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Single Family ResidenceResidential
$521,414$494 / 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 94How 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 $307,500 on May 6, 2026

20 DEMARS ST

MAYNARD, MA 01754
3
Beds
1
Baths
1,056 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.
0.16 ac
Lot SizeThe size of the land the home sits on, from county records.
1920
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$521K
$491K low$552K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$307,500 · May 6, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,909 (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.$475,900 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$302,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$168,600
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$427,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$443,033

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.0.16
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
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(2)

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.

H
Maynard High SchoolB
High · Grades 9–12 · 0.7 mi
M
Fowler SchoolB-
Middle · Grades 4–8 · 0.8 mi
E
Green MeadowC
Elementary · Grades PK–3 · 0.8 mi

District: Maynard School District

Neighborhood · ZIP 01754These 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.86
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.101
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.70

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.33%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.1%
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.10,891
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,050 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$115,630
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$143,997
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

20 Demars 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 less than 83% of homes in Middlesex County
  • Costs more per square foot than 82% of homes in Maynard 01754
  • Smaller than 88% of homes in Maynard 01754
  • Has a smaller lot than 82% of homes in Maynard 01754
  • Older than 75% of homes in Middlesex County

What homes are worth in Maynard 01754

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

This home
$353K$994K

This home is worth more than 22% of homes in Maynard 01754.

How it measures up in Maynard 01754

The dot is this home. The mark in the middle is the typical home in Maynard 01754.

Estimated value$521,414
CheaperTypical $617,633Pricier

Pricier than 22% of homes nearby

Price per ft²$494
CheaperTypical $403Pricier

Pricier than 82% of homes nearby

Living area1,056 ft²
SmallerTypical 1,584 ft²Bigger

Bigger than 12% of homes nearby

Lot size0.16 ac
SmallerTypical 0.28 acBigger

Bigger than 18% of homes nearby

Year built1920
OlderTypical 1959Newer

Newer than 33% of homes nearby

How 20 Demars St ranks against every home in each area.
MeasureThis homeMaynard 01754Middlesex County
Estimated valuepricier than$521,41422% of homes17% of homes
Price per ft²pricier than$49482% of homes58% of homes
Living areabigger than1,056 ft²12% of homes13% of homes
Lot sizebigger than0.16 ac18% of homes27% of homes
Year builtnewer than192033% of homes25% of homes

About 20 Demars St

How much is 20 Demars St, Maynard, MA worth?

The TopHap Estimate for 20 Demars St, Maynard, MA is $521,414 as of Sep 24, 2026. The likely range is $491,151 to $551,677. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20 Demars St, Maynard, MA last sell?

20 Demars St, Maynard, MA last sold on May 6, 2026 for $307,500, according to the county's recorded deed.

How big is 20 Demars St, Maynard, MA?

20 Demars St, Maynard, MA has 3 bedrooms, 1 bathrooms, 1,056 square feet of living space and a 0.16-acre lot.

When was 20 Demars St, Maynard, MA built?

20 Demars St, Maynard, MA was built in 1920, making it 106 years old. It is a conventional home. The building has 2 stories.

What schools serve 20 Demars St, Maynard, MA?

20 Demars St, Maynard, MA is assigned to Maynard High School (high), rated B; Fowler School (middle), rated B-; Green Meadow (elementary), rated C. All sit in Maynard School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20 Demars St, Maynard, MA compare to other homes in Maynard 01754?

Among the 3,620 homes in Maynard 01754, it is worth more than 22% of them ($521,414 against a typical $617,633), its price per square foot is higher than 82% of them ($494 against a typical $403), it is bigger than 12% of them (1,056 ft² against a typical 1,584 ft²), its lot is bigger than 18% of them (0.16 ac against a typical 0.28 ac) and it is newer than 33% of them (1920 against a typical 1959). Measured against all of Middlesex County, it is worth more than 17% 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 20 Demars St, Maynard, MA?

The 2026 property tax bill for 20 Demars St, Maynard, MA was $7,909. The county assessed it at $475,900.

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