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Single Family ResidenceResidential
$536,538$248 / 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 93How 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 $320,000 on May 27, 2016

3902 CONOWINGO RD

DARLINGTON, MD 21034
2
Baths
2,160 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.
5.79 ac
Lot SizeThe size of the land the home sits on, from county records.
1975
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$537K
$499K low$574K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$320,000 · May 27, 2016

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,654 (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.$421,533 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$393,967
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$449,100

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.5.79
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
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.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 · 176 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.

E
Dublin Elementary SchoolA-
Elementary · Grades PK–5 · 0.8 mi
H
North Harford High SchoolB-
High · Grades 9–12 · 8.2 mi
M
North Harford Middle SchoolB+
Middle · Grades 6–8 · 8.4 mi

District: Harford County Public Schools

Neighborhood · ZIP 21034These 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.126
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.81
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.63

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.16%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.14%
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.3,571
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.125 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$95,134
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$116,318
Average tempThe average temperature here across a full year.54°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

3902 Conowingo 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 73% of homes in Harford County
  • Bigger than 72% of homes in Harford County
  • Has a bigger lot than 96% of homes in Harford County
  • Older than 68% of homes in Harford County

What homes are worth in Darlington 21034

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

This home
$190K$1.1M

This home is worth more than 69% of homes in Darlington 21034.

How it measures up in Darlington 21034

The dot is this home. The mark in the middle is the typical home in Darlington 21034.

Estimated value$536,538
CheaperTypical $415,244Pricier

Pricier than 69% of homes nearby

Price per ft²$248
CheaperTypical $258Pricier

Pricier than 44% of homes nearby

Living area2,160 ft²
SmallerTypical 1,586 ft²Bigger

Bigger than 71% of homes nearby

Lot size5.79 ac
SmallerTypical 1.85 acBigger

Bigger than 78% of homes nearby

Year built1975
OlderTypical 1968Newer

Newer than 59% of homes nearby

How 3902 Conowingo Rd ranks against every home in each area.
MeasureThis homeDarlington 21034Harford County
Estimated valuepricier than$536,53869% of homes73% of homes
Price per ft²pricier than$24844% of homes58% of homes
Living areabigger than2,160 ft²71% of homes72% of homes
Lot sizebigger than5.79 ac78% of homes96% of homes
Year builtnewer than197559% of homes32% of homes

About 3902 Conowingo Rd

How much is 3902 Conowingo Rd, Darlington, MD worth?

The TopHap Estimate for 3902 Conowingo Rd, Darlington, MD is $536,538 as of Oct 21, 2026. The likely range is $499,238 to $573,838. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3902 Conowingo Rd, Darlington, MD last sell?

3902 Conowingo Rd, Darlington, MD last sold on May 27, 2016 for $320,000, according to the county's recorded deed.

How big is 3902 Conowingo Rd, Darlington, MD?

3902 Conowingo Rd, Darlington, MD has 2 bathrooms, 2,160 square feet of living space and a 5.79-acre lot.

When was 3902 Conowingo Rd, Darlington, MD built?

3902 Conowingo Rd, Darlington, MD was built in 1975, making it 51 years old. The building has 1 story.

What schools serve 3902 Conowingo Rd, Darlington, MD?

3902 Conowingo Rd, Darlington, MD is assigned to Dublin Elementary School (elementary), rated A-; North Harford High School (high), 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 3902 Conowingo Rd, Darlington, MD compare to other homes in Darlington 21034?

Among the 1,244 homes in Darlington 21034, it is worth more than 69% of them ($536,538 against a typical $415,244), its price per square foot is higher than 44% of them ($248 against a typical $258), it is bigger than 71% of them (2,160 ft² against a typical 1,586 ft²), its lot is bigger than 78% of them (5.79 ac against a typical 1.85 ac) and it is newer than 59% of them (1975 against a typical 1968). Measured against all of Harford County, it is worth more than 73% 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 3902 Conowingo Rd, Darlington, MD?

The 2026 property tax bill for 3902 Conowingo Rd, Darlington, MD was $4,654. The county assessed it at $421,533.

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