Auto · County · Illinois
Gas stations in Stephenson County, IL
Competitor counts, household spending and official business counts for gas stations in Stephenson County, IL, set against other counties and the U.S.
Groundwork market score · out of 100
Score 34 out of 100: Lower middle
Ranked #1,820 of 2,358 scored counties
#63 of 82 scored counties in Illinois
- Listings
- 28
- 22 chain locations (79%)
- Official establishments
- 20
- −4.8% since 2019
- Household spending a year
- $47.9M
- On gasoline and other fuels · $2,474 a household
- Spending per listing
- $1.7M
- 28% below the U.S.
- Listings per 10k households
- 14.5
- 33% above the U.S.
- Population, 2025
- 43,220
- −3.0% since 2020
See the gas stations around any address in Stephenson County
The site report maps the gas stations 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 Stephenson 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 gas stations in Stephenson County is 34 (lower middle), #1,820 of 2,358 scored counties and #63 of 82 scored counties in Illinois. That puts it in the bottom quarter of counties.
As of September 2026, map listings count 28 gas stations in Stephenson County. 22 of them (79%) are chain locations, against 84% across the U.S. Per 10,000 households, that is 14.5, 33% above the U.S. rate of 10.9.
Household spending on gasoline and other fuels in Stephenson County comes to about $47.9M a year: $2,474 per household, 5% below the U.S. average. Spread across 28 gas stations, that is $1.7M per station, 28% below the U.S. figure of $2.4M.
In 2023, official counts showed 20 businesses with payroll in Stephenson County classed as gasoline stations, down 4.8% from 2019. That is one for every 968 households, against one for every 1,184 across the U.S. Population estimates put the population change in Stephenson County from 2020 to 2025 at −3.0%, against +3.1% for the U.S.
How Stephenson County compares
The same measures for Illinois and the whole U.S. Spending per listing divides a year of household spending on all gasoline and other fuels by the gas stations 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 | Stephenson County | Illinois | U.S. |
|---|---|---|---|
| Listings per 10k households | 14.5 | 9.2 | 10.9 |
| Spending per listing | $1.7M | $2.6M | $2.4M |
| Households per official establishment | 968 | 1,319 | 1,184 |
| Official establishment growth, 2019–2023 | −4.8% | +0.4% | −3.1% |
| Population growth, 2020–2025 | −3.0% | −0.6% | +3.1% |
| Spending per household on gasoline and other fuels | $2,474 | $2,409 | $2,595 |
| Median household income | $64,043 | $83,390 | $80,734 |
| Groundwork market score | 34 | 43 |
Official counts and lending
Businesses
- Official establishments, 2019 to 2023
- 21 → 20−4.8% over the period
- Employees, 2023
- 160
- Annual payroll, 2023
- $4.2M
- One-person businesses, 2023
- 0Businesses with no payroll
- Map listings, September 2026
- 2822 chain locations
- Listings at the U.S. rate for this spending
- 20The 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 gasoline stations in Stephenson 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 Stephenson County
- Population, 2025 estimate
- 43,220−3.0% since 2020
- Households
- 19,358
- Median age
- 45.6
- Homes lived in by their owners
- 71%
- Vehicles per household
- 1.7
- Land area
- 564 sq. mi.
- People per square mile
- 78
- Median household income
- $64,043+31.2% vs. 2015–2019, before inflation
- Average household income
- $79,920
- Median home value
- $134,900
- Jobs located here
- 17,326
- Daytime population
- 40,359Residents who don’t work, plus everyone whose job is here
Looking at a specific site in Stephenson 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 gas stations on map listings by name and distance.
Or open the report at the center of Stephenson County. Signed out, you see a blurred preview; on an account, each report is one action.
Free10 actions over 3 days, no cardGas stations across Illinois
Every Illinois market ranked →The highest-scoring counties in Illinois for gas stations, numbered among those based in Illinois, with Stephenson County marked.
Top counties in Illinois
| Market | Score | Listings | Per 10k households | Spending per listing | Population growth | U.S. rank |
|---|---|---|---|---|---|---|
| 1Kendall County, IL | 90 | 35 | 7.7 | $4.1M | +9.9% | #26 of 2,358 |
| 2McHenry County, IL | 80 | 97 | 8.2 | $3.7M | +2.5% | #148 of 2,358 |
| 3Will County, IL | 75 | 249 | 10.2 | $3M | +2.2% | #260 of 2,358 |
| 4Piatt County, IL | 74 | 6 | 8.7 | $3.7M | +0.6% | #288 of 2,358 |
| 5Kane County, IL | 74 | 183 | 9.9 | $3M | +1.8% | #296 of 2,358 |
| 6Monroe County, IL | 71 | 9 | 6.5 | $4.7M | −0.3% | #360 of 2,358 |
| 7Champaign County, IL | 69 | 45 | 5.3 | $4.2M | +1.8% | #420 of 2,358 |
| 8Woodford County, IL | 64 | 11 | 7.5 | $4M | −0.8% | #582 of 2,358 |
| 9DuPage County, IL | 64 | 321 | 9.2 | $2.9M | +0.3% | #591 of 2,358 |
| 10Lake County, IL | 62 | 299 | 11.6 | $2.4M | +0.8% | #667 of 2,358 |
| 63Stephenson County, IL | 34 | 28 | 14.5 | $1.7M | −3.0% | #1,820 of 2,358 |
Other business types in Stephenson County
Each with its Groundwork market score here, out of 100, where it has one.
Food and drink
Groceries and convenience
Auto
Beauty and personal care
Fitness and classes
Health care
Child care
Clothing and laundry
Home services
Real estate
Funeral services
Questions
How many gas stations are in Stephenson County, IL?
Stephenson County has 28 gas stations on map listings as of September 2026. 22 of them (79%) are chain locations. The listings count gas stations. Official counts show 20 businesses with payroll classed as gasoline stations in 2023, down 4.8% from 2019.
How much do households in Stephenson County, IL spend on gasoline and other fuels?
About $47.9M a year, or $2,474 per household. That is 5% below the U.S. average (an index of 95, where 100 is the U.S. average). Spread across the 28 gas stations on map listings, it comes to $1.7M per station. It is estimated from the incomes of the 19,358 households in Stephenson County and national spending patterns by income.
How does Stephenson County, IL compare with the U.S. for gas stations?
Stephenson County has 14.5 gas stations per 10,000 households, 33% above the U.S. rate of 10.9. Spending per station is $1.7M, 28% below the U.S. figure of $2.4M. At the national ratio of gas stations to household spending, Stephenson County would have about 20, against 28 on map listings. There is one business with payroll in the industry for every 968 households, against one for every 1,184 across the U.S. The official count fell 4.8% from 2019 to 2023, against −3.1% for the U.S.
How fast is Stephenson County, IL growing?
Population estimates put Stephenson County at 43,220 people in 2025, down 3.0% since 2020, against +3.1% for the U.S. It has 19,358 households. The median household income in Stephenson County is $64,043 a year, 21% below the U.S. median of $80,734. That rose 31.2% 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. Stephenson County scores 34 for gas stations (lower middle), #1,820 of 2,358 scored counties.
How can I see the market around a specific site?
Run a Groundwork site report on an address in Stephenson County. It maps the gas stations 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 gas stations · All 56 business types in Stephenson County
Screening a site or an acquisition in Stephenson 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 Stephenson 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.