Commonwealth 302
Back Bay, Boston · 302 COMMONWEALTH AV
Commonwealth 302 in Back Bay, Boston has 7 recorded condominium sales dating back to 2007, a median sale price of $600K and an average of $828 per square foot. Every figure below is drawn from recorded deeds — not listings, not estimates.
Commonwealth 302 is one of 449 condo buildings CURVE covers in Back Bay, where the median recorded price is $769 per square foot. By that measure it ranks #218 of 446 in the neighborhood.
The record
Sales activity
Recorded sales by year
Every deed recorded in Commonwealth 302, by year, with that year's median price.
Sales by price point
How 7 recorded sales distribute across the price ladder.
Unit mix sold
Bedroom count across recorded sales.
7 most recent sales
| Unit | Date | Beds | Type | Price | $/SF | Change |
|---|---|---|---|---|---|---|
| C | 7/15/2026 | 1 Bed | Developer Sale | $760K | $1,153 | — |
| E | 6/12/2026 | 1 Bed | Resale 1 | $798K | $1,211 | +95% |
| D | 11/30/2009 | 1 Bed | Developer Sale | $469K | $775 | — |
| A | 7/30/2008 | 2 Beds | Developer Sale | $600K | $564 | — |
| B | 6/24/2008 | 3 Beds | Developer Sale | $2.1M | $821 | — |
| E | 10/4/2007 | 1 Bed | Developer Sale | $410K | $622 | — |
| F | 4/24/2007 | 1 Bed | Developer Sale | $385K | $650 | — |
The full Commonwealth 302 record
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More buildings in Back Bay
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 Commonwealth 302?
7 recorded sales, going back to 2007, of which 1 are resales. This page shows the 7 most recent; members see all of them.
What has Commonwealth 302 done over time?
Resales in the building have changed hands at an average of +94.6% against their prior recorded price, after an average hold of 18.7 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.