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Single Family ResidenceResidential
$720,664$265 / 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 Oct 21, 2026
Last sold for $400,000 on May 29, 2018

4027 OLD ROCKS RD

STREET, MD 21154
2.5
Baths
2,720 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.
10.11 ac
Lot SizeThe size of the land the home sits on, from county records.
1984
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$721K
$662K low$779K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$400,000 · May 29, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,163 (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.$468,233 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$442,367
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$494,100

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.7 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
CountyHARFORD
Lot (acres)The size of the land the home sits on, from county records.10.11
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Heat Pump
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.Carport (Unspecified)
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 · 58 ft²Shed · 1,280 ft²

Transaction History(2)

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
North Harford Middle SchoolB+
Middle · Grades 6–8 · 1.6 mi
H
North Harford High SchoolB-
High · Grades 9–12 · 1.6 mi
E
North Bend Elementary SchoolA-
Elementary · Grades PK–5 · 3.4 mi

District: Harford County Public Schools

Neighborhood · ZIP 21154These 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.87
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.58

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.19%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.6%
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.7,048
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.174 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$109,957
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$136,851
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%

Owner Tools

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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

4027 Old Rocks 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 91% of homes in Harford County
  • Costs more per square foot than 70% of homes in Harford County
  • Bigger than 86% of homes in Harford County
  • Has a bigger lot than 97% of homes in Harford County

What homes are worth in Street 21154

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

This home
$215K$1.1M

This home is worth more than 76% of homes in Street 21154.

How it measures up in Street 21154

The dot is this home. The mark in the middle is the typical home in Street 21154.

Estimated value$720,664
CheaperTypical $524,058Pricier

Pricier than 76% of homes nearby

Price per ft²$265
CheaperTypical $273Pricier

Pricier than 45% of homes nearby

Living area2,720 ft²
SmallerTypical 1,950 ft²Bigger

Bigger than 78% of homes nearby

Lot size10.11 ac
SmallerTypical 2.73 acBigger

Bigger than 86% of homes nearby

Year built1984
OlderTypical 1986Newer

Newer than 48% of homes nearby

How 4027 Old Rocks Rd ranks against every home in each area.
MeasureThis homeStreet 21154Harford County
Estimated valuepricier than$720,66476% of homes91% of homes
Price per ft²pricier than$26545% of homes70% of homes
Living areabigger than2,720 ft²78% of homes86% of homes
Lot sizebigger than10.11 ac86% of homes97% of homes
Year builtnewer than198448% of homes41% of homes

About 4027 Old Rocks Rd

How much is 4027 Old Rocks Rd, Street, MD worth?

The TopHap Estimate for 4027 Old Rocks Rd, Street, MD is $720,664 as of Oct 21, 2026. The likely range is $662,315 to $779,013. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4027 Old Rocks Rd, Street, MD last sell?

4027 Old Rocks Rd, Street, MD last sold on May 29, 2018 for $400,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 4027 Old Rocks Rd, Street, MD?

4027 Old Rocks Rd, Street, MD has 2.5 bathrooms, 2,720 square feet of living space and a 10.11-acre lot.

When was 4027 Old Rocks Rd, Street, MD built?

4027 Old Rocks Rd, Street, MD was built in 1984, making it 42 years old. The building has 2 stories.

What schools serve 4027 Old Rocks Rd, Street, MD?

4027 Old Rocks Rd, Street, MD is assigned to North Harford Middle School (middle), rated B+; North Harford High School (high), rated B-; North Bend Elementary School (elementary), rated A-. All sit in Harford County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4027 Old Rocks Rd, Street, MD compare to other homes in Street 21154?

Among the 2,208 homes in Street 21154, it is worth more than 76% of them ($720,664 against a typical $524,058), its price per square foot is higher than 45% of them ($265 against a typical $273), it is bigger than 78% of them (2,720 ft² against a typical 1,950 ft²), its lot is bigger than 86% of them (10.11 ac against a typical 2.73 ac) and it is newer than 48% of them (1984 against a typical 1986). Measured against all of Harford County, it is worth more than 91% 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 4027 Old Rocks Rd, Street, MD?

The 2026 property tax bill for 4027 Old Rocks Rd, Street, MD was $5,163. The county assessed it at $468,233.

More homes on Old Rocks Rd

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