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Single Family ResidenceResidential
$329,933$229 / 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 96How 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 $233,000 on May 24, 2017

9636 ALDA DR

BALTIMORE, MD 21234
3
Baths
1,440 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.
1957
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$330K
$316K low$344K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$233,000 · May 24, 2017

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,208 (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.$275,533 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$256,767
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$294,300

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.51
45
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
9
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.
85
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. 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.8 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.34%
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.0.27
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Forced Air
CoolingThe type of cooling or air conditioning 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.Deck · 216 ft²Porch · 84 ft²

Transaction History(1)

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.

M
Pine Grove Middle SchoolC-
Middle · Grades 6–8 · 0.7 mi
H
Parkville High SchoolD
High · Grades 9–12 · 1.3 mi
E
Seven Oaks Elementary SchoolB
Elementary · Grades PK–5 · 1.7 mi

District: Baltimore County Public Schools

Neighborhood · ZIP 21234These 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.90
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.90
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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.25%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.67,739
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,989 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$88,636
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$110,885
Average tempThe average temperature here across a full year.55°F
Annual precipHow much rain and melted snow falls here in a typical year.48 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

9636 Alda 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 more than 69% of homes in Parkville 21234
  • Costs more per square foot than 67% of homes in Parkville 21234
  • Has a bigger lot than 85% of homes in Parkville 21234

What homes are worth in Parkville 21234

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

This home
$162K$604K

This home is worth more than 69% of homes in Parkville 21234.

How it measures up in Parkville 21234

The dot is this home. The mark in the middle is the typical home in Parkville 21234.

Estimated value$329,933
CheaperTypical $287,859Pricier

Pricier than 69% of homes nearby

Price per ft²$229
CheaperTypical $210Pricier

Pricier than 67% of homes nearby

Living area1,440 ft²
SmallerTypical 1,336 ft²Bigger

Bigger than 63% of homes nearby

Lot size0.27 ac
SmallerTypical 0.14 acBigger

Bigger than 85% of homes nearby

Year built1957
OlderTypical 1956Newer

Newer than 58% of homes nearby

How 9636 Alda Dr ranks against every home in each area.
MeasureThis homeParkville 21234Baltimore County
Estimated valuepricier than$329,93369% of homes43% of homes
Price per ft²pricier than$22967% of homes49% of homes
Living areabigger than1,440 ft²63% of homes48% of homes
Lot sizebigger than0.27 ac85% of homes72% of homes
Year builtnewer than195758% of homes39% of homes

About 9636 Alda Dr

How much is 9636 Alda Dr, Baltimore, MD worth?

The TopHap Estimate for 9636 Alda Dr, Baltimore, MD is $329,933 as of Sep 24, 2026. The likely range is $316,014 to $343,852. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 9636 Alda Dr, Baltimore, MD last sell?

9636 Alda Dr, Baltimore, MD last sold on May 24, 2017 for $233,000, according to the county's recorded deed.

How big is 9636 Alda Dr, Baltimore, MD?

9636 Alda Dr, Baltimore, MD has 3 bathrooms, 1,440 square feet of living space and a 0.27-acre lot.

When was 9636 Alda Dr, Baltimore, MD built?

9636 Alda Dr, Baltimore, MD was built in 1957, making it 69 years old. It is a conventional home. The building has 2 stories.

What schools serve 9636 Alda Dr, Baltimore, MD?

9636 Alda Dr, Baltimore, MD is assigned to Pine Grove Middle School (middle), rated C-; Parkville High School (high), rated D; Seven Oaks Elementary School (elementary), rated B. All sit in Baltimore County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 9636 Alda Dr, Baltimore, MD compare to other homes in Parkville 21234?

Among the 20,392 homes in Parkville 21234, it is worth more than 69% of them ($329,933 against a typical $287,859), its price per square foot is higher than 67% of them ($229 against a typical $210), it is bigger than 63% of them (1,440 ft² against a typical 1,336 ft²), its lot is bigger than 85% of them (0.27 ac against a typical 0.14 ac) and it is newer than 58% of them (1957 against a typical 1956). Measured against all of Baltimore County, it is worth more than 43% 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 9636 Alda Dr, Baltimore, MD?

The 2025 property tax bill for 9636 Alda Dr, Baltimore, MD was $4,208. The county assessed it at $275,533.

More homes on Alda Dr

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Assigned schools

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