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CondominiumResidential

170 Main St

WATERTOWN, MA 02472
0.22 ac
Lot SizeThe size of the land the home sits on, from county records.
1989
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
Built 19894 floors14 units624–1,082 ft²
$5.9M
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.
$401K
Median unit valueThe middle unit value in this building by our estimate: half the units are worth more, half less.
$595
Median $/ft²The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.

+2.0%vs the Watertown ZIP median sale $/ft² ($583)

Sales Performance

—
Median sale (12 mo)The middle sale price among this building's units that sold in the last 12 months, from recorded deeds.
—
1-yr changeHow the building's median sale price over the last 12 months compares with the 12 months before that.
0
Sales (12 mo)Units in this building that sold in the last 12 months, from recorded arms-length deeds.
0.0%
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 5.5 yrsfrom 24 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
19891997199920032005200920132022
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
19891997199920032005200920132022

39 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.
$379K$428K$477K$527K624 ft²716 ft²807 ft²899 ft²990 ft²1,082 ft²
1 bd2 bd
1 bed
10 units
2 bed
4 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.
1 bd · 1 ba · 624 ft²
3 units
1 bd · 1 ba · 639 ft²
3 units
1 bd · 1 ba · 644 ft²
2 units
1 bd · 1 ba · 653 ft²
2 units
2 bd · 2 ba · 893 ft²
2 units
2 bd · 2 ba · 1,082 ft²
2 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.

$379K–$387K
5 units
$398K–$407K
4 units
$433K–$433K
1 unit
$442K–$442K
1 unit
$457K–$457K
1 unit
$524K–$527K
2 units

Value by Floor & LineAverage estimated price per square foot by floor range, using unit numbers to infer floors. Higher floors usually price higher — the gap shows how much the view is worth here.

Floor 2
$571/ft²
Floor 3
$603/ft²
Floor 4
$575/ft²

Ownership & Financing

Owner-occupiedThe share of units where the owner lives in the unit, per county records. The rest are second homes or rentals.79%
Company-ownedUnits owned through an LLC, trust, or other company — a rough proxy for investor ownership.7%
Typical owner tenureThe middle number of years since each unit last changed hands — how long the current owners have been in place.20.6 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.39%
Median owner equityThe middle dollar amount of equity (value minus loans) unit owners hold in this building.$394,444
Median tax billThe middle annual property tax bill among the building's units.$4,352
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 403Oct 28, 2022$455,000Unit 306Oct 7, 2022$365,000Unit 305Nov 8, 2018$365,000Unit 203Jul 7, 2015$355,000Unit 305Jun 3, 2013$250,000Unit 203May 3, 2010$265,950Unit 206Jul 30, 2009$205,000Unit 305Apr 30, 2008$241,500Unit 304Apr 14, 2008$305,000Unit 403Jan 2, 2008$321,000

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
StyleThe architectural style of the home, such as ranch or colonial.Condo/Apartment
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.Roll Tar & Gravel
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Yes
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.

M
Watertown Middle SchoolB-
Middle · Grades 6–8 · 0.4 mi
H
Watertown High SchoolC+
High · Grades 9–12 · 0.6 mi
E
J. R. Lowell Elementary SchoolA-
Elementary · Grades KG–5 · 0.7 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.

170 Main St # 201
1 bd · 1 ba · 624 ft²
$387K
170 Main St # 202
1 bd · 1 ba · 639 ft²
$381K
170 Main St # 203
2 bd · 2 ba · 893 ft²
$457K
170 Main St # 204
2 bd · 2 ba · 1,082 ft²
$524K
170 Main St # 205
1 bd · 1 ba · 644 ft²
$382K
170 Main St # 206
1 bd · 1 ba · 653 ft²
$407K
170 Main St # 301
1 bd · 1 ba · 624 ft²
$402K
170 Main St # 302
1 bd · 1 ba · 639 ft²
$401K
170 Main St # 304
2 bd · 2 ba · 1,082 ft²
$527K
170 Main St # 305
1 bd · 1 ba · 644 ft²
$433K
170 Main St # 306
1 bd · 1 ba · 653 ft²
$382K
170 Main St # 401
1 bd · 1 ba · 624 ft²
$398K
170 Main St # 402
1 bd · 1 ba · 639 ft²
$379K
170 Main St # 403
2 bd · 2 ba · 893 ft²
$442K

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

About 170 Main St

How many units are in 170 Main St, Watertown, MA?

170 Main St, Watertown, MA has 14 residential units across 4 floors, built in 1989, according to county assessor records.

What is a unit at 170 Main St, Watertown, MA worth?

The median TopHap Estimate across the 14 units at 170 Main St, Watertown, MA is $401,396. That works out to $595 per square foot. Units run from 624 to 1,082 square feet. Estimates are modelled from recorded sales and assessments, not appraisals.

Is 170 Main St, Watertown, MA expensive for Watertown?

Units at 170 Main St, Watertown, MA carry a median of $595 per square foot, 2% above the Watertown median of $583 per square foot.

How often do units sell at 170 Main St, Watertown, MA?

0 units at 170 Main St, Watertown, MA sold in the last 12 months, out of 39 recorded arms-length sales all time. That is a turnover rate of 0.0% of the building per year.

Have units at 170 Main St, Watertown, MA appreciated?

Across 24 repeat sales of the same unit, 170 Main 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 5.5 years.

What floor plans does 170 Main St, Watertown, MA have?

The most common plan at 170 Main St, Watertown, MA is a 1-bedroom of 624 square feet, repeated 3 times, with a median estimate of $398,486. TopHap identifies 6 recurring plans in the building.

More homes on Main St

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Assigned schools

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