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Duplex (2 Units, Any Combination)Residential

42 AVON ST

NEW HAVEN, CT 06511
4
Beds
2
Baths
3,169 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.
0.12 ac
Lot SizeThe size of the land the home sits on, from county records.
1900
Year BuiltThe year the home was originally built, according to county records.
3
StoriesHow many floors the home has above ground.
13
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$15,883 (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.$403,130 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$219,730
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$183,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$403,130
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$575,900

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Duplex (2 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Duplex Single
CountySOUTH CENTRAL CONNECTICUT
Lot (acres)The size of the land the home sits on, from county records.0.12
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
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.

E
East Rock Community & Cultural Studies Magnet SchoolD+
Elementary · Grades PK–8 · 0.3 mi
H
Wilbur Cross High SchoolF
High · Grades 9–12 · 0.4 mi

District: New Haven School District

Neighborhood · ZIP 06511These 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.113
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.117
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.65

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.91%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.21%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.24%
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.55,979
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.8,955 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$57,497
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$93,046
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

42 Avon 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.

  • Bigger than 93% of homes in South Central Connecticut County
  • Has a smaller lot than 90% of homes in South Central Connecticut County
  • Older than 92% of homes in South Central Connecticut County

How it measures up in New Haven 06511

The dot is this home. The mark in the middle is the typical home in New Haven 06511.

Living area3,169 ft²
SmallerTypical 2,305 ft²Bigger

Bigger than 73% of homes nearby

Lot size0.12 ac
SmallerTypical 0.13 acBigger

Bigger than 38% of homes nearby

Year built1900
OlderTypical 1910Newer

Newer than 43% of homes nearby

How 42 Avon St ranks against every home in each area.
MeasureThis homeEast RockNew Haven 06511South Central Connecticut County
Living areabigger than3,169 ft²66% of homes73% of homes93% of homes
Lot sizebigger than0.12 ac38% of homes38% of homes10% of homes
Year builtnewer than190058% of homes43% of homes8% of homes

About 42 Avon St

When did 42 Avon St, New Haven, CT last sell?

42 Avon St, New Haven, CT last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 42 Avon St, New Haven, CT?

42 Avon St, New Haven, CT has 4 bedrooms, 2 bathrooms, 3,169 square feet of living space and a 0.12-acre lot.

When was 42 Avon St, New Haven, CT built?

42 Avon St, New Haven, CT was built in 1900, making it 126 years old. It is a duplex single home. The building has 3 stories.

What schools serve 42 Avon St, New Haven, CT?

42 Avon St, New Haven, CT is assigned to East Rock Community & Cultural Studies Magnet School (elementary), rated D+; Wilbur Cross High School (high), rated F. All sit in New Haven School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 42 Avon St, New Haven, CT compare to other homes in New Haven 06511?

Among the 6,912 homes in New Haven 06511, it is bigger than 73% of them (3,169 ft² against a typical 2,305 ft²), its lot is bigger than 38% of them (0.12 ac against a typical 0.13 ac) and it is newer than 43% of them (1900 against a typical 1910). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 42 Avon St, New Haven, CT?

The 2025 property tax bill for 42 Avon St, New Haven, CT was $15,883. The county assessed it at $403,130.

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