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Single Family ResidenceResidential
$360,837$330 / 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 95How 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

1248 ROSEMONT DR

ROSEMONT, MD 21758
1
Baths
1,092 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.
0.74 ac
Lot SizeThe size of the land the home sits on, from county records.
1941
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$361K
$344K low$377K 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.$330,837
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$264,670
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.$20,000
CHESSIE FCU · R · recorded Jun 29, 2007
2nd 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.$10,000
CHESSIE FCU

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,238 (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.$263,600 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$236,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$317,400

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.42
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
17
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
79
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
83
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
34
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

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
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountyFrederick
Lot (acres)The size of the land the home sits on, from county records.0.74
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.Composition Shingle
HeatingThe type of heating system in the home.Radiant
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, Detached
PoolWhether the property has a pool, and what kind, such as in-ground.In-Ground Vinyl Pool
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 308 ft²

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

E
Brunswick Elementary SchoolA-
Elementary · Grades KG–5 · 0.9 mi
H
Brunswick High SchoolB
High · Grades 9–12 · 1.3 mi
M
Brunswick Middle SchoolB-
Middle · Grades 6–8 · 1.6 mi

District: Frederick County Public Schools

Neighborhood · ZIP 21758These 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.97
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.78
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.44

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.23%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.6,484
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.183 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$113,559
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$131,591
Average tempThe average temperature here across a full year.54°F
Annual precipHow much rain and melted snow falls here in a typical year.42 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.57%

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

1248 Rosemont 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 less than 79% of homes in Frederick County
  • Costs more per square foot than 87% of homes in Knoxville 21758
  • Smaller than 92% of homes in Frederick County
  • Has a bigger lot than 75% of homes in Frederick County
  • Older than 90% of homes in Frederick County

What homes are worth in Knoxville 21758

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

This home
$169K$1M

This home is worth more than 26% of homes in Knoxville 21758.

How it measures up in Knoxville 21758

The dot is this home. The mark in the middle is the typical home in Knoxville 21758.

Estimated value$360,837
CheaperTypical $465,816Pricier

Pricier than 26% of homes nearby

Price per ft²$330
CheaperTypical $247Pricier

Pricier than 87% of homes nearby

Living area1,092 ft²
SmallerTypical 1,784 ft²Bigger

Bigger than 10% of homes nearby

Lot size0.74 ac
SmallerTypical 1.06 acBigger

Bigger than 37% of homes nearby

Year built1941
OlderTypical 1980Newer

Newer than 25% of homes nearby

How 1248 Rosemont Dr ranks against every home in each area.
MeasureThis homeKnoxville 21758Frederick County
Estimated valuepricier than$360,83726% of homes21% of homes
Price per ft²pricier than$33087% of homes84% of homes
Living areabigger than1,092 ft²10% of homes8% of homes
Lot sizebigger than0.74 ac37% of homes75% of homes
Year builtnewer than194125% of homes10% of homes

About 1248 Rosemont Dr

How much is 1248 Rosemont Dr, Rosemont, MD worth?

The TopHap Estimate for 1248 Rosemont Dr, Rosemont, MD is $360,837 as of Jul 14, 2026. The likely range is $344,416 to $377,258. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 1248 Rosemont Dr, Rosemont, MD?

1248 Rosemont Dr, Rosemont, MD has 1 bathrooms, 1,092 square feet of living space and a 0.74-acre lot.

When was 1248 Rosemont Dr, Rosemont, MD built?

1248 Rosemont Dr, Rosemont, MD was built in 1941, making it 85 years old. It is a conventional home. The building has 2 stories.

What schools serve 1248 Rosemont Dr, Rosemont, MD?

1248 Rosemont Dr, Rosemont, MD is assigned to Brunswick Elementary School (elementary), rated A-; Brunswick High School (high), rated B; Brunswick Middle School (middle), rated B-. All sit in Frederick County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1248 Rosemont Dr, Rosemont, MD compare to other homes in Knoxville 21758?

Among the 1,811 homes in Knoxville 21758, it is worth more than 26% of them ($360,837 against a typical $465,816), its price per square foot is higher than 87% of them ($330 against a typical $247), it is bigger than 10% of them (1,092 ft² against a typical 1,784 ft²), its lot is bigger than 37% of them (0.74 ac against a typical 1.06 ac) and it is newer than 25% of them (1941 against a typical 1980). Measured against all of Frederick County, it is worth more than 21% 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 1248 Rosemont Dr, Rosemont, MD?

The 2025 property tax bill for 1248 Rosemont Dr, Rosemont, MD was $3,238. The county assessed it at $263,600.

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Assigned schools

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