81 Summer Street
Somerville, Boston · 81 Summer Street
81 Summer Street in Somerville, Boston has 35 recorded condominium sales dating back to 2005, a median sale price of $269K and an average of $522 per square foot. Every figure below is drawn from recorded deeds — not listings, not estimates.
81 Summer Street is one of 100 condo buildings CURVE covers in Somerville, where the median recorded price is $461 per square foot. By that measure it ranks #52 of 98 in the neighborhood.
The record
Sales activity
Recorded sales by year
Every deed recorded in 81 Summer Street, by year, with that year's median price.
Sales by price point
How 35 recorded sales distribute across the price ladder.
10 most recent sales
| Unit | Date | Beds | Type | Price | $/SF | Change |
|---|---|---|---|---|---|---|
| 16 | 5/29/2026 | — | Resale 1 | $500K | $775 | +88% |
| 10 | 4/2/2026 | — | Resale 3 | $515K | $798 | +15% |
| 17 | 10/24/2025 | — | Resale 2 | $500K | $746 | +18% |
| 9 | 5/27/2025 | — | Resale 1 | $465K | $721 | +75% |
| 8 | 6/24/2024 | — | Resale 2 | $302K | $901 | +90% |
| 2 | 9/16/2022 | — | Resale 2 | $351K | $856 | +25% |
| 13 | 2/28/2022 | — | Resale 2 | $420K | $656 | +24% |
| 6 | 5/3/2021 | — | Resale 2 | $455K | $684 | +75% |
| 17 | 8/10/2020 | — | Resale 1 | $425K | $634 | +53% |
| 10 | 3/16/2020 | — | Resale 2 | $447K | $693 | +82% |
The full 81 Summer Street record
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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 81 Summer Street?
35 recorded sales, going back to 2005, of which 21 are resales. This page shows the 10 most recent; members see all of them.
What has 81 Summer Street done over time?
Resales in the building have changed hands at an average of +46.9% against their prior recorded price, after an average hold of 6.7 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.