Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$2,788,562$484 / 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 83How 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 $785,000 on Jun 26, 1985

511 RIVER RD

CARLISLE, MA 01741
5
Beds
4.5
Baths
5,763 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.
6.8 ac
Lot SizeThe size of the land the home sits on, from county records.
1720
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
14
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$2.8M
$2.3M low$3.3M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$785,000 · Jun 26, 1985
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.$2,288,562
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$1,830,850
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.14%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$500,000
BANK OF AMERICA · recorded Feb 7, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$23,955 (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.$1,817,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$681,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,135,700
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,780,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$4,252,770

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
Lot (acres)The size of the land the home sits on, from county records.6.80
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.Wood Shingle
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
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(9)

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
Carlisle SchoolA
Elementary · Grades PK–8 · 1.9 mi
H
Concord Carlisle High SchoolA+
High · Grades 9–12 · 4.0 mi

District: Concord-Carlisle School District

Neighborhood · ZIP 01741These 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.105
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.102
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.81

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.34%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.0%
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.5,231
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.338 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$224,253
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$263,753
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.46 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

511 River 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.

  • Among the most valuable homes in Carlisle 01741
  • Costs more per square foot than 73% of homes in Carlisle 01741
  • Among the largest homes in Middlesex County
  • Has a bigger lot than 95% of homes in Carlisle 01741
  • Among the oldest homes in Carlisle 01741

What homes are worth in Carlisle 01741

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

This home
$786K$2.7M

This home is worth more than almost all homes in Carlisle 01741.

How it measures up in Carlisle 01741

The dot is this home. The mark in the middle is the typical home in Carlisle 01741.

Estimated value$2,788,562
CheaperTypical $1,342,857Pricier

Pricier than almost all homes nearby

Price per ft²$484
CheaperTypical $431Pricier

Pricier than 73% of homes nearby

Living area5,763 ft²
SmallerTypical 3,138 ft²Bigger

Bigger than 93% of homes nearby

Lot size6.8 ac
SmallerTypical 2.14 acBigger

Bigger than 95% of homes nearby

Year built1720
OlderTypical 1979Newer

Older than almost all homes nearby

How 511 River Rd ranks against every home in each area.
MeasureThis homeCarlisle 01741Middlesex County
Estimated valuepricier than$2,788,562almost all homes98% of homes
Price per ft²pricier than$48473% of homes55% of homes
Living areabigger than5,763 ft²93% of homesalmost all homes
Lot sizebigger than6.8 ac95% of homes95% of homes
Year builtnewer than1720almost no homesalmost no homes

About 511 River Rd

How much is 511 River Rd, Carlisle, MA worth?

The TopHap Estimate for 511 River Rd, Carlisle, MA is $2,788,562 as of Jul 14, 2026. The likely range is $2,308,656 to $3,268,468. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 511 River Rd, Carlisle, MA last sell?

511 River Rd, Carlisle, MA last sold on Jun 26, 1985 for $785,000, according to the county's recorded deed.

How big is 511 River Rd, Carlisle, MA?

511 River Rd, Carlisle, MA has 5 bedrooms, 4.5 bathrooms, 5,763 square feet of living space and a 6.80-acre lot.

When was 511 River Rd, Carlisle, MA built?

511 River Rd, Carlisle, MA was built in 1720, making it 306 years old. It is a colonial home. The building has 2 stories.

What schools serve 511 River Rd, Carlisle, MA?

511 River Rd, Carlisle, MA is assigned to Carlisle School (elementary), rated A; Concord Carlisle High School (high), rated A+. All sit in Concord-Carlisle School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 511 River Rd, Carlisle, MA compare to other homes in Carlisle 01741?

Among the 1,841 homes in Carlisle 01741, it is worth more than almost all of them ($2,788,562 against a typical $1,342,857), its price per square foot is higher than 73% of them ($484 against a typical $431), it is bigger than 93% of them (5,763 ft² against a typical 3,138 ft²), its lot is bigger than 95% of them (6.8 ac against a typical 2.14 ac) and it is newer than almost none of them (1720 against a typical 1979). Measured against all of Middlesex County, it is worth more than 98% 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 511 River Rd, Carlisle, MA?

The 2025 property tax bill for 511 River Rd, Carlisle, MA was $23,955. The county assessed it at $1,817,500.

Closest homes

More homes in Carlisle 01741

Assigned schools

Explore the area

See this home in context

Open 511 River Rd on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map