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Single Family ResidenceResidential
$4,825,242$1,232 / 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 95How 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 $3,500,000 on Oct 18, 2021

309 OLD HARBOR RD

CHATHAM, MA 02633
4
Beds
3.5
Baths
3,918 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.
1.15 ac
Lot SizeThe size of the land the home sits on, from county records.
2011
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
9
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$4.8M
$4.6M low$5.1M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$3,500,000 · Oct 18, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$14,238 (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.$4,103,100 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$903,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$3,199,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$4,437,925

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.Bungalow
CountyBARNSTABLE
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.2019
Lot (acres)The size of the land the home sits on, from county records.1.15
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.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(10)

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
Chatham Elementary SchoolB+
Elementary · Grades PK–4 · 0.4 mi
M
Monomoy Regional Middle SchoolB
Middle · Grades 5–7 · 0.7 mi
H
Monomoy Regional High SchoolB-
High · Grades 8–12 · 5.7 mi

District: Monomoy Regional School District

Neighborhood · ZIP 02633These 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.118
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.94
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.43

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.50%
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.5.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.4,131
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.248 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$106,531
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$156,535
Average tempThe average temperature here across a full year.50°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

309 Old Harbor 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 Barnstable County
  • Costs more per square foot than 95% of homes in Barnstable County
  • Bigger than 97% of homes in Barnstable County
  • Has a bigger lot than 91% of homes in Chatham 02633
  • Newer than 95% of homes in Barnstable County

What homes are worth in Chatham 02633

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

This home
$457K$6.6M

This home is worth more than 94% of homes in Chatham 02633.

How it measures up in Chatham 02633

The dot is this home. The mark in the middle is the typical home in Chatham 02633.

Estimated value$4,825,242
CheaperTypical $1,376,712Pricier

Pricier than 94% of homes nearby

Price per ft²$1232
CheaperTypical $795Pricier

Pricier than 83% of homes nearby

Living area3,918 ft²
SmallerTypical 1,872 ft²Bigger

Bigger than 94% of homes nearby

Lot size1.15 ac
SmallerTypical 0.47 acBigger

Bigger than 91% of homes nearby

Year built2011
OlderTypical 1973Newer

Newer than 94% of homes nearby

How 309 Old Harbor Rd ranks against every home in each area.
MeasureThis homeChatham 02633Barnstable County
Estimated valuepricier than$4,825,24294% of homesalmost all homes
Price per ft²pricier than$123283% of homes95% of homes
Living areabigger than3,918 ft²94% of homes97% of homes
Lot sizebigger than1.15 ac91% of homes89% of homes
Year builtnewer than201194% of homes95% of homes

About 309 Old Harbor Rd

How much is 309 Old Harbor Rd, Chatham, MA worth?

The TopHap Estimate for 309 Old Harbor Rd, Chatham, MA is $4,825,242 as of Sep 24, 2026. The likely range is $4,565,283 to $5,085,201. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 309 Old Harbor Rd, Chatham, MA last sell?

309 Old Harbor Rd, Chatham, MA last sold on Oct 18, 2021 for $3,500,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 309 Old Harbor Rd, Chatham, MA?

309 Old Harbor Rd, Chatham, MA has 4 bedrooms, 3.5 bathrooms, 3,918 square feet of living space and a 1.15-acre lot.

When was 309 Old Harbor Rd, Chatham, MA built?

309 Old Harbor Rd, Chatham, MA was built in 2011, making it 15 years old. It is a bungalow home. The building has 2 stories.

What schools serve 309 Old Harbor Rd, Chatham, MA?

309 Old Harbor Rd, Chatham, MA is assigned to Chatham Elementary School (elementary), rated B+; Monomoy Regional Middle School (middle), rated B; Monomoy Regional High School (high), rated B-. All sit in Monomoy Regional School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 309 Old Harbor Rd, Chatham, MA compare to other homes in Chatham 02633?

Among the 4,872 homes in Chatham 02633, it is worth more than 94% of them ($4,825,242 against a typical $1,376,712), its price per square foot is higher than 83% of them ($1232 against a typical $795), it is bigger than 94% of them (3,918 ft² against a typical 1,872 ft²), its lot is bigger than 91% of them (1.15 ac against a typical 0.47 ac) and it is newer than 94% of them (2011 against a typical 1973). Measured against all of Barnstable County, it is worth more than almost all 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 309 Old Harbor Rd, Chatham, MA?

The 2025 property tax bill for 309 Old Harbor Rd, Chatham, MA was $14,238. The county assessed it at $4,103,100.

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