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Single Family ResidenceResidential
$298,873$311 / 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 84How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $293,550 on Apr 21, 2025

21 SPRING KNOLL DR

PASADENA, MD 21122
1
Baths
960 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.
0.27 ac
Lot SizeThe size of the land the home sits on, from county records.
1954
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$299K
$251K low$346K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$293,550 · Apr 21, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,227 (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.$253,267 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$248,133
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$258,400

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.6
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
20
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
9
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
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
CountyANNE ARUNDEL
Lot (acres)The size of the land the home sits on, from county records.0.27
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.Central
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.Shed · 264 ft²Porch · 144 ft²

Transaction History(6)

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
Pasadena Elementary SchoolA-
Elementary · Grades PK–5 · 1.6 mi
H
Chesapeake High SchoolB
High · Grades 9–12 · 4.2 mi
M
Chesapeake Bay Middle SchoolA-
Middle · Grades 6–8 · 4.4 mi

District: Anne Arundel County Public Schools

Neighborhood · ZIP 21122These 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.85
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.93
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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.22%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.4%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.62,585
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,385 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$119,352
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$145,321
Average tempThe average temperature here across a full year.56°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

21 Spring Knoll 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 94% of homes in Pasadena 21122
  • Costs more per square foot than 77% of homes in Pasadena 21122
  • Smaller than 95% of homes in Anne Arundel County
  • Older than 86% of homes in Anne Arundel County

What homes are worth in Pasadena 21122

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

This home
$243K$1.2M

This home is worth more than 6% of homes in Pasadena 21122.

How it measures up in Pasadena 21122

The dot is this home. The mark in the middle is the typical home in Pasadena 21122.

Estimated value$298,873
CheaperTypical $439,067Pricier

Pricier than 6% of homes nearby

Price per ft²$311
CheaperTypical $262Pricier

Pricier than 77% of homes nearby

Living area960 ft²
SmallerTypical 1,686 ft²Bigger

Bigger than 6% of homes nearby

Lot size0.27 ac
SmallerTypical 0.23 acBigger

Bigger than 56% of homes nearby

Year built1954
OlderTypical 1981Newer

Newer than 15% of homes nearby

How 21 Spring Knoll Dr ranks against every home in each area.
MeasureThis homePasadena 21122Anne Arundel County
Estimated valuepricier than$298,8736% of homes7% of homes
Price per ft²pricier than$31177% of homes71% of homes
Living areabigger than960 ft²6% of homes5% of homes
Lot sizebigger than0.27 ac56% of homes64% of homes
Year builtnewer than195415% of homes14% of homes

About 21 Spring Knoll Dr

How much is 21 Spring Knoll Dr, Pasadena, MD worth?

The TopHap Estimate for 21 Spring Knoll Dr, Pasadena, MD is $298,873 as of Aug 30, 2026. The likely range is $251,418 to $346,328. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Spring Knoll Dr, Pasadena, MD last sell?

21 Spring Knoll Dr, Pasadena, MD last sold on Apr 21, 2025 for $293,550, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 21 Spring Knoll Dr, Pasadena, MD?

21 Spring Knoll Dr, Pasadena, MD has 1 bathrooms, 960 square feet of living space and a 0.27-acre lot.

When was 21 Spring Knoll Dr, Pasadena, MD built?

21 Spring Knoll Dr, Pasadena, MD was built in 1954, making it 72 years old. It is a conventional home. The building has 1 story.

What schools serve 21 Spring Knoll Dr, Pasadena, MD?

21 Spring Knoll Dr, Pasadena, MD is assigned to Pasadena Elementary School (elementary), rated A-; Chesapeake High School (high), rated B; Chesapeake Bay Middle School (middle), rated A-. All sit in Anne Arundel County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Spring Knoll Dr, Pasadena, MD compare to other homes in Pasadena 21122?

Among the 24,337 homes in Pasadena 21122, it is worth more than 6% of them ($298,873 against a typical $439,067), its price per square foot is higher than 77% of them ($311 against a typical $262), it is bigger than 6% of them (960 ft² against a typical 1,686 ft²), its lot is bigger than 56% of them (0.27 ac against a typical 0.23 ac) and it is newer than 15% of them (1954 against a typical 1981). Measured against all of Anne Arundel County, it is worth more than 7% 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 21 Spring Knoll Dr, Pasadena, MD?

The 2025 property tax bill for 21 Spring Knoll Dr, Pasadena, MD was $3,227. The county assessed it at $253,267.

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