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Single Family ResidenceResidential
$627,737$336 / 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 94How 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

1138 NEPTUNE PL

ANNAPOLIS, MD 21409
2.5
Baths
1,870 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.
0.18 ac
Lot SizeThe size of the land the home sits on, from county records.
1985
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

$628K
$590K low$665K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,562 (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.$524,533 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$483,967
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$565,100

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.6
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
20
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
9
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
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountyANNE ARUNDEL
Lot (acres)The size of the land the home sits on, from county records.0.18
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.Central
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, Attached
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 · 44 ft²

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

H
Broadneck High SchoolA-
High · Grades 9–12 · 0.5 mi
E
Cape St. Claire Elementary SchoolA
Elementary · Grades PK–5 · 0.7 mi
M
Magothy River Middle SchoolA
Middle · Grades 6–8 · 3.3 mi

District: Anne Arundel County Public Schools

Neighborhood · ZIP 21409These 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.90
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.39

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.29%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.1%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.19,947
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,056 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$139,607
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$177,018
Average tempThe average temperature here across a full year.57°F
Annual precipHow much rain and melted snow falls here in a typical year.45 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

1138 Neptune Pl 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 69% of homes in Anne Arundel County
  • Costs more per square foot than 78% of homes in Anne Arundel County
  • Has a smaller lot than 71% of homes in Annapolis 21409

What homes are worth in Annapolis 21409

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

This home
$334K$2.4M

This home is worth more than 54% of homes in Annapolis 21409.

How it measures up in Annapolis 21409

The dot is this home. The mark in the middle is the typical home in Annapolis 21409.

Estimated value$627,737
CheaperTypical $606,593Pricier

Pricier than 54% of homes nearby

Price per ft²$336
CheaperTypical $315Pricier

Pricier than 60% of homes nearby

Living area1,870 ft²
SmallerTypical 1,980 ft²Bigger

Bigger than 45% of homes nearby

Lot size0.18 ac
SmallerTypical 0.23 acBigger

Bigger than 29% of homes nearby

Year built1985
OlderTypical 1981Newer

Newer than 64% of homes nearby

How 1138 Neptune Pl ranks against every home in each area.
MeasureThis homeAnnapolis 21409Anne Arundel County
Estimated valuepricier than$627,73754% of homes69% of homes
Price per ft²pricier than$33660% of homes78% of homes
Living areabigger than1,870 ft²45% of homes51% of homes
Lot sizebigger than0.18 ac29% of homes48% of homes
Year builtnewer than198564% of homes54% of homes

About 1138 Neptune Pl

How much is 1138 Neptune Pl, Annapolis, MD worth?

The TopHap Estimate for 1138 Neptune Pl, Annapolis, MD is $627,737 as of Sep 24, 2026. The likely range is $590,490 to $664,984. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1138 Neptune Pl, Annapolis, MD last sell?

1138 Neptune Pl, Annapolis, MD last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 1138 Neptune Pl, Annapolis, MD?

1138 Neptune Pl, Annapolis, MD has 2.5 bathrooms, 1,870 square feet of living space and a 0.18-acre lot.

When was 1138 Neptune Pl, Annapolis, MD built?

1138 Neptune Pl, Annapolis, MD was built in 1985, making it 41 years old. It is a conventional home. The building has 2 stories.

What schools serve 1138 Neptune Pl, Annapolis, MD?

1138 Neptune Pl, Annapolis, MD is assigned to Broadneck High School (high), rated A-; Cape St. Claire Elementary School (elementary), rated A; Magothy River Middle School (middle), rated A. All sit in Anne Arundel County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1138 Neptune Pl, Annapolis, MD compare to other homes in Annapolis 21409?

Among the 7,909 homes in Annapolis 21409, it is worth more than 54% of them ($627,737 against a typical $606,593), its price per square foot is higher than 60% of them ($336 against a typical $315), it is bigger than 45% of them (1,870 ft² against a typical 1,980 ft²), its lot is bigger than 29% of them (0.18 ac against a typical 0.23 ac) and it is newer than 64% of them (1985 against a typical 1981). Measured against all of Anne Arundel County, it is worth more than 69% 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 1138 Neptune Pl, Annapolis, MD?

The 2025 property tax bill for 1138 Neptune Pl, Annapolis, MD was $3,562. The county assessed it at $524,533.

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