County profile · Illinois
Carroll County, IL market data
How Carroll County compares with other counties for 56 business types: competitors, household spending, official counts and growth.
- Population, 2025
- 15,419
- −1.7% since 2020
- Households
- 6,578
- Median household income
- $60,758
- +15.9% vs. 2015–2019, before inflation
- Median home value
- $114,500
- Jobs located here
- 3,756
- Highest market score
- 73
- Doctors, dentists and clinics, #250 of 2,394 scored counties
A site report maps the competitors on map listings around any address in Carroll County by name and distance, and the households and spending within reach. Or open the report at the center of Carroll 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
Carroll County has an estimated 15,419 people and 6,578 households. Population estimates put the population change in Carroll County from 2020 to 2025 at −1.7%, against +3.1% for the U.S. Median household income in Carroll County is $60,758, 25% below the U.S. median of $80,734. Against the 2015–2019 survey, the median rose 15.9%, before inflation.
Relative to the U.S., household spending in Carroll County runs highest on vehicle maintenance and repairs (an index of 106, where 100 is the U.S. average) and lowest on child care and other personal services (54).
Of the business types scored in Carroll County, medical and dental practices (73), fast food and sandwich shops (63) and dentists and orthodontists (58) have the highest Groundwork market scores. For medical and dental practices, that ranks #250 of 2,394 scored counties.
Against the U.S., map listings per household run highest for pizza places (2.1 times the U.S. rate) and lowest for medical and dental practices (64% below the U.S. rate).
All 56 business types in Carroll County
Highest Groundwork market score first. Each score compares Carroll County with other counties for that business type, from 0 to 100. Spending per listing divides a whole spending line (all vehicle repairs, all eating out) by one type’s listings: the demand for each competitor, not a business’s revenue. Compare it across markets with its index, where 100 is the U.S. figure for the same type; the real estate types, whose line is all housing costs, show the index only. How the score works.
| Business type | Score | Rank among counties | Listings | Per 10k households | Spending per listing | Spending per listing vs. U.S. (100) | Official establishments |
|---|---|---|---|---|---|---|---|
| Doctors, dentists and clinics | 73 | #250 of 2,394 | 20 | 30.4 | $419K | 275 | 4 |
| Fast food and sandwich shops | 63 | #608 of 2,222 | 6 | 9.1 | $3.8M | 123 | 6 |
| Dentists and orthodontists | 58 | #637 of 1,886 | 5 | 7.6 | $1.7M | 170 | Under 3 |
| Clothing, shoes and laundry | 57 | #793 of 2,210 | 6 | 9.1 | $1.9M | 219 | Under 3 |
| Salons, barbers and spas | 54 | #923 of 2,385 | 17 | 25.8 | $342K | 161 | Under 3 |
| Hair salons | 54 | #941 of 2,339 | 10 | 15.2 | $582K | 135 | Under 3 |
| Clothing and shoe stores | 53 | #915 of 2,087 | 5 | 7.6 | $2.3M | 182 | Under 3 |
| Auto repair and car care | 43 | #1,493 of 2,401 | 22 | 33.4 | $303K | 113 | 13 |
| Pet businesses | 42 | #1,422 of 2,200 | 6 | 9.1 | $806K | 92 | Under 3 |
| Auto repair shops | 42 | #1,541 of 2,378 | 13 | 19.8 | $513K | 115 | 10 |
| Spas and skin care | 41 | #1,209 of 1,769 | 5 | 7.6 | $1.2M | 133 | Under 3 |
| Convenience stores | 41 | #1,437 of 2,261 | 6 | 9.1 | $6.2M | 79 | Under 3 |
| Home repair trades | 38 | #1,561 of 2,057 | 7 | 10.6 | $2.3M | 94 | 10 |
| Pizza | 36 | #1,616 of 2,090 | 11 | 16.7 | $2M | 40 | 6 |
| Grocery and convenience stores | 32 | #1,899 of 2,402 | 20 | 30.4 | $1.9M | 55 | 4 |
| Restaurants and cafes | 32 | #1,963 of 2,405 | 84 | 127.7 | $268K | 72 | 22 |
| Gas stations | 29 | #1,981 of 2,358 | 9 | 13.7 | $1.9M | 81 | 12 |
| Real estate | 29 | #2,099 of 2,229 | 24 | 36.5 | Index only | 81 | 4 |
| HVAC and plumbing | 28 | #1,522 of 1,707 | 5 | 7.6 | $3.2M | 67 | 5 |
| Grocery stores | 28 | #1,703 of 2,070 | 7 | 10.6 | $5.3M | 57 | 3 |
| Coffee shops and cafes | 23 | #1,923 of 2,063 | 8 | 12.2 | $2.8M | 76 | Under 3 |
| Sit-down restaurants | 23 | #2,248 of 2,405 | 40 | 60.8 | $563K | 85 | 14 |
| Real estate agents and brokers | 22 | #2,143 of 2,176 | 24 | 36.5 | Index only | 64 | 4 |
| Insurance agencies | 13 | #2,201 of 2,272 | 11 | 16.7 | $961K | 77 | 11 |
| Bakeries and dessert shops | Not scored | Not scored | 4 | 6.1 | $5.6M | 136 | Under 3 |
| Chiropractors | Not scored | Not scored | 4 | 6.1 | $2.1M | 88 | Under 3 |
| Lawn, cleaning and pest control | Not scored | Not scored | 4 | 6.1 | $1.8M | 109 | 11 |
| Veterinarians | Not scored | Not scored | 4 | 6.1 | $1.2M | 44 | Under 3 |
| Collision repair and body shops | Not scored | Not scored | 3 | 4.6 | $2.2M | 72 | 4 |
| Gyms | Not scored | Not scored | 3 | 4.6 | $1.5M | 117 | Under 3 |
| Gyms, studios and classes | Not scored | Not scored | 3 | 4.6 | $1.5M | 229 | Under 3 |
| Landscaping and lawn care | Not scored | Not scored | 3 | 4.6 | $2.4M | 83 | 11 |
| Primary care and pediatrics | Not scored | Not scored | 3 | 4.6 | $2.8M | 157 | 4 |
| Barbershops | Not scored | Not scored | 2 | 3.0 | $2.9M | Too few | Under 3 |
| Electricians | Not scored | Not scored | 2 | 3.0 | $8M | Too few | 5 |
| Funeral homes | Not scored | Not scored | 2 | 3.0 | $548K | Too few | Under 3 |
| Car washes and detailing | Not scored | Not scored | 1 | 1.5 | $6.7M | Too few | Under 3 |
| Child care and preschools | Not scored | Not scored | 1 | 1.5 | $2.1M | Too few | Under 3 |
| House cleaning | Not scored | Not scored | 1 | 1.5 | $7.3M | Too few | Under 3 |
| Optometrists and eye care | Not scored | Not scored | 1 | 1.5 | $8.4M | Too few | Under 3 |
| Pet grooming and boarding | Not scored | Not scored | 1 | 1.5 | $4.8M | Too few | Under 3 |
| Physical therapy | Not scored | Not scored | 1 | 1.5 | $8.4M | Too few | Under 3 |
| Tire shops | Not scored | Not scored | 1 | 1.5 | $6.7M | Too few | Under 3 |
| Dry cleaners | Not scored | Not scored | 0 | 0.0 | None listed | None listed | Under 3 |
| Home inspectors | Not scored | Not scored | 0 | 0.0 | None listed | None listed | Under 3 |
| Laundromats | Not scored | Not scored | 0 | 0.0 | None listed | None listed | Under 3 |
| Martial arts and dance studios | Not scored | Not scored | 0 | 0.0 | None listed | None listed | Under 3 |
| Mortgage brokers and lenders | Not scored | Not scored | 0 | 0.0 | None listed | None listed | Under 3 |
| Nail salons | Not scored | Not scored | 0 | 0.0 | None listed | None listed | Under 3 |
| Oil change and quick lube | Not scored | Not scored | 0 | 0.0 | None listed | None listed | Under 3 |
| Pest control | Not scored | Not scored | 0 | 0.0 | None listed | None listed | Under 3 |
| Pet stores | Not scored | Not scored | 0 | 0.0 | None listed | None listed | Under 3 |
| Property management | Not scored | Not scored | 0 | 0.0 | None listed | None listed | Under 3 |
| Roofing and gutters | Not scored | Not scored | 0 | 0.0 | None listed | None listed | Under 3 |
| Urgent care and walk-in clinics | Not scored | Not scored | 0 | 0.0 | None listed | None listed | Under 3 |
| Yoga, Pilates and fitness studios | Not scored | Not scored | 0 | 0.0 | None listed | None listed | Under 3 |
Household spending in Carroll County
What households here spend in a year on each line, in total and per household, with the index against the U.S. average (100).
| Spending line | A year, all households | Per household | Index vs. U.S. (100) |
|---|---|---|---|
| Vehicle maintenance and repairs | $6.7M | $1,013 | 106 |
| Gasoline and other fuels | $17.3M | $2,628 | 101 |
| Food away from home | $22.5M | $3,423 | 84 |
| Groceries | $37.1M | $5,641 | 89 |
| Personal care products and services | $5.8M | $885 | 88 |
| Child care and other personal services | $2.1M | $312 | 54 |
| Memberships, classes and admissions | $4.6M | $693 | 70 |
| Medical and dental services | $8.4M | $1,275 | 99 |
| Pets | $4.8M | $735 | 81 |
| Clothing, shoes and related services | $11.6M | $1,758 | 86 |
| Vehicle insurance | $10.6M | $1,607 | 82 |
| Home repairs, maintenance and insurance | $15.9M | $2,421 | 80 |
| Lawn care, cleaning and other household services | $7.3M | $1,112 | 79 |
| Rent and homeowner costs | $84.2M | $12,804 | 77 |
Household spending is estimated from the incomes of the households in each neighborhood, using what households at each income spent nationally in 2024, adjusted for the region. It counts what residents spend, wherever they spend it.
Population and households in Carroll County
- Population, 2025 estimate
- 15,419−1.7% since 2020
- Households
- 6,578
- Median age
- 46.4
- Homes lived in by their owners
- 77%
- Vehicles per household
- 1.8
- Land area
- 445 sq. mi.
- People per square mile
- 35
- Median household income
- $60,758+15.9% vs. 2015–2019, before inflation
- Average household income
- $77,693
- Median home value
- $114,500
- Jobs located here
- 3,756
- Daytime population
- 12,996Residents who don’t work, plus everyone whose job is here
Looking at a specific site in Carroll 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 competitors on map listings by name and distance, for any of the 56 business types.
Or open the report at the center of Carroll County. Signed out, you see a blurred preview; on an account, each report is one action.
Free10 actions over 3 days, no cardRelated markets
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- Jo Daviess County, IL21,851 people
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- Ogle County, IL51,495 people
- Rock Island County, IL142,757 people
- Winnebago County, IL283,292 people
- Henry County, IL48,643 people
Questions
How fast is Carroll County, IL growing?
Population estimates put Carroll County at 15,419 people in 2025, down 1.7% since 2020, against +3.1% for the U.S. It has 6,578 households. Median household income rose 15.9% from the 2015–2019 survey, before inflation.
How much do households in Carroll County, IL spend?
Households in Carroll County spend about $84.2M a year on rent and homeowner costs, $37.1M on groceries and $22.5M on food away from home. Set against the U.S., households in Carroll County spend the most on vehicle maintenance and repairs (an index of 106, where 100 is the U.S. average) and the least on child care and other personal services (54).
Which business types have the highest market scores in Carroll County, IL?
The highest Groundwork market scores in Carroll County are for medical and dental practices (73), fast food and sandwich shops (63) and dentists and orthodontists (58). Carroll County ranks #250 of 2,394 scored counties for medical and dental practices.
How does Carroll County, IL compare with the U.S.?
The median household income in Carroll County is $60,758 a year, 25% below the U.S. median of $80,734. The population fell 1.7% from 2020 to 2025, against +3.1% for the U.S. The median home value is $114,500, against $332,700 for the U.S. For its number of households, Carroll County has the most map listings, relative to the U.S., for pizza places (2.1 times the U.S. rate) and the fewest for medical and dental practices (64% below the U.S. rate).
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. 24 of the 56 business types have a score in Carroll County, each ranked against other counties.
How can I see the market around a specific site?
Run a Groundwork site report on an address in Carroll County. It maps the competitors 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.
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Screening a site or an acquisition in Carroll 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 Carroll 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.