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Single Family ResidenceResidential
$343,209$256 / 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 Sep 24, 2026
Last sold for $255,000 on Feb 1, 2022

18 THOMPSON ST

HAMDEN, CT 06518
2
Beds
2.5
Baths
1,340 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.
0.2 ac
Lot SizeThe size of the land the home sits on, from county records.
1920
Year BuiltThe year the home was originally built, according to county records.
2
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

$343K
$323K low$364K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$255,000 · Feb 1, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,782 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$207,830 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$60,410
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$147,420
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$127,610
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$296,900

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountySOUTH CENTRAL CONNECTICUT
Lot (acres)The size of the land the home sits on, from county records.0.20
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Hot Water
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.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.

M
Hamden Middle SchoolC+
Middle · Grades 7–8 · 0.2 mi
E
Bear Path SchoolC
Elementary · Grades KG–6 · 1.0 mi
H
Hamden High SchoolC
High · Grades 9–12 · 1.2 mi

District: Hamden School District

Neighborhood · ZIP 06518These 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.85
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 100.69

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.90%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.25%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.0%
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.18,627
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,131 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$101,859
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$121,919
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.52 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

18 Thompson 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 74% of homes in South Central Connecticut County
  • Costs more per square foot than 71% of homes in Hamden 06518
  • Smaller than 72% of homes in Hamden 06518
  • Has a smaller lot than 91% of homes in Hamden 06518
  • Older than 95% of homes in Hamden 06518

What homes are worth in Hamden 06518

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

This home
$196K$670K

This home is worth more than 30% of homes in Hamden 06518.

How it measures up in Hamden 06518

The dot is this home. The mark in the middle is the typical home in Hamden 06518.

Estimated value$343,209
CheaperTypical $381,224Pricier

Pricier than 30% of homes nearby

Price per ft²$256
CheaperTypical $234Pricier

Pricier than 71% of homes nearby

Living area1,340 ft²
SmallerTypical 1,600 ft²Bigger

Bigger than 28% of homes nearby

Lot size0.2 ac
SmallerTypical 0.47 acBigger

Bigger than 9% of homes nearby

Year built1920
OlderTypical 1969Newer

Newer than 5% of homes nearby

How 18 Thompson St ranks against every home in each area.
MeasureThis homeHamden 06518South Central Connecticut County
Estimated valuepricier than$343,20930% of homes26% of homes
Price per ft²pricier than$25671% of homes32% of homes
Living areabigger than1,340 ft²28% of homes38% of homes
Lot sizebigger than0.2 ac9% of homes34% of homes
Year builtnewer than19205% of homes16% of homes

About 18 Thompson St

How much is 18 Thompson St, Hamden, CT worth?

The TopHap Estimate for 18 Thompson St, Hamden, CT is $343,209 as of Sep 24, 2026. The likely range is $322,537 to $363,881. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 18 Thompson St, Hamden, CT last sell?

18 Thompson St, Hamden, CT last sold on Feb 1, 2022 for $255,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 18 Thompson St, Hamden, CT?

18 Thompson St, Hamden, CT has 2 bedrooms, 2.5 bathrooms, 1,340 square feet of living space and a 0.20-acre lot.

When was 18 Thompson St, Hamden, CT built?

18 Thompson St, Hamden, CT was built in 1920, making it 106 years old. The building has 2 stories.

What schools serve 18 Thompson St, Hamden, CT?

18 Thompson St, Hamden, CT is assigned to Hamden Middle School (middle), rated C+; Bear Path School (elementary), rated C; Hamden High School (high), rated C. All sit in Hamden School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 18 Thompson St, Hamden, CT compare to other homes in Hamden 06518?

Among the 4,901 homes in Hamden 06518, it is worth more than 30% of them ($343,209 against a typical $381,224), its price per square foot is higher than 71% of them ($256 against a typical $234), it is bigger than 28% of them (1,340 ft² against a typical 1,600 ft²), its lot is bigger than 9% of them (0.2 ac against a typical 0.47 ac) and it is newer than 5% of them (1920 against a typical 1969). Measured against all of South Central Connecticut County, it is worth more than 26% 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 18 Thompson St, Hamden, CT?

The 2024 property tax bill for 18 Thompson St, Hamden, CT was $10,782. The county assessed it at $207,830.

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