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TownhouseResidential
$278,069$249 / 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 97How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $180,000 on Sep 10, 2018

4230 SLATER AVE

NOTTINGHAM, MD 21236
2 / 1
Baths
1,116 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.
0.11 ac
Lot SizeThe size of the land the home sits on, from county records.
1973
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$278K
$271K low$285K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$180,000 · Sep 10, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,253 (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.$202,667 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$195,633
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$209,700

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Townhouse
StyleThe architectural style of the home, such as ranch or colonial.Townhouse
CountyBaltimore
Lot (acres)The size of the land the home sits on, from county records.0.11
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 · 280 ft²Patio · 180 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.

H
Perry Hall High SchoolC-
High · Grades 9–12 · 1.3 mi
E
Rossville Elementary SchoolB
Elementary · Grades PK–5 · 1.4 mi
M
Parkville Middle SchoolC
Middle · Grades 6–8 · 2.2 mi

District: Baltimore County Public Schools

Neighborhood · ZIP 21236These 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.80
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.92
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.46

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.29%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.10%
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.38,730
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,678 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$98,410
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$116,335
Average tempThe average temperature here across a full year.55°F
Annual precipHow much rain and melted snow falls here in a typical year.47 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

4230 Slater Ave 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 75% of homes in Nottingham 21236
  • Costs more per square foot than 70% of homes in Nottingham 21236
  • Smaller than 82% of homes in Nottingham 21236
  • Has a smaller lot than 66% of homes in Baltimore County
  • Older than 69% of homes in Nottingham 21236

What homes are worth in Nottingham 21236

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

This home
$192K$565K

This home is worth more than 25% of homes in Nottingham 21236.

How it measures up in Nottingham 21236

The dot is this home. The mark in the middle is the typical home in Nottingham 21236.

Estimated value$278,069
CheaperTypical $332,842Pricier

Pricier than 25% of homes nearby

Price per ft²$249
CheaperTypical $233Pricier

Pricier than 70% of homes nearby

Living area1,116 ft²
SmallerTypical 1,346 ft²Bigger

Bigger than 18% of homes nearby

Lot size0.11 ac
SmallerTypical 0.15 acBigger

Bigger than 40% of homes nearby

Year built1973
OlderTypical 1980Newer

Newer than 31% of homes nearby

How 4230 Slater Ave ranks against every home in each area.
MeasureThis homeNottingham 21236Baltimore County
Estimated valuepricier than$278,06925% of homes28% of homes
Price per ft²pricier than$24970% of homes63% of homes
Living areabigger than1,116 ft²18% of homes18% of homes
Lot sizebigger than0.11 ac40% of homes34% of homes
Year builtnewer than197331% of homes57% of homes

About 4230 Slater Ave

How much is 4230 Slater Ave, Nottingham, MD worth?

The TopHap Estimate for 4230 Slater Ave, Nottingham, MD is $278,069 as of Oct 21, 2026. The likely range is $271,038 to $285,100. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4230 Slater Ave, Nottingham, MD last sell?

4230 Slater Ave, Nottingham, MD last sold on Sep 10, 2018 for $180,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 4230 Slater Ave, Nottingham, MD?

4230 Slater Ave, Nottingham, MD has 2 bathrooms, 1,116 square feet of living space and a 0.11-acre lot.

When was 4230 Slater Ave, Nottingham, MD built?

4230 Slater Ave, Nottingham, MD was built in 1973, making it 53 years old. It is a townhouse home. The building has 2 stories.

What schools serve 4230 Slater Ave, Nottingham, MD?

4230 Slater Ave, Nottingham, MD is assigned to Perry Hall High School (high), rated C-; Rossville Elementary School (elementary), rated B; Parkville Middle School (middle), rated C. All sit in Baltimore County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4230 Slater Ave, Nottingham, MD compare to other homes in Nottingham 21236?

Among the 12,607 homes in Nottingham 21236, it is worth more than 25% of them ($278,069 against a typical $332,842), its price per square foot is higher than 70% of them ($249 against a typical $233), it is bigger than 18% of them (1,116 ft² against a typical 1,346 ft²), its lot is bigger than 40% of them (0.11 ac against a typical 0.15 ac) and it is newer than 31% of them (1973 against a typical 1980). Measured against all of Baltimore County, it is worth more than 28% 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 4230 Slater Ave, Nottingham, MD?

The 2025 property tax bill for 4230 Slater Ave, Nottingham, MD was $3,253. The county assessed it at $202,667.

More homes on Slater Ave

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Assigned schools

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