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Single Family ResidenceResidential
$641,055$253 / 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 93How 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
Last sold for $481,250 on Aug 18, 2023

10640 STATE ROUTE 66

PIQUA, OH 45356
4
Beds
2
Baths
2,532 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.
10.94 ac
Lot SizeThe size of the land the home sits on, from county records.
1932
Year BuiltThe year the home was originally built, according to county records.
1
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.
4
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$641K
$595K low$687K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$481,250 · Aug 18, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,060 (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.$114,360 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$20,420
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$93,940
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$69,180
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$401,300

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.33
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
7
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
73
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
80
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
8
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

Scores 0–100; higher = greater projected risk.

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
CountyMIAMI
Lot (acres)The size of the land the home sits on, from county records.10.95
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
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 · 630 ft²Porch · 48 ft²

Transaction History(2)

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.

E
Washington Primary Elementary SchoolC+
Elementary · Grades PK–3 · 2.8 mi
H
Piqua High SchoolC
High · Grades 9–12 · 4.4 mi
M
Piqua Junior High SchoolB+
Middle · Grades 7–8 · 4.5 mi

District: Piqua City School District

Neighborhood · ZIP 45356These 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.132
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.208
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.70

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.9.7%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.14%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.26,208
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.341 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$62,562
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$75,395
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.39 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

10640 State Route 66 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.

  • Among the most valuable homes in Piqua 45356
  • Costs more per square foot than 98% of homes in Piqua 45356
  • Bigger than 91% of homes in Piqua 45356
  • Among the largest lots in Piqua 45356
  • Older than 75% of homes in Miami County

What homes are worth in Piqua 45356

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

This home
$54K$500K

This home is worth more than almost all homes in Piqua 45356.

How it measures up in Piqua 45356

The dot is this home. The mark in the middle is the typical home in Piqua 45356.

Estimated value$641,055
CheaperTypical $175,393Pricier

Pricier than almost all homes nearby

Price per ft²$253
CheaperTypical $132Pricier

Pricier than 98% of homes nearby

Living area2,532 ft²
SmallerTypical 1,455 ft²Bigger

Bigger than 91% of homes nearby

Lot size10.94 ac
SmallerTypical 0.18 acBigger

Bigger than almost all homes nearby

Year built1932
OlderTypical 1953Newer

Newer than 42% of homes nearby

How 10640 State Route 66 ranks against every home in each area.
MeasureThis homePiqua 45356Miami County
Estimated valuepricier than$641,055almost all homes97% of homes
Price per ft²pricier than$25398% of homes95% of homes
Living areabigger than2,532 ft²91% of homes86% of homes
Lot sizebigger than10.94 acalmost all homes98% of homes
Year builtnewer than193242% of homes25% of homes

About 10640 State Route 66

How much is 10640 State Route 66, Piqua, OH worth?

The TopHap Estimate for 10640 State Route 66, Piqua, OH is $641,055 as of Aug 30, 2026. The likely range is $594,781 to $687,329. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 10640 State Route 66, Piqua, OH last sell?

10640 State Route 66, Piqua, OH last sold on Aug 18, 2023 for $481,250, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 10640 State Route 66, Piqua, OH?

10640 State Route 66, Piqua, OH has 4 bedrooms, 2 bathrooms, 2,532 square feet of living space and a 10.95-acre lot.

When was 10640 State Route 66, Piqua, OH built?

10640 State Route 66, Piqua, OH was built in 1932, making it 94 years old. It is a conventional home. The building has 1 story.

What schools serve 10640 State Route 66, Piqua, OH?

10640 State Route 66, Piqua, OH is assigned to Washington Primary Elementary School (elementary), rated C+; Piqua High School (high), rated C; Piqua Junior High School (middle), rated B+. All sit in Piqua City School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 10640 State Route 66, Piqua, OH compare to other homes in Piqua 45356?

Among the 9,760 homes in Piqua 45356, it is worth more than almost all of them ($641,055 against a typical $175,393), its price per square foot is higher than 98% of them ($253 against a typical $132), it is bigger than 91% of them (2,532 ft² against a typical 1,455 ft²), its lot is bigger than almost all of them (10.94 ac against a typical 0.18 ac) and it is newer than 42% of them (1932 against a typical 1953). Measured against all of Miami County, it is worth more than 97% 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 10640 State Route 66, Piqua, OH?

The 2025 property tax bill for 10640 State Route 66, Piqua, OH was $4,060. The county assessed it at $114,360.

More homes on State Route 66

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