CondominiumResidential
171 Swanton St
WINCHESTER, MA 01890
1985
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
Built 198480 units1,423–1,850 ft²
$57M
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.
$787K
Median unit valueThe middle unit value in this building by our estimate: half the units are worth more, half less.
$494
Median $/ft²The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.
+77.8%vs the Winchester ZIP median sale $/ft² ($278)
Sales Performance
$803K
Median sale (12 mo)The middle sale price among this building's units that sold in the last 12 months, from recorded deeds.
+3.8%
1-yr changeHow the building's median sale price over the last 12 months compares with the 12 months before that.
4
Sales (12 mo)Units in this building that sold in the last 12 months, from recorded arms-length deeds.
5.0%
Turnover (12 mo)The share of units that changed hands in the last 12 months. Around 4–6% a year is typical; much higher can signal investor churn or a wave of exits.
This building's own appreciationThe building's own appreciation: for every unit that sold twice (held over a year), we compute its yearly price change between the two sales and take the middle value. This is the cleanest read on how this specific building performs, because it compares each unit to itself.
+4.3%per yeartypical hold 7.1 yrsfrom 128 same-unit resales
Median sale price (yearly, all time)Every recorded arms-length sale in the building since records begin, grouped by year: the bars count sales and the line tracks the median price paid.MedianSales
19871993199820042009201520202026
Sale price per ft² (yearly, all time)The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.$/ft²
19871993199820042009201520202026
207 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.
2 bd3 bd
2 bed
64 units$782K · $511/ft²
3 bed
16 units$844K · $461/ft²
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 · 3 ba · 1,834 ft²
7 units$819K · $447/ft²
2 bd · 3 ba · 1,425 ft²
5 units$763K · $536/ft²
2 bd · 2 ba · 1,450 ft²
3 units$772K · $533/ft²
2 bd · 2.5 ba · 1,425 ft²
2 units$764K · $536/ft²
2 bd · 2 ba · 1,425 ft²
2 units$773K · $542/ft²
2 bd · 2.5 ba · 1,427 ft²
2 units$831K · $582/ft²
2 bd · 2 ba · 1,435 ft²
2 units$777K · $541/ft²
2 bd · 2.5 ba · 1,834 ft²
2 units$793K · $432/ft²
3 bd · 2.5 ba · 1,834 ft²
2 units$804K · $438/ft²
3 bd · 3 ba · 1,848 ft²
2 units$881K · $477/ft²
One-off layouts
51 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.
$719K–$740K
9 units
$751K–$766K
13 units
$768K–$792K
17 units
$793K–$814K
13 units
$817K–$833K
11 units
$841K–$855K
2 units
$869K–$885K
3 units
$893K–$914K
4 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.87%
Company-ownedUnits owned through an LLC, trust, or other company — a rough proxy for investor ownership.23%
Typical owner tenureThe middle number of years since each unit last changed hands — how long the current owners have been in place.12.2 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.10%
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.38%
Median owner equityThe middle dollar amount of equity (value minus loans) unit owners hold in this building.$783,194
Median tax billThe middle annual property tax bill among the building's units.$7,789
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 39May 27, 2026$805,000$503/ft²Unit 58May 5, 2026$800,000$436/ft²Unit 21May 5, 2026$770,000$420/ft²Unit 5Oct 20, 2025$900,000$488/ft²Unit 60Sep 26, 2025$738,000$405/ft²Unit 64Aug 29, 2025$825,000$452/ft²Unit 12Aug 20, 2025$785,500$547/ft²Unit 16Dec 16, 2024$773,000$541/ft²Unit 33Oct 11, 2024$735,000$516/ft²Unit 63May 24, 2024$757,000$415/ft²
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.197 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
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.1 percent flood zone
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
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, Detached
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.
HEM
Winchester High SchoolA+
High · Grades 9–12 · 0.5 mi
Lynch Elementary SchoolA-
Elementary · Grades KG–5 · 0.8 mi
McCall Middle SchoolA
Middle · Grades 6–8 · 0.9 mi
District: Winchester School District
Neighborhood · ZIP 01890These 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.23
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.109
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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.29%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.4%
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.23,604
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,661 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$195,899
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$255,940
Average tempThe average temperature here across a full year.49°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.
171 Swanton St
3 bd · 2.5 ba · 1,840 ft²
171 Swanton St Unit 2
3 bd · 3 ba · 1,850 ft²
171 Swanton St # 3
3 bd · 2.5 ba · 1,832 ft²
171 Swanton St Unit 4
2 bd · 2 ba · 1,836 ft²
171 Swanton St # 5
3 bd · 2.5 ba · 1,843 ft²
171 Swanton St Unit 6
2 bd · 2 ba · 1,601 ft²
171 Swanton St
2 bd · 2.5 ba · 1,431 ft²
171 Swanton St Unit 8
2 bd · 3 ba · 1,434 ft²
171 Swanton St # 9
2 bd · 2.5 ba · 1,428 ft²
171 Swanton St Unit 10
2 bd · 3 ba · 1,423 ft²
171 Swanton St Unit 11
2 bd · 2 ba · 1,430 ft²
171 Swanton St # 12
2 bd · 1.5 ba · 1,435 ft²
171 Swanton St # 13
2 bd · 2.5 ba · 1,427 ft²
171 Swanton St # 14
2 bd · 2.5 ba · 1,427 ft²
171 Swanton St # 15
2 bd · 2.5 ba · 1,424 ft²
171 Swanton St Unit 16
2 bd · 3 ba · 1,430 ft²
171 Swanton St
2 bd · 2.5 ba · 1,430 ft²
171 Swanton St Unit 18
2 bd · 2 ba · 1,434 ft²
171 Swanton St Unit 19
2 bd · 2 ba · 1,433 ft²
171 Swanton St Unit 20
2 bd · 3 ba · 1,427 ft²
171 Swanton St # 21
3 bd · 2.5 ba · 1,834 ft²
171 Swanton St Unit 22
2 bd · 3 ba · 1,834 ft²
171 Swanton St Unit 23
2 bd · 3 ba · 1,834 ft²
171 Swanton St Unit 24
2 bd · 3 ba · 1,834 ft²
171 Swanton St Unit 25
2 bd · 2 ba · 1,834 ft²
171 Swanton St Unit 26
2 bd · 3 ba · 1,834 ft²
171 Swanton St Unit 27
2 bd · 2 ba · 1,435 ft²
171 Swanton St Unit 28
2 bd · 3 ba · 1,435 ft²
171 Swanton St Unit 29
2 bd · 3 ba · 1,425 ft²
171 Swanton St Unit 30
2 bd · 3 ba · 1,600 ft²
171 Swanton St Unit 31
2 bd · 3 ba · 1,425 ft²
171 Swanton St Unit 32
2 bd · 3 ba · 1,425 ft²
171 Swanton St Unit 33
2 bd · 2 ba · 1,425 ft²
171 Swanton St # 34
2 bd · 2.5 ba · 1,425 ft²
171 Swanton St Unit 35
2 bd · 3 ba · 1,425 ft²
171 Swanton St Unit 36
2 bd · 2 ba · 1,425 ft²
171 Swanton St # 37
2 bd · 2.5 ba · 1,425 ft²
171 Swanton St Unit 38
2 bd · 3 ba · 1,425 ft²
171 Swanton St # 39
2 bd · 2.5 ba · 1,600 ft²
171 Swanton St # 40
2 bd · 2.5 ba · 1,834 ft²
171 Swanton St # 41
3 bd · 2.5 ba · 1,834 ft²
171 Swanton St Unit 42
2 bd · 3 ba · 1,834 ft²
171 Swanton St # 43
2 bd · 2.5 ba · 1,834 ft²
171 Swanton St Unit 44
2 bd · 3 ba · 1,834 ft²
171 Swanton St # 45
3 bd · 2.5 ba · 1,845 ft²
171 Swanton St Unit 46
3 bd · 3 ba · 1,845 ft²
171 Swanton St Unit 47
2 bd · 3 ba · 1,834 ft²
171 Swanton St Unit 48
2 bd · 3 ba · 1,603 ft²
171 Swanton St Unit 49
2 bd · 2 ba · 1,435 ft²
171 Swanton St # 50
2 bd · 2.5 ba · 1,450 ft²
171 Swanton St Unit 51
2 bd · 2 ba · 1,440 ft²
171 Swanton St Unit 52
2 bd · 2 ba · 1,450 ft²
171 Swanton St Unit 53
2 bd · 2 ba · 1,443 ft²
171 Swanton St Unit 54
2 bd · 2 ba · 1,450 ft²
171 Swanton St Unit 55
2 bd · 2 ba · 1,442 ft²
171 Swanton St # 56
2 bd · 1.5 ba · 1,607 ft²
171 Swanton St Unit 57
3 bd · 3 ba · 1,848 ft²
171 Swanton St Unit 58
2 bd · 3 ba · 1,833 ft²
171 Swanton St Unit 59
2 bd · 2 ba · 1,822 ft²
171 Swanton St Unit 60
2 bd · 3 ba · 1,824 ft²
171 Swanton St Unit 61
3 bd · 2 ba · 1,836 ft²
171 Swanton St Unit 62
2 bd · 2 ba · 1,829 ft²
171 Swanton St # 63
2 bd · 2.5 ba · 1,823 ft²
171 Swanton St # 64
2 bd · 1.5 ba · 1,825 ft²
171 Swanton St Unit 65
3 bd · 3 ba · 1,830 ft²
171 Swanton St # 66
3 bd · 2.5 ba · 1,825 ft²
171 Swanton St Unit 67
2 bd · 3 ba · 1,605 ft²
171 Swanton St Unit 68
2 bd · 3 ba · 1,442 ft²
171 Swanton St # 69
2 bd · 1.5 ba · 1,443 ft²
171 Swanton St Unit 70
2 bd · 2 ba · 1,450 ft²
171 Swanton St Unit 71
2 bd · 2 ba · 1,448 ft²
171 Swanton St # 72
2 bd · 2.5 ba · 1,440 ft²
171 Swanton St # 73
2 bd · 1.5 ba · 1,596 ft²
171 Swanton St Unit 74
3 bd · 3 ba · 1,836 ft²
171 Swanton St Unit 75
3 bd · 3 ba · 1,848 ft²
171 Swanton St Unit 76
2 bd · 2 ba · 1,830 ft²
171 Swanton St # 77
3 bd · 2.5 ba · 1,826 ft²
171 Swanton St # 78
3 bd · 2.5 ba · 1,842 ft²
171 Swanton St Unit 79
2 bd · 3 ba · 1,835 ft²
171 Swanton St Unit 80
2 bd · 3 ba · 1,830 ft²
Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.
About 171 Swanton St
How many units are in 171 Swanton St, Winchester, MA?
171 Swanton St, Winchester, MA has 80 residential units across built in 1984, according to county assessor records.
What is a unit at 171 Swanton St, Winchester, MA worth?
The median TopHap Estimate across the 80 units at 171 Swanton St, Winchester, MA is $786,866. That works out to $494 per square foot. Units run from 1,423 to 1,850 square feet. Estimates are modelled from recorded sales and assessments, not appraisals.
Is 171 Swanton St, Winchester, MA expensive for Winchester?
Units at 171 Swanton St, Winchester, MA carry a median of $494 per square foot, 78% above the Winchester median of $278 per square foot.
How often do units sell at 171 Swanton St, Winchester, MA?
4 units at 171 Swanton St, Winchester, MA sold in the last 12 months, out of 207 recorded arms-length sales all time. That is a turnover rate of 5.0% of the building per year. The median sale over that period was $803K.
Have units at 171 Swanton St, Winchester, MA appreciated?
Across 128 repeat sales of the same unit, 171 Swanton St, Winchester, MA returned a median 4.3% 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 7.1 years.
What floor plans does 171 Swanton St, Winchester, MA have?
The most common plan at 171 Swanton St, Winchester, MA is a 2-bedroom of 1,834 square feet, repeated 7 times, with a median estimate of $818,976. TopHap identifies 10 recurring plans in the building.
More homes on Swanton St
- 171 Swanton St # 7$730K2 bd · 2.5 ba · 1,431 ft² · Sold $730K · Aug 2026
- 200 Swanton St # 228$331K1 bd · 1 ba · 606 ft² · Sold $330K · Jul 2026
- 200 Swanton St # 538$251K1 bd · 1 ba · 394 ft² · Sold $250K · Jun 2026
- 237 Swanton St$2M4 bd · 4.5 ba · 3,942 ft² · Sold $1.9M · May 2026
- 171 Swanton St # 39$809K2 bd · 2.5 ba · 1,600 ft² · Sold $805K · May 2026
- 200 Swanton St # T28$357K1 bd · 1 ba · 634 ft² · Sold $355K · May 2026
- 171 Swanton St # 21$774K3 bd · 2.5 ba · 1,834 ft² · Sold $770K · May 2026
- 171 Swanton St # 73$727K2 bd · 1.5 ba · 1,596 ft² · Sold $723K · Apr 2026
- 200 Swanton St # 636$272K1 bd · 1 ba · 394 ft² · Sold $270K · Mar 2026
- 200 Swanton St # 434$262K1 bd · 1 ba · 388 ft² · Sold $260K · Feb 2026
- 200 Swanton St # 234$260K1 ba · 388 ft² · Sold $258K · Feb 2026
- 46 Swanton St # 486 bd · 3 ba · 3,233 ft² · Sold $1.3M · Jan 2026
Closest homes
- 171 Swanton St Unit 11$758K0 ft · 2 bd · 2 ba · 1,430 ft² · Sold $358K · Mar 2007
- 171 Swanton St$800K0 ft · 2 bd · 2.5 ba · 1,823 ft² · Sold $757K · May 2024
- 171 Swanton St Unit 38$762K0 ft · 2 bd · 3 ba · 1,425 ft² · Sold Jul 2023
- 171 Swanton St$831K0 ft · 2 bd · 2.5 ba · 1,424 ft² · Sold $633K · Sep 2020
- 171 Swanton St Unit 4$781K0 ft · 2 bd · 2 ba · 1,836 ft² · Sold Aug 2019
- 171 Swanton St Unit 23$828K0 ft · 2 bd · 3 ba · 1,834 ft² · Sold $463K · Mar 2006
- 171 Swanton St Unit 19$772K0 ft · 2 bd · 2 ba · 1,433 ft² · Sold $225K · May 1999
- 171 Swanton St Unit 27$786K0 ft · 2 bd · 2 ba · 1,435 ft² · Sold $703K · Oct 2023
More homes in Winchester 01890
- 16 Glenwood Ave6 bd · 4.5 ba · 6,554 ft² · Sold $1.8M · Sep 2026
- 9 Watson Pl$746K3 bd · 1 ba · 981 ft² · Sold $760K · Aug 2026
- 78 Bacon St$2.3M5 bd · 3.5 ba · 3,492 ft² · Sold $2.3M · Aug 2026
- 52 Salem St$1.2M3 bd · 2.5 ba · 2,004 ft² · Sold $1.2M · Aug 2026
- 2 Everett Ave$3.2M6 bd · 4 ba · 6,148 ft² · Sold $3.2M · Aug 2026
- 8 Hawthorne Rd$1.8M5 bd · 2.5 ba · 3,315 ft² · Sold $1.8M · Aug 2026
- 22 Salem St2 bd · 1 ba · 793 ft² · Sold $615K · Aug 2026
- 18 Graystone Cir$1.7M2 bd · 2.5 ba · 2,574 ft² · Sold $1.8M · Aug 2026
- 12 Niles Ln$3.8M4 bd · 5 ba · 5,744 ft² · Sold $3.8M · Aug 2026
- 15 Cabot St$2.2M4 bd · 2.5 ba · 2,949 ft² · Sold $2.2M · Aug 2026
- 24 Fletcher St$1.3M4 bd · 2.5 ba · 2,055 ft² · Sold $1.2M · Aug 2026
- 14 Rangeley Rdg$1.5M2 bd · 2 ba · 2,036 ft² · Sold $1.5M · Aug 2026
Assigned schools
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