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Single Family ResidenceResidential
$498,065$240 / 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

646 ROCKDALE AVE

NEW BEDFORD, MA 02740
3
Beds
1.5
Baths
2,072 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.
0.13 ac
Lot SizeThe size of the land the home sits on, from county records.
1927
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$498K
$472K low$525K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,731 (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.$506,700 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$129,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$377,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$475,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$478,990

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
CountyBRISTOL
Lot (acres)The size of the land the home sits on, from county records.0.13
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.Slate
HeatingThe type of heating system in the home.Radiant
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, Detached
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(1)

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

E
Betsey B. Winslow Elementary SchoolD+
Elementary · Grades PK–5 · 0.3 mi
H
New Bedford High SchoolF
High · Grades 9–12 · 1.0 mi
M
Keith Middle SchoolD-
Middle · Grades 6–8 · 1.1 mi

District: New Bedford School District

Neighborhood · ZIP 02740These 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.140
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.88
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.61

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.13%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.19%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.46,465
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.7,186 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$54,542
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$71,876
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.50 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.52%

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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

646 Rockdale Ave 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 81% of homes in New Bedford 02740
  • Costs less per square foot than 93% of homes in Bristol County
  • Bigger than 67% of homes in Bristol County
  • Has a smaller lot than 85% of homes in Bristol County
  • Newer than 75% of homes in New Bedford 02740

What homes are worth in New Bedford 02740

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

This home
$267K$674K

This home is worth more than 81% of homes in New Bedford 02740.

How it measures up in New Bedford 02740

The dot is this home. The mark in the middle is the typical home in New Bedford 02740.

Estimated value$498,065
CheaperTypical $417,092Pricier

Pricier than 81% of homes nearby

Price per ft²$240
CheaperTypical $297Pricier

Pricier than 18% of homes nearby

Living area2,072 ft²
SmallerTypical 1,800 ft²Bigger

Bigger than 61% of homes nearby

Lot size0.13 ac
SmallerTypical 0.1 acBigger

Bigger than 66% of homes nearby

Year built1927
OlderTypical 1910Newer

Newer than 75% of homes nearby

How 646 Rockdale Ave ranks against every home in each area.
MeasureThis homeNew Bedford 02740Bristol County
Estimated valuepricier than$498,06581% of homes44% of homes
Price per ft²pricier than$24018% of homes7% of homes
Living areabigger than2,072 ft²61% of homes67% of homes
Lot sizebigger than0.13 ac66% of homes15% of homes
Year builtnewer than192775% of homes25% of homes

About 646 Rockdale Ave

How much is 646 Rockdale Ave, New Bedford, MA worth?

The TopHap Estimate for 646 Rockdale Ave, New Bedford, MA is $498,065 as of Sep 24, 2026. The likely range is $471,624 to $524,506. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 646 Rockdale Ave, New Bedford, MA last sell?

646 Rockdale Ave, New Bedford, MA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 646 Rockdale Ave, New Bedford, MA?

646 Rockdale Ave, New Bedford, MA has 3 bedrooms, 1.5 bathrooms, 2,072 square feet of living space and a 0.13-acre lot.

When was 646 Rockdale Ave, New Bedford, MA built?

646 Rockdale Ave, New Bedford, MA was built in 1927, making it 99 years old. It is a colonial home. The building has 2 stories.

What schools serve 646 Rockdale Ave, New Bedford, MA?

646 Rockdale Ave, New Bedford, MA is assigned to Betsey B. Winslow Elementary School (elementary), rated D+; New Bedford High School (high), rated F; Keith Middle School (middle), rated D-. All sit in New Bedford School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 646 Rockdale Ave, New Bedford, MA compare to other homes in New Bedford 02740?

Among the 9,710 homes in New Bedford 02740, it is worth more than 81% of them ($498,065 against a typical $417,092), its price per square foot is higher than 18% of them ($240 against a typical $297), it is bigger than 61% of them (2,072 ft² against a typical 1,800 ft²), its lot is bigger than 66% of them (0.13 ac against a typical 0.1 ac) and it is newer than 75% of them (1927 against a typical 1910). Measured against all of Bristol County, it is worth more than 44% 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 646 Rockdale Ave, New Bedford, MA?

The 2025 property tax bill for 646 Rockdale Ave, New Bedford, MA was $5,731. The county assessed it at $506,700.

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