Business Opportunities in St. Louis, MO-IL

Data-driven insights using Gap Ratio analysis to identify underserved markets

Population

2.8M

High Demand

Moderate Demand

High Confidence

📊 How Gap Ratio Works

Gap Ratio = National Density / Local Density. Higher ratios indicate underserved markets. A ratio of 2.0x means this area has 50% fewer businesses per capita than the national average.

≥1.5x High Demand

1.1-1.5x Moderate

0.9-1.1x Balanced

<0.9x Saturated

Top Opportunities (Sorted by Gap Ratio)

Car Service

Taxi and Limousine Service

High Confidence

11.3xGap Ratio

91% fewer businesses than national average

High Demand

Limo ServicePrivate Driver

Local Density

0.01/10k

National Avg

0.12/10k

Local Businesses

NAICS Code

4853

Creative Professional

Agents and Managers for Artists, Athletes, Entertainers, and Other Public Figures

High Confidence

8.0xGap Ratio

87% fewer businesses than national average

High Demand

Freelance ArtistIndependent Writer

Local Density

0.01/10k

National Avg

0.09/10k

Local Businesses

NAICS Code

7114

Creative Professional

Agents and Managers for Artists, Athletes, Entertainers, and Other Public Figures

High Confidence

8.0xGap Ratio

87% fewer businesses than national average

High Demand

Freelance ArtistIndependent Writer

Local Density

0.01/10k

National Avg

0.09/10k

Local Businesses

NAICS Code

71141

activities

Agents and Managers for Artists, Athletes, Entertainers, and Other Public Figures

High Confidence

8.0xGap Ratio

87% fewer businesses than national average

High Demand

representing clients in contract negotiationssuch as representing clients in contract negotiations

Local Density

0.01/10k

National Avg

0.09/10k

Local Businesses

NAICS Code

711410

Barbershop

Barber Shops

High Confidence

5.2xGap Ratio

81% fewer businesses than national average

High Demand

Beauty SalonHair Salon

Local Density

0.02/10k

National Avg

0.09/10k

Local Businesses

NAICS Code

812111

clothes dryers

Home and Garden Equipment and Appliance Repair and Maintenance

High Confidence

5.1xGap Ratio

80% fewer businesses than national average

High Demand

edgerslawnmowers

Local Density

0.01/10k

National Avg

0.05/10k

Local Businesses

NAICS Code

81141

Garden Design

Landscape Architectural Services

4.8xGap Ratio

79% fewer businesses than national average

High Demand

Landscaping ServiceLawn Care

Local Density

0.01/10k

National Avg

0.05/10k

Local Businesses

NAICS Code

54132

parks and other recreational areas

Landscape Architectural Services

4.8xGap Ratio

79% fewer businesses than national average

High Demand

Local Density

0.01/10k

National Avg

0.05/10k

Local Businesses

NAICS Code

541320

Ad Agency

Marketing Research and Public Opinion Polling

4.4xGap Ratio

77% fewer businesses than national average

High Demand

Brand ConsultantDigital Marketing

Local Density

0.01/10k

National Avg

0.05/10k

Local Businesses

NAICS Code

54191

Ad Agency

Marketing Research and Public Opinion Polling

4.4xGap Ratio

77% fewer businesses than national average

High Demand

Brand ConsultantDigital Marketing

Local Density

0.01/10k

National Avg

0.05/10k

Local Businesses

NAICS Code

541910

Creative Professional

Independent Artists, Writers, and Performers

High Confidence

4.2xGap Ratio

76% fewer businesses than national average

High Demand

Freelance ArtistIndependent Writer

Local Density

0.23/10k

National Avg

0.97/10k

Local Businesses

NAICS Code

7115

Creative Professional

Independent Artists, Writers, and Performers

High Confidence

4.2xGap Ratio

76% fewer businesses than national average

High Demand

Freelance ArtistIndependent Writer

Local Density

0.23/10k

National Avg

0.97/10k

Local Businesses

NAICS Code

71151

commercial

Independent Artists, Writers, and Performers

High Confidence

4.2xGap Ratio

76% fewer businesses than national average

High Demand

Local Density

0.23/10k

National Avg

0.97/10k

Local Businesses

NAICS Code

711510

Professional Support

Support Activities for Animal Production

High Confidence

4.0xGap Ratio

75% fewer businesses than national average

High Demand

Support Activities for Animal Production BusinessSupport Activities for Animal Production Service

Local Density

0.01/10k

National Avg

0.04/10k

Local Businesses

NAICS Code

1152

Professional Support

Support Activities for Animal Production

High Confidence

4.0xGap Ratio

75% fewer businesses than national average

High Demand

Support Activities for Animal Production BusinessSupport Activities for Animal Production Service

Local Density

0.01/10k

National Avg

0.04/10k

Local Businesses

NAICS Code

11521

Professional Support

Support Activities for Animal Production

High Confidence

4.0xGap Ratio

75% fewer businesses than national average

High Demand

Support Activities for Animal Production BusinessSupport Activities for Animal Production Service

Local Density

0.01/10k

National Avg

0.04/10k

Local Businesses

NAICS Code

115210

facsimile services

Private Mail Centers

4.0xGap Ratio

75% fewer businesses than national average

High Demand

office product saleson-site PC rental services

Local Density

0.02/10k

National Avg

0.09/10k

Local Businesses

NAICS Code

561431

Claims Adjusting Business

Claims Adjusting

High Confidence

3.5xGap Ratio

71% fewer businesses than national average

High Demand

Claims Adjusting ServiceProfessional Claims

Local Density

0.01/10k

National Avg

0.05/10k

Local Businesses

NAICS Code

524291

Other Computer Related Services Business

Other Computer Related Services

High Confidence

3.2xGap Ratio

69% fewer businesses than national average

High Demand

Other Computer Related Services ServiceProfessional Other

Local Density

0.07/10k

National Avg

0.23/10k

Local Businesses

NAICS Code

541519

Motion Picture and Video Industries Business

Motion Picture and Video Industries

High Confidence

2.9xGap Ratio

66% fewer businesses than national average

High Demand

Motion Picture and Video Industries ServiceProfessional Motion

Local Density

0.20/10k

National Avg

0.57/10k

Local Businesses

NAICS Code

5121

Professional Travel

Travel Arrangement and Reservation Services

High Confidence

2.3xGap Ratio

56% fewer businesses than national average

High Demand

Travel Arrangement and Reservation Services BusinessTravel Arrangement and Reservation Services Service

Local Density

0.12/10k

National Avg

0.28/10k

Local Businesses

NAICS Code

5615

Cleaning Service

Carpet and Upholstery Cleaning Services

High Confidence

2.1xGap Ratio

51% fewer businesses than national average

High Demand

Commercial CleaningHouse Cleaning

Local Density

0.02/10k

National Avg

0.05/10k

Local Businesses

NAICS Code

56174

Cleaning Service

Carpet and Upholstery Cleaning Services

High Confidence

2.1xGap Ratio

51% fewer businesses than national average

High Demand

Commercial CleaningHouse Cleaning

Local Density

0.02/10k

National Avg

0.05/10k

Local Businesses

NAICS Code

561740

manicures

Nail Salons

2.0xGap Ratio

49% fewer businesses than national average

High Demand

nail extensionspedicures

Local Density

0.45/10k

National Avg

0.88/10k

Local Businesses

126

NAICS Code

812113

Escrow Services

Other Activities Related to Real Estate

High Confidence

1.8xGap Ratio

45% fewer businesses than national average

High Demand

Property ManagementReal Estate Appraisal

Local Density

0.28/10k

National Avg

0.50/10k

Local Businesses

NAICS Code

53139

Escrow Services

Other Activities Related to Real Estate

High Confidence

1.8xGap Ratio

45% fewer businesses than national average

High Demand

Property ManagementReal Estate Appraisal

Local Density

0.28/10k

National Avg

0.50/10k

Local Businesses

NAICS Code

531390

Fix-It Service

Reupholstery and Furniture Repair

High Confidence

1.7xGap Ratio

42% fewer businesses than national average

High Demand

Maintenance ShopRepair Service

Local Density

0.01/10k

National Avg

0.02/10k

Local Businesses

NAICS Code

81142

Fix-It Service

Reupholstery and Furniture Repair

High Confidence

1.7xGap Ratio

42% fewer businesses than national average

High Demand

Maintenance ShopRepair Service

Local Density

0.01/10k

National Avg

0.02/10k

Local Businesses

NAICS Code

811420

hospitals or HMO medical centers

Offices of All Other Miscellaneous Health Practitioners

High Confidence

1.7xGap Ratio

41% fewer businesses than national average

High Demand

Local Density

0.51/10k

National Avg

0.86/10k

Local Businesses

142

NAICS Code

621399

Costume rental Formal wear rental Furniture (i

Other Consumer Goods Rental

1.7xGap Ratio

40% fewer businesses than national average

High Demand

Local Density

0.09/10k

National Avg

0.14/10k

Local Businesses

NAICS Code

53228

Professional Residential

Residential Property Managers

1.6xGap Ratio

39% fewer businesses than national average

High Demand

Residential Property Managers BusinessResidential Property Managers Service

Local Density

0.99/10k

National Avg

1.62/10k

Local Businesses

278

NAICS Code

531311

Professional Tax

Tax Preparation Services

1.6xGap Ratio

37% fewer businesses than national average

High Demand

Tax Preparation Services BusinessTax Preparation Services Service

Local Density

0.40/10k

National Avg

0.63/10k

Local Businesses

112

NAICS Code

541213

Performing Arts Companies Business

Performing Arts Companies

1.6xGap Ratio

36% fewer businesses than national average

High Demand

Performing Arts Companies ServiceProfessional Performing

Local Density

0.11/10k

National Avg

0.17/10k

Local Businesses

NAICS Code

7111

Electrical Contractors and Other Wiring Installation Contractors Business

Electrical Contractors and Other Wiring Installation Contractors

1.6xGap Ratio

35% fewer businesses than national average

High Demand

Electrical Contractors and Other Wiring Installation Contractors ServiceProfessional Electrical

Local Density

1.41/10k

National Avg

2.19/10k

Local Businesses

395

NAICS Code

23821

Electrical Contractors and Other Wiring Installation Contractors Business

Electrical Contractors and Other Wiring Installation Contractors

1.6xGap Ratio

35% fewer businesses than national average

High Demand

Electrical Contractors and Other Wiring Installation Contractors ServiceProfessional Electrical

Local Density

1.41/10k

National Avg

2.19/10k

Local Businesses

395

NAICS Code

238210

collecting rents and overseeing other services (e

Real Estate Property Managers

1.5xGap Ratio

34% fewer businesses than national average

High Demand

such as collecting rents and overseeing other services (e

Local Density

1.43/10k

National Avg

2.16/10k

Local Businesses

402

NAICS Code

53131

Boutique

Specialty Food Retailers

1.5xGap Ratio

33% fewer businesses than national average

Moderate Demand

Retail ShopSpecialty Retailer

Local Density

0.31/10k

National Avg

0.46/10k

Local Businesses

NAICS Code

4452

Business Consultant

Management, Scientific, and Technical Consulting Services

High Confidence

1.5xGap Ratio

33% fewer businesses than national average

Moderate Demand

Corporate AdvisorManagement Consulting

Local Density

4.31/10k

National Avg

6.43/10k

Local Businesses

1,209

NAICS Code

5416

passenger car

Automotive Glass Replacement Shops

1.5xGap Ratio

32% fewer businesses than national average

Moderate Demand

truckvan glass

Local Density

0.05/10k

National Avg

0.07/10k

Local Businesses

NAICS Code

811122

Offices of Mental Health Practitioners (except Physicians) Business

Offices of Mental Health Practitioners (except Physicians)

High Confidence

1.5xGap Ratio

32% fewer businesses than national average

Moderate Demand

Offices of Mental Health Practitioners (except Physicians) ServiceProfessional Offices

Local Density

0.84/10k

National Avg

1.22/10k

Local Businesses

235

NAICS Code

62133

hospitals or HMO medical centers

Offices of Mental Health Practitioners (except Physicians)

High Confidence

1.5xGap Ratio

32% fewer businesses than national average

Moderate Demand

Local Density

0.84/10k

National Avg

1.22/10k

Local Businesses

235

NAICS Code

621330

Cargo Transport

General Freight Trucking, Local

High Confidence

1.4xGap Ratio

30% fewer businesses than national average

Moderate Demand

Delivery ServiceFreight Hauling

Local Density

0.74/10k

National Avg

1.05/10k

Local Businesses

206

NAICS Code

48411

Cargo Transport

General Freight Trucking, Local

High Confidence

1.4xGap Ratio

30% fewer businesses than national average

Moderate Demand

Delivery ServiceFreight Hauling

Local Density

0.74/10k

National Avg

1.05/10k

Local Businesses

206

NAICS Code

484110

Cargo Transport

General Freight Trucking, Long-Distance, Less Than Truckload

1.4xGap Ratio

30% fewer businesses than national average

Moderate Demand

Delivery ServiceFreight Hauling

Local Density

0.12/10k

National Avg

0.17/10k

Local Businesses

NAICS Code

484122

Accountant

Other Accounting Services

High Confidence

1.4xGap Ratio

30% fewer businesses than national average

Moderate Demand

Bookkeeping ServiceCPA

Local Density

0.82/10k

National Avg

1.17/10k

Local Businesses

231

NAICS Code

541219

Professional Surveying

Surveying and Mapping (except Geophysical) Services

1.4xGap Ratio

30% fewer businesses than national average

Moderate Demand

Surveying and Mapping (except Geophysical) Services BusinessSurveying and Mapping (except Geophysical) Services Service

Local Density

0.04/10k

National Avg

0.05/10k

Local Businesses

NAICS Code

54137

Professional Surveying

Surveying and Mapping (except Geophysical) Services

1.4xGap Ratio

30% fewer businesses than national average

Moderate Demand

Surveying and Mapping (except Geophysical) Services BusinessSurveying and Mapping (except Geophysical) Services Service

Local Density

0.04/10k

National Avg

0.05/10k

Local Businesses

NAICS Code

541370

hospitals or HMO medical centers

Offices of All Other Health Practitioners

High Confidence

1.4xGap Ratio

30% fewer businesses than national average

Moderate Demand

Local Density

0.77/10k

National Avg

1.09/10k

Local Businesses

215

NAICS Code

62139

Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services Business

Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services

1.4xGap Ratio

28% fewer businesses than national average

Moderate Demand

Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services ServiceProfessional Computing

Local Density

0.24/10k

National Avg

0.34/10k

Local Businesses

NAICS Code

5182

Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services Business

Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services

1.4xGap Ratio

28% fewer businesses than national average

Moderate Demand

Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services ServiceProfessional Computing

Local Density

0.24/10k

National Avg

0.34/10k

Local Businesses

NAICS Code

51821

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