Groundwork

Groceries and convenience · County · Illinois

Grocery and convenience stores in Johnson County, IL

The grocery and convenience stores in Johnson County, IL, the household spending behind them and how the market ranks against other counties.

Groundwork market score · out of 100

Score 52 out of 100: Upper middle

Ranked #1,108 of 2,402 scored counties
#50 of 85 scored counties in Illinois

Listings
7
2 chain locations (29%)
Official establishments
n/a
Fewer than 3, or not published
Household spending a year
$23.1M
On groceries · $5,634 a household
Spending per listing
$3.3M
3% below the U.S.
Listings per 10k households
17.1
9% below the U.S.
Population, 2025
13,363
+0.4% since 2020

See the grocery and convenience stores around any address in Johnson County

The site report maps the grocery and 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 Johnson County. Signed out, you see a blurred preview; on an account, each report is one action.

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Survey estimates 2020–2024 · population estimates 2025 · official business counts 2023 · map listings September 2026 · Data credits · How we measure

What this means

At $5,634 per household (11% below the U.S. average), households in Johnson County spend about $23.1M a year on groceries. Spread across 7 grocery and convenience stores, that is $3.3M per store, 3% below the U.S. figure of $3.4M.

There are 7 grocery and convenience stores on map listings in Johnson County as of September 2026. Of those, 2 are chain locations, or 29%, against 42% across the U.S. That is 17.1 per 10,000 households, 9% below the U.S. rate of 18.7.

Official counts don’t publish a figure for grocery and convenience stores in Johnson County, since they leave out counts under 3.

Population estimates show Johnson County grew 0.4% from 2020 to 2025, slower than the U.S. (+3.1%). The Groundwork market score for grocery and convenience stores in Johnson County is 52 (upper middle), #1,108 of 2,402 scored counties and #50 of 85 scored counties in Illinois.

How Johnson County compares

The same measures for Illinois and the whole U.S. Spending per listing divides a year of household spending on all groceries by the grocery and 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.

Grocery and convenience stores in Johnson County, IL compared with Illinois and the U.S.
MeasureJohnson CountyIllinoisU.S.
Listings per 10k households17.115.018.7
Spending per listing$3.3M$4.2M$3.4M
Households per official establishmentn/a1,4421,293
Official establishment growth, 2019–2023n/a+4.8%+7.2%
Population growth, 2020–2025+0.4%−0.6%+3.1%
Spending per household on groceries$5,634$6,290$6,319
Median household income$62,528$83,390$80,734
Groundwork market score5260

Official counts and lending

Businesses

Official establishments, 2019 to 2023
n/a
Employees, 2023
n/a
Annual payroll, 2023
n/a
One-person businesses, 2023
0Businesses with no payroll
Map listings, September 2026
72 chain locations
Listings at the U.S. rate for this spending
7The U.S. ratio of listings to household spending, applied here

SBA-backed loans since fiscal 2022

Loans
0
Amount
$0

SBA-backed loans to businesses classed as grocery and convenience stores in Johnson 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 Johnson County

Population, 2025 estimate
13,363+0.4% since 2020
Households
4,101
Median age
41.4
Homes lived in by their owners
82%
Vehicles per household
2.0
Land area
344 sq. mi.
People per square mile
39
Median household income
$62,528+18.5% vs. 2015–2019, before inflation
Average household income
$78,713
Median home value
$160,500
Jobs located here
2,158
Daytime population
10,999Residents who don’t work, plus everyone whose job is here

Looking at a specific site in Johnson 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 and convenience stores on map listings by name and distance.

Or open the report at the center of Johnson County. Signed out, you see a blurred preview; on an account, each report is one action.

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Grocery and convenience stores across Illinois

Every Illinois market ranked →

The highest-scoring counties in Illinois for grocery and convenience stores, numbered among those based in Illinois, with Johnson County marked.

Top counties in Illinois

Counties in Illinois ranked for grocery and convenience stores by Groundwork market score
MarketScoreListingsPer 10k householdsSpending per listingPopulation growthU.S. rank
1Kendall County, IL944610.1$6.8M+9.9%#14 of 2,402
2Grundy County, IL833316.0$4M+2.9%#135 of 2,402
3Will County, IL8130712.6$5.4M+2.2%#156 of 2,402
4McHenry County, IL8014212.1$5.6M+2.5%#176 of 2,402
5Monroe County, IL792215.9$4.2M−0.3%#204 of 2,402
6Boone County, IL77189.2$6.8M+0.4%#234 of 2,402
7Kane County, IL7626014.1$4.8M+1.8%#261 of 2,402
8Tazewell County, IL757213.3$4.6M−0.9%#287 of 2,402
9DeKalb County, IL755614.2$4.2M+1.5%#292 of 2,402
10Lake County, IL7433913.1$5.3M+0.8%#309 of 2,402
50Johnson County, IL52717.1$3.3M+0.4%#1,108 of 2,402

Other business types in Johnson County

Each with its Groundwork market score here, out of 100, where it has one.

Questions

How many grocery and convenience stores are in Johnson County, IL?

As of September 2026, map listings count 7 grocery and convenience stores in Johnson County. 2 of them (29%) are chain locations. The listings count grocery, convenience and specialty food stores. No official count is published for grocery and convenience stores in Johnson County: counts under 3 are left out.

How much do households in Johnson County, IL spend on groceries?

About $23.1M a year, or $5,634 per household. That is 11% below the U.S. average (an index of 89, where 100 is the U.S. average). Spread across the 7 grocery and convenience stores on map listings, it comes to $3.3M per store. It is estimated from the incomes of the 4,101 households in Johnson County and national spending patterns by income.

How does Johnson County, IL compare with the U.S. for grocery and convenience stores?

Johnson County has 17.1 grocery and convenience stores per 10,000 households, 9% below the U.S. rate of 18.7. Spending per store is $3.3M, 3% below the U.S. figure of $3.4M. The count on map listings matches the U.S. ratio of grocery and convenience stores to household spending.

How fast is Johnson County, IL growing?

Population estimates put Johnson County at 13,363 people in 2025, up 0.4% since 2020, slower than the U.S. (+3.1%). It has 4,101 households. The median household income in Johnson County is $62,528 a year, 23% below the U.S. median of $80,734. That rose 18.5% from the 2015–2019 survey, 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. Johnson County scores 52 for grocery and convenience stores (upper middle), #1,108 of 2,402 scored counties.

How can I see the market around a specific site?

Run a Groundwork site report on an address in Johnson County. It maps the grocery and 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 grocery and convenience stores · All 56 business types in Johnson County

Screening a site or an acquisition in Johnson 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 Johnson 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.