Groceries and convenience · County · Wisconsin
Grocery stores in Rock County, WI
The grocery stores in Rock County, WI, the household spending behind them and how the market ranks against other counties.
Groundwork market score · out of 100
Score 63 out of 100: Upper middle
Ranked #592 of 2,070 scored counties
#20 of 61 scored counties in Wisconsin
- Listings
- 39
- 16 chain locations (41%)
- Official establishments
- 25
- +8.7% since 2019
- Household spending a year
- $402M
- On groceries · $5,982 a household
- Spending per listing
- $10.3M
- 11% above the U.S.
- Listings per 10k households
- 5.8
- 15% below the U.S.
- Population, 2025
- 166,472
- +1.7% since 2020
See the grocery stores around any address in Rock County
The site report maps the grocery 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 Rock 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
As of September 2026, map listings count 39 grocery stores in Rock County. 16 of them (41%) are chain locations, against 37% across the U.S. That is 5.8 per 10,000 households, 15% below the U.S. rate of 6.8.
Households in Rock County spend about $402M a year on groceries, or $5,982 per household, 5% below the U.S. average. Spread across 39 grocery stores, that is $10.3M per store, 11% above the U.S. figure of $9.3M. That spending covers all groceries, which grocery stores share with other businesses in the trade.
The official count of businesses with payroll classed as supermarkets and grocery stores in Rock County was 25 in 2023, up 8.7% from 2019. That is one for every 2,688 households, against one for every 2,053 across the U.S. Since fiscal 2022, 3 SBA-backed loans worth $1.8M have gone to businesses classed as supermarkets and grocery stores in Rock County.
Population estimates show Rock County grew 1.7% from 2020 to 2025, slower than the U.S. (+3.1%). The Groundwork market score for grocery stores in Rock County is 63 (upper middle), #592 of 2,070 scored counties and #20 of 61 scored counties in Wisconsin.
How Rock County compares
The same measures for Wisconsin and the whole U.S. Spending per listing divides a year of household spending on all groceries by the grocery 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 | Rock County | Wisconsin | U.S. |
|---|---|---|---|
| Listings per 10k households | 5.8 | 6.5 | 6.8 |
| Spending per listing | $10.3M | $9.3M | $9.3M |
| Households per official establishment | 2,688 | 2,540 | 2,053 |
| Official establishment growth, 2019–2023 | +8.7% | +1.1% | 0.0% |
| Population growth, 2020–2025 | +1.7% | +1.3% | +3.1% |
| Spending per household on groceries | $5,982 | $6,105 | $6,319 |
| Median household income | $75,673 | $77,485 | $80,734 |
| Groundwork market score | 63 | 49 |
Official counts and lending
Businesses
- Official establishments, 2019 to 2023
- 23 → 25+8.7% over the period
- Employees, 2023
- 1,804
- Annual payroll, 2023
- $40.5M
- One-person businesses, 2023
- Not publishedNot published for this business type
- Map listings, September 2026
- 3916 chain locations
- Listings at the U.S. rate for this spending
- 43The U.S. ratio of listings to household spending, applied here
SBA-backed loans since fiscal 2022
- Loans
- 3
- Amount
- $1.8M
SBA-backed loans to businesses classed as supermarkets and grocery stores in Rock 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 Rock County
- Population, 2025 estimate
- 166,472+1.7% since 2020
- Households
- 67,201
- Median age
- 40.7
- Homes lived in by their owners
- 71%
- Vehicles per household
- 1.9
- Land area
- 718 sq. mi.
- People per square mile
- 229
- Median household income
- $75,673+30.8% vs. 2015–2019, before inflation
- Average household income
- $91,984
- Median home value
- $231,600
- Jobs located here
- 69,632
- Daytime population
- 154,793Residents who don’t work, plus everyone whose job is here
Looking at a specific site in Rock 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 grocery stores on map listings by name and distance.
Or open the report at the center of Rock County. Signed out, you see a blurred preview; on an account, each report is one action.
Free10 actions over 3 days, no cardGrocery stores across Wisconsin
Every Wisconsin market ranked →The highest-scoring counties in Wisconsin for grocery stores, numbered among those based in Wisconsin, with Rock County marked.
Top counties in Wisconsin
| Market | Score | Listings | Per 10k households | Spending per listing | Population growth | U.S. rank |
|---|---|---|---|---|---|---|
| 1Calumet County, WI | 87 | 7 | 3.3 | $19.4M | +2.9% | #78 of 2,070 |
| 2St. Croix County, WI | 87 | 17 | 4.5 | $14.8M | +4.7% | #81 of 2,070 |
| 3Waukesha County, WI | 82 | 83 | 4.9 | $13.8M | +2.4% | #154 of 2,070 |
| 4Dane County, WI | 81 | 130 | 5.2 | $12.5M | +4.9% | #172 of 2,070 |
| 5Ozaukee County, WI | 80 | 18 | 4.7 | $14.2M | +3.0% | #188 of 2,070 |
| 6Outagamie County, WI | 80 | 36 | 4.6 | $13.7M | +2.6% | #189 of 2,070 |
| 7Washington County, WI | 79 | 26 | 4.6 | $14.3M | +1.8% | #215 of 2,070 |
| 8Eau Claire County, WI | 77 | 24 | 5.4 | $11.3M | +3.0% | #254 of 2,070 |
| 9Chippewa County, WI | 73 | 13 | 4.8 | $12.5M | +1.9% | #337 of 2,070 |
| 10Winnebago County, WI | 73 | 36 | 5.0 | $12.1M | +1.4% | #338 of 2,070 |
| 20Rock County, WI | 63 | 39 | 5.8 | $10.3M | +1.7% | #592 of 2,070 |
Other business types in Rock County
Each with its Groundwork market score here, out of 100, where it has one.
Food and drink
Groceries and convenience
- Grocery and convenience stores68
- Grocery stores63
- Convenience stores72
Auto
Beauty and personal care
Fitness and classes
Health care
Child care
Clothing and laundry
Home services
Real estate
Funeral services
Questions
How many grocery stores are in Rock County, WI?
Rock County has 39 grocery stores on map listings as of September 2026. 16 of them (41%) are chain locations. The listings count grocery stores and supermarkets. Official counts show 25 businesses with payroll classed as supermarkets and grocery stores in 2023, up 8.7% from 2019.
How much do households in Rock County, WI spend on groceries?
About $402M a year, or $5,982 per household. That is 5% below the U.S. average (an index of 95, where 100 is the U.S. average). Spread across the 39 grocery stores on map listings, it comes to $10.3M per store. The spending figure covers all groceries, not only grocery stores. It is estimated from the incomes of the 67,201 households in Rock County and national spending patterns by income.
How does Rock County, WI compare with the U.S. for grocery stores?
Rock County has 5.8 grocery stores per 10,000 households, 15% below the U.S. rate of 6.8. Spending per store is $10.3M, 11% above the U.S. figure of $9.3M. At the national ratio of grocery stores to household spending, Rock County would have about 43, against 39 on map listings. There is one business with payroll in the industry for every 2,688 households, against one for every 2,053 across the U.S. The official count rose 8.7% from 2019 to 2023, against 0.0% for the U.S.
How fast is Rock County, WI growing?
Population estimates put Rock County at 166,472 people in 2025, up 1.7% since 2020, slower than the U.S. (+3.1%). It has 67,201 households. Median household income in Rock County is $75,673, 6% below the U.S. median of $80,734. Against the 2015–2019 survey, the median rose 30.8%, 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. Rock County scores 63 for grocery stores (upper middle), #592 of 2,070 scored counties.
How can I see the market around a specific site?
Run a Groundwork site report on an address in Rock County. It maps the grocery 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 grocery stores · All 56 business types in Rock County
Screening a site or an acquisition in Rock 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 Rock 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.