Real estate · County · Ohio
Real estate businesses in Mercer County, OH
How Mercer County, OH compares with other counties and the U.S. for real estate businesses: competitors, household spending, official counts and growth.
Groundwork market score · out of 100
Score 61 out of 100: Upper middle
Ranked #543 of 2,229 scored counties
#13 of 85 scored counties in Ohio
- Listings
- 27
- 1 chain location (4%)
- Official establishments
- 8
- Businesses with payroll, 2023
- Household spending a year
- $223.7M
- On rent and homeowner costs · $13,631 a household
- Housing spending per listing (U.S. = 100)
- 191
- 91% above the U.S.
- Listings per 10k households
- 16.5
- 57% below the U.S.
- Population, 2025
- 42,737
- +0.5% since 2020
See the real estate businesses around any address in Mercer County
The site report maps the real estate businesses 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 Mercer 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
Household spending on rent and homeowner costs in Mercer County comes to about $223.7M a year: $13,631 per household, 18% below the U.S. average. Housing spending per office is 91% above the U.S. figure. The spending figure is all rent and homeowner costs, a measure of housing demand, not money real estate businesses take in.
Mercer County has 27 real estate businesses on map listings as of September 2026. One of them (4%) is a chain location, against 6% across the U.S. That comes to 16.5 for every 10,000 households, 57% below the U.S. rate of 38.5.
Official counts show 8 businesses with payroll classed as real estate agents, property managers, mortgage lenders and inspectors in Mercer County in 2023. That is one for every 2,051 households, against one for every 414 across the U.S. Another 101 one-person businesses have no payroll, by official counts.
Between 2020 and 2025, the population of Mercer County grew 0.5%, slower than the U.S. (+3.1%). For real estate businesses, Mercer County has a Groundwork market score of 61 (upper middle): #543 of 2,229 scored counties and #13 of 85 scored counties in Ohio. That puts it in the top quarter of counties.
How Mercer County compares
The same measures for Ohio and the whole U.S. Housing spending per listing divides all rent and homeowner costs by the listings counted: a measure of housing demand for each business, not money any of them take in, so it is shown against the U.S. (100) only. Households per establishment divides households by the official count.
| Measure | Mercer County | Ohio | U.S. |
|---|---|---|---|
| Listings per 10k households | 16.5 | 26.4 | 38.5 |
| Housing spending per listing (U.S. = 100) | 191 | 122 | 100 |
| Households per official establishment | 2,051 | 728 | 414 |
| Official establishment growth, 2019–2023 | n/a | +14.4% | +15.8% |
| Population growth, 2020–2025 | +0.5% | +0.9% | +3.1% |
| Spending per household on rent and homeowner costs | $13,631 | $13,878 | $16,661 |
| Median household income | $76,782 | $71,389 | $80,734 |
| Groundwork market score | 61 | 55 |
Official counts and lending
Businesses
- Official establishments, 2019 to 2023
- 5 → 8
- Employees, 2023
- 9
- Annual payroll, 2023
- $372K
- One-person businesses, 2023
- 101Businesses with no payroll
- Map listings, September 2026
- 271 chain location
- Listings at the U.S. rate for this spending
- 52The 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 real estate agents, property managers, mortgage lenders and inspectors in Mercer 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 Mercer County
- Population, 2025 estimate
- 42,737+0.5% since 2020
- Households
- 16,408
- Median age
- 39.9
- Homes lived in by their owners
- 80%
- Vehicles per household
- 2.1
- Land area
- 462 sq. mi.
- People per square mile
- 92
- Median household income
- $76,782+22.0% vs. 2015–2019, before inflation
- Average household income
- $91,265
- Median home value
- $210,600
- Jobs located here
- 19,998
- Daytime population
- 40,314Residents who don’t work, plus everyone whose job is here
Looking at a specific site in Mercer 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 real estate businesses on map listings by name and distance.
Or open the report at the center of Mercer County. Signed out, you see a blurred preview; on an account, each report is one action.
Free10 actions over 3 days, no cardReal estate across Ohio
Every Ohio market ranked →The highest-scoring counties in Ohio for real estate businesses, numbered among those based in Ohio, with Mercer County marked.
Top counties in Ohio
| Market | Score | Listings | Per 10k households | Housing spending per listing (U.S. = 100) | Population growth | U.S. rank |
|---|---|---|---|---|---|---|
| 1Holmes County, OH | 76 | 13 | 9.7 | 341 | +1.7% | #82 of 2,229 |
| 2Putnam County, OH | 75 | 12 | 9.1 | 365 | 0.0% | #97 of 2,229 |
| 3Henry County, OH | 71 | 11 | 9.6 | 335 | −0.2% | #178 of 2,229 |
| 4Madison County, OH | 70 | 34 | 21.7 | 156 | +7.1% | #218 of 2,229 |
| 5Brown County, OH | 66 | 21 | 12.3 | 252 | +1.6% | #335 of 2,229 |
| 6Perry County, OH | 66 | 18 | 13.4 | 230 | +1.3% | #338 of 2,229 |
| 7Pickaway County, OH | 66 | 44 | 20.1 | 160 | +7.4% | #356 of 2,229 |
| 8Fulton County, OH | 65 | 22 | 13.0 | 248 | −1.9% | #371 of 2,229 |
| 9Hardin County, OH | 64 | 9 | 7.7 | 393 | −2.1% | #390 of 2,229 |
| 10Clermont County, OH | 64 | 138 | 16.2 | 210 | +3.9% | #412 of 2,229 |
| 13Mercer County, OH | 61 | 27 | 16.5 | 191 | +0.5% | #543 of 2,229 |
Other business types in Mercer 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 real estate businesses are in Mercer County, OH?
Map listings as of September 2026 show 27 real estate businesses in Mercer County. One of them (4%) is a chain location. The listings count real estate agents and brokers, property managers, mortgage brokers and lenders, and home inspectors. Official counts show 8 businesses with payroll classed as real estate agents, property managers, mortgage lenders and inspectors in 2023. Official counts list 101 one-person businesses without payroll.
How much do households in Mercer County, OH spend on rent and homeowner costs?
About $223.7M a year, or $13,631 per household. That is 18% below the U.S. average (an index of 82, where 100 is the U.S. average). For the 27 real estate businesses on map listings, housing spending per office is 91% above the U.S. figure. That figure is all rent and homeowner costs, used as a measure of housing demand; it is not money real estate businesses take in. It is estimated from the incomes of the 16,408 households in Mercer County and national spending patterns by income.
How does Mercer County, OH compare with the U.S. for real estate businesses?
Mercer County has 16.5 real estate businesses per 10,000 households, 57% below the U.S. rate of 38.5. The index of housing spending per office is 191, where 100 is the U.S. At the U.S. ratio of real estate businesses to household spending, Mercer County would have about 52, against 27 on map listings. There is one business with payroll in the industry for every 2,051 households, against one for every 414 across the U.S.
How fast is Mercer County, OH growing?
Population estimates put Mercer County at 42,737 people in 2025, up 0.5% since 2020, slower than the U.S. (+3.1%). It has 16,408 households. Median household income in Mercer County is $76,782, 5% below the U.S. median of $80,734. Against the 2015–2019 survey, the median rose 22.0%, 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. Mercer County scores 61 for real estate businesses (upper middle), #543 of 2,229 scored counties.
How can I see the market around a specific site?
Run a Groundwork site report on an address in Mercer County. It maps the real estate businesses 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 real estate businesses · All 56 business types in Mercer County
Screening a site or an acquisition in Mercer 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 Mercer 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.