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Single Family ResidenceResidential
$631,314$355 / 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 92How 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 $570,000 on Jan 31, 2024

40 DUNSTABLE RD

NORTH CHELMSFORD, MA 01863
4
Beds
2.5
Baths
1,777 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.
0.29 ac
Lot SizeThe size of the land the home sits on, from county records.
1940
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

$631K
$581K low$682K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$570,000 · Jan 31, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,138 (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.$513,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$244,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$269,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$594,700

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.17 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.Cape Cod
CountyMIDDLESEX
Lot (acres)The size of the land the home sits on, from county records.0.29
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
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Basement
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(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
Charles D HarringtonB-
Elementary · Grades KG–4 · 1.3 mi
H
Chelmsford High SchoolA
High · Grades 9–12 · 1.4 mi
M
Col Moses Parker SchoolB
Middle · Grades 5–6 · 1.5 mi

District: Chelmsford School District

Neighborhood · ZIP 01863These 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.76
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.104
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.28%
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.9,286
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,948 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$126,908
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$147,787
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

40 Dunstable 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.

  • Worth less than 70% of homes in Middlesex County
  • Costs less per square foot than 79% of homes in Middlesex County
  • Bigger than 76% of homes in North Chelmsford 01863
  • Has a smaller lot than 79% of homes in North Chelmsford 01863
  • Older than 82% of homes in North Chelmsford 01863

What homes are worth in North Chelmsford 01863

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

This home
$245K$939K

This home is worth more than 69% of homes in North Chelmsford 01863.

How it measures up in North Chelmsford 01863

The dot is this home. The mark in the middle is the typical home in North Chelmsford 01863.

Estimated value$631,314
CheaperTypical $547,158Pricier

Pricier than 69% of homes nearby

Price per ft²$355
CheaperTypical $387Pricier

Pricier than 22% of homes nearby

Living area1,777 ft²
SmallerTypical 1,292 ft²Bigger

Bigger than 76% of homes nearby

Lot size0.29 ac
SmallerTypical 0.94 acBigger

Bigger than 21% of homes nearby

Year built1940
OlderTypical 1971Newer

Newer than 18% of homes nearby

How 40 Dunstable Rd ranks against every home in each area.
MeasureThis homeNorth Chelmsford 01863Middlesex County
Estimated valuepricier than$631,31469% of homes30% of homes
Price per ft²pricier than$35522% of homes21% of homes
Living areabigger than1,777 ft²76% of homes47% of homes
Lot sizebigger than0.29 ac21% of homes48% of homes
Year builtnewer than194018% of homes36% of homes

About 40 Dunstable Rd

How much is 40 Dunstable Rd, North Chelmsford, MA worth?

The TopHap Estimate for 40 Dunstable Rd, North Chelmsford, MA is $631,314 as of Sep 24, 2026. The likely range is $580,759 to $681,869. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 40 Dunstable Rd, North Chelmsford, MA last sell?

40 Dunstable Rd, North Chelmsford, MA last sold on Jan 31, 2024 for $570,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 40 Dunstable Rd, North Chelmsford, MA?

40 Dunstable Rd, North Chelmsford, MA has 4 bedrooms, 2.5 bathrooms, 1,777 square feet of living space and a 0.29-acre lot.

When was 40 Dunstable Rd, North Chelmsford, MA built?

40 Dunstable Rd, North Chelmsford, MA was built in 1940, making it 86 years old. It is a cape cod home. The building has 2 stories.

What schools serve 40 Dunstable Rd, North Chelmsford, MA?

40 Dunstable Rd, North Chelmsford, MA is assigned to Charles D Harrington (elementary), rated B-; Chelmsford High School (high), rated A; Col Moses Parker School (middle), rated B. All sit in Chelmsford School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 40 Dunstable Rd, North Chelmsford, MA compare to other homes in North Chelmsford 01863?

Among the 3,290 homes in North Chelmsford 01863, it is worth more than 69% of them ($631,314 against a typical $547,158), its price per square foot is higher than 22% of them ($355 against a typical $387), it is bigger than 76% of them (1,777 ft² against a typical 1,292 ft²), its lot is bigger than 21% of them (0.29 ac against a typical 0.94 ac) and it is newer than 18% of them (1940 against a typical 1971). Measured against all of Middlesex County, it is worth more than 30% 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 40 Dunstable Rd, North Chelmsford, MA?

The 2025 property tax bill for 40 Dunstable Rd, North Chelmsford, MA was $7,138. The county assessed it at $513,500.

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