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CondominiumResidential
$399,597$407 / 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 Sep 24, 2026
Last sold for $325,000 on Apr 6, 2022

91 OLIVE ST

NEW HAVEN, CT 06511
Building report
2
Beds
1
Baths
982 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.
0.14 ac
Lot SizeThe size of the land the home sits on, from county records.
1880
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
4
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$400K
$378K low$421K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$325,000 · Apr 6, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,226 (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.$230,860 (2026)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$230,860
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$230,860
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$404,520

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.24 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.45%
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.Condominium
StyleThe architectural style of the home, such as ranch or colonial.Condo/Apartment
CountySOUTH CENTRAL CONNECTICUT
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Hot Water
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(5)

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 · 1.2 mi
H
Wilbur Cross High SchoolD-
High · Grades 9–12 · 1.5 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

91 Olive 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.

  • Costs more per square foot than 90% of homes in South Central Connecticut County
  • Smaller than 92% of homes in New Haven 06511
  • Has a smaller lot than 85% of homes in South Central Connecticut County
  • Older than 98% of homes in South Central Connecticut County

What homes are worth in New Haven 06511

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

This home
$144K$1.6M

This home is worth more than 53% of homes in New Haven 06511.

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.

Estimated value$399,597
CheaperTypical $380,589Pricier

Pricier than 53% of homes nearby

Price per ft²$407
CheaperTypical $242Pricier

Pricier than 88% of homes nearby

Living area982 ft²
SmallerTypical 2,288 ft²Bigger

Bigger than 8% of homes nearby

Lot size0.14 ac
SmallerTypical 0.13 acBigger

Bigger than 52% of homes nearby

Year built1880
OlderTypical 1910Newer

Newer than 5% of homes nearby

How 91 Olive St ranks against every home in each area.
MeasureThis homeWooster Square / Mill RiverNew Haven 06511South Central Connecticut County
Estimated valuepricier than$399,59756% of homes53% of homes42% of homes
Price per ft²pricier than$40773% of homes88% of homes90% of homes
Living areabigger than982 ft²21% of homes8% of homes10% of homes
Lot sizebigger than0.14 ac84% of homes52% of homes15% of homes
Year builtnewer than188035% of homes5% of homes2% of homes

About 91 Olive St

How much is 91 Olive St, New Haven, CT worth?

The TopHap Estimate for 91 Olive St, New Haven, CT is $399,597 as of Sep 24, 2026. The likely range is $378,324 to $420,870. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 91 Olive St, New Haven, CT last sell?

91 Olive St, New Haven, CT last sold on Apr 6, 2022 for $325,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 91 Olive St, New Haven, CT?

91 Olive St, New Haven, CT has 2 bedrooms, 1 bathrooms and 982 square feet of living space.

When was 91 Olive St, New Haven, CT built?

91 Olive St, New Haven, CT was built in 1880, making it 146 years old. It is a condo/apartment home. The building has 1 story.

What schools serve 91 Olive St, New Haven, CT?

91 Olive St, New Haven, CT is assigned to East Rock Community & Cultural Studies Magnet School (elementary), rated D-; 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 91 Olive St, New Haven, CT compare to other homes in New Haven 06511?

Among the 6,912 homes in New Haven 06511, it is worth more than 53% of them ($399,597 against a typical $380,589), its price per square foot is higher than 88% of them ($407 against a typical $242), it is bigger than 8% of them (982 ft² against a typical 2,288 ft²), its lot is bigger than 52% of them (0.14 ac against a typical 0.13 ac) and it is newer than 5% of them (1880 against a typical 1910). Measured against all of South Central Connecticut County, it is worth more than 42% 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 91 Olive St, New Haven, CT?

The 2026 property tax bill for 91 Olive St, New Haven, CT was $9,226. The county assessed it at $230,860.

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