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Single Family ResidenceResidential
$951,456$228 / 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
Last sold for $424,700 on May 13, 2010

3742 RIVERSIDE DR

MASON, OH 45040
5
Beds
5
Baths
4,165 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.
0.36 ac
Lot SizeThe size of the land the home sits on, from county records.
2010
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$951K
$763K low$1.1M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$424,700 · May 13, 2010

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,190 (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.$227,560 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$33,950
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$193,610
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$227,560
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$650,180

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.161 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
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 Residence
CountyWARREN
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.2013
Lot (acres)The size of the land the home sits on, from county records.0.36
ConstructionThe main material the home's frame and walls are built from.Brick
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Yes
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.Garage, Attached
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.Deck · 216 ft²Porch · 20 ft²

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.

H
Mason High SchoolA
High · Grades 9–12 · 2.0 mi
E
Mason Early Childhood Center
Elementary · Grades PK–2 · 2.1 mi
M
Mason Middle SchoolA+
Middle · Grades 7–8 · 2.4 mi

District: Mason City School District

Neighborhood · ZIP 45040These 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.63
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.213
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.40

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.37%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.59,829
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,962 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$127,727
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$165,618
Average tempThe average temperature here across a full year.53°F
Annual precipHow much rain and melted snow falls here in a typical year.43 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.51%

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

3742 Riverside 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.

  • Worth more than 96% of homes in Warren County
  • Bigger than 97% of homes in Warren County
  • Newer than 88% of homes in Mason 45040

What homes are worth in Mason 45040

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

This home
$201K$1.4M

This home is worth more than 91% of homes in Mason 45040.

How it measures up in Mason 45040

The dot is this home. The mark in the middle is the typical home in Mason 45040.

Estimated value$951,456
CheaperTypical $516,700Pricier

Pricier than 91% of homes nearby

Price per ft²$228
CheaperTypical $230Pricier

Pricier than 48% of homes nearby

Living area4,165 ft²
SmallerTypical 2,232 ft²Bigger

Bigger than 94% of homes nearby

Lot size0.36 ac
SmallerTypical 0.34 acBigger

Bigger than 59% of homes nearby

Year built2010
OlderTypical 1998Newer

Newer than 88% of homes nearby

How 3742 Riverside Dr ranks against every home in each area.
MeasureThis homeCarmelleMason 45040Warren County
Estimated valuepricier than$951,45672% of homes91% of homes96% of homes
Price per ft²pricier than$22839% of homes48% of homes63% of homes
Living areabigger than4,165 ft²70% of homes94% of homes97% of homes
Lot sizebigger than0.36 ac39% of homes59% of homes54% of homes
Year builtnewer than201036% of homes88% of homes83% of homes

About 3742 Riverside Dr

How much is 3742 Riverside Dr, Mason, OH worth?

The TopHap Estimate for 3742 Riverside Dr, Mason, OH is $951,456 as of Sep 24, 2026. The likely range is $763,209 to $1,139,703. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3742 Riverside Dr, Mason, OH last sell?

3742 Riverside Dr, Mason, OH last sold on May 13, 2010 for $424,700, according to the county's recorded deed.

How big is 3742 Riverside Dr, Mason, OH?

3742 Riverside Dr, Mason, OH has 5 bedrooms, 5 bathrooms, 4,165 square feet of living space and a 0.36-acre lot.

When was 3742 Riverside Dr, Mason, OH built?

3742 Riverside Dr, Mason, OH was built in 2010, making it 16 years old. The building has 2 stories.

What schools serve 3742 Riverside Dr, Mason, OH?

3742 Riverside Dr, Mason, OH is assigned to Mason High School (high), rated A; Mason Early Childhood Center (elementary); Mason Middle School (middle), rated A+. All sit in Mason City School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3742 Riverside Dr, Mason, OH compare to other homes in Mason 45040?

Among the 19,202 homes in Mason 45040, it is worth more than 91% of them ($951,456 against a typical $516,700), its price per square foot is higher than 48% of them ($228 against a typical $230), it is bigger than 94% of them (4,165 ft² against a typical 2,232 ft²), its lot is bigger than 59% of them (0.36 ac against a typical 0.34 ac) and it is newer than 88% of them (2010 against a typical 1998). Measured against all of Warren County, it is worth more than 96% 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 3742 Riverside Dr, Mason, OH?

The 2025 property tax bill for 3742 Riverside Dr, Mason, OH was $9,190. The county assessed it at $227,560.

More homes on Riverside Dr

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Assigned schools

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