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Single Family ResidenceResidential
$784,980$604 / 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 Aug 30, 2026

1791 MAIN ST

CONCORD, MA 01742
3
Beds
1
Baths
1,299 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.
0.25 ac
Lot SizeThe size of the land the home sits on, from county records.
1831
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$785K
$739K low$831K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,507 (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.$792,400 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$423,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$368,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$778,300

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.45 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
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.1 percent flood zone

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
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.1960
Lot (acres)The size of the land the home sits on, from county records.0.25
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Steam
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

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Thoreau Elementary SchoolB+
Elementary · Grades KG–5 · 0.7 mi
M
Concord Middle SchoolB+
Middle · Grades 6–8 · 1.1 mi
H
Concord Carlisle High SchoolA+
High · Grades 9–12 · 3.2 mi

District: Concord School District

Neighborhood · ZIP 01742These 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.47
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.108
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.74

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.30%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.18,974
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.737 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$185,796
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$221,000
Average tempThe average temperature here across a full year.49°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

1791 Main 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 91% of homes in Concord 01742
  • Costs more per square foot than 76% of homes in Middlesex County
  • Smaller than 87% of homes in Concord 01742
  • Has a smaller lot than 87% of homes in Concord 01742
  • Among the oldest homes in Concord 01742

What homes are worth in Concord 01742

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

This home
$568K$4.4M

This home is worth more than 9% of homes in Concord 01742.

How it measures up in Concord 01742

The dot is this home. The mark in the middle is the typical home in Concord 01742.

Estimated value$784,980
CheaperTypical $1,462,605Pricier

Pricier than 9% of homes nearby

Price per ft²$604
CheaperTypical $600Pricier

Pricier than 51% of homes nearby

Living area1,299 ft²
SmallerTypical 2,380 ft²Bigger

Bigger than 13% of homes nearby

Lot size0.25 ac
SmallerTypical 0.67 acBigger

Bigger than 13% of homes nearby

Year built1831
OlderTypical 1966Newer

Older than almost all homes nearby

How 1791 Main St ranks against every home in each area.
MeasureThis homeConcord 01742Middlesex County
Estimated valuepricier than$784,9809% of homes50% of homes
Price per ft²pricier than$60451% of homes76% of homes
Living areabigger than1,299 ft²13% of homes24% of homes
Lot sizebigger than0.25 ac13% of homes43% of homes
Year builtnewer than1831almost no homesalmost no homes

About 1791 Main St

How much is 1791 Main St, Concord, MA worth?

The TopHap Estimate for 1791 Main St, Concord, MA is $784,980 as of Aug 30, 2026. The likely range is $738,749 to $831,211. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1791 Main St, Concord, MA last sell?

1791 Main St, Concord, MA last sold on Nov 1, 1998, according to the county's recorded deed.

How big is 1791 Main St, Concord, MA?

1791 Main St, Concord, MA has 3 bedrooms, 1 bathrooms, 1,299 square feet of living space and a 0.25-acre lot.

When was 1791 Main St, Concord, MA built?

1791 Main St, Concord, MA was built in 1831, making it 195 years old. The building has 2 stories.

What schools serve 1791 Main St, Concord, MA?

1791 Main St, Concord, MA is assigned to Thoreau Elementary School (elementary), rated B+; Concord Middle School (middle), rated B+; Concord Carlisle High School (high), rated A+. All sit in Concord School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1791 Main St, Concord, MA compare to other homes in Concord 01742?

Among the 5,735 homes in Concord 01742, it is worth more than 9% of them ($784,980 against a typical $1,462,605), its price per square foot is higher than 51% of them ($604 against a typical $600), it is bigger than 13% of them (1,299 ft² against a typical 2,380 ft²), its lot is bigger than 13% of them (0.25 ac against a typical 0.67 ac) and it is newer than almost none of them (1831 against a typical 1966). Measured against all of Middlesex County, it is worth more than 50% 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 1791 Main St, Concord, MA?

The 2025 property tax bill for 1791 Main St, Concord, MA was $10,507. The county assessed it at $792,400.

More homes on Main St

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Assigned schools

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