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Single Family ResidenceResidential
$461,659$208 / 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 83How 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 $460,000 on Jul 2, 2026

1213 TRAPPE LN

RIDERWOOD, MD 21139
2
Baths
2,216 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.
1 ac
Lot SizeThe size of the land the home sits on, from county records.
1952
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$462K
$384K low$539K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$460,000 · Jul 2, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,453 (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.$428,400 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$187,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$240,900
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$411,933
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$428,400

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.23
64
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.
43
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.30 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.minimal

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
CountyBALTIMORE
Lot (acres)The size of the land the home sits on, from county records.1.00
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.Yes
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.Patio · 198 ft²Porch · 120 ft²

Transaction History(3)

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
Riderwood Elementary SchoolA
Elementary · Grades KG–5 · 0.6 mi
H
Towson High SchoolA
High · Grades 9–12 · 2.6 mi
M
Dumbarton Middle SchoolB-
Middle · Grades 6–8 · 2.8 mi

District: Baltimore County Public Schools

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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

1213 Trappe 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 70% of homes in Baltimore County
  • Costs less per square foot than 68% of homes in Baltimore County
  • Bigger than 80% of homes in Baltimore County
  • Has a bigger lot than 89% of homes in Baltimore County
  • Older than 76% of homes in Baltimore County

How it measures up in Baltimore County

The dot is this home. The mark in the middle is the typical home in Baltimore County.

Estimated value$461,659
CheaperTypical $361,121Pricier

Pricier than 70% of homes nearby

Price per ft²$208
CheaperTypical $234Pricier

Pricier than 32% of homes nearby

Living area2,216 ft²
SmallerTypical 1,470 ft²Bigger

Bigger than 80% of homes nearby

Lot size1 ac
SmallerTypical 0.17 acBigger

Bigger than 89% of homes nearby

Year built1952
OlderTypical 1964Newer

Newer than 24% of homes nearby

How 1213 Trappe Ln ranks against every home in each area.
MeasureThis homeBaltimore County
Estimated valuepricier than$461,65970% of homes
Price per ft²pricier than$20832% of homes
Living areabigger than2,216 ft²80% of homes
Lot sizebigger than1 ac89% of homes
Year builtnewer than195224% of homes

About 1213 Trappe Ln

How much is 1213 Trappe Ln, Riderwood, MD worth?

The TopHap Estimate for 1213 Trappe Ln, Riderwood, MD is $461,659 as of Jul 14, 2026. The likely range is $384,381 to $538,937. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1213 Trappe Ln, Riderwood, MD last sell?

1213 Trappe Ln, Riderwood, MD last sold on Jul 2, 2026 for $460,000, according to the county's recorded deed.

How big is 1213 Trappe Ln, Riderwood, MD?

1213 Trappe Ln, Riderwood, MD has 2 bathrooms, 2,216 square feet of living space and a 1.00-acre lot.

When was 1213 Trappe Ln, Riderwood, MD built?

1213 Trappe Ln, Riderwood, MD was built in 1952, making it 74 years old. It is a conventional home. The building has 1 story.

What schools serve 1213 Trappe Ln, Riderwood, MD?

1213 Trappe Ln, Riderwood, MD is assigned to Riderwood Elementary School (elementary), rated A; Towson High School (high), rated A; Dumbarton Middle School (middle), rated B-. All sit in Baltimore County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1213 Trappe Ln, Riderwood, MD compare to other homes in Baltimore County?

Among the 259,333 homes in Baltimore County, it is worth more than 70% of them ($461,659 against a typical $361,121), its price per square foot is higher than 32% of them ($208 against a typical $234), it is bigger than 80% of them (2,216 ft² against a typical 1,470 ft²), its lot is bigger than 89% of them (1 ac against a typical 0.17 ac) and it is newer than 24% of them (1952 against a typical 1964). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 1213 Trappe Ln, Riderwood, MD?

The 2024 property tax bill for 1213 Trappe Ln, Riderwood, MD was $5,453. The county assessed it at $428,400.

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Assigned schools

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