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Single Family ResidenceResidential
$905,626$629 / 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 $702,000 on Jun 24, 2020

146 UNION ST

NATICK, MA 01760
3
Beds
1.5
Baths
1,440 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.
1.02 ac
Lot SizeThe size of the land the home sits on, from county records.
1852
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$906K
$862K low$949K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$702,000 · Jun 24, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,177 (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.$767,300 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$473,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$293,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$874,380

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.1 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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
CountyMIDDLESEX
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.2014
Lot (acres)The size of the land the home sits on, from county records.1.02
HeatingThe type of heating system in the home.Hot Water
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(4)

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
Memorial Elementary SchoolA
Elementary · Grades KG–4 · 0.5 mi
H
Natick High SchoolA
High · Grades 9–12 · 2.0 mi
M
John F. Kennedy Middle SchoolA
Middle · Grades 5–8 · 3.2 mi

District: Natick School District

Neighborhood · ZIP 01760These 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.79
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.99
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.70

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.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.7%
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.37,721
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,380 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$133,738
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$174,842
Average tempThe average temperature here across a full year.49°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

146 Union 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.

  • Costs more per square foot than 88% of homes in Natick 01760
  • Smaller than 68% of homes in Middlesex County
  • Has a bigger lot than 94% of homes in Natick 01760
  • Among the oldest homes in Natick 01760

What homes are worth in Natick 01760

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

This home
$300K$2M

This home is worth more than 57% of homes in Natick 01760.

How it measures up in Natick 01760

The dot is this home. The mark in the middle is the typical home in Natick 01760.

Estimated value$905,626
CheaperTypical $856,374Pricier

Pricier than 57% of homes nearby

Price per ft²$629
CheaperTypical $487Pricier

Pricier than 88% of homes nearby

Living area1,440 ft²
SmallerTypical 1,705 ft²Bigger

Bigger than 34% of homes nearby

Lot size1.02 ac
SmallerTypical 0.3 acBigger

Bigger than 94% of homes nearby

Year built1852
OlderTypical 1955Newer

Older than almost all homes nearby

How 146 Union St ranks against every home in each area.
MeasureThis homeNatick 01760Middlesex County
Estimated valuepricier than$905,62657% of homes63% of homes
Price per ft²pricier than$62988% of homes79% of homes
Living areabigger than1,440 ft²34% of homes32% of homes
Lot sizebigger than1.02 ac94% of homes80% of homes
Year builtnewer than1852almost no homesalmost no homes

About 146 Union St

How much is 146 Union St, Natick, MA worth?

The TopHap Estimate for 146 Union St, Natick, MA is $905,626 as of Sep 24, 2026. The likely range is $862,245 to $949,007. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 146 Union St, Natick, MA last sell?

146 Union St, Natick, MA last sold on Jun 24, 2020 for $702,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 146 Union St, Natick, MA?

146 Union St, Natick, MA has 3 bedrooms, 1.5 bathrooms, 1,440 square feet of living space and a 1.02-acre lot.

When was 146 Union St, Natick, MA built?

146 Union St, Natick, MA was built in 1852, making it 174 years old. The building has 2 stories.

What schools serve 146 Union St, Natick, MA?

146 Union St, Natick, MA is assigned to Memorial Elementary School (elementary), rated A; Natick High School (high), rated A; John F. Kennedy Middle School (middle), rated A. All sit in Natick School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 146 Union St, Natick, MA compare to other homes in Natick 01760?

Among the 12,050 homes in Natick 01760, it is worth more than 57% of them ($905,626 against a typical $856,374), its price per square foot is higher than 88% of them ($629 against a typical $487), it is bigger than 34% of them (1,440 ft² against a typical 1,705 ft²), its lot is bigger than 94% of them (1.02 ac against a typical 0.3 ac) and it is newer than almost none of them (1852 against a typical 1955). Measured against all of Middlesex County, it is worth more than 63% 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 146 Union St, Natick, MA?

The 2025 property tax bill for 146 Union St, Natick, MA was $9,177. The county assessed it at $767,300.

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