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Single Family ResidenceResidential
$696,942$330 / 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 97How 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 $314,000 on Dec 30, 2014

31 CORTHELL RD

NORTH BILLERICA, MA 01862
4
Beds
3.5
Baths
2,110 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.
1.58 ac
Lot SizeThe size of the land the home sits on, from county records.
1927
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

$697K
$673K low$721K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$314,000 · Dec 30, 2014

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,284 (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.$816,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$384,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$432,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$672,315

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.6 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.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Colonial
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.2022
Lot (acres)The size of the land the home sits on, from county records.1.58
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.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(4)

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
Hajjar Elementary SchoolB-
Elementary · Grades KG–4 · 0.4 mi
M
Marshall Middle SchoolB-
Middle · Grades 5–7 · 1.4 mi
H
Billerica Memorial High SchoolC
High · Grades 8–12 · 2.0 mi

District: Billerica School District

Neighborhood · ZIP 01862These 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.73
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 100.82

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.28%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.2%
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.11,579
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,235 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$117,720
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$134,267
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.46 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

31 Corthell Rd 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.

  • Costs less per square foot than 85% of homes in Middlesex County
  • Has a bigger lot than 86% of homes in North Billerica 01862
  • Older than 88% of homes in North Billerica 01862

What homes are worth in North Billerica 01862

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

This home
$368K$1.2M

This home is worth more than 54% of homes in North Billerica 01862.

How it measures up in North Billerica 01862

The dot is this home. The mark in the middle is the typical home in North Billerica 01862.

Estimated value$696,942
CheaperTypical $681,757Pricier

Pricier than 54% of homes nearby

Price per ft²$330
CheaperTypical $363Pricier

Pricier than 33% of homes nearby

Living area2,110 ft²
SmallerTypical 1,962 ft²Bigger

Bigger than 58% of homes nearby

Lot size1.58 ac
SmallerTypical 0.57 acBigger

Bigger than 86% of homes nearby

Year built1927
OlderTypical 1970Newer

Newer than 12% of homes nearby

How 31 Corthell Rd ranks against every home in each area.
MeasureThis homeNorth Billerica 01862Middlesex County
Estimated valuepricier than$696,94254% of homes39% of homes
Price per ft²pricier than$33033% of homes15% of homes
Living areabigger than2,110 ft²58% of homes61% of homes
Lot sizebigger than1.58 ac86% of homes86% of homes
Year builtnewer than192712% of homes30% of homes

About 31 Corthell Rd

How much is 31 Corthell Rd, North Billerica, MA worth?

The TopHap Estimate for 31 Corthell Rd, North Billerica, MA is $696,942 as of Sep 24, 2026. The likely range is $672,831 to $721,053. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 31 Corthell Rd, North Billerica, MA last sell?

31 Corthell Rd, North Billerica, MA last sold on Dec 30, 2014 for $314,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 31 Corthell Rd, North Billerica, MA?

31 Corthell Rd, North Billerica, MA has 4 bedrooms, 3.5 bathrooms, 2,110 square feet of living space and a 1.58-acre lot.

When was 31 Corthell Rd, North Billerica, MA built?

31 Corthell Rd, North Billerica, MA was built in 1927, making it 99 years old. It is a colonial home. The building has 2 stories.

What schools serve 31 Corthell Rd, North Billerica, MA?

31 Corthell Rd, North Billerica, MA is assigned to Hajjar Elementary School (elementary), rated B-; Marshall Middle School (middle), rated B-; Billerica Memorial High School (high), rated C. All sit in Billerica School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 31 Corthell Rd, North Billerica, MA compare to other homes in North Billerica 01862?

Among the 2,975 homes in North Billerica 01862, it is worth more than 54% of them ($696,942 against a typical $681,757), its price per square foot is higher than 33% of them ($330 against a typical $363), it is bigger than 58% of them (2,110 ft² against a typical 1,962 ft²), its lot is bigger than 86% of them (1.58 ac against a typical 0.57 ac) and it is newer than 12% of them (1927 against a typical 1970). Measured against all of Middlesex County, it is worth more than 39% 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 31 Corthell Rd, North Billerica, MA?

The 2025 property tax bill for 31 Corthell Rd, North Billerica, MA was $9,284. The county assessed it at $816,500.

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Assigned schools

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