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CondominiumResidential
$727,460$465 / 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 91How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $480,000 on Feb 15, 2019

21 GREEN ST

READING, MA 01867
Building report
3
Beds
3
Baths
1,563 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.
2,987 ft²
Lot SizeThe size of the land the home sits on, from county records.
1876
Year BuiltThe year the home was originally built, according to county records.
3
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

$727K
$661K low$794K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$480,000 · Feb 15, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,530 (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.$573,300 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$573,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$658,160

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
StyleThe architectural style of the home, such as ranch or colonial.Condo/Apartment
CountyMIDDLESEX
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.2018
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
CoolingThe type of cooling or air conditioning in the home.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

M
Walter S. Parker Middle SchoolB+
Middle · Grades 6–8 · 0.5 mi
H
Reading Memorial High SchoolA-
High · Grades 9–12 · 0.9 mi
E
Birch Meadow Elementary SchoolA
Elementary · Grades KG–5 · 1.2 mi

District: Reading School District

Neighborhood · ZIP 01867These 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.29
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.99
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.81

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.37%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.5%
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.25,631
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,546 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$145,651
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$169,912
Average tempThe average temperature here across a full year.49°F
Annual precipHow much rain and melted snow falls here in a typical year.48 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

21 Green 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 76% of homes in Reading 01867
  • Smaller than 71% of homes in Reading 01867
  • Among the smallest lots in Reading 01867
  • Older than 97% of homes in Reading 01867

What homes are worth in Reading 01867

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

This home
$381K$1.6M

This home is worth more than 24% of homes in Reading 01867.

How it measures up in Reading 01867

The dot is this home. The mark in the middle is the typical home in Reading 01867.

Estimated value$727,460
CheaperTypical $872,070Pricier

Pricier than 24% of homes nearby

Price per ft²$465
CheaperTypical $469Pricier

Pricier than 48% of homes nearby

Living area1,563 ft²
SmallerTypical 1,947 ft²Bigger

Bigger than 29% of homes nearby

Lot size2,987 ft²
SmallerTypical 0.35 acBigger

Smaller than almost all homes nearby

Year built1876
OlderTypical 1958Newer

Newer than 3% of homes nearby

How 21 Green St ranks against every home in each area.
MeasureThis homeReading 01867Middlesex County
Estimated valuepricier than$727,46024% of homes43% of homes
Price per ft²pricier than$46548% of homes51% of homes
Living areabigger than1,563 ft²29% of homes38% of homes
Lot sizebigger than2,987 ft²almost no homes4% of homes
Year builtnewer than18763% of homes4% of homes

About 21 Green St

How much is 21 Green St, Reading, MA worth?

The TopHap Estimate for 21 Green St, Reading, MA is $727,460 as of Aug 30, 2026. The likely range is $660,869 to $794,051. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Green St, Reading, MA last sell?

21 Green St, Reading, MA last sold on Feb 15, 2019 for $480,000, according to the county's recorded deed.

How big is 21 Green St, Reading, MA?

21 Green St, Reading, MA has 3 bedrooms, 3 bathrooms and 1,563 square feet of living space.

When was 21 Green St, Reading, MA built?

21 Green St, Reading, MA was built in 1876, making it 150 years old. It is a condo/apartment home. The building has 3 stories.

What schools serve 21 Green St, Reading, MA?

21 Green St, Reading, MA is assigned to Walter S. Parker Middle School (middle), rated B+; Reading Memorial High School (high), rated A-; Birch Meadow Elementary School (elementary), rated A. All sit in Reading School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Green St, Reading, MA compare to other homes in Reading 01867?

Among the 8,629 homes in Reading 01867, it is worth more than 24% of them ($727,460 against a typical $872,070), its price per square foot is higher than 48% of them ($465 against a typical $469), it is bigger than 29% of them (1,563 ft² against a typical 1,947 ft²), its lot is bigger than almost none of them (2,987 ft² against a typical 0.35 ac) and it is newer than 3% of them (1876 against a typical 1958). Measured against all of Middlesex County, it is worth more than 43% 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 21 Green St, Reading, MA?

The 2025 property tax bill for 21 Green St, Reading, MA was $6,530. The county assessed it at $573,300.

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