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Duplex (2 Units, Any Combination)Residential
Last sold for $103,000 on Oct 1, 1999

21 SAGAMORE ST

LOWELL, MA 01851
5
Beds
2
Baths
2,486 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.
0.14 ac
Lot SizeThe size of the land the home sits on, from county records.
1890
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.$103,000 · Oct 1, 1999

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,244 (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.$543,900 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$124,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$419,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$487,100

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
CountyMiddlesex
Lot (acres)The size of the land the home sits on, from county records.0.14
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.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck

Transaction History(10)

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
Abraham LincolnB-
Elementary · Grades PK–4 · 0.1 mi
M
Laura Lee Therapeutic Day SchoolB
Middle · Grades 5–8 · 0.4 mi
H
Lowell High SchoolC-
High · Grades 9–12 · 1.2 mi

District: Lowell School District

Neighborhood · ZIP 01851These 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.111
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 100.85

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.19%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.15%
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.33,136
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.9,695 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$80,238
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$107,324
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.45 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 Sagamore 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.

  • Bigger than 73% of homes in Lowell 01851
  • Has a smaller lot than 78% of homes in Middlesex County
  • Older than 93% of homes in Lowell 01851

How it measures up in Lowell 01851

The dot is this home. The mark in the middle is the typical home in Lowell 01851.

Living area2,486 ft²
SmallerTypical 1,768 ft²Bigger

Bigger than 73% of homes nearby

Lot size0.14 ac
SmallerTypical 0.14 acBigger

Bigger than 45% of homes nearby

Year built1890
OlderTypical 1920Newer

Newer than 7% of homes nearby

How 21 Sagamore St ranks against every home in each area.
MeasureThis homeLower HighlandsLowell 01851Middlesex County
Living areabigger than2,486 ft²68% of homes73% of homes73% of homes
Lot sizebigger than0.14 ac64% of homes45% of homes22% of homes
Year builtnewer than189012% of homes7% of homes7% of homes

About 21 Sagamore St

When did 21 Sagamore St, Lowell, MA last sell?

21 Sagamore St, Lowell, MA last sold on Oct 1, 1999 for $103,000, according to the county's recorded deed.

How big is 21 Sagamore St, Lowell, MA?

21 Sagamore St, Lowell, MA has 5 bedrooms, 2 bathrooms, 2,486 square feet of living space and a 0.14-acre lot.

When was 21 Sagamore St, Lowell, MA built?

21 Sagamore St, Lowell, MA was built in 1890, making it 136 years old. It is a two family home. The building has 2 stories.

What schools serve 21 Sagamore St, Lowell, MA?

21 Sagamore St, Lowell, MA is assigned to Abraham Lincoln (elementary), rated B-; Laura Lee Therapeutic Day School (middle), rated B; Lowell High School (high), rated C-. All sit in Lowell School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Sagamore St, Lowell, MA compare to other homes in Lowell 01851?

Among the 5,774 homes in Lowell 01851, it is bigger than 73% of them (2,486 ft² against a typical 1,768 ft²), its lot is bigger than 45% of them (0.14 ac against a typical 0.14 ac) and it is newer than 7% of them (1890 against a typical 1920). 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 Sagamore St, Lowell, MA?

The 2025 property tax bill for 21 Sagamore St, Lowell, MA was $6,244. The county assessed it at $543,900.

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