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Single Family ResidenceResidential
$549,900$237 / 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 88How 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 $550,000 on Sep 25, 2026

517 SUMMIT ST

PORTLAND, ME 04103
5
Beds
2 / 2
Baths
2,319 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.
0.16 ac
Lot SizeThe size of the land the home sits on, from county records.
1956
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$550K
$482K low$618K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$550,000 · Sep 25, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,653 (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.$638,800 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$164,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$473,900
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$480,500

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
Lot (acres)The size of the land the home sits on, from county records.0.16
HeatingThe type of heating system in the home.Hot Water
CoolingThe type of cooling or air conditioning in the home.Yes
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(3)

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
Harrison Lyseth Elementary SchoolA-
Elementary · Grades PK–5 · 1.0 mi
M
Lyman Moore Middle SchoolC+
Middle · Grades 6–8 · 1.0 mi
H
Casco Bay High SchoolC+
High · Grades 9–12 · 1.5 mi

District: Portland

Neighborhood · ZIP 04103These 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.83
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.93
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.86

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.96%
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.6.8%
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.31,898
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,948 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$84,945
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$108,429
Average tempThe average temperature here across a full year.46°F
Annual precipHow much rain and melted snow falls here in a typical year.46 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

517 Summit 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.

  • Among the lowest price per square foot in North Deering
  • Bigger than 88% of homes in North Deering
  • Has a smaller lot than 86% of homes in Cumberland County
  • Older than 69% of homes in North Deering

What homes are worth in Portland 04103

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

This home
$352K$1.2M

This home is worth more than 47% of homes in Portland 04103.

How it measures up in Portland 04103

The dot is this home. The mark in the middle is the typical home in Portland 04103.

Estimated value$549,900
CheaperTypical $560,000Pricier

Pricier than 47% of homes nearby

Price per ft²$237
CheaperTypical $410Pricier

Cheaper than almost all homes nearby

Living area2,319 ft²
SmallerTypical 1,517 ft²Bigger

Bigger than 82% of homes nearby

Lot size0.16 ac
SmallerTypical 0.19 acBigger

Bigger than 32% of homes nearby

Year built1956
OlderTypical 1954Newer

Newer than 53% of homes nearby

How 517 Summit St ranks against every home in each area.
MeasureThis homeNorth DeeringPortland 04103Cumberland County
Estimated valuepricier than$549,90043% of homes47% of homes44% of homes
Price per ft²pricier than$237almost no homesalmost no homes5% of homes
Living areabigger than2,319 ft²88% of homes82% of homes79% of homes
Lot sizebigger than0.16 ac15% of homes32% of homes14% of homes
Year builtnewer than195631% of homes53% of homes31% of homes

About 517 Summit St

How much is 517 Summit St, Portland, ME worth?

The TopHap Estimate for 517 Summit St, Portland, ME is $549,900 as of Sep 24, 2026. The likely range is $481,796 to $618,004. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 517 Summit St, Portland, ME last sell?

517 Summit St, Portland, ME last sold on Sep 25, 2026 for $550,000, according to the county's recorded deed.

How big is 517 Summit St, Portland, ME?

517 Summit St, Portland, ME has 5 bedrooms, 2 bathrooms, 2,319 square feet of living space and a 0.16-acre lot.

When was 517 Summit St, Portland, ME built?

517 Summit St, Portland, ME was built in 1956, making it 70 years old. It is a cape cod home. The building has 2 stories.

What schools serve 517 Summit St, Portland, ME?

517 Summit St, Portland, ME is assigned to Harrison Lyseth Elementary School (elementary), rated A-; Lyman Moore Middle School (middle), rated C+; Casco Bay High School (high), rated C+. All sit in Portland. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 517 Summit St, Portland, ME compare to other homes in Portland 04103?

Among the 9,383 homes in Portland 04103, it is worth more than 47% of them ($549,900 against a typical $560,000), its price per square foot is higher than almost none of them ($237 against a typical $410), it is bigger than 82% of them (2,319 ft² against a typical 1,517 ft²), its lot is bigger than 32% of them (0.16 ac against a typical 0.19 ac) and it is newer than 53% of them (1956 against a typical 1954). Measured against all of Cumberland County, it is worth more than 44% 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 517 Summit St, Portland, ME?

The 2025 property tax bill for 517 Summit St, Portland, ME was $7,653. The county assessed it at $638,800.

More homes on Summit St

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Assigned schools

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