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Single Family ResidenceResidential
$651,241$323 / 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 93How 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 $285,000 on Feb 26, 2007

12 HOLT ST

NORTH CHELMSFORD, MA 01863
3
Beds
2
Baths
2,016 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.
0.23 ac
Lot SizeThe size of the land the home sits on, from county records.
1928
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$651K
$606K low$696K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$285,000 · Feb 26, 2007

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,005 (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.$575,900 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$255,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$320,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$541,310

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.Conventional
CountyMIDDLESEX
Lot (acres)The size of the land the home sits on, from county records.0.23
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Hot Water
FireplaceWhether the home has a fireplace, and what kind.Yes
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 · 0.9 mi
H
Chelmsford High SchoolA
High · Grades 9–12 · 1.0 mi
M
Col Moses Parker SchoolB
Middle · Grades 5–6 · 1.1 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

12 Holt 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.

  • Worth more than 73% of homes in North Chelmsford 01863
  • Costs less per square foot than 89% of homes in North Chelmsford 01863
  • Bigger than 82% of homes in North Chelmsford 01863
  • Has a smaller lot than 85% of homes in North Chelmsford 01863
  • Older than 86% 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$935K

This home is worth more than 73% 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$651,241
CheaperTypical $546,335Pricier

Pricier than 73% of homes nearby

Price per ft²$323
CheaperTypical $386Pricier

Pricier than 11% of homes nearby

Living area2,016 ft²
SmallerTypical 1,302 ft²Bigger

Bigger than 82% of homes nearby

Lot size0.23 ac
SmallerTypical 0.97 acBigger

Bigger than 15% of homes nearby

Year built1928
OlderTypical 1971Newer

Newer than 14% of homes nearby

How 12 Holt St ranks against every home in each area.
MeasureThis homeNorth Chelmsford 01863Middlesex County
Estimated valuepricier than$651,24173% of homes32% of homes
Price per ft²pricier than$32311% of homes13% of homes
Living areabigger than2,016 ft²82% of homes57% of homes
Lot sizebigger than0.23 ac15% of homes40% of homes
Year builtnewer than192814% of homes30% of homes

About 12 Holt St

How much is 12 Holt St, North Chelmsford, MA worth?

The TopHap Estimate for 12 Holt St, North Chelmsford, MA is $651,241 as of Sep 24, 2026. The likely range is $606,410 to $696,072. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 12 Holt St, North Chelmsford, MA last sell?

12 Holt St, North Chelmsford, MA last sold on Feb 26, 2007 for $285,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 12 Holt St, North Chelmsford, MA?

12 Holt St, North Chelmsford, MA has 3 bedrooms, 2 bathrooms, 2,016 square feet of living space and a 0.23-acre lot.

When was 12 Holt St, North Chelmsford, MA built?

12 Holt St, North Chelmsford, MA was built in 1928, making it 98 years old. It is a conventional home. The building has 2 stories.

What schools serve 12 Holt St, North Chelmsford, MA?

12 Holt St, 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 12 Holt St, 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 73% of them ($651,241 against a typical $546,335), its price per square foot is higher than 11% of them ($323 against a typical $386), it is bigger than 82% of them (2,016 ft² against a typical 1,302 ft²), its lot is bigger than 15% of them (0.23 ac against a typical 0.97 ac) and it is newer than 14% of them (1928 against a typical 1971). Measured against all of Middlesex County, it is worth more than 32% 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 Holt St, North Chelmsford, MA?

The 2025 property tax bill for 12 Holt St, North Chelmsford, MA was $8,005. The county assessed it at $575,900.

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