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Single Family ResidenceResidential
$552,259$311 / 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 85How 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 $136,300 on Oct 25, 2019

18 AMHERST ST

BIDDEFORD, ME 04005
3
Beds
1
Baths
1,774 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.
0.25 ac
Lot SizeThe size of the land the home sits on, from county records.
1945
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
9
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$552K
$472K low$633K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$136,300 · Oct 25, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,779 (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.$386,800 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$147,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$239,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$382,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$333,735

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
CountyYORK
Lot (acres)The size of the land the home sits on, from county records.0.25
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

Transaction History(5)

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.

H
Biddeford High SchoolF
High · Grades 8–12 · 0.6 mi
E
Biddeford Primary SchoolD-
Elementary · Grades KG–2 · 0.8 mi
M
Biddeford Middle SchoolD
Middle · Grades 5–7 · 1.0 mi

District: Biddeford

Neighborhood · ZIP 04005These 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.93
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.97
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.89

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.90%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.19%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.12%
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.26,162
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.486 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$73,803
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$90,161
Average tempThe average temperature here across a full year.46°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%

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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

18 Amherst 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.

  • Costs less per square foot than 79% of homes in Biddeford 04005
  • Bigger than 68% of homes in York County
  • Has a smaller lot than 77% of homes in York County
  • Older than 80% of homes in York County

What homes are worth in Biddeford 04005

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

This home
$293K$2.6M

This home is worth more than 53% of homes in Biddeford 04005.

How it measures up in Biddeford 04005

The dot is this home. The mark in the middle is the typical home in Biddeford 04005.

Estimated value$552,259
CheaperTypical $538,107Pricier

Pricier than 53% of homes nearby

Price per ft²$311
CheaperTypical $392Pricier

Pricier than 21% of homes nearby

Living area1,774 ft²
SmallerTypical 1,554 ft²Bigger

Bigger than 60% of homes nearby

Lot size0.25 ac
SmallerTypical 0.4 acBigger

Bigger than 36% of homes nearby

Year built1945
OlderTypical 1965Newer

Newer than 35% of homes nearby

How 18 Amherst St ranks against every home in each area.
MeasureThis homeBiddeford 04005York County
Estimated valuepricier than$552,25953% of homes52% of homes
Price per ft²pricier than$31121% of homes22% of homes
Living areabigger than1,774 ft²60% of homes68% of homes
Lot sizebigger than0.25 ac36% of homes23% of homes
Year builtnewer than194535% of homes20% of homes

About 18 Amherst St

How much is 18 Amherst St, Biddeford, ME worth?

The TopHap Estimate for 18 Amherst St, Biddeford, ME is $552,259 as of Sep 24, 2026. The likely range is $471,816 to $632,702. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 18 Amherst St, Biddeford, ME last sell?

18 Amherst St, Biddeford, ME last sold on Oct 25, 2019 for $136,300, according to the county's recorded deed.

How big is 18 Amherst St, Biddeford, ME?

18 Amherst St, Biddeford, ME has 3 bedrooms, 1 bathrooms, 1,774 square feet of living space and a 0.25-acre lot.

When was 18 Amherst St, Biddeford, ME built?

18 Amherst St, Biddeford, ME was built in 1945, making it 81 years old. It is a conventional home. The building has 2 stories.

What schools serve 18 Amherst St, Biddeford, ME?

18 Amherst St, Biddeford, ME is assigned to Biddeford High School (high), rated F; Biddeford Primary School (elementary), rated D-; Biddeford Middle School (middle), rated D. All sit in Biddeford. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 18 Amherst St, Biddeford, ME compare to other homes in Biddeford 04005?

Among the 7,483 homes in Biddeford 04005, it is worth more than 53% of them ($552,259 against a typical $538,107), its price per square foot is higher than 21% of them ($311 against a typical $392), it is bigger than 60% of them (1,774 ft² against a typical 1,554 ft²), its lot is bigger than 36% of them (0.25 ac against a typical 0.4 ac) and it is newer than 35% of them (1945 against a typical 1965). Measured against all of York County, it is worth more than 52% 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 18 Amherst St, Biddeford, ME?

The 2025 property tax bill for 18 Amherst St, Biddeford, ME was $5,779. The county assessed it at $386,800.

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