California Market Intelligence Report (2025)

Top Businesses to Start in California (2025)

We analyzed 1.3M+ verified business records to help you separate the hype from the hard numbers.

Top 5 Opportunities

#1
FASTEST GROWTH SECTOR

Offices of Mental Health Practitioners (except Physicians)

Growth: +291.7% • Saturation: 0.60 LQ
#2
HIGH DEMAND SIGNAL

Employment Placement Agencies

Growth: +266.7% • Saturation: 0.57 LQ
#3
LOW COMPETITION GAP

Miscellaneous Intermediation

Growth: +260.0% • Saturation: 0.53 LQ
#4
HIGH DEMAND SIGNAL

General Freight Trucking, Local

Growth: +250.0% • Saturation: 0.36 LQ
#5
LOW COMPETITION GAP

Barber Shops

Growth: +233.3% • Saturation: 0.73 LQ

Census Records

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Common Questions

What is the fastest growing business in California?+

Currently, the Offices of Mental Health Practitioners (except Physicians) sector is leading the state with a +291.7% 5-year growth rate across multiple metro markets.

What is the most profitable solo business?+

Based on Non-Employer Statistics, solo founders in the Offices of Physicians (except Mental Health Specialists) sector report the highest average annual receipts at $182k.

What does the data say about California's economy?+

The state is home to 1.3M active establishments across 25 major metro areas. The market shows strong growth in emerging sectors with opportunities in high-demand, low-saturation niches.