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Single Family ResidenceResidential
$883,822$688 / 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
Last sold for $520,000 on Aug 15, 2018

6 UNION ST

ANNAPOLIS, MD 21401
2.5
Baths
1,284 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.
1,020 ft²
Lot SizeThe size of the land the home sits on, from county records.
1900
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$884K
$834K low$934K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$520,000 · Aug 15, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,937 (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.$653,500 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$480,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$173,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$623,667
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$653,500

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.21
82
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.
9
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.9 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.0.02
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(4)

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
Annapolis Elementary SchoolD+
Elementary · Grades EE–5 · 0.2 mi
M
Wiley H. Bates Middle SchoolB-
Middle · Grades 6–8 · 0.8 mi
H
Annapolis High SchoolC-
High · Grades 9–12 · 4.0 mi

District: Anne Arundel County Public Schools

Neighborhood · ZIP 21401These 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.135
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.89
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.38

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.92%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.30%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.3%
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.39,516
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,752 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$116,570
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$157,167
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

6 Union St 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 87% of homes in Anne Arundel County
  • Costs more per square foot than 98% of homes in Anne Arundel County
  • Smaller than 82% of homes in Anne Arundel County
  • Has a smaller lot than 97% of homes in Anne Arundel County
  • Among the oldest homes in Anne Arundel County

What homes are worth in Annapolis 21401

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

This home
$239K$2.7M

This home is worth more than 74% of homes in Annapolis 21401.

How it measures up in Annapolis 21401

The dot is this home. The mark in the middle is the typical home in Annapolis 21401.

Estimated value$883,822
CheaperTypical $634,499Pricier

Pricier than 74% of homes nearby

Price per ft²$688
CheaperTypical $337Pricier

Pricier than 95% of homes nearby

Living area1,284 ft²
SmallerTypical 1,868 ft²Bigger

Bigger than 22% of homes nearby

Lot size1,020 ft²
SmallerTypical 0.15 acBigger

Bigger than 8% of homes nearby

Year built1900
OlderTypical 1986Newer

Newer than 4% of homes nearby

How 6 Union St ranks against every home in each area.
MeasureThis homeSt. John's CollegeAnnapolis 21401Anne Arundel County
Estimated valuepricier than$883,82232% of homes74% of homes87% of homes
Price per ft²pricier than$68872% of homes95% of homes98% of homes
Living areabigger than1,284 ft²20% of homes22% of homes18% of homes
Lot sizebigger than1,020 ft²12% of homes8% of homes3% of homes
Year builtnewer than190037% of homes4% of homesalmost no homes

About 6 Union St

How much is 6 Union St, Annapolis, MD worth?

The TopHap Estimate for 6 Union St, Annapolis, MD is $883,822 as of Sep 24, 2026. The likely range is $833,801 to $933,843. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 6 Union St, Annapolis, MD last sell?

6 Union St, Annapolis, MD last sold on Aug 15, 2018 for $520,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 6 Union St, Annapolis, MD?

6 Union St, Annapolis, MD has 2.5 bathrooms, 1,284 square feet of living space and a 0.02-acre lot.

When was 6 Union St, Annapolis, MD built?

6 Union St, Annapolis, MD was built in 1900, making it 126 years old. It is a conventional home. The building has 2 stories.

What schools serve 6 Union St, Annapolis, MD?

6 Union St, Annapolis, MD is assigned to Annapolis Elementary School (elementary), rated D+; Wiley H. Bates Middle School (middle), rated B-; Annapolis High School (high), rated C-. All sit in Anne Arundel County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 6 Union St, Annapolis, MD compare to other homes in Annapolis 21401?

Among the 14,511 homes in Annapolis 21401, it is worth more than 74% of them ($883,822 against a typical $634,499), its price per square foot is higher than 95% of them ($688 against a typical $337), it is bigger than 22% of them (1,284 ft² against a typical 1,868 ft²), its lot is bigger than 8% of them (1,020 ft² against a typical 0.15 ac) and it is newer than 4% of them (1900 against a typical 1986). Measured against all of Anne Arundel County, it is worth more than 87% 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 6 Union St, Annapolis, MD?

The 2025 property tax bill for 6 Union St, Annapolis, MD was $8,937. The county assessed it at $653,500.

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