Skip to content
Skip to content
TopHapOpen in map
CondominiumResidential
$777,784$483 / 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 95How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $650,000 on May 5, 2023

20 3RD ST

STAMFORD, CT 06905
Building report
3
Beds
2.5
Baths
1,611 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.
2017
Year BuiltThe year the home was originally built, according to county records.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$778K
$742K low$814K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$650,000 · May 5, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,398 (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.$392,900 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$392,900
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$392,900
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$275,030

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
StyleThe architectural style of the home, such as ranch or colonial.Condo/Apartment
CountyWESTERN CONNECTICUT
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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(1)

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
Cloonan SchoolD+
Middle · Grades 6–8 · 0.4 mi
E
Hart SchoolC
Elementary · Grades KG–5 · 0.5 mi
H
Westhill High SchoolD
High · Grades 9–12 · 2.2 mi

District: Stamford School District

Neighborhood · ZIP 06905These 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.98
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 100.95

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.32%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.5%
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.25,946
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,098 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$126,763
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$154,609
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%

Owner Tools

Do you own this home?
Claim this home

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 3rd 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 more than 94% of homes in Downtown
  • Costs more per square foot than 82% of homes in Downtown
  • Bigger than 85% of homes in Downtown
  • Among the newest homes in Downtown

What homes are worth in Stamford 06905

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

This home
$320K$1.6M

This home is worth more than 45% of homes in Stamford 06905.

How it measures up in Stamford 06905

The dot is this home. The mark in the middle is the typical home in Stamford 06905.

Estimated value$777,784
CheaperTypical $803,778Pricier

Pricier than 45% of homes nearby

Price per ft²$483
CheaperTypical $431Pricier

Pricier than 76% of homes nearby

Living area1,611 ft²
SmallerTypical 1,840 ft²Bigger

Bigger than 36% of homes nearby

Year built2017
OlderTypical 1957Newer

Newer than almost all homes nearby

How 20 3rd St ranks against every home in each area.
MeasureThis homeDowntownStamford 06905Western Connecticut County
Estimated valuepricier than$777,78494% of homes45% of homes49% of homes
Price per ft²pricier than$48382% of homes76% of homes63% of homes
Living areabigger than1,611 ft²85% of homes36% of homes36% of homes
Year builtnewer than2017almost all homesalmost all homes98% of homes

About 20 3rd St

How much is 20 3rd St, Stamford, CT worth?

The TopHap Estimate for 20 3rd St, Stamford, CT is $777,784 as of Oct 21, 2026. The likely range is $741,599 to $813,969. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20 3rd St, Stamford, CT last sell?

20 3rd St, Stamford, CT last sold on May 5, 2023 for $650,000, according to the county's recorded deed.

How big is 20 3rd St, Stamford, CT?

20 3rd St, Stamford, CT has 3 bedrooms, 2.5 bathrooms and 1,611 square feet of living space.

When was 20 3rd St, Stamford, CT built?

20 3rd St, Stamford, CT was built in 2017, making it 9 years old. It is a condo/apartment home.

What schools serve 20 3rd St, Stamford, CT?

20 3rd St, Stamford, CT is assigned to Cloonan School (middle), rated D+; Hart School (elementary), rated C; Westhill 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 3rd St, Stamford, CT compare to other homes in Stamford 06905?

Among the 6,289 homes in Stamford 06905, it is worth more than 45% of them ($777,784 against a typical $803,778), its price per square foot is higher than 76% of them ($483 against a typical $431), it is bigger than 36% of them (1,611 ft² against a typical 1,840 ft²) and it is newer than almost all of them (2017 against a typical 1957). Measured against all of Western Connecticut County, it is worth more than 49% 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 3rd St, Stamford, CT?

The 2025 property tax bill for 20 3rd St, Stamford, CT was $9,398. The county assessed it at $392,900.

More homes on 3rd St

Closest homes

More homes in Stamford 06905

Assigned schools

Explore the area

See this home in context

Open 20 3rd St on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map