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Single Family ResidenceResidential
$111,273$72 / 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 77How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026

166 E OTTAWA ST

RICHWOOD, OH 43344
3
Beds
1
Baths
1,554 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.
0.16 ac
Lot SizeThe size of the land the home sits on, from county records.
1860
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
9
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$111K
$86K low$136K high
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$111,273
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$89,018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,720 (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.$62,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$5,560
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$56,440
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$52,080
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$177,150

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.40
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
17
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.
85
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
25
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

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
CountyUnion
Lot (acres)The size of the land the home sits on, from county records.0.16
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Slate
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 120 ft²Patio · 120 ft²Porch · 375 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
North Union High SchoolB
High · Grades 9–12 · 0.8 mi
E
North Union Elementary SchoolA-
Elementary · Grades PK–5 · 0.9 mi
M
North Union Middle SchoolC
Middle · Grades 6–8 · 1.0 mi

District: North Union Local School District

Neighborhood · ZIP 43344These 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.130
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.188
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.47

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.10%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.4%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.6,854
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.71 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$75,263
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$95,233
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.37 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.49%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

166 E Ottawa 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.

  • Among the least valuable homes in Union County
  • Among the lowest price per square foot in Union County
  • Smaller than 65% of homes in Union County
  • Has a smaller lot than 91% of homes in Richwood 43344
  • Among the oldest homes in Union County

What homes are worth in Richwood 43344

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

This home
$56K$705K

This home is worth more than 7% of homes in Richwood 43344.

How it measures up in Richwood 43344

The dot is this home. The mark in the middle is the typical home in Richwood 43344.

Estimated value$111,273
CheaperTypical $241,484Pricier

Pricier than 7% of homes nearby

Price per ft²$72
CheaperTypical $163Pricier

Pricier than 6% of homes nearby

Living area1,554 ft²
SmallerTypical 1,548 ft²Bigger

Bigger than 51% of homes nearby

Lot size0.16 ac
SmallerTypical 1.37 acBigger

Bigger than 9% of homes nearby

Year built1860
OlderTypical 1963Newer

Older than almost all homes nearby

How 166 E Ottawa St ranks against every home in each area.
MeasureThis homeRichwood 43344Union County
Estimated valuepricier than$111,2737% of homesalmost no homes
Price per ft²pricier than$726% of homesalmost no homes
Living areabigger than1,554 ft²51% of homes35% of homes
Lot sizebigger than0.16 ac9% of homes9% of homes
Year builtnewer than1860almost no homesalmost no homes

About 166 E Ottawa St

How much is 166 E Ottawa St, Richwood, OH worth?

The TopHap Estimate for 166 E Ottawa St, Richwood, OH is $111,273 as of Jul 14, 2026. The likely range is $86,050 to $136,496. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 166 E Ottawa St, Richwood, OH?

166 E Ottawa St, Richwood, OH has 3 bedrooms, 1 bathrooms, 1,554 square feet of living space and a 0.16-acre lot.

When was 166 E Ottawa St, Richwood, OH built?

166 E Ottawa St, Richwood, OH was built in 1860, making it 166 years old. The building has 2 stories.

What schools serve 166 E Ottawa St, Richwood, OH?

166 E Ottawa St, Richwood, OH is assigned to North Union High School (high), rated B; North Union Elementary School (elementary), rated A-; North Union Middle School (middle), rated C. All sit in North Union Local School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 166 E Ottawa St, Richwood, OH compare to other homes in Richwood 43344?

Among the 2,500 homes in Richwood 43344, it is worth more than 7% of them ($111,273 against a typical $241,484), its price per square foot is higher than 6% of them ($72 against a typical $163), it is bigger than 51% of them (1,554 ft² against a typical 1,548 ft²), its lot is bigger than 9% of them (0.16 ac against a typical 1.37 ac) and it is newer than almost none of them (1860 against a typical 1963). Measured against all of Union County, it is worth more than almost no 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 166 E Ottawa St, Richwood, OH?

The 2025 property tax bill for 166 E Ottawa St, Richwood, OH was $2,720. The county assessed it at $62,000.

Closest homes

More homes in Richwood 43344

Assigned schools

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