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Single Family ResidenceResidential
$515,315$266 / 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

421 DUNHAM ST

SOUTHINGTON, CT 06489
3
Beds
3
Baths
1,938 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.
1 ac
Lot SizeThe size of the land the home sits on, from county records.
1977
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$515K
$485K low$545K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,054 (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.$212,420 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$57,830
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$154,590
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$212,420
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$148,694

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.39 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
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.Raised Ranch
CountyCAPITOL
Lot (acres)The size of the land the home sits on, from county records.1.00
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Hot Water
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Basement
PoolWhether the property has a pool, and what kind, such as in-ground.In-Ground Pool

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
Thalburg Elementary SchoolB-
Elementary · Grades KG–5 · 0.4 mi
H
Southington High SchoolB
High · Grades 9–12 · 2.2 mi
M
Joseph A. DePaolo Middle SchoolA
Middle · Grades 6–8 · 2.9 mi

District: Southington School District

Neighborhood · ZIP 06489These 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.82
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.104
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.67

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.29%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.0%
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.32,160
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,119 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$118,809
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$143,230
Average tempThe average temperature here across a full year.49°F
Annual precipHow much rain and melted snow falls here in a typical year.51 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.56%

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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

421 Dunham 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 74% of homes in Capitol County
  • Bigger than 66% of homes in Capitol County
  • Has a bigger lot than 85% of homes in Southington 06489
  • Newer than 67% of homes in Capitol County

What homes are worth in Southington 06489

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

This home
$209K$980K

This home is worth more than 62% of homes in Southington 06489.

How it measures up in Southington 06489

The dot is this home. The mark in the middle is the typical home in Southington 06489.

Estimated value$515,315
CheaperTypical $458,751Pricier

Pricier than 62% of homes nearby

Price per ft²$266
CheaperTypical $282Pricier

Pricier than 37% of homes nearby

Living area1,938 ft²
SmallerTypical 1,601 ft²Bigger

Bigger than 64% of homes nearby

Lot size1 ac
SmallerTypical 0.52 acBigger

Bigger than 85% of homes nearby

Year built1977
OlderTypical 1974Newer

Newer than 55% of homes nearby

How 421 Dunham St ranks against every home in each area.
MeasureThis homeSouthington 06489Capitol County
Estimated valuepricier than$515,31562% of homes74% of homes
Price per ft²pricier than$26637% of homes56% of homes
Living areabigger than1,938 ft²64% of homes66% of homes
Lot sizebigger than1 ac85% of homes79% of homes
Year builtnewer than197755% of homes67% of homes

About 421 Dunham St

How much is 421 Dunham St, Southington, CT worth?

The TopHap Estimate for 421 Dunham St, Southington, CT is $515,315 as of Sep 24, 2026. The likely range is $485,491 to $545,139. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 421 Dunham St, Southington, CT last sell?

421 Dunham St, Southington, CT last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 421 Dunham St, Southington, CT?

421 Dunham St, Southington, CT has 3 bedrooms, 3 bathrooms, 1,938 square feet of living space and a 1.00-acre lot.

When was 421 Dunham St, Southington, CT built?

421 Dunham St, Southington, CT was built in 1977, making it 49 years old. It is a raised ranch home. The building has 1 story.

What schools serve 421 Dunham St, Southington, CT?

421 Dunham St, Southington, CT is assigned to Thalburg Elementary School (elementary), rated B-; Southington High School (high), rated B; Joseph A. DePaolo Middle School (middle), rated A. All sit in Southington School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 421 Dunham St, Southington, CT compare to other homes in Southington 06489?

Among the 12,567 homes in Southington 06489, it is worth more than 62% of them ($515,315 against a typical $458,751), its price per square foot is higher than 37% of them ($266 against a typical $282), it is bigger than 64% of them (1,938 ft² against a typical 1,601 ft²), its lot is bigger than 85% of them (1 ac against a typical 0.52 ac) and it is newer than 55% of them (1977 against a typical 1974). Measured against all of Capitol County, it is worth more than 74% 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 421 Dunham St, Southington, CT?

The 2025 property tax bill for 421 Dunham St, Southington, CT was $7,054. The county assessed it at $212,420.

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