Groceries and convenience · County · California
Convenience stores in Contra Costa County, CA
The convenience stores in Contra Costa County, CA, the household spending behind them and how the market ranks against other counties.
Groundwork market score · out of 100
Score 80 out of 100: High
Ranked #160 of 2,261 scored counties
#4 of 54 scored counties in California
- Listings
- 210
- 143 chain locations (68%)
- Official establishments
- 77
- +10.0% since 2019
- Household spending a year
- $2.9B
- On groceries · $7,070 a household
- Spending per listing
- $14M
- 77% above the U.S.
- Listings per 10k households
- 5.1
- 36% below the U.S.
- Population, 2025
- 1,170,070
- +0.3% since 2020
See the convenience stores around any address in Contra Costa County
The site report maps the convenience stores on map listings near the address, by name and distance, and sizes the households and spending around it. Or open the report at the center of Contra Costa County. Signed out, you see a blurred preview; on an account, each report is one action.
Free10 actions over 3 days, no cardSurvey estimates 2020–2024 · population estimates 2025 · official business counts 2023 · map listings September 2026 · Data credits · How we measure
What this means
The Groundwork market score for convenience stores in Contra Costa County is 80 (high), #160 of 2,261 scored counties and #4 of 54 scored counties in California. That puts it in the top 10% of counties for convenience stores.
As of September 2026, map listings count 210 convenience stores in Contra Costa County. Chain locations make up 68% of them, against 60% across the U.S. Per 10,000 households, that is 5.1, 36% below the U.S. rate of 8.0.
Household spending on groceries in Contra Costa County comes to about $2.9B a year: $7,070 per household, 12% above the U.S. average. Spread across 210 convenience stores, that is $14M per store, 77% above the U.S. figure of $7.9M. That spending covers all groceries, which convenience stores share with other businesses in the trade.
The official count of businesses with payroll classed as convenience stores in Contra Costa County was 77 in 2023, up 10.0% from 2019. That is one for every 5,382 households, against one for every 3,493 across the U.S. Since fiscal 2022, 4 SBA-backed loans worth $1.1M have gone to businesses classed as convenience stores in Contra Costa County. Between 2020 and 2025, the population of Contra Costa County grew 0.3%, slower than the U.S. (+3.1%).
How Contra Costa County compares
The same measures for California and the whole U.S. Spending per listing divides a year of household spending on all groceries by the convenience stores counted, so it measures the demand for each competitor, not any business’s revenue. Households per establishment does the same with the official count.
| Measure | Contra Costa County | California | U.S. |
|---|---|---|---|
| Listings per 10k households | 5.1 | 6.7 | 8.0 |
| Spending per listing | $14M | $9.8M | $7.9M |
| Households per official establishment | 5,382 | 4,353 | 3,493 |
| Official establishment growth, 2019–2023 | +10.0% | +8.6% | +22.0% |
| Population growth, 2020–2025 | +0.3% | −0.4% | +3.1% |
| Spending per household on groceries | $7,070 | $6,548 | $6,319 |
| Median household income | $127,229 | $99,122 | $80,734 |
| Groundwork market score | 80 | 58 |
Official counts and lending
Businesses
- Official establishments, 2019 to 2023
- 70 → 77+10.0% over the period
- Employees, 2023
- 348
- Annual payroll, 2023
- $11M
- One-person businesses, 2023
- Not publishedNot published for this business type
- Map listings, September 2026
- 210143 chain locations
- Listings at the U.S. rate for this spending
- 372The U.S. ratio of listings to household spending, applied here
SBA-backed loans since fiscal 2022
- Loans
- 4
- Amount
- $1.1M
SBA-backed loans to businesses classed as convenience stores in Contra Costa County, through June 2026, placed by the borrower’s ZIP code. Official establishments are businesses with payroll; the official counts leave out places with fewer than 3.
Population and households in Contra Costa County
- Population, 2025 estimate
- 1,170,070+0.3% since 2020
- Households
- 414,417
- Median age
- 41.2
- Homes lived in by their owners
- 68%
- Vehicles per household
- 2.0
- Land area
- 717 sq. mi.
- People per square mile
- 1,625
- Median household income
- $127,229+27.6% vs. 2015–2019, before inflation
- Average household income
- $174,872
- Median home value
- $866,800
- Jobs located here
- 382,994
- Daytime population
- 1,022,844Residents who don’t work, plus everyone whose job is here
Looking at a specific site in Contra Costa County?
These figures cover the whole county. A site report draws rings around one address and counts what’s inside them: households, spending, jobs, and the convenience stores on map listings by name and distance.
Or open the report at the center of Contra Costa County. Signed out, you see a blurred preview; on an account, each report is one action.
Free10 actions over 3 days, no cardConvenience stores across California
Every California market ranked →The highest-scoring counties in California for convenience stores, numbered among those based in California, with Contra Costa County marked.
Top counties in California
| Market | Score | Listings | Per 10k households | Spending per listing | Population growth | U.S. rank |
|---|---|---|---|---|---|---|
| 1San Benito County, CA | 95 | 9 | 4.4 | $15.7M | +8.6% | #8 of 2,261 |
| 2Placer County, CA | 89 | 102 | 6.5 | $10.6M | +8.9% | #45 of 2,261 |
| 3Amador County, CA | 81 | 9 | 5.6 | $11M | +3.2% | #141 of 2,261 |
| 4Contra Costa County, CA | 80 | 210 | 5.1 | $14M | +0.3% | #160 of 2,261 |
| 5Riverside County, CA | 80 | 574 | 7.4 | $8.6M | +5.0% | #173 of 2,261 |
| 6Santa Clara County, CA | 79 | 304 | 4.6 | $16.4M | −0.9% | #181 of 2,261 |
| 7El Dorado County, CA | 79 | 46 | 6.0 | $11.2M | +0.6% | #188 of 2,261 |
| 8San Mateo County, CA | 78 | 100 | 3.8 | $19.8M | −2.5% | #209 of 2,261 |
| 9San Joaquin County, CA | 78 | 207 | 8.4 | $7.5M | +5.5% | #235 of 2,261 |
| 10San Luis Obispo County, CA | 77 | 60 | 5.5 | $11.8M | 0.0% | #243 of 2,261 |
Other business types in Contra Costa County
Each with its Groundwork market score here, out of 100, where it has one.
Food and drink
Groceries and convenience
- Grocery and convenience stores71
- Grocery stores63
- Convenience stores80
Auto
Beauty and personal care
Fitness and classes
Health care
Child care
Clothing and laundry
Home services
Real estate
Funeral services
Questions
How many convenience stores are in Contra Costa County, CA?
Contra Costa County has 210 convenience stores on map listings as of September 2026. 143 of them (68%) are chain locations. The listings count convenience stores without fuel. Official counts show 77 businesses with payroll classed as convenience stores in 2023, up 10.0% from 2019.
How much do households in Contra Costa County, CA spend on groceries?
About $2.9B a year, or $7,070 per household. That is 12% above the U.S. average (an index of 112, where 100 is the U.S. average). Spread across the 210 convenience stores on map listings, it comes to $14M per store. The spending figure covers all groceries, not only convenience stores. It is estimated from the incomes of the 414,417 households in Contra Costa County and national spending patterns by income.
How does Contra Costa County, CA compare with the U.S. for convenience stores?
Contra Costa County has 5.1 convenience stores per 10,000 households, 36% below the U.S. rate of 8.0. Spending per store is $14M, 77% above the U.S. figure of $7.9M. At the national ratio of convenience stores to household spending, Contra Costa County would have about 372, against 210 on map listings. There is one business with payroll in the industry for every 5,382 households, against one for every 3,493 across the U.S. The official count rose 10.0% from 2019 to 2023, against +22.0% for the U.S.
How fast is Contra Costa County, CA growing?
Population estimates put Contra Costa County at 1,170,070 people in 2025, up 0.3% since 2020, slower than the U.S. (+3.1%). It has 414,417 households. Median household income in Contra Costa County is $127,229, 58% above the U.S. median of $80,734. Against the 2015–2019 survey, the median rose 27.6%, before inflation.
What is the Groundwork market score?
The Groundwork market score runs from 0 to 100 and compares a market with others of its kind for one business type: states with states, metro areas with metro areas, small-town markets and counties with their own. It weighs household spending per competitor (35%), households per business with payroll (25%), population growth (20%) and spending power (20%), each ranked against those peers. A higher score means that, taken together, the market has more household spending and more households for each business already there, faster population growth and more spending per household than similar markets. It describes a market, not any one site or deal. Contra Costa County scores 80 for convenience stores (high), #160 of 2,261 scored counties.
How can I see the market around a specific site?
Run a Groundwork site report on an address in Contra Costa County. It maps the convenience stores on map listings near the site and sizes the households and spending within the distance you choose. New accounts get 10 actions over 3 days, no card.
How the score works · Top markets for convenience stores · All 56 business types in Contra Costa County
Screening a site or an acquisition in Contra Costa County?
A site report maps the competitors on map listings near an address and sizes the households and spending around it.
The button opens the report at the center of Contra Costa County. Signed out, you see a blurred preview; on an account, each report is one action.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.
Figures are estimates for research only. Not investment or real estate advice.