Skip to content
Skip to content
TopHapOpen in map
CondominiumResidential

210 Belmont St

WATERTOWN, MA 02472
1.28 ac
Lot SizeThe size of the land the home sits on, from county records.
1982
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.
Built 198216 units1,311–1,842 ft²
$12M
All units combinedThe sum of our current value estimates for every unit in the building — roughly what the whole building's homes are worth together.
$764K
Median unit valueThe middle unit value in this building by our estimate: half the units are worth more, half less.
$486
Median $/ft²The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.

-13.3%vs the Watertown ZIP median sale $/ft² ($561)

Sales Performance

$710K
Median sale (12 mo)The middle sale price among this building's units that sold in the last 12 months, from recorded deeds.
-10.1%
1-yr changeHow the building's median sale price over the last 12 months compares with the 12 months before that.
1
Sales (12 mo)Units in this building that sold in the last 12 months, from recorded arms-length deeds.
6.3%
Turnover (12 mo)The share of units that changed hands in the last 12 months. Around 4–6% a year is typical; much higher can signal investor churn or a wave of exits.
This building's own appreciationThe building's own appreciation: for every unit that sold twice (held over a year), we compute its yearly price change between the two sales and take the middle value. This is the cleanest read on how this specific building performs, because it compares each unit to itself.
+5.1%per yeartypical hold 9.5 yrsfrom 13 same-unit resales
Median sale price (yearly, all time)Every recorded arms-length sale in the building since records begin, grouped by year: the bars count sales and the line tracks the median price paid.MedianSales
19881995199920032011201620202026
Sale price per ft² (yearly, all time)The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.$/ft²
19881995199920032011201620202026

28 arms-length sales on record for this building.

Unit Mix & Floor PlansThe building's recurring floor plans, found by grouping units with identical beds, baths and square footage in county records. Larger groups are the building's standard layouts; leftover units have one-off sizes.

Every unit: size vs estimated valueEvery unit in the building as one dot: across is its size, up is our current value estimate, and color is its bedroom count. Vertical columns of dots are recurring floor plans; the height spread within a column shows how much floor, view and condition move prices for the same layout.
$709K$776K$843K$910K1,311 ft²1,417 ft²1,523 ft²1,630 ft²1,736 ft²1,842 ft²
2 bd
2 bed
16 units
Recurring floor plansThe building's recurring floor plans, found by grouping units with identical beds, baths and square footage in county records. Larger groups are the building's standard layouts; leftover units have one-off sizes.
2 bd · 2.5 ba · 1,311 ft²
2 units
One-off layouts
14 units

Value DistributionHow the building's units spread across value ranges by our current estimates. A wide spread usually means big differences in size, floor or view.

$709K–$730K
5 units
$737K–$755K
3 units
$774K–$779K
2 units
$797K–$803K
2 units
$825K–$828K
2 units
$836K–$836K
1 unit
$910K–$910K
1 unit

Ownership & Financing

Owner-occupiedThe share of units where the owner lives in the unit, per county records. The rest are second homes or rentals.94%
Company-ownedUnits owned through an LLC, trust, or other company — a rough proxy for investor ownership.6%
Typical owner tenureThe middle number of years since each unit last changed hands — how long the current owners have been in place.9.9 yrs
Cash purchases (5 yrs)The share of purchases in the last 5 years with no mortgage recorded. High cash share is common in second-home and investor buildings.0%
Avg. loan-to-valueAverage current loan balance against unit value across the building. Low numbers mean owners hold lots of equity — a sign of financial stability.42%
Median owner equityThe middle dollar amount of equity (value minus loans) unit owners hold in this building.$761,164
Median tax billThe middle annual property tax bill among the building's units.$7,661
Pre-foreclosure noticesUnits with an active pre-foreclosure or foreclosure notice on file.0

Recent SalesThe latest recorded arms-length sales in the building, newest first.

Unit 2Apr 21, 2026$710,000Unit 5May 2, 2025$880,000Unit 1Oct 30, 2024$700,000Unit 7Mar 12, 2020$555,000Unit 16Sep 30, 2019$615,000Unit 5Jul 13, 2017$540,000Unit 14Dec 28, 2016$580,200Unit 15Aug 4, 2016$575,000Unit 12Nov 26, 2013$495,000Unit 9Dec 19, 2012$387,500

Values are TopHap estimates, not appraisals. Sales, ownership and tax figures come from recorded county documents via ATTOM and can lag by several weeks.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
CountyMIDDLESEX
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.Asphalt
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Yes
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, Basement
PoolWhether the property has a pool, and what kind, such as in-ground.No

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

E
Hosmer Elementary SchoolB+
Elementary · Grades PK–5 · 0.7 mi
M
Watertown Middle SchoolB-
Middle · Grades 6–8 · 1.7 mi
H
Watertown High SchoolB-
High · Grades 9–12 · 1.7 mi

District: Watertown School District

Neighborhood · ZIP 02472These 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.112
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 100.71

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.34%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.6%
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.35,928
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.8,689 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$115,227
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$149,103
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%

All UnitsEvery property record the county has at this street address, such as the units in a condo building. Prices shown are our estimates, not asking prices.

210 Belmont St
2 bd · 2.5 ba · 1,517 ft²
$737K
210 Belmont St
2 bd · 2.5 ba · 1,532 ft²
$716K
210 Belmont St # 3
2 bd · 2.5 ba · 1,524 ft²
$709K
210 Belmont St # 4
2 bd · 2.5 ba · 1,535 ft²
$724K
210 Belmont St # 5
2 bd · 2.5 ba · 1,509 ft²
$910K
210 Belmont St # 6
2 bd · 2.5 ba · 1,803 ft²
$825K
210 Belmont St # 7
2 bd · 2.5 ba · 1,445 ft²
$755K
210 Belmont St # 8
2 bd · 2.5 ba · 1,424 ft²
$774K
210 Belmont St # 9
2 bd · 2.5 ba · 1,311 ft²
$730K
210 Belmont St
2 bd · 2.5 ba · 1,311 ft²
$709K
210 Belmont St # 11
2 bd · 2.5 ba · 1,842 ft²
$836K
210 Belmont St # 12
2 bd · 2.5 ba · 1,623 ft²
$797K
210 Belmont St # 13
2 bd · 2.5 ba · 1,627 ft²
$779K
210 Belmont St # 14
2 bd · 2.5 ba · 1,716 ft²
$828K
210 Belmont St # 15
2 bd · 2.5 ba · 1,650 ft²
$803K
210 Belmont St # 16
2 bd · 2.5 ba · 1,487 ft²
$755K

Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

About 210 Belmont St

How many units are in 210 Belmont St, Watertown, MA?

210 Belmont St, Watertown, MA has 16 residential units across built in 1982, according to county assessor records.

What is a unit at 210 Belmont St, Watertown, MA worth?

The median TopHap Estimate across the 16 units at 210 Belmont St, Watertown, MA is $764,286. That works out to $486 per square foot. Units run from 1,311 to 1,842 square feet. Estimates are modelled from recorded sales and assessments, not appraisals.

Is 210 Belmont St, Watertown, MA expensive for Watertown?

Units at 210 Belmont St, Watertown, MA carry a median of $486 per square foot, 13% below the Watertown median of $561 per square foot.

How often do units sell at 210 Belmont St, Watertown, MA?

1 units at 210 Belmont St, Watertown, MA sold in the last 12 months, out of 28 recorded arms-length sales all time. That is a turnover rate of 6.3% of the building per year. The median sale over that period was $710K.

Have units at 210 Belmont St, Watertown, MA appreciated?

Across 13 repeat sales of the same unit, 210 Belmont St, Watertown, MA returned a median 5.1% per year. Because each pair is the same unit bought and sold, the figure is not distorted by which units traded. The median owner held for 9.5 years.

What floor plans does 210 Belmont St, Watertown, MA have?

The most common plan at 210 Belmont St, Watertown, MA is a 2-bedroom of 1,311 square feet, repeated 2 times, with a median estimate of $719,655. TopHap identifies 1 recurring plans in the building.

More homes on Belmont St

Closest homes

More homes in Watertown 02472

Assigned schools

Explore the area

See this home in context

Open 210 Belmont 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