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Single Family ResidenceResidential
$858,590$218 / 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 Oct 21, 2026

12300 LONGLEAF LN

DUNKIRK, MD 20754
2.5
Baths
3,942 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 ac
Lot SizeThe size of the land the home sits on, from county records.
2004
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$859K
$826K low$891K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,630 (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.$701,667 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$686,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$731,800

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.48
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
28
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
79
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
80
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
52
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
CountyCALVERT
Lot (acres)The size of the land the home sits on, from county records.1.00
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.Garage, Built-in
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 · 254 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
Mount Harmony Elementary SchoolA+
Elementary · Grades PK–5 · 3.8 mi
M
Northern Middle SchoolA
Middle · Grades 6–8 · 4.6 mi
H
Northern High SchoolB+
High · Grades 9–12 · 4.6 mi

District: Calvert County Public Schools

Neighborhood · ZIP 20754These 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.36
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.94
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.34

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.25%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.1.9%
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.6,756
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.375 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$165,465
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$181,885
Average tempThe average temperature here across a full year.56°F
Annual precipHow much rain and melted snow falls here in a typical year.44 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

12300 Longleaf Ln 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 94% of homes in Calvert County
  • Costs less per square foot than 91% of homes in Dunkirk 20754
  • Bigger than 97% of homes in Calvert County
  • Newer than 92% of homes in Dunkirk 20754

What homes are worth in Dunkirk 20754

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

This home
$298K$1.2M

This home is worth more than 84% of homes in Dunkirk 20754.

How it measures up in Dunkirk 20754

The dot is this home. The mark in the middle is the typical home in Dunkirk 20754.

Estimated value$858,590
CheaperTypical $615,808Pricier

Pricier than 84% of homes nearby

Price per ft²$218
CheaperTypical $280Pricier

Pricier than 9% of homes nearby

Living area3,942 ft²
SmallerTypical 2,302 ft²Bigger

Bigger than 91% of homes nearby

Lot size1 ac
SmallerTypical 1.19 acBigger

Bigger than 37% of homes nearby

Year built2004
OlderTypical 1986Newer

Newer than 92% of homes nearby

How 12300 Longleaf Ln ranks against every home in each area.
MeasureThis homeDunkirk 20754Calvert County
Estimated valuepricier than$858,59084% of homes94% of homes
Price per ft²pricier than$2189% of homes12% of homes
Living areabigger than3,942 ft²91% of homes97% of homes
Lot sizebigger than1 ac37% of homes63% of homes
Year builtnewer than200492% of homes85% of homes

About 12300 Longleaf Ln

How much is 12300 Longleaf Ln, Dunkirk, MD worth?

The TopHap Estimate for 12300 Longleaf Ln, Dunkirk, MD is $858,590 as of Oct 21, 2026. The likely range is $825,880 to $891,300. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 12300 Longleaf Ln, Dunkirk, MD last sell?

12300 Longleaf Ln, Dunkirk, MD last sold on Jan 14, 2005, according to the county's recorded deed.

How big is 12300 Longleaf Ln, Dunkirk, MD?

12300 Longleaf Ln, Dunkirk, MD has 2.5 bathrooms, 3,942 square feet of living space and a 1.00-acre lot.

When was 12300 Longleaf Ln, Dunkirk, MD built?

12300 Longleaf Ln, Dunkirk, MD was built in 2004, making it 22 years old. The building has 2 stories.

What schools serve 12300 Longleaf Ln, Dunkirk, MD?

12300 Longleaf Ln, Dunkirk, MD is assigned to Mount Harmony Elementary School (elementary), rated A+; Northern Middle School (middle), rated A; Northern High School (high), rated B+. All sit in Calvert County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 12300 Longleaf Ln, Dunkirk, MD compare to other homes in Dunkirk 20754?

Among the 2,424 homes in Dunkirk 20754, it is worth more than 84% of them ($858,590 against a typical $615,808), its price per square foot is higher than 9% of them ($218 against a typical $280), it is bigger than 91% of them (3,942 ft² against a typical 2,302 ft²), its lot is bigger than 37% of them (1 ac against a typical 1.19 ac) and it is newer than 92% of them (2004 against a typical 1986). Measured against all of Calvert County, it is worth more than 94% 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 12300 Longleaf Ln, Dunkirk, MD?

The 2025 property tax bill for 12300 Longleaf Ln, Dunkirk, MD was $7,630. The county assessed it at $701,667.

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