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Single Family ResidenceResidential
$437,308$325 / 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 89How 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 $304,000 on Sep 6, 2019

12 MILL ROCK RD W

OLD SAYBROOK, CT 06475
3
Beds
2
Baths
1,344 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.
1.11 ac
Lot SizeThe size of the land the home sits on, from county records.
1994
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

$437K
$390K low$484K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$304,000 · Sep 6, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,915 (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.$252,600 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$55,700
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$196,900
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$252,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$176,820

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.43
44
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.
53
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
91
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
16
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.12 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.62%
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.0.2 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.Cape Cod
CountyLOWER CONNECTICUT RIVER VALLEY
Lot (acres)The size of the land the home sits on, from county records.1.11
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Hot Water
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck

Transaction History(2)

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
Old Saybrook Senior High SchoolB
High · Grades 9–12 · 0.8 mi
E
Kathleen E. Goodwin SchoolB-
Elementary · Grades PK–4 · 1.2 mi
M
Old Saybrook Middle SchoolA-
Middle · Grades 5–8 · 1.4 mi

District: Old Saybrook School District

Neighborhood · ZIP 06475These 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.62
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.110
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.53

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.85%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.28%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.8,754
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.448 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$110,477
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$145,402
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.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

12 Mill Rock Rd W 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 96% of homes in Old Saybrook 06475
  • Costs less per square foot than 94% of homes in Old Saybrook 06475
  • Smaller than 66% of homes in Old Saybrook 06475
  • Has a bigger lot than 84% of homes in Old Saybrook 06475
  • Newer than 85% of homes in Old Saybrook 06475

What homes are worth in Old Saybrook 06475

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

This home
$371K$3M

This home is worth more than 4% of homes in Old Saybrook 06475.

How it measures up in Old Saybrook 06475

The dot is this home. The mark in the middle is the typical home in Old Saybrook 06475.

Estimated value$437,308
CheaperTypical $784,374Pricier

Pricier than 4% of homes nearby

Price per ft²$325
CheaperTypical $502Pricier

Pricier than 6% of homes nearby

Living area1,344 ft²
SmallerTypical 1,629 ft²Bigger

Bigger than 34% of homes nearby

Lot size1.11 ac
SmallerTypical 0.39 acBigger

Bigger than 84% of homes nearby

Year built1994
OlderTypical 1964Newer

Newer than 85% of homes nearby

How 12 Mill Rock Rd W ranks against every home in each area.
MeasureThis homeOld Saybrook 06475Lower Connecticut River Valley County
Estimated valuepricier than$437,3084% of homes40% of homes
Price per ft²pricier than$3256% of homes65% of homes
Living areabigger than1,344 ft²34% of homes34% of homes
Lot sizebigger than1.11 ac84% of homes66% of homes
Year builtnewer than199485% of homes80% of homes

About 12 Mill Rock Rd W

How much is 12 Mill Rock Rd W, Old Saybrook, CT worth?

The TopHap Estimate for 12 Mill Rock Rd W, Old Saybrook, CT is $437,308 as of Sep 24, 2026. The likely range is $390,284 to $484,332. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 12 Mill Rock Rd W, Old Saybrook, CT last sell?

12 Mill Rock Rd W, Old Saybrook, CT last sold on Sep 6, 2019 for $304,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 12 Mill Rock Rd W, Old Saybrook, CT?

12 Mill Rock Rd W, Old Saybrook, CT has 3 bedrooms, 2 bathrooms, 1,344 square feet of living space and a 1.11-acre lot.

When was 12 Mill Rock Rd W, Old Saybrook, CT built?

12 Mill Rock Rd W, Old Saybrook, CT was built in 1994, making it 32 years old. It is a cape cod home. The building has 2 stories.

What schools serve 12 Mill Rock Rd W, Old Saybrook, CT?

12 Mill Rock Rd W, Old Saybrook, CT is assigned to Old Saybrook Senior High School (high), rated B; Kathleen E. Goodwin School (elementary), rated B-; Old Saybrook Middle School (middle), rated A-. All sit in Old Saybrook School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 12 Mill Rock Rd W, Old Saybrook, CT compare to other homes in Old Saybrook 06475?

Among the 5,416 homes in Old Saybrook 06475, it is worth more than 4% of them ($437,308 against a typical $784,374), its price per square foot is higher than 6% of them ($325 against a typical $502), it is bigger than 34% of them (1,344 ft² against a typical 1,629 ft²), its lot is bigger than 84% of them (1.11 ac against a typical 0.39 ac) and it is newer than 85% of them (1994 against a typical 1964). Measured against all of Lower Connecticut River Valley County, it is worth more than 40% 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 12 Mill Rock Rd W, Old Saybrook, CT?

The 2025 property tax bill for 12 Mill Rock Rd W, Old Saybrook, CT was $3,915. The county assessed it at $252,600.

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