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Duplex (2 Units, Any Combination)Residential
Last sold for $500,000 on Nov 7, 1997

15 SEAL ROCK LN

QUINCY, MA 02171
2
Beds
3
Baths
1,960 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.
0.21 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.
10
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$500,000 · Nov 7, 1997

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$18,681 (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.$1,620,200 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$989,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$630,700
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,559,500

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.25 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.59%
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 coastal 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.Duplex (2 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Two Family
CountyNorfolk
Lot (acres)The size of the land the home sits on, from county records.0.21
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Hot Water
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(7)

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
Squantum Elementary SchoolC-
Elementary · Grades KG–5 · 0.3 mi
M
Atlantic Middle SchoolA-
Middle · Grades 6–8 · 1.4 mi
H
North Quincy High SchoolA
High · Grades 9–12 · 1.6 mi

District: Quincy School District

Neighborhood · ZIP 02171These 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.132
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.100
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.71

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.31%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.17,502
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,355 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$107,159
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$135,990
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.47 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.53%

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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

15 Seal Rock Ln 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.

  • Bigger than 77% of homes in Quincy 02171
  • Has a smaller lot than 72% of homes in Norfolk County
  • Older than 93% of homes in Quincy 02171

How it measures up in Quincy 02171

The dot is this home. The mark in the middle is the typical home in Quincy 02171.

Living area1,960 ft²
SmallerTypical 1,368 ft²Bigger

Bigger than 77% of homes nearby

Lot size0.21 ac
SmallerTypical 0.16 acBigger

Bigger than 60% of homes nearby

Year built1900
OlderTypical 1947Newer

Newer than 7% of homes nearby

How 15 Seal Rock Ln ranks against every home in each area.
MeasureThis homeQuincy 02171Norfolk County
Living areabigger than1,960 ft²77% of homes62% of homes
Lot sizebigger than0.21 ac60% of homes28% of homes
Year builtnewer than19007% of homes10% of homes

About 15 Seal Rock Ln

When did 15 Seal Rock Ln, Quincy, MA last sell?

15 Seal Rock Ln, Quincy, MA last sold on Nov 7, 1997 for $500,000, according to the county's recorded deed.

How big is 15 Seal Rock Ln, Quincy, MA?

15 Seal Rock Ln, Quincy, MA has 2 bedrooms, 3 bathrooms, 1,960 square feet of living space and a 0.21-acre lot.

When was 15 Seal Rock Ln, Quincy, MA built?

15 Seal Rock Ln, Quincy, MA was built in 1900, making it 126 years old. It is a two family home. The building has 2 stories.

What schools serve 15 Seal Rock Ln, Quincy, MA?

15 Seal Rock Ln, Quincy, MA is assigned to Squantum Elementary School (elementary), rated C-; Atlantic Middle School (middle), rated A-; North Quincy High School (high), rated A. All sit in Quincy School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 15 Seal Rock Ln, Quincy, MA compare to other homes in Quincy 02171?

Among the 5,801 homes in Quincy 02171, it is bigger than 77% of them (1,960 ft² against a typical 1,368 ft²), its lot is bigger than 60% of them (0.21 ac against a typical 0.16 ac) and it is newer than 7% of them (1900 against a typical 1947). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 15 Seal Rock Ln, Quincy, MA?

The 2025 property tax bill for 15 Seal Rock Ln, Quincy, MA was $18,681. The county assessed it at $1,620,200.

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