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Single Family ResidenceResidential
$103,387$47 / 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 75How 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

17821 WATER ST

ROUNDHEAD, OH 43346
4
Beds
1.5
Baths
2,214 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.
0.56 ac
Lot SizeThe size of the land the home sits on, from county records.
1897
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.
8
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$103K
$77K low$129K 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.$95,093
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$76,074
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.8%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$8,294
SECRETARY OF HOUSING AND URBAN DEVELOPME · E · recorded Jun 10, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,662 (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.$43,770 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$2,510
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$41,260
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$43,770
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$125,060

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyHARDIN
Lot (acres)The size of the land the home sits on, from county records.0.56
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Shingle
HeatingThe type of heating system in the home.Hot Water
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
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 · 2,464 ft²

Transaction History(5)

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
Upper Scioto Valley High SchoolC+
High · Grades 9–12 · 9.4 mi
M
Upper Scioto Valley Middle SchoolC-
Middle · Grades 7–8 · 9.4 mi
E
Upper Scioto Valley Elementary SchoolB+
Elementary · Grades KG–6 · 9.4 mi

District: Upper Scioto Valley Local School District

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

17821 Water 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.

  • Worth less than 75% of homes in Hardin County
  • Costs less per square foot than 93% of homes in Hardin County
  • Bigger than 84% of homes in Hardin County
  • Older than 98% of homes in Hardin County

What homes are worth in Hardin County

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

This home
$46K$240K

This home is worth more than 44% of homes in Hardin County.

How it measures up in Hardin County

The dot is this home. The mark in the middle is the typical home in Hardin County.

Estimated value$103,387
CheaperTypical $162,300Pricier

Pricier than 25% of homes nearby

Price per ft²$47
CheaperTypical $103Pricier

Pricier than 7% of homes nearby

Living area2,214 ft²
SmallerTypical 1,558 ft²Bigger

Bigger than 84% of homes nearby

Lot size0.56 ac
SmallerTypical 0.5 acBigger

Bigger than 52% of homes nearby

Year built1897
OlderTypical 1976Newer

Newer than 2% of homes nearby

How 17821 Water St ranks against every home in each area.
MeasureThis homeHardin County
Estimated valuepricier than$103,38725% of homes
Price per ft²pricier than$477% of homes
Living areabigger than2,214 ft²84% of homes
Lot sizebigger than0.56 ac52% of homes
Year builtnewer than18972% of homes

About 17821 Water St

How much is 17821 Water St, Roundhead, OH worth?

The TopHap Estimate for 17821 Water St, Roundhead, OH is $103,387 as of Jul 14, 2026. The likely range is $77,401 to $129,373. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 17821 Water St, Roundhead, OH last sell?

17821 Water St, Roundhead, OH last sold on May 10, 2022, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 17821 Water St, Roundhead, OH?

17821 Water St, Roundhead, OH has 4 bedrooms, 1.5 bathrooms, 2,214 square feet of living space and a 0.56-acre lot.

When was 17821 Water St, Roundhead, OH built?

17821 Water St, Roundhead, OH was built in 1897, making it 129 years old. The building has 2 stories.

What schools serve 17821 Water St, Roundhead, OH?

17821 Water St, Roundhead, OH is assigned to Upper Scioto Valley High School (high), rated C+; Upper Scioto Valley Middle School (middle), rated C-; Upper Scioto Valley Elementary School (elementary), rated B+. All sit in Upper Scioto Valley Local School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 17821 Water St, Roundhead, OH compare to other homes in Hardin County?

Among the 12,452 homes in Hardin County, it is worth more than 25% of them ($103,387 against a typical $162,300), its price per square foot is higher than 7% of them ($47 against a typical $103), it is bigger than 84% of them (2,214 ft² against a typical 1,558 ft²), its lot is bigger than 52% of them (0.56 ac against a typical 0.5 ac) and it is newer than 2% of them (1897 against a typical 1976). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 17821 Water St, Roundhead, OH?

The 2025 property tax bill for 17821 Water St, Roundhead, OH was $1,662. The county assessed it at $43,770.

Closest homes

More homes in Roundhead 43346

Assigned schools

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