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Duplex (2 Units, Any Combination)Residential
Last sold for $114,000 on Apr 29, 1996

15 PORTER ST

SHIRLEY, MA 01464
8
Beds
2
Baths
1,312 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.
0.24 ac
Lot SizeThe size of the land the home sits on, from county records.
1920
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
14
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.$114,000 · Apr 29, 1996

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,565 (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.$352,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$130,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$221,900
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$317,800

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Duplex (2 Units, Any Combination)
CountyMiddlesex
Lot (acres)The size of the land the home sits on, from county records.0.24
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.Hot Water
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
Lura A White Elementary SchoolC+
Elementary · Grades KG–5 · 0.4 mi
M
Ayer Shirley Regional Middle SchoolB-
Middle · Grades 6–8 · 0.6 mi
H
Ayer Shirley Regional High SchoolB
High · Grades 9–12 · 4.1 mi

District: Ayer-Shirley School District

Neighborhood · ZIP 01464These 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.89
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.102
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.74

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.22%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.1.5%
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.7,097
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.449 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$120,824
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$144,771
Average tempThe average temperature here across a full year.47°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.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

15 Porter 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.

  • Smaller than 84% of homes in Shirley 01464
  • Has a smaller lot than 90% of homes in Shirley 01464
  • Older than 85% of homes in Shirley 01464

How it measures up in Shirley 01464

The dot is this home. The mark in the middle is the typical home in Shirley 01464.

Living area1,312 ft²
SmallerTypical 1,944 ft²Bigger

Bigger than 16% of homes nearby

Lot size0.24 ac
SmallerTypical 0.92 acBigger

Bigger than 10% of homes nearby

Year built1920
OlderTypical 1985Newer

Newer than 15% of homes nearby

How 15 Porter St ranks against every home in each area.
MeasureThis homeShirley 01464Middlesex County
Living areabigger than1,312 ft²16% of homes26% of homes
Lot sizebigger than0.24 ac10% of homes41% of homes
Year builtnewer than192015% of homes26% of homes

About 15 Porter St

When did 15 Porter St, Shirley, MA last sell?

15 Porter St, Shirley, MA last sold on Apr 29, 1996 for $114,000, according to the county's recorded deed.

How big is 15 Porter St, Shirley, MA?

15 Porter St, Shirley, MA has 8 bedrooms, 2 bathrooms, 1,312 square feet of living space and a 0.24-acre lot.

When was 15 Porter St, Shirley, MA built?

15 Porter St, Shirley, MA was built in 1920, making it 106 years old. The building has 2 stories.

What schools serve 15 Porter St, Shirley, MA?

15 Porter St, Shirley, MA is assigned to Lura A White Elementary School (elementary), rated C+; Ayer Shirley Regional Middle School (middle), rated B-; Ayer Shirley Regional High School (high), rated B. All sit in Ayer-Shirley School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 15 Porter St, Shirley, MA compare to other homes in Shirley 01464?

Among the 2,116 homes in Shirley 01464, it is bigger than 16% of them (1,312 ft² against a typical 1,944 ft²), its lot is bigger than 10% of them (0.24 ac against a typical 0.92 ac) and it is newer than 15% of them (1920 against a typical 1985). 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 Porter St, Shirley, MA?

The 2025 property tax bill for 15 Porter St, Shirley, MA was $4,565. The county assessed it at $352,000.

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Assigned schools

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