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Single Family ResidenceResidential
$726,783$440 / 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 94How 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 $278,000 on Jun 30, 2000

20 ALTON RD

STAMFORD, CT 06906
3
Beds
1.5
Baths
1,650 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1945
Year BuiltThe year the home was originally built, according to county records.
1
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

$727K
$685K low$769K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$278,000 · Jun 30, 2000

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,307 (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.$351,080 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$214,240
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$136,840
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$351,080
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$245,756

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.Ranch
CountyWESTERN CONNECTICUT
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.1955
Lot (acres)The size of the land the home sits on, from county records.0.17
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
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(4)

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.

M
Dolan SchoolC-
Middle · Grades 6–8 · 0.4 mi
E
Julia A. Stark SchoolC
Elementary · Grades KG–5 · 0.7 mi
H
Stamford High SchoolD
High · Grades 9–12 · 0.9 mi

District: Stamford School District

Neighborhood · ZIP 06906These 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.84
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.113
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.96

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.28%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.10,703
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.9,439 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$102,130
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$130,161
Average tempThe average temperature here across a full year.52°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.58%

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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 Alton Rd 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.

  • Costs more per square foot than 66% of homes in Stamford 06906
  • Has a smaller lot than 86% of homes in Western Connecticut County
  • Older than 81% of homes in Western Connecticut County

What homes are worth in Stamford 06906

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

This home
$290K$1.2M

This home is worth more than 58% of homes in Stamford 06906.

How it measures up in Stamford 06906

The dot is this home. The mark in the middle is the typical home in Stamford 06906.

Estimated value$726,783
CheaperTypical $682,652Pricier

Pricier than 58% of homes nearby

Price per ft²$440
CheaperTypical $404Pricier

Pricier than 66% of homes nearby

Living area1,650 ft²
SmallerTypical 1,716 ft²Bigger

Bigger than 46% of homes nearby

Lot size0.17 ac
SmallerTypical 0.19 acBigger

Bigger than 40% of homes nearby

Year built1945
OlderTypical 1955Newer

Newer than 38% of homes nearby

How 20 Alton Rd ranks against every home in each area.
MeasureThis homeBelltownStamford 06906Western Connecticut County
Estimated valuepricier than$726,78342% of homes58% of homes45% of homes
Price per ft²pricier than$44055% of homes66% of homes54% of homes
Living areabigger than1,650 ft²40% of homes46% of homes38% of homes
Lot sizebigger than0.17 ac28% of homes40% of homes14% of homes
Year builtnewer than194542% of homes38% of homes19% of homes

About 20 Alton Rd

How much is 20 Alton Rd, Stamford, CT worth?

The TopHap Estimate for 20 Alton Rd, Stamford, CT is $726,783 as of Sep 24, 2026. The likely range is $684,947 to $768,619. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20 Alton Rd, Stamford, CT last sell?

20 Alton Rd, Stamford, CT last sold on Jun 30, 2000 for $278,000, according to the county's recorded deed.

How big is 20 Alton Rd, Stamford, CT?

20 Alton Rd, Stamford, CT has 3 bedrooms, 1.5 bathrooms, 1,650 square feet of living space and a 0.17-acre lot.

When was 20 Alton Rd, Stamford, CT built?

20 Alton Rd, Stamford, CT was built in 1945, making it 81 years old. It is a ranch home. The building has 1 story.

What schools serve 20 Alton Rd, Stamford, CT?

20 Alton Rd, Stamford, CT is assigned to Dolan School (middle), rated C-; Julia A. Stark School (elementary), rated C; Stamford High School (high), rated D. All sit in Stamford School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20 Alton Rd, Stamford, CT compare to other homes in Stamford 06906?

Among the 2,834 homes in Stamford 06906, it is worth more than 58% of them ($726,783 against a typical $682,652), its price per square foot is higher than 66% of them ($440 against a typical $404), it is bigger than 46% of them (1,650 ft² against a typical 1,716 ft²), its lot is bigger than 40% of them (0.17 ac against a typical 0.19 ac) and it is newer than 38% of them (1945 against a typical 1955). Measured against all of Western Connecticut County, it is worth more than 45% 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 Alton Rd, Stamford, CT?

The 2025 property tax bill for 20 Alton Rd, Stamford, CT was $8,307. The county assessed it at $351,080.

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