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Single Family ResidenceResidential
$320,052$218 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 89How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $270,000 on May 9, 2024

3990 STATE ROUTE 121

GREENVILLE, OH 45331
3
Beds
1.5
Baths
1,468 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
8.84 ac
Lot SizeThe size of the land the home sits on, from county records.
1900
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$320K
$284K low$356K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$270,000 · May 9, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,884 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$89,260 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$28,170
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$61,090
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$63,290
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$255,010

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountyDARKE
Lot (acres)The size of the land the home sits on, from county records.8.84
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.No Foundation
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.None
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 200 ft²Patio · 200 ft²Porch · 336 ft²

Transaction History(1)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

H
Greenville Senior High SchoolC+
High · Grades 9–12 · 5.8 mi
M
Greenville Middle SchoolC
Middle · Grades 5–8 · 6.1 mi

District: Greenville City School District

Neighborhood · ZIP 45331These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.122
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.218
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.64

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.11%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.13%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.22,246
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.147 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$57,249
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$72,125
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.38 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.54%

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Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

3990 State Route 121 measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Worth more than 85% of homes in Greenville 45331
  • Costs more per square foot than 94% of homes in Greenville 45331
  • Has a bigger lot than 97% of homes in Greenville 45331
  • Older than 78% of homes in Greenville 45331

What homes are worth in Greenville 45331

Each bar is how many homes fall in that price range. The marker is this home.

This home
$50K$584K

This home is worth more than 85% of homes in Greenville 45331.

How it measures up in Greenville 45331

The dot is this home. The mark in the middle is the typical home in Greenville 45331.

Estimated value$320,052
CheaperTypical $184,189Pricier

Pricier than 85% of homes nearby

Price per ft²$218
CheaperTypical $127Pricier

Pricier than 94% of homes nearby

Living area1,468 ft²
SmallerTypical 1,526 ft²Bigger

Bigger than 46% of homes nearby

Lot size8.84 ac
SmallerTypical 0.29 acBigger

Bigger than 97% of homes nearby

Year built1900
OlderTypical 1960Newer

Newer than 22% of homes nearby

How 3990 State Route 121 ranks against every home in each area.
MeasureThis homeGreenville 45331Darke County
Estimated valuepricier than$320,05285% of homes84% of homes
Price per ft²pricier than$21894% of homes93% of homes
Living areabigger than1,468 ft²46% of homes43% of homes
Lot sizebigger than8.84 ac97% of homes95% of homes
Year builtnewer than190022% of homes29% of homes

About 3990 State Route 121

How much is 3990 State Route 121, Greenville, OH worth?

The TopHap Estimate for 3990 State Route 121, Greenville, OH is $320,052 as of Sep 24, 2026. The likely range is $283,925 to $356,179. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3990 State Route 121, Greenville, OH last sell?

3990 State Route 121, Greenville, OH last sold on May 9, 2024 for $270,000, according to the county's recorded deed.

How big is 3990 State Route 121, Greenville, OH?

3990 State Route 121, Greenville, OH has 3 bedrooms, 1.5 bathrooms, 1,468 square feet of living space and a 8.84-acre lot.

When was 3990 State Route 121, Greenville, OH built?

3990 State Route 121, Greenville, OH was built in 1900, making it 126 years old. It is a conventional home. The building has 2 stories.

What schools serve 3990 State Route 121, Greenville, OH?

3990 State Route 121, Greenville, OH is assigned to Greenville Senior High School (high), rated C+; Greenville Middle School (middle), rated C. All sit in Greenville City School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3990 State Route 121, Greenville, OH compare to other homes in Greenville 45331?

Among the 8,311 homes in Greenville 45331, it is worth more than 85% of them ($320,052 against a typical $184,189), its price per square foot is higher than 94% of them ($218 against a typical $127), it is bigger than 46% of them (1,468 ft² against a typical 1,526 ft²), its lot is bigger than 97% of them (8.84 ac against a typical 0.29 ac) and it is newer than 22% of them (1900 against a typical 1960). Measured against all of Darke County, it is worth more than 84% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 3990 State Route 121, Greenville, OH?

The 2025 property tax bill for 3990 State Route 121, Greenville, OH was $2,884. The county assessed it at $89,260.

More homes on State Route 121

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More homes in Greenville 45331

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