Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$918,543$437 / 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 78How 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

21 PROSPECT AVE

YORK, ME 03909
3
Beds
2
Baths
2,100 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.
0.84 ac
Lot SizeThe size of the land the home sits on, from county records.
1990
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$919K
$719K low$1.1M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,161 (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.$868,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$429,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$439,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$737,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$803,795

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.32
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
4
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
50
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
89
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
20
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

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.Cape Cod
CountyYORK
Lot (acres)The size of the land the home sits on, from county records.0.84
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Hot Water
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

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

H
York High SchoolA-
High · Grades 9–12 · 1.9 mi
E
Village Elementary School-York
Elementary · Grades PK–1 · 3.4 mi
M
York Middle SchoolA+
Middle · Grades 5–8 · 3.7 mi

District: York

Neighborhood · ZIP 03909These 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.119
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.104
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.93

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.65%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.33%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.8%
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.11,527
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.285 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$110,310
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$125,219
Average tempThe average temperature here across a full year.48°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%

Owner Tools

Do you own this home?
Claim this home

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

21 Prospect Ave 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 84% of homes in York County
  • Bigger than 79% of homes in York County
  • Has a bigger lot than 69% of homes in York 03909

What homes are worth in York 03909

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

This home
$178K$2.8M

This home is worth more than 64% of homes in York 03909.

How it measures up in York 03909

The dot is this home. The mark in the middle is the typical home in York 03909.

Estimated value$918,543
CheaperTypical $796,213Pricier

Pricier than 64% of homes nearby

Price per ft²$437
CheaperTypical $478Pricier

Pricier than 41% of homes nearby

Living area2,100 ft²
SmallerTypical 1,668 ft²Bigger

Bigger than 67% of homes nearby

Lot size0.84 ac
SmallerTypical 0.46 acBigger

Bigger than 69% of homes nearby

Year built1990
OlderTypical 1985Newer

Newer than 61% of homes nearby

How 21 Prospect Ave ranks against every home in each area.
MeasureThis homeYork 03909York County
Estimated valuepricier than$918,54364% of homes84% of homes
Price per ft²pricier than$43741% of homes60% of homes
Living areabigger than2,100 ft²67% of homes79% of homes
Lot sizebigger than0.84 ac69% of homes50% of homes
Year builtnewer than199061% of homes61% of homes

About 21 Prospect Ave

How much is 21 Prospect Ave, York, ME worth?

The TopHap Estimate for 21 Prospect Ave, York, ME is $918,543 as of Oct 21, 2026. The likely range is $719,367 to $1,117,719. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Prospect Ave, York, ME last sell?

21 Prospect Ave, York, ME last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 21 Prospect Ave, York, ME?

21 Prospect Ave, York, ME has 3 bedrooms, 2 bathrooms, 2,100 square feet of living space and a 0.84-acre lot.

When was 21 Prospect Ave, York, ME built?

21 Prospect Ave, York, ME was built in 1990, making it 36 years old. It is a cape cod home. The building has 2 stories.

What schools serve 21 Prospect Ave, York, ME?

21 Prospect Ave, York, ME is assigned to York High School (high), rated A-; Village Elementary School-York (elementary); York Middle School (middle), rated A+. All sit in York. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Prospect Ave, York, ME compare to other homes in York 03909?

Among the 8,071 homes in York 03909, it is worth more than 64% of them ($918,543 against a typical $796,213), its price per square foot is higher than 41% of them ($437 against a typical $478), it is bigger than 67% of them (2,100 ft² against a typical 1,668 ft²), its lot is bigger than 69% of them (0.84 ac against a typical 0.46 ac) and it is newer than 61% of them (1990 against a typical 1985). Measured against all of York County, it is worth more than 84% 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 21 Prospect Ave, York, ME?

The 2025 property tax bill for 21 Prospect Ave, York, ME was $7,161. The county assessed it at $868,000.

More homes on Prospect Ave

Closest homes

More homes in York 03909

Assigned schools

Explore the area

See this home in context

Open 21 Prospect Ave on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map