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Single Family ResidenceResidential
$639,917$415 / 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 Aug 30, 2026
Last sold for $125,000 on Aug 29, 2022

309 PORTLAND ST

YARMOUTH, ME 04096
4
Beds
2
Baths
1,542 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.
0.35 ac
Lot SizeThe size of the land the home sits on, from county records.
1950
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$640K
$539K low$741K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$125,000 · Aug 29, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,667 (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.$458,200 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$147,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$310,900
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$250,100

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
CountyCUMBERLAND
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.2003
Lot (acres)The size of the land the home sits on, from county records.0.35
RoofThe main material covering the roof, such as asphalt shingle or tile.Metal
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(6)

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
Yarmouth High SchoolA-
High · Grades 9–12 · 0.3 mi
M
Frank H Harrison Middle SchoolA+
Middle · Grades 6–8 · 0.7 mi
E
William H Rowe School
Elementary · Grades PK–1 · 0.9 mi

District: Yarmouth

Neighborhood · ZIP 04096These 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.46
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.98
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.83

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.38%
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.9,778
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.370 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$110,134
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$153,030
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

309 Portland 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 less than 74% of homes in Yarmouth 04096
  • Smaller than 68% of homes in Yarmouth 04096
  • Has a smaller lot than 69% of homes in Yarmouth 04096
  • Older than 80% of homes in Yarmouth 04096

What homes are worth in Yarmouth 04096

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

This home
$414K$3.4M

This home is worth more than 26% of homes in Yarmouth 04096.

How it measures up in Yarmouth 04096

The dot is this home. The mark in the middle is the typical home in Yarmouth 04096.

Estimated value$639,917
CheaperTypical $854,476Pricier

Pricier than 26% of homes nearby

Price per ft²$415
CheaperTypical $455Pricier

Pricier than 37% of homes nearby

Living area1,542 ft²
SmallerTypical 1,968 ft²Bigger

Bigger than 32% of homes nearby

Lot size0.35 ac
SmallerTypical 0.57 acBigger

Bigger than 31% of homes nearby

Year built1950
OlderTypical 1978Newer

Newer than 20% of homes nearby

How 309 Portland St ranks against every home in each area.
MeasureThis homeYarmouth 04096Cumberland County
Estimated valuepricier than$639,91726% of homes60% of homes
Price per ft²pricier than$41537% of homes58% of homes
Living areabigger than1,542 ft²32% of homes51% of homes
Lot sizebigger than0.35 ac31% of homes37% of homes
Year builtnewer than195020% of homes28% of homes

About 309 Portland St

How much is 309 Portland St, Yarmouth, ME worth?

The TopHap Estimate for 309 Portland St, Yarmouth, ME is $639,917 as of Aug 30, 2026. The likely range is $539,061 to $740,773. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 309 Portland St, Yarmouth, ME last sell?

309 Portland St, Yarmouth, ME last sold on Aug 29, 2022 for $125,000, according to the county's recorded deed.

How big is 309 Portland St, Yarmouth, ME?

309 Portland St, Yarmouth, ME has 4 bedrooms, 2 bathrooms, 1,542 square feet of living space and a 0.35-acre lot.

When was 309 Portland St, Yarmouth, ME built?

309 Portland St, Yarmouth, ME was built in 1950, making it 76 years old. It is a cape cod home. The building has 2 stories.

What schools serve 309 Portland St, Yarmouth, ME?

309 Portland St, Yarmouth, ME is assigned to Yarmouth High School (high), rated A-; Frank H Harrison Middle School (middle), rated A+; William H Rowe School (elementary). All sit in Yarmouth. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 309 Portland St, Yarmouth, ME compare to other homes in Yarmouth 04096?

Among the 3,183 homes in Yarmouth 04096, it is worth more than 26% of them ($639,917 against a typical $854,476), its price per square foot is higher than 37% of them ($415 against a typical $455), it is bigger than 32% of them (1,542 ft² against a typical 1,968 ft²), its lot is bigger than 31% of them (0.35 ac against a typical 0.57 ac) and it is newer than 20% of them (1950 against a typical 1978). Measured against all of Cumberland County, it is worth more than 60% 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 309 Portland St, Yarmouth, ME?

The 2025 property tax bill for 309 Portland St, Yarmouth, ME was $6,667. The county assessed it at $458,200.

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