Beauty and personal care · County · Illinois
Nail salons in Knox County, IL
Competitor counts, household spending and official business counts for nail salons in Knox County, IL, set against other counties and the U.S.
Groundwork market score · out of 100
Score 38 out of 100: Lower middle
Ranked #980 of 1,328 scored counties
#34 of 36 scored counties in Illinois
- Listings
- 9
- 0 chain locations (0%)
- Official establishments
- n/a
- Fewer than 3, or not published
- Household spending a year
- $17.8M
- On personal care products and services · $850 a household
- Spending per listing
- $2M
- 18% above the U.S.
- Listings per 10k households
- 4.3
- 28% below the U.S.
- Population, 2025
- 47,767
- −4.1% since 2020
See the nail salons around any address in Knox County
The site report maps the nail salons 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 Knox 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
At $850 per household (15% below the U.S. average), households in Knox County spend about $17.8M a year on personal care products and services. Spread across 9 nail salons, that is $2M per salon, 18% above the U.S. figure of $1.7M. The spending figure covers all personal care products and services, not only nail salons.
There are 9 nail salons on map listings in Knox County as of September 2026. None of them are chain locations, against 27% across the U.S. Per 10,000 households, that is 4.3, 28% below the U.S. rate of 6.0.
Official counts don’t publish a figure for nail salons in Knox County, since they leave out counts under 3. Official counts list 15 one-person businesses without payroll.
Between 2020 and 2025, the population of Knox County declined 4.1%, against +3.1% for the U.S. Knox County scores 38 (lower middle) on the Groundwork market score for nail salons, ranking #980 of 1,328 scored counties and #34 of 36 scored counties in Illinois.
How Knox County compares
The same measures for Illinois and the whole U.S. Spending per listing divides a year of household spending on all personal care products and services by the nail salons 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 | Knox County | Illinois | U.S. |
|---|---|---|---|
| Listings per 10k households | 4.3 | 5.7 | 6.0 |
| Spending per listing | $2M | $1.9M | $1.7M |
| Households per official establishment | n/a | 5,203 | 3,754 |
| Official establishment growth, 2019–2023 | n/a | +24.6% | +23.2% |
| Population growth, 2020–2025 | −4.1% | −0.6% | +3.1% |
| Spending per household on personal care products and services | $850 | $1,063 | $1,005 |
| Median household income | $57,030 | $83,390 | $80,734 |
| Groundwork market score | 38 | 43 |
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
- 15Businesses with no payroll
- Map listings, September 2026
- 90 chain locations
- Listings at the U.S. rate for this spending
- 11The 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 nail salons in Knox 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 Knox County
- Population, 2025 estimate
- 47,767−4.1% since 2020
- Households
- 20,972
- Median age
- 42.6
- Homes lived in by their owners
- 71%
- Vehicles per household
- 1.7
- Land area
- 716 sq. mi.
- People per square mile
- 68
- Median household income
- $57,030+29.2% vs. 2015–2019, before inflation
- Average household income
- $74,560
- Median home value
- $111,900
- Jobs located here
- 15,910
- Daytime population
- 44,318Residents who don’t work, plus everyone whose job is here
Looking at a specific site in Knox 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 nail salons on map listings by name and distance.
Or open the report at the center of Knox County. Signed out, you see a blurred preview; on an account, each report is one action.
Free10 actions over 3 days, no cardNail salons across Illinois
Every Illinois market ranked →The highest-scoring counties in Illinois for nail salons, numbered among those based in Illinois, with Knox County marked.
Top counties in Illinois
| Market | Score | Listings | Per 10k households | Spending per listing | Population growth | U.S. rank |
|---|---|---|---|---|---|---|
| 1Ogle County, IL | 69 | 6 | 2.9 | $3.5M | −0.7% | #162 of 1,328 |
| 2Will County, IL | 69 | 127 | 5.2 | $2.3M | +2.2% | #176 of 1,328 |
| 3LaSalle County, IL | 67 | 18 | 4.0 | $2.4M | −1.5% | #211 of 1,328 |
| 4DeKalb County, IL | 67 | 16 | 4.0 | $2.4M | +1.5% | #212 of 1,328 |
| 5Kendall County, IL | 67 | 33 | 7.3 | $1.7M | +9.9% | #227 of 1,328 |
| 6Henry County, IL | 63 | 6 | 3.0 | $3.3M | −2.2% | #314 of 1,328 |
| 7Madison County, IL | 63 | 48 | 4.4 | $2.3M | −1.0% | #326 of 1,328 |
| 8McLean County, IL | 63 | 33 | 4.7 | $2.2M | +0.1% | #329 of 1,328 |
| 9Champaign County, IL | 62 | 38 | 4.4 | $2.1M | +1.8% | #346 of 1,328 |
| 10Tazewell County, IL | 62 | 26 | 4.8 | $2.1M | −0.9% | #347 of 1,328 |
| 34Knox County, IL | 38 | 9 | 4.3 | $2M | −4.1% | #980 of 1,328 |
Other business types in Knox 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
- Salons, barbers and spas42
- Hair salons35
- Barbershops38
- Nail salons38
- Spas and skin care52
Fitness and classes
Health care
Child care
Clothing and laundry
Home services
Real estate
Funeral services
Questions
How many nail salons are in Knox County, IL?
As of September 2026, map listings count 9 nail salons in Knox County. None of them are chain locations. The listings count nail salons. No official count is published for nail salons in Knox County: counts under 3 are left out. Official counts also show 15 one-person businesses without payroll.
How much do households in Knox County, IL spend on personal care products and services?
About $17.8M a year, or $850 per household. That is 15% below the U.S. average (an index of 85, where 100 is the U.S. average). Spread across the 9 nail salons on map listings, it comes to $2M per salon. That spending covers all personal care products and services, which nail salons share with other businesses in the trade. It is estimated from the incomes of the 20,972 households in Knox County and national spending patterns by income.
How does Knox County, IL compare with the U.S. for nail salons?
Knox County has 4.3 nail salons per 10,000 households, 28% below the U.S. rate of 6.0. Spending per salon is $2M, 18% above the U.S. figure of $1.7M. At the U.S. ratio of nail salons to household spending, Knox County would have about 11, against 9 on map listings.
How fast is Knox County, IL growing?
Population estimates put Knox County at 47,767 people in 2025, down 4.1% since 2020, against +3.1% for the U.S. It has 20,972 households. Median household income in Knox County is $57,030, 29% below the U.S. median of $80,734. Against the 2015–2019 survey, the median rose 29.2%, 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. Knox County scores 38 for nail salons (lower middle), #980 of 1,328 scored counties.
How can I see the market around a specific site?
Run a Groundwork site report on an address in Knox County. It maps the nail salons 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 nail salons · All 56 business types in Knox County
Screening a site or an acquisition in Knox 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 Knox 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.