Orange County

Westminster, CA Business Index

Westminster is a city in Orange County with an estimated 88,966 residents as of 2025, down 2.0% since 2020. Westminster's business base is indexed below across 48 owner-operated industries.

Population (2025)
88,966
U.S. Census Bureau estimate
Change since 2020
-2.0%
2020–2025
Land area
10.0 sq mi
2023 Census Gazetteer
Density
8,862/sq mi
Residents per square mile

Population trend

Annual resident population estimates, U.S. Census Bureau Population Estimates Program.

YearPopulationYear over year
202090,771n/a
202190,207-0.62%
202289,573-0.70%
202389,084-0.55%
202489,227+0.16%
202588,966-0.29%

Westminster holds 2.8% of Orange County’s 3,149,507 residents.

Industries in Orange County

Westminster businesses compete in the Orange County market. Establishment counts, employment and payroll below are reported at county level by the U.S. Census Bureau.

HVAC & PlumbingViewElectricalViewRoofingViewLandscapingViewPest ControlViewPool ServiceViewCommercial CleaningViewFlooringViewGlass & GlazingViewSeptic & WellViewAuto RepairViewAuto BodyViewCar WashViewTowingViewTruckingViewEquipment RentalViewDentalViewVeterinaryViewHome HealthViewPharmacyViewMedical PracticeViewOptometryViewAccountingViewInsurance AgencyViewIT & MSPViewStaffingViewEngineeringViewArchitectureViewLaw FirmViewSecurity ServicesViewPrintingViewSign ShopsViewMachine ShopsViewMetal FabricationViewPlasticsViewFood ManufacturingViewMillworkViewRestaurantsViewBakeriesViewLiquor StoresViewGyms & FitnessViewSalons & SpasViewLaundromatsViewDry CleaningViewFuneral HomesViewSelf StorageViewChildcareViewPet ServicesView

Nearby cities

Other indexed places in Orange County and the surrounding area.

Anaheim341,008Irvine318,764Santa Ana315,586Huntington Beach191,451Garden Grove170,455Fullerton138,675Orange138,365Costa Mesa108,881Mission Viejo90,484
Data last refreshed from source on 2026-09-08.

Sources

  1. U.S. Census Bureau, Population Estimates Program (Vintage 2025). Subcounty resident population estimates. Retrieved 2026-09-08.
  2. U.S. Census Bureau, 2023 Gazetteer Files. Land area and internal point coordinates. Retrieved 2026-09-08.
  3. U.S. Census Bureau, ANSI/FIPS Place-to-County Relationship File Retrieved 2026-09-08.