial office spaces, hospitality and hotel design, healthcare and medical facilities, retail environments, educational institutions, and government buildings. Residential applications represent about 55 percent of the market.
Which states have the highest concentration of interior designers?
California, Florida, Texas, and New York are among the leading states. Metropolitan areas like New York City (4,770 designers) and Los Angeles (4,690 designers) are major hubs. San Francisco, Miami, and Washington D.C. represent additional high-concentration markets. BLS Employment Data[6]
What is the SBA size standard for NAICS 541410?
The SBA size standard is $9.0 million in average annual receipts. Many firms operate well below this threshold as small businesses. SBA Size Standards[8]
What is the employment outlook for interior designers?
Employment is projected to grow 3 percent from 2024 to 2034, with about 7,800 annual job openings. The workforce includes about 128,800 designers, with 55 percent employed and 45 percent self-employed. Average annual salary was $69,958 in 2023. BLS Occupational Outlook[6]
What market trends are shaping interior design in 2025?
Key trends include wellness and human-centered design, sustainability through eco-friendly materials, smart technology integration, and corporate space evolution prioritizing employee experience. AI tools are accelerating concept visualization. Residential renovation demand remains strong while commercial sectors invest in acoustic comfort and ergonomic solutions.
How do interior design firms structure their revenue models?
Firms generate revenue through design consultation fees, project management services, furniture and material sourcing commissions, installation oversight charges, and hourly or fixed-price design packages. Specialized project management platforms help firms streamline client portals, approval workflows, and financial tracking.
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]Census Bureau NAICS 541410 census.gov
- [6]employment projected to expand at 3 percent through 2034 bls.gov
- [7]Census Bureau NAICS records data.census.gov
- [8]SBA Size Standards sba.gov
- [9]SBA 7(a) loans sba.gov
- [10]504 loans sba.gov
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