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CondominiumResidential

53 River St

BILLERICA, MA 01821
4.89 ac
Lot SizeThe size of the land the home sits on, from county records.
2002
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
Built 20026 floors24 units1,602–2,534 ft²
$14M
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.
$605K
Median unit valueThe middle unit value in this building by our estimate: half the units are worth more, half less.
$345
Median $/ft²The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.

-13.8%vs the Billerica ZIP median sale $/ft² ($400)

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.
+3.8%per yeartypical hold 6.2 yrsfrom 32 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
20022005200820112013201820212025
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
20022005200820112013201820212025

58 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.
$538K$608K$678K$747K1,602 ft²1,788 ft²1,975 ft²2,161 ft²2,348 ft²2,534 ft²
Studio
Studio
24 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.
Studio · 1.5 ba · 1,626 ft²
2 units
Studio · 1.5 ba · 1,632 ft²
2 units
Studio · 1.5 ba · 1,720 ft²
2 units
One-off layouts
18 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.

$538K–$563K
8 units
$565K–$588K
3 units
$600K–$616K
3 units
$621K–$640K
6 units
$669K–$669K
1 unit
$671K–$674K
2 units
$747K–$747K
1 unit

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.

Floors 1–2
$345/ft²
Floor 3
$349/ft²
Floor 4
$342/ft²
Floor 5
$346/ft²
Floor 6
$338/ft²
Unit lines by $/ft²Condo units stacked vertically share a unit line — the last digits of the unit number (like 05 in 1205, 1305, 1405). Lines share a layout and exposure, so comparing estimated $/ft² by line shows which position in the building commands a premium.
Line ·01
$349/ft²
Line ·03
$349/ft²
Line ·02
$347/ft²
Line ·04
$335/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.100%
Company-ownedUnits owned through an LLC, trust, or other company — a rough proxy for investor ownership.13%
Typical owner tenureThe middle number of years since each unit last changed hands — how long the current owners have been in place.10.3 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.67%
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.41%
Median owner equityThe middle dollar amount of equity (value minus loans) unit owners hold in this building.$591,023
Median tax billThe middle annual property tax bill among the building's units.$5,897
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 203Mar 12, 2025$608,000Unit 503May 30, 2024$552,500Unit 401Sep 24, 2021$470,000Unit 501Feb 25, 2021$411,000Unit 404May 18, 2020$445,000Unit 304Dec 10, 2019$410,000Unit 603Nov 29, 2019$395,000Unit 302Jul 16, 2018$436,000Unit 601Jan 16, 2018$379,900Unit 403May 19, 2017$375,000

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
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
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
Billerica Memorial High SchoolC
High · Grades 8–12 · 0.2 mi
E
ParkerA-
Elementary · Grades KG–4 · 0.2 mi
M
Marshall Middle SchoolB-
Middle · Grades 5–7 · 0.8 mi

District: Billerica School District

Neighborhood · ZIP 01821These 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.40
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.100
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.82

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.98%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.28%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.31,495
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,857 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$133,460
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$152,991
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%

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.

53 River St # 101
1.5 ba · 1,622 ft²
$539K
53 River St # 102
1.5 ba · 1,626 ft²
$565K
53 River St # 103
1.5 ba · 1,602 ft²
$542K
53 River St # 201
1.5 ba · 1,626 ft²
$538K
53 River St # 202
1.5 ba · 1,624 ft²
$555K
53 River St # 203
2.5 ba · 1,634 ft²
$623K
53 River St # 301
1.5 ba · 1,715 ft²
$624K
53 River St # 302
1.5 ba · 1,720 ft²
$621K
53 River St # 303
1.5 ba · 1,720 ft²
$631K
53 River St # 304
1.5 ba · 2,221 ft²
$671K
53 River St # 401
2 ba · 1,768 ft²
$674K
53 River St # 402
2.5 ba · 1,784 ft²
$634K
53 River St # 403
2.5 ba · 1,943 ft²
$610K
53 River St # 404
1.5 ba · 2,115 ft²
$669K
53 River St # 501
1.5 ba · 1,644 ft²
$588K
53 River St # 502
2.5 ba · 1,643 ft²
$545K
53 River St # 503
2.5 ba · 1,642 ft²
$574K
53 River St # 504
1.5 ba · 1,642 ft²
$563K
53 River St # 505
1.5 ba · 1,840 ft²
$640K
53 River St # 601
1.5 ba · 1,816 ft²
$600K
53 River St # 602
1.5 ba · 1,632 ft²
$562K
53 River St # 603
1.5 ba · 1,632 ft²
$563K
53 River St # 604
1.5 ba · 1,634 ft²
$616K
53 River St # 605
2 ba · 2,534 ft²
$747K

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

About 53 River St

How many units are in 53 River St, Billerica, MA?

53 River St, Billerica, MA has 24 residential units across 6 floors, built in 2002, according to county assessor records.

What is a unit at 53 River St, Billerica, MA worth?

The median TopHap Estimate across the 24 units at 53 River St, Billerica, MA is $605,382. That works out to $345 per square foot. Units run from 1,602 to 2,534 square feet. Estimates are modelled from recorded sales and assessments, not appraisals.

Is 53 River St, Billerica, MA expensive for Billerica?

Units at 53 River St, Billerica, MA carry a median of $345 per square foot, 14% below the Billerica median of $400 per square foot.

How often do units sell at 53 River St, Billerica, MA?

0 units at 53 River St, Billerica, MA sold in the last 12 months, out of 58 recorded arms-length sales all time. That is a turnover rate of 0.0% of the building per year.

Have units at 53 River St, Billerica, MA appreciated?

Across 32 repeat sales of the same unit, 53 River St, Billerica, MA returned a median 3.8% 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 6.2 years.

What floor plans does 53 River St, Billerica, MA have?

The most common plan at 53 River St, Billerica, MA is a 0-bedroom of 1,626 square feet, repeated 2 times, with a median estimate of $551,375. TopHap identifies 3 recurring plans in the building.

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