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Single Family ResidenceResidential
$366,630$349 / 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 90How 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 $291,500 on Jan 11, 2005

21 CARROLL ST

NEW HAVEN, CT 06513
3
Beds
1.5
Baths
1,050 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.
0.24 ac
Lot SizeThe size of the land the home sits on, from county records.
1967
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$367K
$330K low$403K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$291,500 · Jan 11, 2005

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,711 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$117,880 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$35,700
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$82,180
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$117,880
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$321,389

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.Contemporary
CountySOUTH CENTRAL CONNECTICUT
Lot (acres)The size of the land the home sits on, from county records.0.24
RoofThe main material covering the roof, such as asphalt shingle or tile.Roll Tar & Gravel
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(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.

E
Ross Woodward Classical Studies SchoolF
Elementary · Grades PK–8 · 1.2 mi
H
Wilbur Cross High SchoolD-
High · Grades 9–12 · 1.9 mi

District: New Haven School District

Neighborhood · ZIP 06513These 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.143
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.120
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.62

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.12%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.21%
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.35,531
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,689 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$52,010
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$70,381
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.48 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

21 Carroll 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 82% of homes in Fair Haven Heights
  • Costs more per square foot than 96% of homes in Fair Haven Heights
  • Smaller than 85% of homes in South Central Connecticut County

What homes are worth in New Haven 06513

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

This home
$84K$566K

This home is worth more than 74% of homes in New Haven 06513.

How it measures up in New Haven 06513

The dot is this home. The mark in the middle is the typical home in New Haven 06513.

Estimated value$366,630
CheaperTypical $288,073Pricier

Pricier than 74% of homes nearby

Price per ft²$349
CheaperTypical $225Pricier

Pricier than 90% of homes nearby

Living area1,050 ft²
SmallerTypical 1,290 ft²Bigger

Bigger than 20% of homes nearby

Lot size0.24 ac
SmallerTypical 0.18 acBigger

Bigger than 60% of homes nearby

Year built1967
OlderTypical 1960Newer

Newer than 61% of homes nearby

How 21 Carroll St ranks against every home in each area.
MeasureThis homeFair Haven HeightsNew Haven 06513South Central Connecticut County
Estimated valuepricier than$366,63082% of homes74% of homes33% of homes
Price per ft²pricier than$34996% of homes90% of homes76% of homes
Living areabigger than1,050 ft²23% of homes20% of homes15% of homes
Lot sizebigger than0.24 ac45% of homes60% of homes43% of homes
Year builtnewer than196760% of homes61% of homes59% of homes

About 21 Carroll St

How much is 21 Carroll St, New Haven, CT worth?

The TopHap Estimate for 21 Carroll St, New Haven, CT is $366,630 as of Oct 21, 2026. The likely range is $330,190 to $403,070. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Carroll St, New Haven, CT last sell?

21 Carroll St, New Haven, CT last sold on Jan 11, 2005 for $291,500, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 21 Carroll St, New Haven, CT?

21 Carroll St, New Haven, CT has 3 bedrooms, 1.5 bathrooms, 1,050 square feet of living space and a 0.24-acre lot.

When was 21 Carroll St, New Haven, CT built?

21 Carroll St, New Haven, CT was built in 1967, making it 59 years old. It is a contemporary home. The building has 1 story.

What schools serve 21 Carroll St, New Haven, CT?

21 Carroll St, New Haven, CT is assigned to Ross Woodward Classical Studies School (elementary), rated F; Wilbur Cross High School (high), rated D-. All sit in New Haven School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Carroll St, New Haven, CT compare to other homes in New Haven 06513?

Among the 7,600 homes in New Haven 06513, it is worth more than 74% of them ($366,630 against a typical $288,073), its price per square foot is higher than 90% of them ($349 against a typical $225), it is bigger than 20% of them (1,050 ft² against a typical 1,290 ft²), its lot is bigger than 60% of them (0.24 ac against a typical 0.18 ac) and it is newer than 61% of them (1967 against a typical 1960). Measured against all of South Central Connecticut County, it is worth more than 33% 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 Carroll St, New Haven, CT?

The 2026 property tax bill for 21 Carroll St, New Haven, CT was $4,711. The county assessed it at $117,880.

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