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Single Family ResidenceResidential
$591,636$740 / 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 97How 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 $240,000 on Jan 29, 2004

5 REV ROBERT M COSTELLO PL

DORCHESTER, MA 02122
2
Beds
1
Baths
800 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.
704 ft²
Lot SizeThe size of the land the home sits on, from county records.
1985
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$592K
$571K low$612K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$240,000 · Jan 29, 2004

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,662 (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.$402,600 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$91,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$311,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$438,900

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.52 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.83%
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
CountySUFFOLK
Lot (acres)The size of the land the home sits on, from county records.0.02
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Electric
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck

Transaction History(12)

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
Thomas J. Kenny Elementary SchoolC+
Elementary · Grades PK–5 · 0.4 mi
M
Richard J. Murphy K-8 SchoolB-
Middle · Grades PK–8 · 0.6 mi
H
Dr. William Henderson Upper SchoolD+
High · Grades 5–12 · 1.3 mi

District: Boston School District

Neighborhood · ZIP 02122These 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.90
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.103
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.76

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.22%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.16%
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.23,849
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.11,977 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$84,827
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$116,947
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

5 Rev Robert M Costello Pl 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 less than 68% of homes in Suffolk County
  • Among the highest price per square foot in Dorchester
  • Smaller than 95% of homes in Dorchester
  • Has a smaller lot than 97% of homes in Dorchester
  • Newer than 86% of homes in Dorchester

What homes are worth in Dorchester 02122

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

This home
$292K$1.1M

This home is worth more than 50% of homes in Dorchester 02122.

How it measures up in Dorchester 02122

The dot is this home. The mark in the middle is the typical home in Dorchester 02122.

Estimated value$591,636
CheaperTypical $593,433Pricier

Pricier than 50% of homes nearby

Price per ft²$740
CheaperTypical $470Pricier

Pricier than almost all homes nearby

Living area800 ft²
SmallerTypical 1,924 ft²Bigger

Bigger than 8% of homes nearby

Lot size704 ft²
SmallerTypical 3,441 ft²Bigger

Bigger than 5% of homes nearby

Year built1985
OlderTypical 1910Newer

Newer than 85% of homes nearby

How 5 Rev Robert M Costello Pl ranks against every home in each area.
MeasureThis homeDorchesterDorchester 02122Suffolk County
Estimated valuepricier than$591,63647% of homes50% of homes32% of homes
Price per ft²pricier than$740almost all homesalmost all homes63% of homes
Living areabigger than800 ft²5% of homes8% of homes17% of homes
Lot sizebigger than704 ft²3% of homes5% of homes12% of homes
Year builtnewer than198586% of homes85% of homes80% of homes

About 5 Rev Robert M Costello Pl

How much is 5 Rev Robert M Costello Pl, Dorchester, MA worth?

The TopHap Estimate for 5 Rev Robert M Costello Pl, Dorchester, MA is $591,636 as of Aug 30, 2026. The likely range is $571,355 to $611,917. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 5 Rev Robert M Costello Pl, Dorchester, MA last sell?

5 Rev Robert M Costello Pl, Dorchester, MA last sold on Jan 29, 2004 for $240,000, according to the county's recorded deed. TopHap holds 5 recorded sales for this parcel.

How big is 5 Rev Robert M Costello Pl, Dorchester, MA?

5 Rev Robert M Costello Pl, Dorchester, MA has 2 bedrooms, 1 bathrooms, 800 square feet of living space and a 0.02-acre lot.

When was 5 Rev Robert M Costello Pl, Dorchester, MA built?

5 Rev Robert M Costello Pl, Dorchester, MA was built in 1985, making it 41 years old. The building has 2 stories.

What schools serve 5 Rev Robert M Costello Pl, Dorchester, MA?

5 Rev Robert M Costello Pl, Dorchester, MA is assigned to Thomas J. Kenny Elementary School (elementary), rated C+; Richard J. Murphy K-8 School (middle), rated B-; Dr. William Henderson Upper School (high), rated D+. All sit in Boston School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 5 Rev Robert M Costello Pl, Dorchester, MA compare to other homes in Dorchester 02122?

Among the 4,918 homes in Dorchester 02122, it is worth more than 50% of them ($591,636 against a typical $593,433), its price per square foot is higher than almost all of them ($740 against a typical $470), it is bigger than 8% of them (800 ft² against a typical 1,924 ft²), its lot is bigger than 5% of them (704 ft² against a typical 3,441 ft²) and it is newer than 85% of them (1985 against a typical 1910). Measured against all of Suffolk County, it is worth more than 32% 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 5 Rev Robert M Costello Pl, Dorchester, MA?

The 2025 property tax bill for 5 Rev Robert M Costello Pl, Dorchester, MA was $4,662. The county assessed it at $402,600.

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