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Single Family ResidenceResidential
$1,118,576$378 / 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 Oct 21, 2026
Last sold for $1,115,000 on Aug 30, 2023

12 MANNION PL

LITTLETON, MA 01460
4
Beds
2.5
Baths
2,959 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.
3.62 ac
Lot SizeThe size of the land the home sits on, from county records.
1999
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

$1.1M
$1M low$1.2M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,115,000 · Aug 30, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$16,295 (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.$1,162,300 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$302,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$856,600
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,053,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,145,892

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.3.62
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
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(7)

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
Shaker Lane Elementary School
Elementary · Grades PK–2 · 1.0 mi
M
Littleton Middle SchoolA
Middle · Grades 6–8 · 2.6 mi
H
Littleton High SchoolA
High · Grades 9–12 · 3.6 mi

District: Littleton School District

Neighborhood · ZIP 01460These 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.53
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.100
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.77

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.29%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.5%
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.10,435
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.593 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$145,801
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$165,869
Average tempThe average temperature here across a full year.48°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

12 Mannion Pl 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 more than 94% of homes in Littleton 01460
  • Costs less per square foot than 72% of homes in Middlesex County
  • Bigger than 84% of homes in Littleton 01460
  • Has a bigger lot than 93% of homes in Littleton 01460
  • Newer than 88% of homes in Middlesex County

What homes are worth in Littleton 01460

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

This home
$349K$1.3M

This home is worth more than 94% of homes in Littleton 01460.

How it measures up in Littleton 01460

The dot is this home. The mark in the middle is the typical home in Littleton 01460.

Estimated value$1,118,576
CheaperTypical $713,124Pricier

Pricier than 94% of homes nearby

Price per ft²$378
CheaperTypical $357Pricier

Pricier than 64% of homes nearby

Living area2,959 ft²
SmallerTypical 2,060 ft²Bigger

Bigger than 84% of homes nearby

Lot size3.62 ac
SmallerTypical 0.92 acBigger

Bigger than 93% of homes nearby

Year built1999
OlderTypical 1976Newer

Newer than 73% of homes nearby

How 12 Mannion Pl ranks against every home in each area.
MeasureThis homeLittleton 01460Middlesex County
Estimated valuepricier than$1,118,57694% of homes77% of homes
Price per ft²pricier than$37864% of homes28% of homes
Living areabigger than2,959 ft²84% of homes84% of homes
Lot sizebigger than3.62 ac93% of homes92% of homes
Year builtnewer than199973% of homes88% of homes

About 12 Mannion Pl

How much is 12 Mannion Pl, Littleton, MA worth?

The TopHap Estimate for 12 Mannion Pl, Littleton, MA is $1,118,576 as of Oct 21, 2026. The likely range is $1,016,827 to $1,220,325. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 12 Mannion Pl, Littleton, MA last sell?

12 Mannion Pl, Littleton, MA last sold on Aug 30, 2023 for $1,115,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 12 Mannion Pl, Littleton, MA?

12 Mannion Pl, Littleton, MA has 4 bedrooms, 2.5 bathrooms, 2,959 square feet of living space and a 3.62-acre lot.

When was 12 Mannion Pl, Littleton, MA built?

12 Mannion Pl, Littleton, MA was built in 1999, making it 27 years old. It is a colonial home. The building has 2 stories.

What schools serve 12 Mannion Pl, Littleton, MA?

12 Mannion Pl, Littleton, MA is assigned to Shaker Lane Elementary School (elementary); Littleton Middle School (middle), rated A; Littleton High School (high), rated A. All sit in Littleton School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 12 Mannion Pl, Littleton, MA compare to other homes in Littleton 01460?

Among the 3,400 homes in Littleton 01460, it is worth more than 94% of them ($1,118,576 against a typical $713,124), its price per square foot is higher than 64% of them ($378 against a typical $357), it is bigger than 84% of them (2,959 ft² against a typical 2,060 ft²), its lot is bigger than 93% of them (3.62 ac against a typical 0.92 ac) and it is newer than 73% of them (1999 against a typical 1976). Measured against all of Middlesex County, it is worth more than 77% 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 12 Mannion Pl, Littleton, MA?

The 2026 property tax bill for 12 Mannion Pl, Littleton, MA was $16,295. The county assessed it at $1,162,300.

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