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Single Family ResidenceResidential
$1,283,192$625 / 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 86How 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 $625,000 on Oct 2, 2017

521 GRAND RIDGE DR

HOWARD, OH 43028
3
Beds
3.5
Baths
2,052 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.
0.28 ac
Lot SizeThe size of the land the home sits on, from county records.
1990
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.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.3M
$1.1M low$1.5M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$625,000 · Oct 2, 2017

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,906 (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.$296,450 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$120,940
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$175,510
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$296,450
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$847,020

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.45 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.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
CountyKNOX
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.2015
Lot (acres)The size of the land the home sits on, from county records.0.28
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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.Mixed
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.Patio · 400 ft²Porch · 220 ft²Boat access

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.

E
East Knox Elementary SchoolC+
Elementary · Grades KG–6 · 1.6 mi
M
East Knox Junior/Senior High SchoolC-
Middle · Grades 7–12 · 1.8 mi

District: East Knox Local School District

Neighborhood · ZIP 43028These 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.115
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.161
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.34

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.83%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.18%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.7,800
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.144 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$78,916
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$104,824
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.41 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.50%

Owner Tools

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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

521 Grand Ridge Dr 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 Knox County
  • Among the highest price per square foot in Knox County
  • Bigger than 84% of homes in Howard 43028
  • Has a smaller lot than 70% of homes in Howard 43028
  • Older than 65% of homes in Howard 43028

What homes are worth in Howard 43028

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

This home
$134K$1.3M

This home is worth more than 98% of homes in Howard 43028.

How it measures up in Howard 43028

The dot is this home. The mark in the middle is the typical home in Howard 43028.

Estimated value$1,283,192
CheaperTypical $323,711Pricier

Pricier than 98% of homes nearby

Price per ft²$625
CheaperTypical $222Pricier

Pricier than 96% of homes nearby

Living area2,052 ft²
SmallerTypical 1,454 ft²Bigger

Bigger than 84% of homes nearby

Lot size0.28 ac
SmallerTypical 0.33 acBigger

Bigger than 30% of homes nearby

Year built1990
OlderTypical 1996Newer

Newer than 35% of homes nearby

How 521 Grand Ridge Dr ranks against every home in each area.
MeasureThis homeHoward 43028Knox County
Estimated valuepricier than$1,283,19298% of homesalmost all homes
Price per ft²pricier than$62596% of homesalmost all homes
Living areabigger than2,052 ft²84% of homes78% of homes
Lot sizebigger than0.28 ac30% of homes33% of homes
Year builtnewer than199035% of homes64% of homes

About 521 Grand Ridge Dr

How much is 521 Grand Ridge Dr, Howard, OH worth?

The TopHap Estimate for 521 Grand Ridge Dr, Howard, OH is $1,283,192 as of Sep 24, 2026. The likely range is $1,106,956 to $1,459,428. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 521 Grand Ridge Dr, Howard, OH last sell?

521 Grand Ridge Dr, Howard, OH last sold on Oct 2, 2017 for $625,000, according to the county's recorded deed.

How big is 521 Grand Ridge Dr, Howard, OH?

521 Grand Ridge Dr, Howard, OH has 3 bedrooms, 3.5 bathrooms, 2,052 square feet of living space and a 0.28-acre lot.

When was 521 Grand Ridge Dr, Howard, OH built?

521 Grand Ridge Dr, Howard, OH was built in 1990, making it 36 years old. The building has 2 stories.

What schools serve 521 Grand Ridge Dr, Howard, OH?

521 Grand Ridge Dr, Howard, OH is assigned to East Knox Elementary School (elementary), rated C+; East Knox Junior/Senior High School (middle), rated C-. All sit in East Knox Local School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 521 Grand Ridge Dr, Howard, OH compare to other homes in Howard 43028?

Among the 4,164 homes in Howard 43028, it is worth more than 98% of them ($1,283,192 against a typical $323,711), its price per square foot is higher than 96% of them ($625 against a typical $222), it is bigger than 84% of them (2,052 ft² against a typical 1,454 ft²), its lot is bigger than 30% of them (0.28 ac against a typical 0.33 ac) and it is newer than 35% of them (1990 against a typical 1996). Measured against all of Knox County, it is worth more than almost all 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 521 Grand Ridge Dr, Howard, OH?

The 2025 property tax bill for 521 Grand Ridge Dr, Howard, OH was $9,906. The county assessed it at $296,450.

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