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Deed-verified record

Windsor Place

Back Bay, Boston · 390 Commonwealth Ave

Windsor Place in Back Bay, Boston has 172 recorded condominium sales dating back to 1986, a median sale price of $629K and an average of $649 per square foot. Every figure below is drawn from recorded deeds — not listings, not estimates.

Windsor Place is one of 430 condo buildings CURVE covers in Back Bay, where the median recorded price is $769 per square foot. By that measure it ranks #339 of 427 in the neighborhood.

172Recorded sales
94Units
$629KMedian price
$649Avg $/SF

The record

$115.8MTotal volume
$673KAvg sale price
$3.6MHighest sale
95Resales
7.2 yrsAvg hold
+59.1%Avg appreciation
9/23/1986First close
12/31/2025Latest close

Sales activity

Recorded sales by year

Every deed recorded in Windsor Place, by year, with that year's median price.

120$1.2M$168K198620082025
Sales recorded
Median price

Sales by price point

How 172 recorded sales distribute across the price ladder.

Under $1M
148
$1M–$3M
23
$3M–$5M
1
172 sales classified

Unit mix sold

Bedroom count across recorded sales.

Studio
1
1 Bed
18
2 Beds
153

10 most recent sales

UnitDateBedsTypePrice$/SFChange
30512/31/20252 BedsResale 4$1.1M$1,170+63%
81212/18/20252 BedsResale 2$1.2M$1,002+6%
6077/8/20252 BedsDeveloper Sale$1.4M$1,370
4023/20/20252 BedsResale 3$960K$1,085+91%
5031/8/20252 BedsResale 1$1.2M$1,210+105%
21112/30/20242 BedsResale 2$1.3M$947+7%
3017/12/20242 BedsResale 4$1.1M$1,184+13%
8094/19/20241 BedResale 1$725K$1,183+38%
2062/15/20242 BedsResale 4$1.0M$1,100+41%
2059/29/20232 BedsResale 1$930K$762+50%
162 more recorded sales in Windsor PlacePlus every unit's complete resale chain, buyer and seller names, financing, and the deed citation behind each figure.

The full Windsor Place record

You are seeing the summary. Members see the deeds.

All 172 recorded salesEvery unit's resale chainBuyer & seller namesFinancing & deed citationsCondo docs + AIClient-ready reports

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More buildings in Back Bay

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About this record

Where does this data come from?

Every sale shown is a deed recorded with the Boston registry — the legal record of the transaction, not a listing or an estimate. CURVE assembles, verifies and reconciles each one to the building and the unit.

How many sales are in Windsor Place?

172 recorded sales, going back to 1986, of which 95 are resales. This page shows the 10 most recent; members see all of them.

What has Windsor Place done over time?

Resales in the building have changed hands at an average of +59.1% against their prior recorded price, after an average hold of 7.2 years.

What do members see that I don't?

The complete sales table, each unit's full chain of title, buyer and seller names, financing detail, the deed book and page behind every figure, the condo documents, and reports you can send to a client.