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Single Family ResidentialResidential
$1,111,160$266 / 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 69How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $640,000 on Mar 2, 2021

18 ALEWIFE RUN

WESTPORT ISLAND, ME 04578
3
Beds
1
Baths
4,184 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.
2.3 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.
2
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$1.1M
$769K low$1.5M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$640,000 · Mar 2, 2021
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$599,160
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$479,328
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.42%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$512,000
RESIDENTIAL MORTGAGE SERVICES · P · recorded Mar 2, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,129 (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.$603,373 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$274,942
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$328,431
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$548,521

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.50
99
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
7
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
52
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
93
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
2
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.197 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.1 percent flood zone

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 Residential
StyleThe architectural style of the home, such as ranch or colonial.Ranch
CountyLINCOLN
Lot (acres)The size of the land the home sits on, from county records.2.30
ConstructionThe main material the home's frame and walls are built from.Concrete
RoofThe main material covering the roof, such as asphalt shingle or tile.Galvanized
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

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.

H
Wiscasset Middle/High SchoolD
High · Grades 6–12 · 3.0 mi
E
Whitefield Elementary SchoolB+
Elementary · Grades PK–8 · 17.1 mi

District: Regional School Unit 12

Neighborhood · ZIP 04578These 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.110
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.78
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.67

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.85%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.26%
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.1.1%
PopulationHow many people live in this area.4,640
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.110 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$86,857
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$96,494
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.50%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Absentee owner
Company ownedWhether the owner is a company or trust rather than a person.No

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 Alewife Run 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 96% of homes in Wiscasset 04578
  • Bigger than 98% of homes in Lincoln County

What homes are worth in Wiscasset 04578

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

This home
$148K$1.3M

This home is worth more than 96% of homes in Wiscasset 04578.

How it measures up in Wiscasset 04578

The dot is this home. The mark in the middle is the typical home in Wiscasset 04578.

Estimated value$1,111,160
CheaperTypical $374,431Pricier

Pricier than 96% of homes nearby

Price per ft²$266
CheaperTypical $241Pricier

Pricier than 59% of homes nearby

Living area4,184 ft²
SmallerTypical 1,568 ft²Bigger

Bigger than 96% of homes nearby

Lot size2.3 ac
SmallerTypical 1.64 acBigger

Bigger than 63% of homes nearby

Year built1988
OlderTypical 1980Newer

Newer than 64% of homes nearby

How 18 Alewife Run ranks against every home in each area.
MeasureThis homeWiscasset 04578Lincoln County
Estimated valuepricier than$1,111,16096% of homes95% of homes
Price per ft²pricier than$26659% of homes37% of homes
Living areabigger than4,184 ft²96% of homes98% of homes
Lot sizebigger than2.3 ac63% of homes58% of homes
Year builtnewer than198864% of homes62% of homes

About 18 Alewife Run

How much is 18 Alewife Run, Westport Island, ME worth?

The TopHap Estimate for 18 Alewife Run, Westport Island, ME is $1,111,160 as of Jul 14, 2026. The likely range is $768,675 to $1,453,645. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 18 Alewife Run, Westport Island, ME last sell?

18 Alewife Run, Westport Island, ME last sold on Mar 2, 2021 for $640,000, according to the county's recorded deed.

How big is 18 Alewife Run, Westport Island, ME?

18 Alewife Run, Westport Island, ME has 3 bedrooms, 1 bathrooms, 4,184 square feet of living space and a 2.30-acre lot.

When was 18 Alewife Run, Westport Island, ME built?

18 Alewife Run, Westport Island, ME was built in 1988, making it 38 years old. It is a ranch home. The building has 2 stories.

What schools serve 18 Alewife Run, Westport Island, ME?

18 Alewife Run, Westport Island, ME is assigned to Wiscasset Middle/High School (high), rated D; Whitefield Elementary School (elementary), rated B+. All sit in Regional School Unit 12. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 18 Alewife Run, Westport Island, ME compare to other homes in Wiscasset 04578?

Among the 2,342 homes in Wiscasset 04578, it is worth more than 96% of them ($1,111,160 against a typical $374,431), its price per square foot is higher than 59% of them ($266 against a typical $241), it is bigger than 96% of them (4,184 ft² against a typical 1,568 ft²), its lot is bigger than 63% of them (2.3 ac against a typical 1.64 ac) and it is newer than 64% of them (1988 against a typical 1980). Measured against all of Lincoln County, it is worth more than 95% 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 Alewife Run, Westport Island, ME?

The 2025 property tax bill for 18 Alewife Run, Westport Island, ME was $5,129. The county assessed it at $603,373.

Closest homes

More homes in Westport Island 04578

Assigned schools

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