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CondominiumResidential
$695,537$785 / 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 Sep 24, 2026
Last sold for $470,000 on Aug 28, 2015

429 NORFOLK ST

SOMERVILLE, MA 02143
Building report
1
Beds
1.5
Baths
886 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.
0.53 ac
Lot SizeThe size of the land the home sits on, from county records.
2003
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
4
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$696K
$673K low$718K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$470,000 · Aug 28, 2015

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,727 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$612,700 (2026)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$612,700
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$598,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$661,051

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.39 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.80%
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.Condominium
CountyMIDDLESEX
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Hot Water
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(3)

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
Albert F. Argenziano School at Lincoln ParkC
Elementary · Grades PK–8 · 0.3 mi
H
Somerville High SchoolC
High · Grades 9–12 · 0.9 mi

District: Somerville School District

Neighborhood · ZIP 02143These 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.136
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.106
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.75

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.38%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.6%
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.26,484
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.17,570 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$113,148
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$143,076
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

429 Norfolk St 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 76% of homes in Union Square / Prospect Hill
  • Costs more per square foot than 92% of homes in Middlesex County
  • Smaller than 93% of homes in Middlesex County
  • Among the largest lots in Union Square / Prospect Hill
  • Newer than 93% of homes in Union Square / Prospect Hill

What homes are worth in Somerville 02143

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

This home
$418K$2M

This home is worth more than 24% of homes in Somerville 02143.

How it measures up in Somerville 02143

The dot is this home. The mark in the middle is the typical home in Somerville 02143.

Estimated value$695,537
CheaperTypical $894,100Pricier

Pricier than 24% of homes nearby

Price per ft²$785
CheaperTypical $772Pricier

Pricier than 54% of homes nearby

Living area886 ft²
SmallerTypical 1,757 ft²Bigger

Bigger than 14% of homes nearby

Lot size0.53 ac
SmallerTypical 4,095 ft²Bigger

Bigger than 94% of homes nearby

Year built2003
OlderTypical 1900Newer

Newer than 90% of homes nearby

How 429 Norfolk St ranks against every home in each area.
MeasureThis homeUnion Square / Prospect HillSomerville 02143Middlesex County
Estimated valuepricier than$695,53724% of homes24% of homes38% of homes
Price per ft²pricier than$78546% of homes54% of homes92% of homes
Living areabigger than886 ft²14% of homes14% of homes7% of homes
Lot sizebigger than0.53 acalmost all homes94% of homes66% of homes
Year builtnewer than200393% of homes90% of homes90% of homes

About 429 Norfolk St

How much is 429 Norfolk St, Somerville, MA worth?

The TopHap Estimate for 429 Norfolk St, Somerville, MA is $695,537 as of Sep 24, 2026. The likely range is $673,483 to $717,592. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 429 Norfolk St, Somerville, MA last sell?

429 Norfolk St, Somerville, MA last sold on Aug 28, 2015 for $470,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 429 Norfolk St, Somerville, MA?

429 Norfolk St, Somerville, MA has 1 bedrooms, 1.5 bathrooms and 886 square feet of living space.

When was 429 Norfolk St, Somerville, MA built?

429 Norfolk St, Somerville, MA was built in 2003, making it 23 years old. The building has 2 stories.

What schools serve 429 Norfolk St, Somerville, MA?

429 Norfolk St, Somerville, MA is assigned to Albert F. Argenziano School at Lincoln Park (elementary), rated C; Somerville High School (high), rated C. All sit in Somerville School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 429 Norfolk St, Somerville, MA compare to other homes in Somerville 02143?

Among the 5,955 homes in Somerville 02143, it is worth more than 24% of them ($695,537 against a typical $894,100), its price per square foot is higher than 54% of them ($785 against a typical $772), it is bigger than 14% of them (886 ft² against a typical 1,757 ft²), its lot is bigger than 94% of them (0.53 ac against a typical 4,095 ft²) and it is newer than 90% of them (2003 against a typical 1900). Measured against all of Middlesex County, it is worth more than 38% 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 429 Norfolk St, Somerville, MA?

The 2026 property tax bill for 429 Norfolk St, Somerville, MA was $6,727. The county assessed it at $612,700.

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