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Single Family ResidenceResidential
$409,217$251 / 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 Aug 30, 2026
Last sold for $153,000 on Oct 1, 1999

100 UPPER STATE ST

NORTH HAVEN, CT 06473
3
Beds
2
Baths
1,630 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.
0.89 ac
Lot SizeThe size of the land the home sits on, from county records.
1930
Year BuiltThe year the home was originally built, according to county records.
2
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

$409K
$384K low$435K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$153,000 · Oct 1, 1999

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,768 (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.$229,740 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$80,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$149,240
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$174,910
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$328,200

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.50
43
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
13
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
60
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
96
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
39
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.10 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.1 percent flood zone

Scores 0–100; higher = greater projected risk.

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.Conventional
CountySOUTH CENTRAL 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.1978
Lot (acres)The size of the land the home sits on, from county records.0.89
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
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
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
PoolWhether the property has a pool, and what kind, such as in-ground.In-Ground Pool

Transaction History(7)

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
Green Acres Elementary SchoolA+
Elementary · Grades KG–5 · 0.2 mi
M
North Haven Middle SchoolB-
Middle · Grades 6–8 · 1.9 mi
H
North Haven High SchoolB+
High · Grades 9–12 · 2.1 mi

District: North Haven School District

Neighborhood · ZIP 06473These 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.41
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.115
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.63

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.27%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.24,395
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,149 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$120,970
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$145,024
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.50 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

100 Upper State 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 less than 75% of homes in North Haven 06473
  • Costs less per square foot than 75% of homes in North Haven 06473
  • Has a bigger lot than 78% of homes in South Central Connecticut County
  • Older than 94% of homes in North Haven 06473

What homes are worth in North Haven 06473

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

This home
$302K$899K

This home is worth more than 25% of homes in North Haven 06473.

How it measures up in North Haven 06473

The dot is this home. The mark in the middle is the typical home in North Haven 06473.

Estimated value$409,217
CheaperTypical $468,113Pricier

Pricier than 25% of homes nearby

Price per ft²$251
CheaperTypical $288Pricier

Pricier than 25% of homes nearby

Living area1,630 ft²
SmallerTypical 1,624 ft²Bigger

Bigger than 50% of homes nearby

Lot size0.89 ac
SmallerTypical 0.56 acBigger

Bigger than 72% of homes nearby

Year built1930
OlderTypical 1962Newer

Newer than 6% of homes nearby

How 100 Upper State St ranks against every home in each area.
MeasureThis homeNorth Haven 06473South Central Connecticut County
Estimated valuepricier than$409,21725% of homes45% of homes
Price per ft²pricier than$25125% of homes30% of homes
Living areabigger than1,630 ft²50% of homes56% of homes
Lot sizebigger than0.89 ac72% of homes78% of homes
Year builtnewer than19306% of homes22% of homes

About 100 Upper State St

How much is 100 Upper State St, North Haven, CT worth?

The TopHap Estimate for 100 Upper State St, North Haven, CT is $409,217 as of Aug 30, 2026. The likely range is $383,725 to $434,709. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 100 Upper State St, North Haven, CT last sell?

100 Upper State St, North Haven, CT last sold on Oct 1, 1999 for $153,000, according to the county's recorded deed.

How big is 100 Upper State St, North Haven, CT?

100 Upper State St, North Haven, CT has 3 bedrooms, 2 bathrooms, 1,630 square feet of living space and a 0.89-acre lot.

When was 100 Upper State St, North Haven, CT built?

100 Upper State St, North Haven, CT was built in 1930, making it 96 years old. It is a conventional home. The building has 2 stories.

What schools serve 100 Upper State St, North Haven, CT?

100 Upper State St, North Haven, CT is assigned to Green Acres Elementary School (elementary), rated A+; North Haven Middle School (middle), rated B-; North Haven High School (high), rated B+. All sit in North Haven School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 100 Upper State St, North Haven, CT compare to other homes in North Haven 06473?

Among the 8,764 homes in North Haven 06473, it is worth more than 25% of them ($409,217 against a typical $468,113), its price per square foot is higher than 25% of them ($251 against a typical $288), it is bigger than 50% of them (1,630 ft² against a typical 1,624 ft²), its lot is bigger than 72% of them (0.89 ac against a typical 0.56 ac) and it is newer than 6% of them (1930 against a typical 1962). Measured against all of South Central 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 100 Upper State St, North Haven, CT?

The 2025 property tax bill for 100 Upper State St, North Haven, CT was $6,768. The county assessed it at $229,740.

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