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Single Family ResidenceResidential
$2,558,413$619 / 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 88How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $2,450,000 on May 21, 2025

20 LEDGE ROCK RD

CONCORD, MA 01742
5
Beds
4.5
Baths
4,132 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.
2.04 ac
Lot SizeThe size of the land the home sits on, from county records.
1968
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$2.6M
$2.3M low$2.9M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$2,450,000 · May 21, 2025
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$2,558,413
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$2,046,730

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$29,222 (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.$2,203,800 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$631,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,572,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$2,264,040

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.12 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.minimal

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
StyleThe architectural style of the home, such as ranch or colonial.Colonial
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.1975
Lot (acres)The size of the land the home sits on, from county records.2.04
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Hot Water
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.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(14)

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 · 2.7 mi
M
Concord Middle SchoolB+
Middle · Grades 6–8 · 3.5 mi
H
Concord Carlisle High SchoolA+
High · Grades 9–12 · 3.5 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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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 Ledge Rock Rd 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 97% of homes in Middlesex County
  • Costs more per square foot than 78% of homes in Middlesex County
  • Bigger than 96% of homes in Middlesex County
  • Has a bigger lot than 89% 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
$530K$4.2M

This home is worth more than 87% 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$2,558,413
CheaperTypical $1,438,402Pricier

Pricier than 87% of homes nearby

Price per ft²$619
CheaperTypical $598Pricier

Pricier than 56% of homes nearby

Living area4,132 ft²
SmallerTypical 2,387 ft²Bigger

Bigger than 87% of homes nearby

Lot size2.04 ac
SmallerTypical 0.69 acBigger

Bigger than 81% of homes nearby

Year built1968
OlderTypical 1966Newer

Newer than 55% of homes nearby

How 20 Ledge Rock Rd ranks against every home in each area.
MeasureThis homeConcord 01742Middlesex County
Estimated valuepricier than$2,558,41387% of homes97% of homes
Price per ft²pricier than$61956% of homes78% of homes
Living areabigger than4,132 ft²87% of homes96% of homes
Lot sizebigger than2.04 ac81% of homes89% of homes
Year builtnewer than196855% of homes62% of homes

About 20 Ledge Rock Rd

How much is 20 Ledge Rock Rd, Concord, MA worth?

The TopHap Estimate for 20 Ledge Rock Rd, Concord, MA is $2,558,413 as of Jul 14, 2026. The likely range is $2,258,883 to $2,857,943. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20 Ledge Rock Rd, Concord, MA last sell?

20 Ledge Rock Rd, Concord, MA last sold on May 21, 2025 for $2,450,000, according to the county's recorded deed. TopHap holds 6 recorded sales for this parcel.

How big is 20 Ledge Rock Rd, Concord, MA?

20 Ledge Rock Rd, Concord, MA has 5 bedrooms, 4.5 bathrooms, 4,132 square feet of living space and a 2.04-acre lot.

When was 20 Ledge Rock Rd, Concord, MA built?

20 Ledge Rock Rd, Concord, MA was built in 1968, making it 58 years old. It is a colonial home. The building has 2 stories.

What schools serve 20 Ledge Rock Rd, Concord, MA?

20 Ledge Rock Rd, 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 20 Ledge Rock Rd, Concord, MA compare to other homes in Concord 01742?

Among the 5,735 homes in Concord 01742, it is worth more than 87% of them ($2,558,413 against a typical $1,438,402), its price per square foot is higher than 56% of them ($619 against a typical $598), it is bigger than 87% of them (4,132 ft² against a typical 2,387 ft²), its lot is bigger than 81% of them (2.04 ac against a typical 0.69 ac) and it is newer than 55% of them (1968 against a typical 1966). Measured against all of Middlesex County, it is worth more than 97% 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 Ledge Rock Rd, Concord, MA?

The 2025 property tax bill for 20 Ledge Rock Rd, Concord, MA was $29,222. The county assessed it at $2,203,800.

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See this home in context

Open 20 Ledge Rock Rdon TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

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