684 Massachusetts Avenue
South End, Boston · 684 MASSACHUSETTS AV · Deed-verified
684 Massachusetts Avenue in South End, Boston has 14 recorded condominium sales dating back to 2004. Every figure below is drawn from recorded deeds — not listings, not estimates.
The record
Sales activity
Recorded sales by year
Every deed recorded in 684 Massachusetts Avenue, by year, with that year's median price.
Sales by price point
How 14 recorded sales distribute across the price ladder.
Unit mix sold
Bedroom count across recorded sales.
10 most recent sales
| Unit | Date | Beds | Type | Price | $/SF | Change |
|---|---|---|---|---|---|---|
| 3 | 7/1/2026 | 2 Beds | Resale 2 | $780K | $1,040/SF | vs prior sale +20% |
| 1 | 8/26/2021 | 2 Beds | Resale 2 | $650K | $530/SF | vs prior sale +33% |
| 3 | 7/23/2021 | 2 Beds | Resale 1 | $650K | $867/SF | vs prior sale +63% |
| 2 | 4/29/2021 | 2 Beds | Resale 2 | $790K | $778/SF | vs prior sale +14% |
| 2 | 9/4/2018 | 2 Beds | Resale 1 | $690K | $679/SF | vs prior sale +44% |
| 5 | 11/15/2016 | 2 Beds | Resale 1 | $649K | $734/SF | vs prior sale +32% |
| 1 | 9/6/2013 | 2 Beds | Resale 1 | $489K | $399/SF | vs prior sale +12% |
| 4 | 6/7/2013 | 2 Beds | Resale 2 | $569K | $741/SF | vs prior sale +37% |
| 4 | 4/29/2011 | 2 Beds | Resale 1 | $415K | $540/SF | vs prior sale -1% |
| 1 | 9/7/2004 | 2 Beds | Developer Sale | $438K | $357/SF | — |
The full 684 Massachusetts Avenue record
You are seeing the summary. Members see the deeds.
- All 14 recorded sales
- Every unit's resale chain
- Buyer & seller names
- Financing & deed citations
- Condo docs + AI
- Client-ready reports
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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 684 Massachusetts Avenue?
14 recorded sales, going back to 2004, of which 9 are resales. This page shows the 10 most recent; members see all of them.
What has 684 Massachusetts Avenue done over time?
Resales in the building have changed hands at an average of +28.3% against their prior recorded price, after an average hold of 8.5 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.