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Single Family ResidenceResidential
$287,524$190 / 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 89How 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 $3,383,000 on Sep 23, 1994

48 MARLBOROUGH ST

PORTLAND, CT 06480
3
Beds
1
Baths
1,512 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.
0.26 ac
Lot SizeThe size of the land the home sits on, from county records.
1924
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

$288K
$257K low$318K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$3,383,000 · Sep 23, 1994

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,292 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$121,590 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$88,060
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$33,530
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$85,113

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.36
1
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.
58
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
95
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
20
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
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.minimal

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
CountyLOWER CONNECTICUT RIVER VALLEY
Lot (acres)The size of the land the home sits on, from county records.0.26
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
HeatingThe type of heating system in the home.Steam
CoolingThe type of cooling or air conditioning in the home.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.No Garage
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
Valley View School
Elementary · Grades PK–1 · 0.8 mi
H
Portland High SchoolB-
High · Grades 9–12 · 1.0 mi
M
Portland Middle SchoolB
Middle · Grades 7–8 · 1.0 mi

District: Portland School District

Neighborhood · ZIP 06480These 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.41
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.116
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.66

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.30%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.9%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.8,848
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.361 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$123,849
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$127,966
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.51 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.56%

Owner Tools

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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

48 Marlborough 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 90% of homes in Portland 06480
  • Costs less per square foot than 95% of homes in Lower Connecticut River Valley County
  • Smaller than 66% of homes in Portland 06480
  • Has a smaller lot than 78% of homes in Portland 06480
  • Older than 89% of homes in Lower Connecticut River Valley County

What homes are worth in Portland 06480

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

This home
$191K$763K

This home is worth more than 10% of homes in Portland 06480.

How it measures up in Portland 06480

The dot is this home. The mark in the middle is the typical home in Portland 06480.

Estimated value$287,524
CheaperTypical $403,171Pricier

Pricier than 10% of homes nearby

Price per ft²$190
CheaperTypical $242Pricier

Pricier than 11% of homes nearby

Living area1,512 ft²
SmallerTypical 1,821 ft²Bigger

Bigger than 34% of homes nearby

Lot size0.26 ac
SmallerTypical 0.52 acBigger

Bigger than 22% of homes nearby

Year built1924
OlderTypical 1963Newer

Newer than 14% of homes nearby

How 48 Marlborough St ranks against every home in each area.
MeasureThis homePortland 06480Lower Connecticut River Valley County
Estimated valuepricier than$287,52410% of homes10% of homes
Price per ft²pricier than$19011% of homes5% of homes
Living areabigger than1,512 ft²34% of homes44% of homes
Lot sizebigger than0.26 ac22% of homes22% of homes
Year builtnewer than192414% of homes11% of homes

About 48 Marlborough St

How much is 48 Marlborough St, Portland, CT worth?

The TopHap Estimate for 48 Marlborough St, Portland, CT is $287,524 as of Sep 24, 2026. The likely range is $257,323 to $317,725. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 48 Marlborough St, Portland, CT last sell?

48 Marlborough St, Portland, CT last sold on Sep 23, 1994 for $3,383,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 48 Marlborough St, Portland, CT?

48 Marlborough St, Portland, CT has 3 bedrooms, 1 bathrooms, 1,512 square feet of living space and a 0.26-acre lot.

When was 48 Marlborough St, Portland, CT built?

48 Marlborough St, Portland, CT was built in 1924, making it 102 years old. The building has 2 stories.

What schools serve 48 Marlborough St, Portland, CT?

48 Marlborough St, Portland, CT is assigned to Valley View School (elementary); Portland High School (high), rated B-; Portland Middle School (middle), rated B. All sit in Portland School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 48 Marlborough St, Portland, CT compare to other homes in Portland 06480?

Among the 3,489 homes in Portland 06480, it is worth more than 10% of them ($287,524 against a typical $403,171), its price per square foot is higher than 11% of them ($190 against a typical $242), it is bigger than 34% of them (1,512 ft² against a typical 1,821 ft²), its lot is bigger than 22% of them (0.26 ac against a typical 0.52 ac) and it is newer than 14% of them (1924 against a typical 1963). Measured against all of Lower Connecticut River Valley County, it is worth more than 10% 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 48 Marlborough St, Portland, CT?

The 2024 property tax bill for 48 Marlborough St, Portland, CT was $4,292. The county assessed it at $121,590.

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