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Agricultural/Rural (General)Agriculture / Farming
$931,978$681 / 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 86How 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
Last sold for $1,600,000 on Dec 29, 2025

11802B RENNER RD

KEYMAR, MD 21757
1.5
Baths
1,368 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.
155.9 ac
Lot SizeThe size of the land the home sits on, from county records.
1900
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$932K
$798K 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.$1,600,000 · Dec 29, 2025
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.$931,978
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$745,582

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,579 (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.$313,467 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$294,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$354,400

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.63
100
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
15
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
77
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
87
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.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.197 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Agricultural/Rural (General)
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountyFREDERICK
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.1993
RoofThe main material covering the roof, such as asphalt shingle or tile.Metal
HeatingThe type of heating system in the home.Radiant
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.Carport (Unspecified)
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 · 456 ft²Shed · 2,560 ft²

Transaction History(4)

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 SchoolA-
Elementary · Grades KG–5 · 1.9 mi
M
Walkersville Middle SchoolA
Middle · Grades 6–8 · 6.0 mi
H
Walkersville High SchoolC+
High · Grades 9–12 · 6.5 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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Absentee owner
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

11802b 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.

  • Among the most valuable homes in Keymar 21757
  • Among the highest price per square foot in Keymar 21757
  • Smaller than 85% of homes in Frederick County
  • Among the largest lots in Frederick County
  • Older than 91% 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
$192K$802K

This home is worth more than almost all 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$931,978
CheaperTypical $402,312Pricier

Pricier than almost all homes nearby

Price per ft²$681
CheaperTypical $235Pricier

Pricier than almost all homes nearby

Living area1,368 ft²
SmallerTypical 1,733 ft²Bigger

Bigger than 25% of homes nearby

Lot size155.9 ac
SmallerTypical 1.57 acBigger

Bigger than 98% of homes nearby

Year built1900
OlderTypical 1968Newer

Newer than 24% of homes nearby

How 11802b Renner Rd ranks against every home in each area.
MeasureThis homeKeymar 21757Frederick County
Estimated valuepricier than$931,978almost all homes95% of homes
Price per ft²pricier than$681almost all homesalmost all homes
Living areabigger than1,368 ft²25% of homes15% of homes
Lot sizebigger than155.9 ac98% of homesalmost all homes
Year builtnewer than190024% of homes9% of homes

About 11802b Renner Rd

How much is 11802b Renner Rd, Keymar, MD worth?

The TopHap Estimate for 11802b Renner Rd, Keymar, MD is $931,978 as of Jul 14, 2026. The likely range is $797,644 to $1,066,312. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 11802b Renner Rd, Keymar, MD last sell?

11802b Renner Rd, Keymar, MD last sold on Dec 29, 2025 for $1,600,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 11802b Renner Rd, Keymar, MD?

11802b Renner Rd, Keymar, MD has 1.5 bathrooms and 1,368 square feet of living space.

When was 11802b Renner Rd, Keymar, MD built?

11802b Renner Rd, Keymar, MD was built in 1900, making it 126 years old. It is a conventional home. The building has 1 story.

What schools serve 11802b Renner Rd, Keymar, MD?

11802b Renner Rd, Keymar, MD is assigned to New Midway/Woodsboro Elementary School (elementary), rated A-; Walkersville Middle School (middle), rated A; Walkersville High School (high), rated C+. All sit in Frederick County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 11802b Renner Rd, Keymar, MD compare to other homes in Keymar 21757?

Among the 904 homes in Keymar 21757, it is worth more than almost all of them ($931,978 against a typical $402,312), its price per square foot is higher than almost all of them ($681 against a typical $235), it is bigger than 25% of them (1,368 ft² against a typical 1,733 ft²), its lot is bigger than 98% of them (155.9 ac against a typical 1.57 ac) and it is newer than 24% of them (1900 against a typical 1968). Measured against all of Frederick County, it is worth more than 95% 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 11802b Renner Rd, Keymar, MD?

The 2025 property tax bill for 11802b Renner Rd, Keymar, MD was $2,579. The county assessed it at $313,467.

Closest homes

More homes in Keymar 21757

Assigned schools

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