Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$106,617$69 / 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 Aug 30, 2026

309 N MARY ST

FOREST, OH 45843
3
Beds
1
Baths
1,548 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1918
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$107K
$80K low$134K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$619 (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.$29,310 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$27,910
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$29,310
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$83,740

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.2 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%

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
CountyHardin
Lot (acres)The size of the land the home sits on, from county records.0.17
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.Metal
HeatingThe type of heating system in the home.Forced Air
CoolingThe type of cooling or air conditioning in the home.Central
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Shed · 48 ft²

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Riverdale Elementary School
Elementary · Grades KG–2 · 4.3 mi
M
Riverdale Middle SchoolC+
Middle · Grades 6–8 · 4.5 mi
H
Riverdale High SchoolA-
High · Grades 9–12 · 4.5 mi

District: Riverdale Local School District

Neighborhood · ZIP 45843These 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.98
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.186
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.53

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.92%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.8.8%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.3,724
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.41 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$63,711
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$80,876
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.36 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.50%

Owner Tools

Do you own this home?
Claim this home

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

309 N Mary 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 77% of homes in Forest 45843
  • Costs less per square foot than 78% of homes in Forest 45843
  • Has a smaller lot than 90% of homes in Forest 45843
  • Older than 91% of homes in Hardin County

What homes are worth in Forest 45843

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

This home
$44K$505K

This home is worth more than 23% of homes in Forest 45843.

How it measures up in Forest 45843

The dot is this home. The mark in the middle is the typical home in Forest 45843.

Estimated value$106,617
CheaperTypical $160,788Pricier

Pricier than 23% of homes nearby

Price per ft²$69
CheaperTypical $100Pricier

Pricier than 22% of homes nearby

Living area1,548 ft²
SmallerTypical 1,584 ft²Bigger

Bigger than 46% of homes nearby

Lot size0.17 ac
SmallerTypical 1.15 acBigger

Bigger than 10% of homes nearby

Year built1918
OlderTypical 1977Newer

Newer than 17% of homes nearby

How 309 N Mary St ranks against every home in each area.
MeasureThis homeForest 45843Hardin County
Estimated valuepricier than$106,61723% of homes27% of homes
Price per ft²pricier than$6922% of homes23% of homes
Living areabigger than1,548 ft²46% of homes49% of homes
Lot sizebigger than0.17 ac10% of homes21% of homes
Year builtnewer than191817% of homes9% of homes

About 309 N Mary St

How much is 309 N Mary St, Forest, OH worth?

The TopHap Estimate for 309 N Mary St, Forest, OH is $106,617 as of Aug 30, 2026. The likely range is $79,605 to $133,629. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 309 N Mary St, Forest, OH last sell?

309 N Mary St, Forest, OH last sold on May 30, 2024, according to the county's recorded deed.

How big is 309 N Mary St, Forest, OH?

309 N Mary St, Forest, OH has 3 bedrooms, 1 bathrooms, 1,548 square feet of living space and a 0.17-acre lot.

When was 309 N Mary St, Forest, OH built?

309 N Mary St, Forest, OH was built in 1918, making it 108 years old. The building has 1 story.

What schools serve 309 N Mary St, Forest, OH?

309 N Mary St, Forest, OH is assigned to Riverdale Elementary School (elementary); Riverdale Middle School (middle), rated C+; Riverdale High School (high), rated A-. All sit in Riverdale Local School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 309 N Mary St, Forest, OH compare to other homes in Forest 45843?

Among the 1,751 homes in Forest 45843, it is worth more than 23% of them ($106,617 against a typical $160,788), its price per square foot is higher than 22% of them ($69 against a typical $100), it is bigger than 46% of them (1,548 ft² against a typical 1,584 ft²), its lot is bigger than 10% of them (0.17 ac against a typical 1.15 ac) and it is newer than 17% of them (1918 against a typical 1977). Measured against all of Hardin County, it is worth more than 27% 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 309 N Mary St, Forest, OH?

The 2025 property tax bill for 309 N Mary St, Forest, OH was $619. The county assessed it at $29,310.

More homes on N Mary St

Closest homes

More homes in Forest 45843

Assigned schools

Explore the area

See this home in context

Open 309 N Mary St on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map