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Single Family ResidenceResidential
$295,011$316 / 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 90How 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 $235,000 on Dec 4, 2019

12302 RENNER RD

KEYMAR, MD 21757
1
Baths
934 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.
0.5 ac
Lot SizeThe size of the land the home sits on, from county records.
1955
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$295K
$267K low$323K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$235,000 · Dec 4, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,953 (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.$250,033 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$229,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$291,100

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.
8
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
78
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
86
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
37
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.0.50
ConstructionThe main material the home's frame and walls are built from.Brick
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Yes
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.Porch · 90 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.

E
New Midway/Woodsboro Elementary SchoolB+
Elementary · Grades KG–5 · 0.8 mi
M
Walkersville Middle SchoolB+
Middle · Grades 6–8 · 6.5 mi
H
Walkersville High SchoolB-
High · Grades 9–12 · 6.9 mi

District: Frederick County Public Schools

Neighborhood · ZIP 21757These 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.117
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.76
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.45

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.17%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.3,148
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.84 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$98,318
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$118,165
Average tempThe average temperature here across a full year.53°F
Annual precipHow much rain and melted snow falls here in a typical year.44 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.57%

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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

12302 Renner Rd 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 89% of homes in Frederick County
  • Costs more per square foot than 95% of homes in Keymar 21757
  • Smaller than 98% of homes in Frederick County
  • Has a smaller lot than 89% of homes in Keymar 21757
  • Older than 84% of homes in Frederick County

What homes are worth in Keymar 21757

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

This home
$187K$783K

This home is worth more than 24% of homes in Keymar 21757.

How it measures up in Keymar 21757

The dot is this home. The mark in the middle is the typical home in Keymar 21757.

Estimated value$295,011
CheaperTypical $377,782Pricier

Pricier than 24% of homes nearby

Price per ft²$316
CheaperTypical $225Pricier

Pricier than 95% of homes nearby

Living area934 ft²
SmallerTypical 1,752 ft²Bigger

Bigger than 3% of homes nearby

Lot size0.5 ac
SmallerTypical 1.57 acBigger

Bigger than 11% of homes nearby

Year built1955
OlderTypical 1969Newer

Newer than 36% of homes nearby

How 12302 Renner Rd ranks against every home in each area.
MeasureThis homeKeymar 21757Frederick County
Estimated valuepricier than$295,01124% of homes11% of homes
Price per ft²pricier than$31695% of homes92% of homes
Living areabigger than934 ft²3% of homes2% of homes
Lot sizebigger than0.5 ac11% of homes70% of homes
Year builtnewer than195536% of homes16% of homes

About 12302 Renner Rd

How much is 12302 Renner Rd, Keymar, MD worth?

The TopHap Estimate for 12302 Renner Rd, Keymar, MD is $295,011 as of Sep 24, 2026. The likely range is $266,525 to $323,497. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 12302 Renner Rd, Keymar, MD last sell?

12302 Renner Rd, Keymar, MD last sold on Dec 4, 2019 for $235,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 12302 Renner Rd, Keymar, MD?

12302 Renner Rd, Keymar, MD has 1 bathrooms, 934 square feet of living space and a 0.50-acre lot.

When was 12302 Renner Rd, Keymar, MD built?

12302 Renner Rd, Keymar, MD was built in 1955, making it 71 years old. It is a conventional home. The building has 1 story.

What schools serve 12302 Renner Rd, Keymar, MD?

12302 Renner Rd, Keymar, MD is assigned to New Midway/Woodsboro Elementary School (elementary), rated B+; Walkersville Middle School (middle), rated B+; Walkersville High School (high), rated B-. All sit in Frederick County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 12302 Renner Rd, Keymar, MD compare to other homes in Keymar 21757?

Among the 908 homes in Keymar 21757, it is worth more than 24% of them ($295,011 against a typical $377,782), its price per square foot is higher than 95% of them ($316 against a typical $225), it is bigger than 3% of them (934 ft² against a typical 1,752 ft²), its lot is bigger than 11% of them (0.5 ac against a typical 1.57 ac) and it is newer than 36% of them (1955 against a typical 1969). Measured against all of Frederick County, it is worth more than 11% 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 12302 Renner Rd, Keymar, MD?

The 2025 property tax bill for 12302 Renner Rd, Keymar, MD was $2,953. The county assessed it at $250,033.

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