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Single Family ResidenceResidential
$505,406$368 / 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 93How 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 $505,000 on Aug 26, 2026

22 PORTER ST

SHIRLEY, MA 01464
3
Beds
1.5
Baths
1,372 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1996
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

$505K
$468K low$543K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$505,000 · Aug 26, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,469 (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.$441,400 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$148,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$292,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$405,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$473,683

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
CountyMIDDLESEX
Lot (acres)The size of the land the home sits on, from county records.0.17
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

Transaction History(8)

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

22 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.

  • Worth less than 85% of homes in Middlesex County
  • Costs more per square foot than 95% of homes in Shirley 01464
  • Smaller than 81% of homes in Shirley 01464
  • Has a smaller lot than 96% of homes in Shirley 01464
  • Newer than 86% of homes in Middlesex County

What homes are worth in Shirley 01464

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

This home
$296K$857K

This home is worth more than 49% 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.

Estimated value$505,406
CheaperTypical $511,154Pricier

Pricier than 49% of homes nearby

Price per ft²$368
CheaperTypical $270Pricier

Pricier than 95% of homes nearby

Living area1,372 ft²
SmallerTypical 1,950 ft²Bigger

Bigger than 19% of homes nearby

Lot size0.17 ac
SmallerTypical 0.92 acBigger

Bigger than 4% of homes nearby

Year built1996
OlderTypical 1984Newer

Newer than 72% of homes nearby

How 22 Porter St ranks against every home in each area.
MeasureThis homeShirley 01464Middlesex County
Estimated valuepricier than$505,40649% of homes15% of homes
Price per ft²pricier than$36895% of homes24% of homes
Living areabigger than1,372 ft²19% of homes29% of homes
Lot sizebigger than0.17 ac4% of homes28% of homes
Year builtnewer than199672% of homes86% of homes

About 22 Porter St

How much is 22 Porter St, Shirley, MA worth?

The TopHap Estimate for 22 Porter St, Shirley, MA is $505,406 as of Sep 24, 2026. The likely range is $467,877 to $542,935. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 22 Porter St, Shirley, MA last sell?

22 Porter St, Shirley, MA last sold on Aug 26, 2026 for $505,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 22 Porter St, Shirley, MA?

22 Porter St, Shirley, MA has 3 bedrooms, 1.5 bathrooms, 1,372 square feet of living space and a 0.17-acre lot.

When was 22 Porter St, Shirley, MA built?

22 Porter St, Shirley, MA was built in 1996, making it 30 years old. It is a colonial home. The building has 2 stories.

What schools serve 22 Porter St, Shirley, MA?

22 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 22 Porter St, Shirley, MA compare to other homes in Shirley 01464?

Among the 2,116 homes in Shirley 01464, it is worth more than 49% of them ($505,406 against a typical $511,154), its price per square foot is higher than 95% of them ($368 against a typical $270), it is bigger than 19% of them (1,372 ft² against a typical 1,950 ft²), its lot is bigger than 4% of them (0.17 ac against a typical 0.92 ac) and it is newer than 72% of them (1996 against a typical 1984). Measured against all of Middlesex County, it is worth more than 15% 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 22 Porter St, Shirley, MA?

The 2026 property tax bill for 22 Porter St, Shirley, MA was $5,469. The county assessed it at $441,400.

More homes on Porter St

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Assigned schools

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