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CondominiumResidential

91 Spring St

WATERTOWN, MA 02472
1.1 ac
Lot SizeThe size of the land the home sits on, from county records.
1984
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
Built 198415 units736–1,380 ft²
$8.6M
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.
$646K
Median unit valueThe middle unit value in this building by our estimate: half the units are worth more, half less.
$503
Median $/ft²The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.

-10.4%vs the Watertown ZIP median sale $/ft² ($561)

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.
+4.2%per yeartypical hold 6.9 yrsfrom 36 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
19871992199820032006201420202024
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
19871992199820032006201420202024

50 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.
$430K$522K$615K$707K736 ft²865 ft²994 ft²1,122 ft²1,251 ft²1,380 ft²
1 bd2 bd
1 bed
3 units
2 bed
12 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 · 1,380 ft²
8 units
2 bd · 2 ba · 1,190 ft²
3 units
One-off layouts
4 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.

$430K–$461K
3 units
$549K–$549K
1 unit
$598K–$603K
2 units
$627K–$627K
1 unit
$666K–$666K
1 unit
$691K–$707K
6 units

Ownership & Financing

Owner-occupiedThe share of units where the owner lives in the unit, per county records. The rest are second homes or rentals.73%
Company-ownedUnits owned through an LLC, trust, or other company — a rough proxy for investor ownership.0%
Typical owner tenureThe middle number of years since each unit last changed hands — how long the current owners have been in place.7.1 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.55%
Median owner equityThe middle dollar amount of equity (value minus loans) unit owners hold in this building.$659,396
Median tax billThe middle annual property tax bill among the building's units.$6,459
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 20Mar 8, 2024$725,000Unit 10Apr 26, 2023$420,000Unit 16Dec 23, 2022$445,000Unit 13May 28, 2021$570,000Unit 7Sep 16, 2020$492,000Unit 11Apr 22, 2020$475,000Unit 15Dec 11, 2019$560,000Unit 12Jul 30, 2019$553,988Unit 14May 9, 2019$545,000Unit 20Jun 15, 2018$545,000

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

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.31 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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
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.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

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

H
Watertown High SchoolB-
High · Grades 9–12 · 0.2 mi
M
Watertown Middle SchoolB-
Middle · Grades 6–8 · 0.6 mi
E
J. R. Lowell Elementary SchoolA-
Elementary · Grades KG–5 · 0.6 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.

91 Spring St # 7
2 bd · 2 ba · 1,190 ft²
$598K
91 Spring St # 8
2 bd · 2 ba · 1,190 ft²
$549K
91 Spring St
1 bd · 1 ba · 840 ft²
$461K
91 Spring St # 10
1 bd · 1 ba · 922 ft²
$430K
91 Spring St # 11
2 bd · 2 ba · 1,190 ft²
$603K
91 Spring St # 12
2 bd · 2.5 ba · 1,380 ft²
$705K
91 Spring St # 13
2 bd · 2.5 ba · 1,380 ft²
$702K
91 Spring St # 14
2 bd · 2.5 ba · 1,380 ft²
$694K
91 Spring St # 15
2 bd · 2.5 ba · 1,380 ft²
$666K
91 Spring St # 16
1 bd · 1 ba · 736 ft²
$447K
91 Spring St # 17
2 bd · 2.5 ba · 1,331 ft²
91 Spring St # 18
2 bd · 2.5 ba · 1,380 ft²
$691K
91 Spring St # 19
2 bd · 2.5 ba · 1,380 ft²
$693K
91 Spring St # 20
2 bd · 2.5 ba · 1,380 ft²
$707K
91 Spring St # 21
2 bd · 2.5 ba · 1,380 ft²
$627K

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

About 91 Spring St

How many units are in 91 Spring St, Watertown, MA?

91 Spring St, Watertown, MA has 15 residential units across built in 1984, according to county assessor records.

What is a unit at 91 Spring St, Watertown, MA worth?

The median TopHap Estimate across the 15 units at 91 Spring St, Watertown, MA is $646,107. That works out to $503 per square foot. Units run from 736 to 1,380 square feet. Estimates are modelled from recorded sales and assessments, not appraisals.

Is 91 Spring St, Watertown, MA expensive for Watertown?

Units at 91 Spring St, Watertown, MA carry a median of $503 per square foot, 10% below the Watertown median of $561 per square foot.

How often do units sell at 91 Spring St, Watertown, MA?

0 units at 91 Spring St, Watertown, MA sold in the last 12 months, out of 50 recorded arms-length sales all time. That is a turnover rate of 0.0% of the building per year.

Have units at 91 Spring St, Watertown, MA appreciated?

Across 36 repeat sales of the same unit, 91 Spring St, Watertown, MA returned a median 4.2% 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 6.9 years.

What floor plans does 91 Spring St, Watertown, MA have?

The most common plan at 91 Spring St, Watertown, MA is a 2-bedroom of 1,380 square feet, repeated 8 times, with a median estimate of $693,339. TopHap identifies 2 recurring plans in the building.

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