NAICS 621111
Physician Practices in Jackson, CA
The 1 ZIP codes assigned to Jackson contained 21 Medical Practice establishments in 2023.
- Establishments (2023)
- 21
- 1 ZIP codes
- 10 or more employees
- n/a
- Practical financing floor
- Share of county
- 75%
- Amador County
- City population
- 5,100
- 2025 estimate
Figures cover the ZIP codes the U.S. Postal Service assigns to Jackson (95642). ZIP areas are not municipal boundaries: they can extend beyond city limits and are shared between neighbouring places. This is a count of establishments in Jackson's ZIP codes, not a count of businesses inside its city limits.
Establishments by size
Employee-count distribution. For most buyers the businesses worth pursuing sit in the 5 to 49 range: large enough to have a manager and real systems, small enough to be owner-operated.
| Employees | Establishments | Share | Distribution |
|---|---|---|---|
| 1-4 | 14 | 66.7% | |
| 5-9 | 5 | 23.8% |
Business size mix
Jackson tracks the California size distribution closely.
| Share of establishments | Jackson | California | Difference |
|---|---|---|---|
| Under 5 employeesOwner-operated, often no management layer | 66.7% | 65.6% | +1.0% |
| 5 to 49 employeesThe range most individual buyers target | 23.8% | 27.4% | -3.6% |
| 10 or more employeesPractical floor for acquisition financing | 0.0% | 12.9% | -12.9% |
Nearest comparable markets
The closest places to Jackson that also have Medical Practice establishments on record. Useful for spotting a gap next door, or realising the market you are looking at is already served from the town over.
| Market | Establishments | Vs state share |
|---|---|---|
| Placerville | 13 | -53% |
| Galt | 3 | n/a |
| Rancho Cordova | 16 | -76% |
| Folsom | 85 | +17% |
| Lodi | 47 | -8% |
The wider Amador County market
Employment and payroll are reported at county level only, so the figures below describe the county Jackson sits in.
- County establishments (2023)
- 28
- Amador County
- County employees
- 109
- Mid-March employment
- County annual payroll
- $13M
- All establishments
What acquirers look at
California’s corporate practice of medicine doctrine restricts lay ownership, so deals are structured as MSO arrangements. Not a first acquisition for an unlicensed buyer.
Other industries in Jackson
Nearby cities
Sources
- U.S. Census Bureau, 2023 ZIP Code Business Patterns. Establishment counts and size distribution by ZIP code and NAICS, aggregated over the ZIP codes assigned to each city. Retrieved 2026-09-08.
- U.S. Census Bureau, 2023 County Business Patterns. Establishment counts, employment and annual payroll by NAICS. Retrieved 2026-09-08.
- U.S. Bureau of Labor Statistics, Quarterly Census of Employment and Wages (2026Q1). Quarterly establishment counts and employment for employers covered by unemployment insurance. Retrieved 2026-09-08.