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Single Family ResidenceResidential
$445,864$313 / 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 84How 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 $231,300 on Sep 20, 2017

18 HILLSIDE AVE

BIDDEFORD, ME 04005
2
Beds
2
Baths
1,424 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1952
Year BuiltThe year the home was originally built, according to county records.
1
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

$446K
$376K low$516K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$231,300 · Sep 20, 2017

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,190 (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.$347,400 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$131,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$216,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$352,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$420,090

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.Ranch
CountyYORK
Lot (acres)The size of the land the home sits on, from county records.0.17
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
FireplaceWhether the home has a fireplace, and what kind.Yes
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(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
Biddeford Primary SchoolD-
Elementary · Grades KG–2 · 0.5 mi
M
Biddeford Middle SchoolD
Middle · Grades 5–7 · 0.5 mi
H
Biddeford High SchoolF
High · Grades 8–12 · 1.1 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 Hillside 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 less than 76% of homes in Biddeford 04005
  • Costs less per square foot than 78% of homes in Biddeford 04005
  • Has a smaller lot than 87% of homes in York County
  • Older than 76% 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
$288K$2.6M

This home is worth more than 24% 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$445,864
CheaperTypical $537,448Pricier

Pricier than 24% of homes nearby

Price per ft²$313
CheaperTypical $393Pricier

Pricier than 22% of homes nearby

Living area1,424 ft²
SmallerTypical 1,555 ft²Bigger

Bigger than 43% of homes nearby

Lot size0.17 ac
SmallerTypical 0.4 acBigger

Bigger than 18% of homes nearby

Year built1952
OlderTypical 1966Newer

Newer than 41% of homes nearby

How 18 Hillside Ave ranks against every home in each area.
MeasureThis homeBiddeford 04005York County
Estimated valuepricier than$445,86424% of homes31% of homes
Price per ft²pricier than$31322% of homes23% of homes
Living areabigger than1,424 ft²43% of homes50% of homes
Lot sizebigger than0.17 ac18% of homes13% of homes
Year builtnewer than195241% of homes24% of homes

About 18 Hillside Ave

How much is 18 Hillside Ave, Biddeford, ME worth?

The TopHap Estimate for 18 Hillside Ave, Biddeford, ME is $445,864 as of Sep 24, 2026. The likely range is $376,132 to $515,596. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 18 Hillside Ave, Biddeford, ME last sell?

18 Hillside Ave, Biddeford, ME last sold on Sep 20, 2017 for $231,300, according to the county's recorded deed.

How big is 18 Hillside Ave, Biddeford, ME?

18 Hillside Ave, Biddeford, ME has 2 bedrooms, 2 bathrooms, 1,424 square feet of living space and a 0.17-acre lot.

When was 18 Hillside Ave, Biddeford, ME built?

18 Hillside Ave, Biddeford, ME was built in 1952, making it 74 years old. It is a ranch home. The building has 1 story.

What schools serve 18 Hillside Ave, Biddeford, ME?

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

How does 18 Hillside Ave, Biddeford, ME compare to other homes in Biddeford 04005?

Among the 7,483 homes in Biddeford 04005, it is worth more than 24% of them ($445,864 against a typical $537,448), its price per square foot is higher than 22% of them ($313 against a typical $393), it is bigger than 43% of them (1,424 ft² against a typical 1,555 ft²), its lot is bigger than 18% of them (0.17 ac against a typical 0.4 ac) and it is newer than 41% of them (1952 against a typical 1966). Measured against all of York County, it is worth more than 31% 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 Hillside Ave, Biddeford, ME?

The 2025 property tax bill for 18 Hillside Ave, Biddeford, ME was $5,190. The county assessed it at $347,400.

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