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Single Family ResidenceResidential
$940,146$365 / 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 86How 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 $420,000 on Nov 7, 2017

20 ARMSTRONG HTS

PORTLAND, ME 04103
4
Beds
2.5
Baths
2,574 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.
0.71 ac
Lot SizeThe size of the land the home sits on, from county records.
2001
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
10
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$940K
$811K low$1.1M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$420,000 · Nov 7, 2017

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,281 (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.$774,700 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$127,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$646,900
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$523,000

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.Colonial
CountyCUMBERLAND
Lot (acres)The size of the land the home sits on, from county records.0.71
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(2)

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 · 1.2 mi
M
Lyman Moore Middle SchoolC+
Middle · Grades 6–8 · 1.2 mi
H
Casco Bay High SchoolC+
High · Grades 9–12 · 1.8 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

20 Armstrong Hts 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 North Deering
  • Costs less per square foot than 70% of homes in Portland 04103
  • Bigger than 92% of homes in North Deering
  • Has a bigger lot than 97% of homes in Portland 04103
  • Newer than 92% of homes in Portland 04103

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 92% 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$940,146
CheaperTypical $561,783Pricier

Pricier than 92% of homes nearby

Price per ft²$365
CheaperTypical $409Pricier

Pricier than 30% of homes nearby

Living area2,574 ft²
SmallerTypical 1,512 ft²Bigger

Bigger than 87% of homes nearby

Lot size0.71 ac
SmallerTypical 0.19 acBigger

Bigger than 97% of homes nearby

Year built2001
OlderTypical 1954Newer

Newer than 92% of homes nearby

How 20 Armstrong Hts ranks against every home in each area.
MeasureThis homeNorth DeeringPortland 04103Cumberland County
Estimated valuepricier than$940,14696% of homes92% of homes83% of homes
Price per ft²pricier than$36535% of homes30% of homes38% of homes
Living areabigger than2,574 ft²92% of homes87% of homes85% of homes
Lot sizebigger than0.71 ac94% of homes97% of homes55% of homes
Year builtnewer than200188% of homes92% of homes77% of homes

About 20 Armstrong Hts

How much is 20 Armstrong Hts, Portland, ME worth?

The TopHap Estimate for 20 Armstrong Hts, Portland, ME is $940,146 as of Sep 24, 2026. The likely range is $810,502 to $1,069,790. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20 Armstrong Hts, Portland, ME last sell?

20 Armstrong Hts, Portland, ME last sold on Nov 7, 2017 for $420,000, according to the county's recorded deed.

How big is 20 Armstrong Hts, Portland, ME?

20 Armstrong Hts, Portland, ME has 4 bedrooms, 2.5 bathrooms, 2,574 square feet of living space and a 0.71-acre lot.

When was 20 Armstrong Hts, Portland, ME built?

20 Armstrong Hts, Portland, ME was built in 2001, making it 25 years old. It is a colonial home. The building has 2 stories.

What schools serve 20 Armstrong Hts, Portland, ME?

20 Armstrong Hts, 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 20 Armstrong Hts, Portland, ME compare to other homes in Portland 04103?

Among the 9,383 homes in Portland 04103, it is worth more than 92% of them ($940,146 against a typical $561,783), its price per square foot is higher than 30% of them ($365 against a typical $409), it is bigger than 87% of them (2,574 ft² against a typical 1,512 ft²), its lot is bigger than 97% of them (0.71 ac against a typical 0.19 ac) and it is newer than 92% of them (2001 against a typical 1954). Measured against all of Cumberland County, it is worth more than 83% 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 20 Armstrong Hts, Portland, ME?

The 2025 property tax bill for 20 Armstrong Hts, Portland, ME was $9,281. The county assessed it at $774,700.

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