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Single Family ResidentialResidential
$283,415$236 / 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 80How 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

20523 MILLER RD

RICHWOOD, OH 43344
0
Baths
1,200 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.
8.41 ac
Lot SizeThe size of the land the home sits on, from county records.
1987
Year BuiltThe year the home was originally built, according to county records.

Valuation

$283K
$228K low$339K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,286 (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.$32,810 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$26,970
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$5,840
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$16,430
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$93,740

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.52
58
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
21
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.
84
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.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.63 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.1 percent flood zone

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 Residential
CountyUnion
Lot (acres)The size of the land the home sits on, from county records.8.41
HeatingThe type of heating system in the home.None

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
North Union Elementary SchoolA-
Elementary · Grades PK–5 · 8.0 mi
M
North Union Middle SchoolC
Middle · Grades 6–8 · 8.0 mi
H
North Union High SchoolB
High · Grades 9–12 · 8.2 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%

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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

20523 Miller Rd 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 less than 80% of homes in Union County
  • Costs more per square foot than 83% of homes in Richwood 43344
  • Smaller than 83% of homes in Union County
  • Has a bigger lot than 94% of homes in Union County
  • Older than 67% of 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
$53K$707K

This home is worth more than 64% 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$283,415
CheaperTypical $237,905Pricier

Pricier than 64% of homes nearby

Price per ft²$236
CheaperTypical $161Pricier

Pricier than 83% of homes nearby

Living area1,200 ft²
SmallerTypical 1,550 ft²Bigger

Bigger than 24% of homes nearby

Lot size8.41 ac
SmallerTypical 1.33 acBigger

Bigger than 89% of homes nearby

Year built1987
OlderTypical 1964Newer

Newer than 66% of homes nearby

How 20523 Miller Rd ranks against every home in each area.
MeasureThis homeRichwood 43344Union County
Estimated valuepricier than$283,41564% of homes20% of homes
Price per ft²pricier than$23683% of homes59% of homes
Living areabigger than1,200 ft²24% of homes17% of homes
Lot sizebigger than8.41 ac89% of homes94% of homes
Year builtnewer than198766% of homes33% of homes

About 20523 Miller Rd

How much is 20523 Miller Rd, Richwood, OH worth?

The TopHap Estimate for 20523 Miller Rd, Richwood, OH is $283,415 as of Sep 24, 2026. The likely range is $227,515 to $339,315. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 20523 Miller Rd, Richwood, OH?

20523 Miller Rd, Richwood, OH has 1,200 square feet of living space and a 8.41-acre lot.

When was 20523 Miller Rd, Richwood, OH built?

20523 Miller Rd, Richwood, OH was built in 1987, making it 39 years old.

What schools serve 20523 Miller Rd, Richwood, OH?

20523 Miller Rd, Richwood, OH is assigned to North Union Elementary School (elementary), rated A-; North Union Middle School (middle), rated C; North Union High School (high), rated B. All sit in North Union Local School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20523 Miller Rd, Richwood, OH compare to other homes in Richwood 43344?

Among the 2,500 homes in Richwood 43344, it is worth more than 64% of them ($283,415 against a typical $237,905), its price per square foot is higher than 83% of them ($236 against a typical $161), it is bigger than 24% of them (1,200 ft² against a typical 1,550 ft²), its lot is bigger than 89% of them (8.41 ac against a typical 1.33 ac) and it is newer than 66% of them (1987 against a typical 1964). Measured against all of Union County, it is worth more than 20% 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 20523 Miller Rd, Richwood, OH?

The 2025 property tax bill for 20523 Miller Rd, Richwood, OH was $1,286. The county assessed it at $32,810.

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