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Single Family ResidenceResidential
$811,381$192 / 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 92How 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 $205,000 on Jan 29, 2007

4427 SLATE RIDGE RD

WHITEFORD, MD 21160
4 / 2
Baths
4,234 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.
2.51 ac
Lot SizeThe size of the land the home sits on, from county records.
2007
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
4
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$811K
$747K low$876K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$205,000 · Jan 29, 2007

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$60 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$675,200 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$627,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$723,200

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyHARFORD
Lot (acres)The size of the land the home sits on, from county records.2.51
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Mixed
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.Porch · 704 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.

H
North Harford High SchoolB-
High · Grades 9–12 · 4.7 mi
E
North Harford Elementary SchoolB+
Elementary · Grades PK–5 · 4.8 mi
M
North Harford Middle SchoolB
Middle · Grades 6–8 · 5.0 mi

District: Harford County Public Schools

Neighborhood · ZIP 21160These 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.112
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.79
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.67

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.12%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.3%
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.2,511
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.144 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$117,295
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$130,335
Average tempThe average temperature here across a full year.53°F
Annual precipHow much rain and melted snow falls here in a typical year.46 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

4427 Slate Ridge 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.

  • Worth more than 95% of homes in Harford County
  • Costs less per square foot than 88% of homes in Harford County
  • Bigger than 98% of homes in Whiteford 21160
  • Has a bigger lot than 90% of homes in Harford County
  • Newer than 88% of homes in Whiteford 21160

What homes are worth in Whiteford 21160

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

This home
$191K$947K

This home is worth more than 94% of homes in Whiteford 21160.

How it measures up in Whiteford 21160

The dot is this home. The mark in the middle is the typical home in Whiteford 21160.

Estimated value$811,381
CheaperTypical $427,012Pricier

Pricier than 94% of homes nearby

Price per ft²$192
CheaperTypical $250Pricier

Pricier than 21% of homes nearby

Living area4,234 ft²
SmallerTypical 1,728 ft²Bigger

Bigger than 98% of homes nearby

Lot size2.51 ac
SmallerTypical 2.36 acBigger

Bigger than 52% of homes nearby

Year built2007
OlderTypical 1976Newer

Newer than 88% of homes nearby

How 4427 Slate Ridge Rd ranks against every home in each area.
MeasureThis homeWhiteford 21160Harford County
Estimated valuepricier than$811,38194% of homes95% of homes
Price per ft²pricier than$19221% of homes12% of homes
Living areabigger than4,234 ft²98% of homes98% of homes
Lot sizebigger than2.51 ac52% of homes90% of homes
Year builtnewer than200788% of homes88% of homes

About 4427 Slate Ridge Rd

How much is 4427 Slate Ridge Rd, Whiteford, MD worth?

The TopHap Estimate for 4427 Slate Ridge Rd, Whiteford, MD is $811,381 as of Sep 24, 2026. The likely range is $746,723 to $876,039. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4427 Slate Ridge Rd, Whiteford, MD last sell?

4427 Slate Ridge Rd, Whiteford, MD last sold on Jan 29, 2007 for $205,000, according to the county's recorded deed.

How big is 4427 Slate Ridge Rd, Whiteford, MD?

4427 Slate Ridge Rd, Whiteford, MD has 4 bathrooms, 4,234 square feet of living space and a 2.51-acre lot.

When was 4427 Slate Ridge Rd, Whiteford, MD built?

4427 Slate Ridge Rd, Whiteford, MD was built in 2007, making it 19 years old. The building has 2 stories.

What schools serve 4427 Slate Ridge Rd, Whiteford, MD?

4427 Slate Ridge Rd, Whiteford, MD is assigned to North Harford High School (high), rated B-; North Harford Elementary School (elementary), rated B+; North Harford Middle School (middle), rated B. All sit in Harford County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4427 Slate Ridge Rd, Whiteford, MD compare to other homes in Whiteford 21160?

Among the 886 homes in Whiteford 21160, it is worth more than 94% of them ($811,381 against a typical $427,012), its price per square foot is higher than 21% of them ($192 against a typical $250), it is bigger than 98% of them (4,234 ft² against a typical 1,728 ft²), its lot is bigger than 52% of them (2.51 ac against a typical 2.36 ac) and it is newer than 88% of them (2007 against a typical 1976). Measured against all of Harford 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 4427 Slate Ridge Rd, Whiteford, MD?

The 2026 property tax bill for 4427 Slate Ridge Rd, Whiteford, MD was $60. The county assessed it at $675,200.

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