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Single Family ResidenceResidential
$182,032$103 / 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 Aug 30, 2026

426 UNION ST

GREENVILLE, OH 45331
3
Beds
1.5
Baths
1,769 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.
0.43 ac
Lot SizeThe size of the land the home sits on, from county records.
1940
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$182K
$162K low$202K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,590 (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.$47,910 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$11,920
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$35,990
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$44,750
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$136,880

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
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1990
Lot (acres)The size of the land the home sits on, from county records.0.43
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
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
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.Shed · 240 ft²Patio · 112 ft²Porch · 352 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 · 0.6 mi
M
Greenville Middle SchoolB-
Middle · Grades 5–8 · 1.5 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

426 Union St 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.

  • Costs less per square foot than 68% of homes in Greenville 45331
  • Bigger than 66% of homes in Greenville 45331
  • Older than 66% 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
$54K$560K

This home is worth more than 50% 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$182,032
CheaperTypical $181,349Pricier

Pricier than 50% of homes nearby

Price per ft²$103
CheaperTypical $127Pricier

Pricier than 32% of homes nearby

Living area1,769 ft²
SmallerTypical 1,536 ft²Bigger

Bigger than 66% of homes nearby

Lot size0.43 ac
SmallerTypical 0.29 acBigger

Bigger than 60% of homes nearby

Year built1940
OlderTypical 1960Newer

Newer than 34% of homes nearby

How 426 Union St ranks against every home in each area.
MeasureThis homeGreenville 45331Darke County
Estimated valuepricier than$182,03250% of homes48% of homes
Price per ft²pricier than$10332% of homes33% of homes
Living areabigger than1,769 ft²66% of homes62% of homes
Lot sizebigger than0.43 ac60% of homes49% of homes
Year builtnewer than194034% of homes39% of homes

About 426 Union St

How much is 426 Union St, Greenville, OH worth?

The TopHap Estimate for 426 Union St, Greenville, OH is $182,032 as of Aug 30, 2026. The likely range is $162,487 to $201,577. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 426 Union St, Greenville, OH last sell?

426 Union St, Greenville, OH last sold on Sep 10, 2026, according to the county's recorded deed.

How big is 426 Union St, Greenville, OH?

426 Union St, Greenville, OH has 3 bedrooms, 1.5 bathrooms, 1,769 square feet of living space and a 0.43-acre lot.

When was 426 Union St, Greenville, OH built?

426 Union St, Greenville, OH was built in 1940, making it 86 years old. It is a conventional home. The building has 2 stories.

What schools serve 426 Union St, Greenville, OH?

426 Union St, Greenville, OH is assigned to Greenville Senior High School (high), rated C; Greenville Middle School (middle), rated B-. All sit in Greenville City School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 426 Union St, Greenville, OH compare to other homes in Greenville 45331?

Among the 8,311 homes in Greenville 45331, it is worth more than 50% of them ($182,032 against a typical $181,349), its price per square foot is higher than 32% of them ($103 against a typical $127), it is bigger than 66% of them (1,769 ft² against a typical 1,536 ft²), its lot is bigger than 60% of them (0.43 ac against a typical 0.29 ac) and it is newer than 34% of them (1940 against a typical 1960). Measured against all of Darke County, it is worth more than 48% 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 426 Union St, Greenville, OH?

The 2025 property tax bill for 426 Union St, Greenville, OH was $1,590. The county assessed it at $47,910.

More homes on Union St

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Assigned schools

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