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Single Family ResidenceResidential
$340,983$222 / 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

647 ROCK RUN RD

PORT DEPOSIT, MD 21904
1
Baths
1,536 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.
1.37 ac
Lot SizeThe size of the land the home sits on, from county records.
1994
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$341K
$327K low$355K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,513 (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.$232,100 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$75,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$156,700
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$221,567
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$232,100

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.42
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
16
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.
71
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
49
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
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
CountyCECIL
Lot (acres)The size of the land the home sits on, from county records.1.37
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
PoolWhether the property has a pool, and what kind, such as in-ground.No

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
Bainbridge Elementary SchoolB
Elementary · Grades PK–5 · 2.0 mi
H
Perryville High SchoolB
High · Grades 9–12 · 3.6 mi
M
Perryville Middle SchoolB-
Middle · Grades 6–8 · 4.3 mi

District: Cecil County Public Schools

Neighborhood · ZIP 21904These 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.77
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.85
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.65

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.91%
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.7.8%
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.7,154
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.269 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$81,766
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$100,332
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

647 Rock Run 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 less than 66% of homes in Port Deposit 21904
  • Has a bigger lot than 78% of homes in Cecil County

What homes are worth in Port Deposit 21904

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

This home
$147K$769K

This home is worth more than 34% of homes in Port Deposit 21904.

How it measures up in Port Deposit 21904

The dot is this home. The mark in the middle is the typical home in Port Deposit 21904.

Estimated value$340,983
CheaperTypical $386,359Pricier

Pricier than 34% of homes nearby

Price per ft²$222
CheaperTypical $232Pricier

Pricier than 44% of homes nearby

Living area1,536 ft²
SmallerTypical 1,673 ft²Bigger

Bigger than 43% of homes nearby

Lot size1.37 ac
SmallerTypical 0.97 acBigger

Bigger than 68% of homes nearby

Year built1994
OlderTypical 1989Newer

Newer than 64% of homes nearby

How 647 Rock Run Rd ranks against every home in each area.
MeasureThis homePort Deposit 21904Cecil County
Estimated valuepricier than$340,98334% of homes45% of homes
Price per ft²pricier than$22244% of homes50% of homes
Living areabigger than1,536 ft²43% of homes48% of homes
Lot sizebigger than1.37 ac68% of homes78% of homes
Year builtnewer than199464% of homes63% of homes

About 647 Rock Run Rd

How much is 647 Rock Run Rd, Port Deposit, MD worth?

The TopHap Estimate for 647 Rock Run Rd, Port Deposit, MD is $340,983 as of Sep 24, 2026. The likely range is $326,527 to $355,439. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 647 Rock Run Rd, Port Deposit, MD last sell?

647 Rock Run Rd, Port Deposit, MD last sold on May 16, 2006, according to the county's recorded deed.

How big is 647 Rock Run Rd, Port Deposit, MD?

647 Rock Run Rd, Port Deposit, MD has 1 bathrooms, 1,536 square feet of living space and a 1.37-acre lot.

When was 647 Rock Run Rd, Port Deposit, MD built?

647 Rock Run Rd, Port Deposit, MD was built in 1994, making it 32 years old. The building has 1 story.

What schools serve 647 Rock Run Rd, Port Deposit, MD?

647 Rock Run Rd, Port Deposit, MD is assigned to Bainbridge Elementary School (elementary), rated B; Perryville High School (high), rated B; Perryville Middle School (middle), rated B-. All sit in Cecil County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 647 Rock Run Rd, Port Deposit, MD compare to other homes in Port Deposit 21904?

Among the 2,225 homes in Port Deposit 21904, it is worth more than 34% of them ($340,983 against a typical $386,359), its price per square foot is higher than 44% of them ($222 against a typical $232), it is bigger than 43% of them (1,536 ft² against a typical 1,673 ft²), its lot is bigger than 68% of them (1.37 ac against a typical 0.97 ac) and it is newer than 64% of them (1994 against a typical 1989). Measured against all of Cecil County, it is worth more than 45% 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 647 Rock Run Rd, Port Deposit, MD?

The 2026 property tax bill for 647 Rock Run Rd, Port Deposit, MD was $2,513. The county assessed it at $232,100.

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