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Duplex (2 Units, Any Combination)Residential
Last sold for $305,000 on Aug 10, 1994

251 MASSACHUSETTS AVE

LEXINGTON, MA 02420
4
Beds
2
Baths
2,862 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.
0.52 ac
Lot SizeThe size of the land the home sits on, from county records.
1950
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
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.$305,000 · Aug 10, 1994

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$13,159 (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.$1,076,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$637,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$439,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,045,000

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.9 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.minimal

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)
CountyMiddlesex
Lot (acres)The size of the land the home sits on, from county records.0.52
RoofThe main material covering the roof, such as asphalt shingle or tile.Roll Tar & Gravel
HeatingThe type of heating system in the home.Hot Water
CoolingThe type of cooling or air conditioning in the home.Yes
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(3)

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
Harrington Elementary SchoolA+
Elementary · Grades KG–5 · 1.3 mi
M
Clarke Middle SchoolA
Middle · Grades 6–8 · 1.6 mi
H
Lexingon High SchoolA+
High · Grades 9–12 · 2.1 mi

District: Lexington School District

Neighborhood · ZIP 02420These 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.13
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.103
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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.26%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.1%
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.16,303
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,192 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$199,197
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$278,860
Average tempThe average temperature here across a full year.49°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

251 Massachusetts Ave 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 83% of homes in Middlesex County
  • Has a bigger lot than 65% of homes in Middlesex County
  • Older than 72% of homes in Lexington 02420

How it measures up in Lexington 02420

The dot is this home. The mark in the middle is the typical home in Lexington 02420.

Living area2,862 ft²
SmallerTypical 2,144 ft²Bigger

Bigger than 68% of homes nearby

Lot size0.52 ac
SmallerTypical 0.38 acBigger

Bigger than 63% of homes nearby

Year built1950
OlderTypical 1962Newer

Newer than 28% of homes nearby

How 251 Massachusetts Ave ranks against every home in each area.
MeasureThis homeLexington 02420Middlesex County
Living areabigger than2,862 ft²68% of homes83% of homes
Lot sizebigger than0.52 ac63% of homes65% of homes
Year builtnewer than195028% of homes42% of homes

About 251 Massachusetts Ave

When did 251 Massachusetts Ave, Lexington, MA last sell?

251 Massachusetts Ave, Lexington, MA last sold on Aug 10, 1994 for $305,000, according to the county's recorded deed.

How big is 251 Massachusetts Ave, Lexington, MA?

251 Massachusetts Ave, Lexington, MA has 4 bedrooms, 2 bathrooms, 2,862 square feet of living space and a 0.52-acre lot.

When was 251 Massachusetts Ave, Lexington, MA built?

251 Massachusetts Ave, Lexington, MA was built in 1950, making it 76 years old. The building has 2 stories.

What schools serve 251 Massachusetts Ave, Lexington, MA?

251 Massachusetts Ave, Lexington, MA is assigned to Harrington Elementary School (elementary), rated A+; Clarke Middle School (middle), rated A; Lexingon High School (high), rated A+. All sit in Lexington School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 251 Massachusetts Ave, Lexington, MA compare to other homes in Lexington 02420?

Among the 5,175 homes in Lexington 02420, it is bigger than 68% of them (2,862 ft² against a typical 2,144 ft²), its lot is bigger than 63% of them (0.52 ac against a typical 0.38 ac) and it is newer than 28% of them (1950 against a typical 1962). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 251 Massachusetts Ave, Lexington, MA?

The 2025 property tax bill for 251 Massachusetts Ave, Lexington, MA was $13,159. The county assessed it at $1,076,000.

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