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CondominiumResidential
$1,103,901$803 / 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 85How 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
Last sold for $1,095,000 on Jun 18, 2026

34 THOREAU ST

CONCORD, MA 01742
2
Beds
1.5
Baths
1,374 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.
0.31 ac
Lot SizeThe size of the land the home sits on, from county records.
1886
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$1.1M
$940K low$1.3M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,095,000 · Jun 18, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$162 (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.$1,224,600 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,224,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,144,940

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
Lot (acres)The size of the land the home sits on, from county records.0.31
RoofThe main material covering the roof, such as asphalt shingle or tile.Slate
HeatingThe type of heating system in the home.Hot Water
CoolingThe type of cooling or air conditioning in the home.Yes
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(8)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Foreclosure Filings(2)

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

E
Alcott Elementary SchoolA
Elementary · Grades KG–5 · 0.7 mi
H
Concord Carlisle High SchoolA+
High · Grades 9–12 · 0.9 mi
M
Concord Middle SchoolB+
Middle · Grades 6–8 · 2.2 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

34 Thoreau 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 76% of homes in Middlesex County
  • Costs more per square foot than 92% of homes in Middlesex County
  • Smaller than 86% of homes in Concord 01742
  • Has a smaller lot than 82% of homes in Concord 01742
  • Older than 95% of homes in Middlesex County

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
$535K$4.2M

This home is worth more than 27% 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$1,103,901
CheaperTypical $1,454,826Pricier

Pricier than 27% of homes nearby

Price per ft²$803
CheaperTypical $600Pricier

Pricier than 89% of homes nearby

Living area1,374 ft²
SmallerTypical 2,383 ft²Bigger

Bigger than 14% of homes nearby

Lot size0.31 ac
SmallerTypical 0.68 acBigger

Bigger than 18% of homes nearby

Year built1886
OlderTypical 1966Newer

Newer than 6% of homes nearby

How 34 Thoreau St ranks against every home in each area.
MeasureThis homeConcord 01742Middlesex County
Estimated valuepricier than$1,103,90127% of homes76% of homes
Price per ft²pricier than$80389% of homes92% of homes
Living areabigger than1,374 ft²14% of homes29% of homes
Lot sizebigger than0.31 ac18% of homes50% of homes
Year builtnewer than18866% of homes5% of homes

About 34 Thoreau St

How much is 34 Thoreau St, Concord, MA worth?

The TopHap Estimate for 34 Thoreau St, Concord, MA is $1,103,901 as of Aug 30, 2026. The likely range is $940,438 to $1,267,364. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 34 Thoreau St, Concord, MA last sell?

34 Thoreau St, Concord, MA last sold on Jun 18, 2026 for $1,095,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 34 Thoreau St, Concord, MA?

34 Thoreau St, Concord, MA has 2 bedrooms, 1.5 bathrooms, 1,374 square feet of living space and a 0.31-acre lot.

When was 34 Thoreau St, Concord, MA built?

34 Thoreau St, Concord, MA was built in 1886, making it 140 years old. It is a condo/apartment home. The building has 2 stories.

What schools serve 34 Thoreau St, Concord, MA?

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

How does 34 Thoreau St, Concord, MA compare to other homes in Concord 01742?

Among the 5,735 homes in Concord 01742, it is worth more than 27% of them ($1,103,901 against a typical $1,454,826), its price per square foot is higher than 89% of them ($803 against a typical $600), it is bigger than 14% of them (1,374 ft² against a typical 2,383 ft²), its lot is bigger than 18% of them (0.31 ac against a typical 0.68 ac) and it is newer than 6% of them (1886 against a typical 1966). Measured against all of Middlesex County, it is worth more than 76% 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 34 Thoreau St, Concord, MA?

The 2025 property tax bill for 34 Thoreau St, Concord, MA was $162. The county assessed it at $1,224,600.

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