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Single Family ResidenceResidential
$540,983$240 / 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 89How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $246,000 on May 15, 2012

6546 ROSEMONT LN

MASON, OH 45040
4
Beds
4 / 1
Baths
2,256 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.
0.33 ac
Lot SizeThe size of the land the home sits on, from county records.
2002
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

$541K
$484K low$598K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$246,000 · May 15, 2012

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,664 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$155,176 (2024)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$45,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$109,676
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$124,786
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$443,360

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyWarren
Lot (acres)The size of the land the home sits on, from county records.0.33
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Concrete
HeatingThe type of heating system in the home.Forced Air
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.Porch · 101 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.

E
Mason Early Childhood Center
Elementary · Grades PK–2 · 1.2 mi
H
Mason High SchoolA
High · Grades 9–12 · 2.1 mi
M
Mason Middle SchoolA+
Middle · Grades 7–8 · 2.1 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%

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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

6546 Rosemont Ln 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 72% of homes in Warren County
  • Costs more per square foot than 69% of homes in Warren County
  • Newer than 73% 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
$199K$1.4M

This home is worth more than 53% 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$540,983
CheaperTypical $520,313Pricier

Pricier than 53% of homes nearby

Price per ft²$240
CheaperTypical $231Pricier

Pricier than 57% of homes nearby

Living area2,256 ft²
SmallerTypical 2,250 ft²Bigger

Bigger than 50% of homes nearby

Lot size0.33 ac
SmallerTypical 0.34 acBigger

Bigger than 47% of homes nearby

Year built2002
OlderTypical 1998Newer

Newer than 73% of homes nearby

How 6546 Rosemont Ln ranks against every home in each area.
MeasureThis homeMason 45040Warren County
Estimated valuepricier than$540,98353% of homes72% of homes
Price per ft²pricier than$24057% of homes69% of homes
Living areabigger than2,256 ft²50% of homes64% of homes
Lot sizebigger than0.33 ac47% of homes48% of homes
Year builtnewer than200273% of homes67% of homes

About 6546 Rosemont Ln

How much is 6546 Rosemont Ln, Mason, OH worth?

The TopHap Estimate for 6546 Rosemont Ln, Mason, OH is $540,983 as of Oct 21, 2026. The likely range is $484,065 to $597,901. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 6546 Rosemont Ln, Mason, OH last sell?

6546 Rosemont Ln, Mason, OH last sold on May 15, 2012 for $246,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 6546 Rosemont Ln, Mason, OH?

6546 Rosemont Ln, Mason, OH has 4 bedrooms, 4 bathrooms, 2,256 square feet of living space and a 0.33-acre lot.

When was 6546 Rosemont Ln, Mason, OH built?

6546 Rosemont Ln, Mason, OH was built in 2002, making it 24 years old. The building has 2 stories.

What schools serve 6546 Rosemont Ln, Mason, OH?

6546 Rosemont Ln, Mason, OH is assigned to Mason Early Childhood Center (elementary); Mason High School (high), rated A; 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 6546 Rosemont Ln, Mason, OH compare to other homes in Mason 45040?

Among the 19,201 homes in Mason 45040, it is worth more than 53% of them ($540,983 against a typical $520,313), its price per square foot is higher than 57% of them ($240 against a typical $231), it is bigger than 50% of them (2,256 ft² against a typical 2,250 ft²), its lot is bigger than 47% of them (0.33 ac against a typical 0.34 ac) and it is newer than 73% of them (2002 against a typical 1998). Measured against all of Warren County, it is worth more than 72% 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 6546 Rosemont Ln, Mason, OH?

The 2024 property tax bill for 6546 Rosemont Ln, Mason, OH was $6,664. The county assessed it at $155,176.

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