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Single Family ResidenceResidential
$304,200$171 / 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 91How 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

18 WALNUT ST

SEYMOUR, CT 06483
5
Beds
2.5
Baths
1,776 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.
0.58 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.
2
StoriesHow many floors the home has above ground.
9
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$304K
$277K low$331K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,571 (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.$159,600 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$35,980
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$123,620
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$159,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$318,656

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.42
1
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.
61
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
98
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.
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.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountyNAUGATUCK VALLEY
Lot (acres)The size of the land the home sits on, from county records.0.58
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
PoolWhether the property has a pool, and what kind, such as in-ground.No

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Chatfield-Lopresti SchoolB-
Elementary · Grades KG–5 · 1.4 mi
H
Seymour High SchoolC
High · Grades 9–12 · 1.6 mi
M
Seymour Middle SchoolB-
Middle · Grades 6–8 · 2.3 mi

District: Seymour School District

Neighborhood · ZIP 06483These 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.112
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.113
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.70

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.18%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.6%
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.16,912
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,196 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$99,979
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$121,645
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 Walnut 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 85% of homes in Seymour 06483
  • Costs less per square foot than 98% of homes in Seymour 06483
  • Bigger than 65% of homes in Seymour 06483
  • Older than 93% of homes in Naugatuck Valley County

What homes are worth in Seymour 06483

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

This home
$172K$760K

This home is worth more than 15% of homes in Seymour 06483.

How it measures up in Seymour 06483

The dot is this home. The mark in the middle is the typical home in Seymour 06483.

Estimated value$304,200
CheaperTypical $417,693Pricier

Pricier than 15% of homes nearby

Price per ft²$171
CheaperTypical $270Pricier

Pricier than 2% of homes nearby

Living area1,776 ft²
SmallerTypical 1,448 ft²Bigger

Bigger than 65% of homes nearby

Lot size0.58 ac
SmallerTypical 0.45 acBigger

Bigger than 61% of homes nearby

Year built1900
OlderTypical 1968Newer

Newer than 10% of homes nearby

How 18 Walnut St ranks against every home in each area.
MeasureThis homeSeymour 06483Naugatuck Valley County
Estimated valuepricier than$304,20015% of homes25% of homes
Price per ft²pricier than$1712% of homes6% of homes
Living areabigger than1,776 ft²65% of homes63% of homes
Lot sizebigger than0.58 ac61% of homes64% of homes
Year builtnewer than190010% of homes7% of homes

About 18 Walnut St

How much is 18 Walnut St, Seymour, CT worth?

The TopHap Estimate for 18 Walnut St, Seymour, CT is $304,200 as of Sep 24, 2026. The likely range is $277,347 to $331,053. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 18 Walnut St, Seymour, CT last sell?

18 Walnut St, Seymour, CT last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 18 Walnut St, Seymour, CT?

18 Walnut St, Seymour, CT has 5 bedrooms, 2.5 bathrooms, 1,776 square feet of living space and a 0.58-acre lot.

When was 18 Walnut St, Seymour, CT built?

18 Walnut St, Seymour, CT was built in 1900, making it 126 years old. It is a conventional home. The building has 2 stories.

What schools serve 18 Walnut St, Seymour, CT?

18 Walnut St, Seymour, CT is assigned to Chatfield-Lopresti School (elementary), rated B-; Seymour High School (high), rated C; Seymour Middle School (middle), rated B-. All sit in Seymour School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 18 Walnut St, Seymour, CT compare to other homes in Seymour 06483?

Among the 5,651 homes in Seymour 06483, it is worth more than 15% of them ($304,200 against a typical $417,693), its price per square foot is higher than 2% of them ($171 against a typical $270), it is bigger than 65% of them (1,776 ft² against a typical 1,448 ft²), its lot is bigger than 61% of them (0.58 ac against a typical 0.45 ac) and it is newer than 10% of them (1900 against a typical 1968). Measured against all of Naugatuck Valley County, it is worth more than 25% 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 Walnut St, Seymour, CT?

The 2026 property tax bill for 18 Walnut St, Seymour, CT was $4,571. The county assessed it at $159,600.

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