CondominiumResidential
20 Amherst St
ROSLINDALE, MA 02131
1,002 ft²
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.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.
Built 19002 units1,002–1,692 ft²
$1.5M
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.
$765K
Median unit valueThe middle unit value in this building by our estimate: half the units are worth more, half less.
$589
Median $/ft²The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.
+11.9%vs the Roslindale ZIP median sale $/ft² ($526)
Sales Performance
—
Median sale (12 mo)The middle sale price among this building's units that sold in the last 12 months, from recorded deeds.
—
1-yr changeHow the building's median sale price over the last 12 months compares with the 12 months before that.
0
Sales (12 mo)Units in this building that sold in the last 12 months, from recorded arms-length deeds.
0.0%
Turnover (12 mo)The share of units that changed hands in the last 12 months. Around 4–6% a year is typical; much higher can signal investor churn or a wave of exits.
Median sale price (yearly, all time)Every recorded arms-length sale in the building since records begin, grouped by year: the bars count sales and the line tracks the median price paid.MedianSales
20122016201820192022
Sale price per ft² (yearly, all time)The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.$/ft²
20122016201820192022
6 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.
3 bed
2 units$765K · $589/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.0%
Typical owner tenureThe middle number of years since each unit last changed hands — how long the current owners have been in place.5.4 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.66%
Median owner equityThe middle dollar amount of equity (value minus loans) unit owners hold in this building.$800,839
Median tax billThe middle annual property tax bill among the building's units.$7,857
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.
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
CountySUFFOLK
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.2012
Lot (acres)The size of the land the home sits on, from county records.0.02
RoofThe main material covering the roof, such as asphalt shingle or tile.Slate
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
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.
EMH
Charles Sumner Elementary SchoolD+
Elementary · Grades PK–5 · 0.3 mi
Washington Irving Middle School
Middle · Grades 6–8 · 0.4 mi
Another Course To CollegeF
High · Grades 9–12 · 1.6 mi
District: Boston School District
Neighborhood · ZIP 02131These 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.70
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.105
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.73
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.26%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
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.29,422
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.10,044 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$104,779
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$134,833
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.48 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.
Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.
About 20 Amherst St
How many units are in 20 Amherst St, Roslindale, MA?
20 Amherst St, Roslindale, MA has 2 residential units across built in 1900, according to county assessor records.
What is a unit at 20 Amherst St, Roslindale, MA worth?
The median TopHap Estimate across the 2 units at 20 Amherst St, Roslindale, MA is $764,772. That works out to $589 per square foot. Units run from 1,002 to 1,692 square feet. Estimates are modelled from recorded sales and assessments, not appraisals.
Is 20 Amherst St, Roslindale, MA expensive for Roslindale?
Units at 20 Amherst St, Roslindale, MA carry a median of $589 per square foot, 12% above the Roslindale median of $526 per square foot.
How often do units sell at 20 Amherst St, Roslindale, MA?
0 units at 20 Amherst St, Roslindale, MA sold in the last 12 months, out of 6 recorded arms-length sales all time. That is a turnover rate of 0.0% of the building per year.
Have units at 20 Amherst St, Roslindale, MA appreciated?
Across 4 repeat sales of the same unit, 20 Amherst St, Roslindale, MA returned a median 7.3% 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 3.9 years.
Closest homes
- 20 Amherst St$858K0 ft · 3 bd · 2.5 ba · 1,692 ft² · Sold $749K · Aug 2022
- 16 Amherst St # 1850 ft · 6 bd · 4 ba · 2,534 ft² · Sold $1.1M · Jan 2024
- 24 Amherst St50 ft · 5 bd · 2 ba · 2,146 ft² · Sold $126K · Oct 1992
- 12 Amherst St100 ft · 4 bd · 2 ba · 1,988 ft² · Sold $600K · Feb 2025
- 30 Amherst St102 ft · 7 bd · 3 ba · 3,168 ft²
- 57 Birch St$755K113 ft · 3 bd · 1.5 ba · 1,974 ft² · Sold Jan 1900
- 53 Birch St99 ft · 4 bd · 2 ba · 2,102 ft²
- 46 Belgrade Ave Apt 8$916K126 ft · 2 bd · 2 ba · 1,249 ft²
More homes in Roslindale 02131
- 48 Farquhar St5 bd · 2 ba · 2,548 ft² · Sold $1.2M · Jul 2026
- 101 Tyndale St$799K3 bd · 1.5 ba · 1,404 ft² · Sold $792K · Jul 2026
- 108 Deforest St$650K3 bd · 1 ba · 1,208 ft² · Sold $635K · Jul 2026
- 101 Fletcher St$625K2 bd · 1 ba · 1,253 ft² · Sold $660K · Jul 2026
- 67 Cohasset St$609K2 bd · 1.5 ba · 1,391 ft² · Sold $641K · Jul 2026
- 29 Denton Ter$859K4 bd · 2 ba · 1,951 ft² · Sold $850K · Jul 2026
- 25 Pinedale Rd$370K2 bd · 1 ba · 796 ft² · Sold $362K · Jul 2026
- 224 Florence St$674K2 bd · 2 ba · 1,361 ft² · Sold $635K · Jul 2026
- 15 Hillock St$560K2 bd · 2 ba · 800 ft² · Sold $542K · Jul 2026
- 73 Bradfield Ave$699K2 bd · 2 ba · 1,288 ft² · Sold $735K · Jul 2026
- 73 Hawthorne St$845K2 bd · 2.5 ba · 1,624 ft² · Sold $965K · Jul 2026
- 135 Florence St$477K2 bd · 2 ba · 916 ft² · Sold $475K · Jul 2026
Assigned schools
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