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Single Family ResidenceResidential
$639,423$307 / 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 88How 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

121 MILL ROCK RD

HAMDEN, CT 06517
3
Beds
2
Baths
2,085 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.
0.19 ac
Lot SizeThe size of the land the home sits on, from county records.
1933
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$639K
$564K low$715K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$14,581 (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.$281,050 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$107,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$173,250
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$194,810
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$401,500

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.Colonial
CountySOUTH CENTRAL CONNECTICUT
Lot (acres)The size of the land the home sits on, from county records.0.19
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Baseboard
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

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.

H
Hamden High SchoolC
High · Grades 9–12 · 2.0 mi
E
Spring Glen SchoolA
Elementary · Grades KG–6 · 2.2 mi
M
Hamden Middle SchoolC+
Middle · Grades 7–8 · 2.9 mi

District: Hamden School District

Neighborhood · ZIP 06517These 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.78
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 100.68

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.94%
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.9.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.14,534
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,380 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$95,030
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$119,400
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.49 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

121 Mill Rock Rd 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 90% of homes in Hamden 06517
  • Costs more per square foot than 85% of homes in Hamden 06517
  • Bigger than 79% of homes in Hamden 06517
  • Has a smaller lot than 70% of homes in South Central Connecticut County
  • Older than 77% of homes in South Central Connecticut County

What homes are worth in Hamden 06517

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

This home
$155K$1M

This home is worth more than 90% of homes in Hamden 06517.

How it measures up in Hamden 06517

The dot is this home. The mark in the middle is the typical home in Hamden 06517.

Estimated value$639,423
CheaperTypical $384,217Pricier

Pricier than 90% of homes nearby

Price per ft²$307
CheaperTypical $262Pricier

Pricier than 85% of homes nearby

Living area2,085 ft²
SmallerTypical 1,522 ft²Bigger

Bigger than 79% of homes nearby

Lot size0.19 ac
SmallerTypical 0.18 acBigger

Bigger than 52% of homes nearby

Year built1933
OlderTypical 1940Newer

Newer than 41% of homes nearby

How 121 Mill Rock Rd ranks against every home in each area.
MeasureThis homeHamden 06517South Central Connecticut County
Estimated valuepricier than$639,42390% of homes80% of homes
Price per ft²pricier than$30785% of homes58% of homes
Living areabigger than2,085 ft²79% of homes73% of homes
Lot sizebigger than0.19 ac52% of homes30% of homes
Year builtnewer than193341% of homes23% of homes

About 121 Mill Rock Rd

How much is 121 Mill Rock Rd, Hamden, CT worth?

The TopHap Estimate for 121 Mill Rock Rd, Hamden, CT is $639,423 as of Sep 24, 2026. The likely range is $563,799 to $715,047. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 121 Mill Rock Rd, Hamden, CT last sell?

121 Mill Rock Rd, Hamden, CT last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 121 Mill Rock Rd, Hamden, CT?

121 Mill Rock Rd, Hamden, CT has 3 bedrooms, 2 bathrooms, 2,085 square feet of living space and a 0.19-acre lot.

When was 121 Mill Rock Rd, Hamden, CT built?

121 Mill Rock Rd, Hamden, CT was built in 1933, making it 93 years old. It is a colonial home. The building has 2 stories.

What schools serve 121 Mill Rock Rd, Hamden, CT?

121 Mill Rock Rd, Hamden, CT is assigned to Hamden High School (high), rated C; Spring Glen School (elementary), rated A; Hamden Middle School (middle), rated C+. All sit in Hamden School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 121 Mill Rock Rd, Hamden, CT compare to other homes in Hamden 06517?

Among the 4,947 homes in Hamden 06517, it is worth more than 90% of them ($639,423 against a typical $384,217), its price per square foot is higher than 85% of them ($307 against a typical $262), it is bigger than 79% of them (2,085 ft² against a typical 1,522 ft²), its lot is bigger than 52% of them (0.19 ac against a typical 0.18 ac) and it is newer than 41% of them (1933 against a typical 1940). Measured against all of South Central Connecticut County, it is worth more than 80% 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 121 Mill Rock Rd, Hamden, CT?

The 2024 property tax bill for 121 Mill Rock Rd, Hamden, CT was $14,581. The county assessed it at $281,050.

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