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CondominiumResidential
$475,510$518 / 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 96How 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 $146,700 on Nov 23, 1998

828 MAIN ST APT 2

CONCORD, MA 01742
Building report
2
Beds
1
Baths
918 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.
0.72 ac
Lot SizeThe size of the land the home sits on, from county records.
1912
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$476K
$458K low$493K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$146,700 · Nov 23, 1998

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,476 (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.$413,000 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$413,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$401,700

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
StyleThe architectural style of the home, such as ranch or colonial.Condo/Apartment
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.0.72
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Hot Water
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

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
Thoreau Elementary SchoolB+
Elementary · Grades KG–5 · 0.2 mi
M
Concord Middle SchoolB+
Middle · Grades 6–8 · 1.0 mi
H
Concord Carlisle High SchoolA+
High · Grades 9–12 · 2.5 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

828 Main St Apt 2 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.

  • Among the least valuable homes in Concord 01742
  • Costs less per square foot than 80% of homes in Concord 01742
  • Among the smallest homes in Concord 01742
  • Has a bigger lot than 73% of homes in Middlesex County
  • Older than 85% of 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
$549K$4.3M

This home is worth less than almost all 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$475,510
CheaperTypical $1,443,198Pricier

Cheaper than almost all homes nearby

Price per ft²$518
CheaperTypical $598Pricier

Pricier than 20% of homes nearby

Living area918 ft²
SmallerTypical 2,384 ft²Bigger

Smaller than almost all homes nearby

Lot size0.72 ac
SmallerTypical 0.65 acBigger

Bigger than 53% of homes nearby

Year built1912
OlderTypical 1966Newer

Newer than 15% of homes nearby

How 828 Main St Apt 2 ranks against every home in each area.
MeasureThis homeConcord 01742Middlesex County
Estimated valuepricier than$475,510almost no homes12% of homes
Price per ft²pricier than$51820% of homes63% of homes
Living areabigger than918 ft²almost no homes8% of homes
Lot sizebigger than0.72 ac53% of homes73% of homes
Year builtnewer than191215% of homes20% of homes

About 828 Main St Apt 2

How much is 828 Main St Apt 2, Concord, MA worth?

The TopHap Estimate for 828 Main St Apt 2, Concord, MA is $475,510 as of Sep 24, 2026. The likely range is $458,331 to $492,689. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 828 Main St Apt 2, Concord, MA last sell?

828 Main St Apt 2, Concord, MA last sold on Nov 23, 1998 for $146,700, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 828 Main St Apt 2, Concord, MA?

828 Main St Apt 2, Concord, MA has 2 bedrooms, 1 bathrooms, 918 square feet of living space and a 0.72-acre lot.

When was 828 Main St Apt 2, Concord, MA built?

828 Main St Apt 2, Concord, MA was built in 1912, making it 114 years old. It is a condo/apartment home. The building has 1 story.

What schools serve 828 Main St Apt 2, Concord, MA?

828 Main St Apt 2, 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 828 Main St Apt 2, Concord, MA compare to other homes in Concord 01742?

Among the 5,735 homes in Concord 01742, it is worth more than almost none of them ($475,510 against a typical $1,443,198), its price per square foot is higher than 20% of them ($518 against a typical $598), it is bigger than almost none of them (918 ft² against a typical 2,384 ft²), its lot is bigger than 53% of them (0.72 ac against a typical 0.65 ac) and it is newer than 15% of them (1912 against a typical 1966). Measured against all of Middlesex County, it is worth more than 12% 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 828 Main St Apt 2, Concord, MA?

The 2025 property tax bill for 828 Main St Apt 2, Concord, MA was $5,476. The county assessed it at $413,000.

More homes on Main St Apt 2

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Assigned schools

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