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Single Family ResidenceResidential
$497,083$260 / 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 97How 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
Last sold for $328,149 on Jan 13, 2020

3580 HOWARD DR

PORT REPUBLIC, MD 20676
2.5
Baths
1,912 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.
2.11 ac
Lot SizeThe size of the land the home sits on, from county records.
1988
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

$497K
$481K low$513K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$328,149 · Jan 13, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,239 (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.$399,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$128,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$270,600
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$372,333
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$399,000

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.47
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
27
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.
82
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.2.11
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.Garage, Basement
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 · 180 ft²Porch · 396 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
Mutual Elementary SchoolB+
Elementary · Grades PK–5 · 1.1 mi
H
Calvert High SchoolB-
High · Grades 9–12 · 5.2 mi
M
Calvert Middle SchoolB+
Middle · Grades 6–8 · 5.5 mi

District: Calvert County Public Schools

Neighborhood · ZIP 20676These 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.99
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 100.33

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.16%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.4%
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.4,096
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.234 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$146,921
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$153,820
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%

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

3580 Howard Dr 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.

  • Costs less per square foot than 66% of homes in Port Republic 20676
  • Has a bigger lot than 80% of homes in Calvert County

What homes are worth in Port Republic 20676

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

This home
$240K$925K

This home is worth more than 45% of homes in Port Republic 20676.

How it measures up in Port Republic 20676

The dot is this home. The mark in the middle is the typical home in Port Republic 20676.

Estimated value$497,083
CheaperTypical $518,819Pricier

Pricier than 45% of homes nearby

Price per ft²$260
CheaperTypical $287Pricier

Pricier than 34% of homes nearby

Living area1,912 ft²
SmallerTypical 1,783 ft²Bigger

Bigger than 56% of homes nearby

Lot size2.11 ac
SmallerTypical 1.01 acBigger

Bigger than 73% of homes nearby

Year built1988
OlderTypical 1987Newer

Newer than 54% of homes nearby

How 3580 Howard Dr ranks against every home in each area.
MeasureThis homePort Republic 20676Calvert County
Estimated valuepricier than$497,08345% of homes53% of homes
Price per ft²pricier than$26034% of homes37% of homes
Living areabigger than1,912 ft²56% of homes56% of homes
Lot sizebigger than2.11 ac73% of homes80% of homes
Year builtnewer than198854% of homes44% of homes

About 3580 Howard Dr

How much is 3580 Howard Dr, Port Republic, MD worth?

The TopHap Estimate for 3580 Howard Dr, Port Republic, MD is $497,083 as of Sep 24, 2026. The likely range is $480,844 to $513,322. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3580 Howard Dr, Port Republic, MD last sell?

3580 Howard Dr, Port Republic, MD last sold on Jan 13, 2020 for $328,149, according to the county's recorded deed.

How big is 3580 Howard Dr, Port Republic, MD?

3580 Howard Dr, Port Republic, MD has 2.5 bathrooms, 1,912 square feet of living space and a 2.11-acre lot.

When was 3580 Howard Dr, Port Republic, MD built?

3580 Howard Dr, Port Republic, MD was built in 1988, making it 38 years old. The building has 1 story.

What schools serve 3580 Howard Dr, Port Republic, MD?

3580 Howard Dr, Port Republic, MD is assigned to Mutual Elementary School (elementary), rated B+; Calvert High School (high), rated B-; Calvert Middle School (middle), rated B+. All sit in Calvert County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3580 Howard Dr, Port Republic, MD compare to other homes in Port Republic 20676?

Among the 1,530 homes in Port Republic 20676, it is worth more than 45% of them ($497,083 against a typical $518,819), its price per square foot is higher than 34% of them ($260 against a typical $287), it is bigger than 56% of them (1,912 ft² against a typical 1,783 ft²), its lot is bigger than 73% of them (2.11 ac against a typical 1.01 ac) and it is newer than 54% of them (1988 against a typical 1987). Measured against all of Calvert County, it is worth more than 53% 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 3580 Howard Dr, Port Republic, MD?

The 2025 property tax bill for 3580 Howard Dr, Port Republic, MD was $4,239. The county assessed it at $399,000.

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