NAICS 446110

Independent Pharmacies in Rialto, CA

The 1 ZIP codes assigned to Rialto contained 11 Pharmacy establishments in 2023, of which 5 employed 10 or more people.

Establishments (2023)
11
1 ZIP codes
10 or more employees
5
Practical financing floor
Share of county
5%
San Bernardino County
City population
106,554
2025 estimate

Figures cover the ZIP codes the U.S. Postal Service assigns to Rialto (92376). 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 Rialto'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
1-4436.4%
20-49545.5%

How this market compares

Rialto 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.

Densely served0.89% of local businesses, against 0.35% statewide

This industry takes up a far larger slice of the local business base than it does statewide. A crowded market: expect established competitors and price pressure, but also a deeper pool of businesses to buy.

Vs state share
+153%
Share of local businesses
Rank by count
#78
of 293 cities
Rank by share
#13
of 266 ranked
Since 2020
0%
Change in establishments

This compares how much of Rialto’s business base is independent pharmacies, against the California figure. Base: 1,231 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

Rialto is more fragmented than California as a whole: a larger share of very small operators. Fragmented markets are where roll-ups are assembled, and where an owner nearing retirement has no obvious internal buyer.

Share of establishmentsRialtoCaliforniaDifference
Under 5 employeesOwner-operated, often no management layer36.4%10.8%+25.6%
5 to 49 employeesThe range most individual buyers target45.5%38.9%+6.5%
10 or more employeesPractical floor for acquisition financing45.5%27.7%+17.7%

Nearest comparable markets

The closest places to Rialto that also have Pharmacy 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
Fontana17+34%
San Bernardino27+114%
Colton6+94%
Jurupa Valley4+6%
Loma Linda3n/a

The wider San Bernardino County market

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

County establishments (2023)
220
San Bernardino County
County employees
2,904
Mid-March employment
County annual payroll
$145M
All establishments
Full Pharmacy data for San Bernardino County

What acquirers look at

PBM reimbursement pressure has compressed margins for a decade. Compounding, long-term-care contracts and clinical services are what make one viable.

Other industries in Rialto

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.