Skip to content
Skip to content
TopHapOpen in map
CondominiumResidential
$598,313$407 / 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 86How 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 $580,000 on Jun 30, 2025

27 UNION ST

NATICK, MA 01760
3
Beds
2
Baths
1,470 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.
0.28 ac
Lot SizeThe size of the land the home sits on, from county records.
1900
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$598K
$517K low$679K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$580,000 · Jun 30, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,143 (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.$513,600 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$513,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$624,530

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.38
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
8
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
60
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
92
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
32
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

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
StyleThe architectural style of the home, such as ranch or colonial.Condo/Apartment
CountyMIDDLESEX
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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(1)

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
Lilja Elementary SchoolB
Elementary · Grades KG–4 · 1.0 mi
H
Natick High SchoolA
High · Grades 9–12 · 1.3 mi
M
Wilson Middle SchoolA
Middle · Grades 5–8 · 1.6 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%

Owner Tools

Do you own this home?
Claim this home

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

27 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.

  • Worth less than 83% of homes in Natick 01760
  • Costs less per square foot than 84% of homes in Natick 01760
  • Smaller than 67% of homes in Middlesex County
  • Older than 89% of 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 17% 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$598,313
CheaperTypical $856,748Pricier

Pricier than 17% of homes nearby

Price per ft²$407
CheaperTypical $487Pricier

Pricier than 16% of homes nearby

Living area1,470 ft²
SmallerTypical 1,705 ft²Bigger

Bigger than 36% of homes nearby

Lot size0.28 ac
SmallerTypical 0.33 acBigger

Bigger than 42% of homes nearby

Year built1900
OlderTypical 1957Newer

Newer than 11% of homes nearby

How 27 Union St ranks against every home in each area.
MeasureThis homeNatick 01760Middlesex County
Estimated valuepricier than$598,31317% of homes25% of homes
Price per ft²pricier than$40716% of homes35% of homes
Living areabigger than1,470 ft²36% of homes33% of homes
Lot sizebigger than0.28 ac42% of homes47% of homes
Year builtnewer than190011% of homes15% of homes

About 27 Union St

How much is 27 Union St, Natick, MA worth?

The TopHap Estimate for 27 Union St, Natick, MA is $598,313 as of Sep 24, 2026. The likely range is $517,260 to $679,366. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 27 Union St, Natick, MA last sell?

27 Union St, Natick, MA last sold on Jun 30, 2025 for $580,000, according to the county's recorded deed.

How big is 27 Union St, Natick, MA?

27 Union St, Natick, MA has 3 bedrooms, 2 bathrooms and 1,470 square feet of living space.

When was 27 Union St, Natick, MA built?

27 Union St, Natick, MA was built in 1900, making it 126 years old. It is a condo/apartment home. The building has 2 stories.

What schools serve 27 Union St, Natick, MA?

27 Union St, Natick, MA is assigned to Lilja Elementary School (elementary), rated B; Natick High School (high), rated A; Wilson 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 27 Union St, Natick, MA compare to other homes in Natick 01760?

Among the 12,050 homes in Natick 01760, it is worth more than 17% of them ($598,313 against a typical $856,748), its price per square foot is higher than 16% of them ($407 against a typical $487), it is bigger than 36% of them (1,470 ft² against a typical 1,705 ft²), its lot is bigger than 42% of them (0.28 ac against a typical 0.33 ac) and it is newer than 11% of them (1900 against a typical 1957). Measured against all of Middlesex County, it is worth more than 25% 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 27 Union St, Natick, MA?

The 2025 property tax bill for 27 Union St, Natick, MA was $6,143. The county assessed it at $513,600.

More homes on Union St

Closest homes

More homes in Natick 01760

Assigned schools

Explore the area

See this home in context

Open 27 Union St on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map