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Single Family ResidenceResidential
$491,342$370 / 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 92How 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 $426,000 on Sep 29, 2022

21 TERRACE AVE

PORTLAND, ME 04102
3
Beds
2
Baths
1,327 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.
0.19 ac
Lot SizeThe size of the land the home sits on, from county records.
1920
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$491K
$451K low$532K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$426,000 · Sep 29, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,596 (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.$467,100 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$135,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$331,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$368,200

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.10 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%

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 Residence
StyleThe architectural style of the home, such as ranch or colonial.Bungalow
CountyCUMBERLAND
Lot (acres)The size of the land the home sits on, from county records.0.19
HeatingThe type of heating system in the home.Hot Water
CoolingThe type of cooling or air conditioning in the home.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
Amanda C Rowe SchoolC+
Elementary · Grades PK–5 · 0.4 mi
H
Deering High SchoolF
High · Grades 9–12 · 1.2 mi
M
Lincoln Middle SchoolC
Middle · Grades 6–8 · 1.2 mi

District: Portland

Neighborhood · ZIP 04102These 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.124
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.89
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.95%
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.8.9%
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.18,797
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,894 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$76,542
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$101,698
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

21 Terrace 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 72% of homes in Portland 04102
  • Costs less per square foot than 79% of homes in Portland 04102
  • Has a smaller lot than 81% of homes in Cumberland County
  • Older than 91% of homes in Nasons Corner

What homes are worth in Portland 04102

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

This home
$310K$2M

This home is worth more than 28% of homes in Portland 04102.

How it measures up in Portland 04102

The dot is this home. The mark in the middle is the typical home in Portland 04102.

Estimated value$491,342
CheaperTypical $585,740Pricier

Pricier than 28% of homes nearby

Price per ft²$370
CheaperTypical $442Pricier

Pricier than 21% of homes nearby

Living area1,327 ft²
SmallerTypical 1,538 ft²Bigger

Bigger than 38% of homes nearby

Lot size0.19 ac
SmallerTypical 0.17 acBigger

Bigger than 60% of homes nearby

Year built1920
OlderTypical 1930Newer

Newer than 42% of homes nearby

How 21 Terrace Ave ranks against every home in each area.
MeasureThis homeNasons CornerPortland 04102Cumberland County
Estimated valuepricier than$491,34235% of homes28% of homes32% of homes
Price per ft²pricier than$37031% of homes21% of homes40% of homes
Living areabigger than1,327 ft²52% of homes38% of homes39% of homes
Lot sizebigger than0.19 ac45% of homes60% of homes19% of homes
Year builtnewer than19209% of homes42% of homes16% of homes

About 21 Terrace Ave

How much is 21 Terrace Ave, Portland, ME worth?

The TopHap Estimate for 21 Terrace Ave, Portland, ME is $491,342 as of Sep 24, 2026. The likely range is $450,527 to $532,157. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Terrace Ave, Portland, ME last sell?

21 Terrace Ave, Portland, ME last sold on Sep 29, 2022 for $426,000, according to the county's recorded deed.

How big is 21 Terrace Ave, Portland, ME?

21 Terrace Ave, Portland, ME has 3 bedrooms, 2 bathrooms, 1,327 square feet of living space and a 0.19-acre lot.

When was 21 Terrace Ave, Portland, ME built?

21 Terrace Ave, Portland, ME was built in 1920, making it 106 years old. It is a bungalow home. The building has 2 stories.

What schools serve 21 Terrace Ave, Portland, ME?

21 Terrace Ave, Portland, ME is assigned to Amanda C Rowe School (elementary), rated C+; Deering High School (high), rated F; Lincoln Middle School (middle), rated C. All sit in Portland. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Terrace Ave, Portland, ME compare to other homes in Portland 04102?

Among the 5,200 homes in Portland 04102, it is worth more than 28% of them ($491,342 against a typical $585,740), its price per square foot is higher than 21% of them ($370 against a typical $442), it is bigger than 38% of them (1,327 ft² against a typical 1,538 ft²), its lot is bigger than 60% of them (0.19 ac against a typical 0.17 ac) and it is newer than 42% of them (1920 against a typical 1930). Measured against all of Cumberland County, it is worth more than 32% 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 21 Terrace Ave, Portland, ME?

The 2025 property tax bill for 21 Terrace Ave, Portland, ME was $5,596. The county assessed it at $467,100.

More homes on Terrace Ave

Closest homes

More homes in Portland 04102

Assigned schools

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