NAICS 561320, 561311

Staffing & Employment Agencies in San Francisco, CA

The 13 ZIP codes assigned to San Francisco contained 165 Staffing establishments in 2023, of which 41 employed 10 or more people.

Establishments (2023)
165
13 ZIP codes
10 or more employees
41
Practical financing floor
Share of county
85%
San Francisco County
City population
826,079
2025 estimate

Figures cover the ZIP codes the U.S. Postal Service assigns to San Francisco (94102, 94103, 94104, 94105, 94107, 94108, 94109, 94110, 94111, 94114, 94117, 94123, and more). 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 San Francisco'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.

EmployeesEstablishmentsShareDistribution
1-45432.7%
5-9127.3%
10-191710.3%
20-49106.1%
50-9942.4%
100-249106.1%

How this market compares

San Francisco against every other city in California on the same measure. City figures cover the ZIP codes assigned to the place rather than its municipal boundary, so they are compared as a share of the businesses in those same ZIP codes rather than per resident. Cities with fewer than 500 businesses in total are left unranked.

Above average0.49% of local businesses, against 0.35% statewide

A larger slice of the local business base than the statewide share. Usually a sign of genuine local demand rather than oversupply.

Vs state share
+40%
Share of local businesses
Rank by count
#3
of 199 cities
Rank by share
#60
of 193 ranked
Since 2020
-16%
Change in establishments

This compares how much of San Francisco’s business base is staffing & employment agencies, against the California figure. Base: 33,575 establishments across all industries in the same ZIP codes, 2023. It does not measure revenue, profitability or whether a market is worth entering.

Business size mix

San Francisco tracks the California size distribution closely.

Share of establishmentsSan FranciscoCaliforniaDifference
Under 5 employeesOwner-operated, often no management layer32.7%30.1%+2.7%
5 to 49 employeesThe range most individual buyers target23.6%11.6%+12.1%
10 or more employeesPractical floor for acquisition financing24.8%20.2%+4.6%

Nearest comparable markets

The closest places to San Francisco that also have Staffing 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.

MarketEstablishmentsVs state share
Mill Valley4-11%
San Rafael6-46%
San Bruno4+15%
Millbrae3+59%
South San Francisco23+187%

The wider San Francisco County market

Employment and payroll are reported at county level only, so the figures below describe the county San Francisco sits in.

County establishments (2023)
195
San Francisco County
County employees
8,676
Mid-March employment
County annual payroll
$705M
All establishments
Full Staffing data for San Francisco County

What acquirers look at

Working capital intensive: payroll funds before clients pay. Highly cyclical, and light-industrial staffing carries meaningful workers’ compensation exposure.

Other industries in San Francisco

Nearby cities

Sources

  1. 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.
  2. U.S. Census Bureau, 2023 County Business Patterns. Establishment counts, employment and annual payroll by NAICS. Retrieved 2026-09-08.
  3. 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.