Bay Square
950 Massachusetts Avenue, Cambridge, MA 02139
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Independent brokerage page. BMN Boston Powered by SERHANT compiles public MLS listing and sales data for Bay Square; it is not the building's management company, leasing office, or HOA. Contact Bay Square directly for management, rental, or maintenance questions.
About Bay Square
Bay Square is a residential building built in 1989, located at 950 Massachusetts Avenue in Cambridge, MA 02139. The building features 1 to 2-bedroom residences ranging from 586 to 1,375 square feet , with prices from $746K to $1.2M . There is currently 1 unit available for sale. 8 units have sold in the last two years at an average price of $896K .
Monthly HOA fees at Bay Square range from $699 to $1,343 per month and commonly include Water, Sewer, Insurance . Parking is typically under, deeded, assigned, averaging 1.0 space per unit.
Figures summarize MLS listing records. Repeat listings can refer to the same residence; records tracked are not the building's total number of units.
Last updated: 2026-10-05
1 Unit For Sale at Bay Square
Unit Types at Bay Square
| Unit Type | Beds | Baths | Sq Ft | Price Range | Available |
|---|---|---|---|---|---|
| 1 Bedroom | 1 | 1 | 586 - 815 sqft | $258K - $700K | None listed |
| 2 Bedroom | 2 | 1 | 851 sqft | $300K - $696K | 1 for sale |
| 2 Bedroom | 2 | 2 | 853 - 1,375 sqft | $355K - $1.4M | 1 for sale |
Recently Sold at Bay Square
| Address | Beds/Baths | Sq Ft | List Price | Sold Price | Change | Sold Date |
|---|---|---|---|---|---|---|
| 950 Massachusetts Ave # 505, Cambridge MA 02139 | 2bd / 2ba | 923 | $965K | $925K | -4.1% | Aug 31, 2026 |
| 950 Massachusetts Ave # 307, Cambridge MA 02139 | 2bd / 2ba | 988 | $899K | $880K | -2.1% | Jun 15, 2026 |
| 950 Massachusetts Ave # 418, Cambridge MA 02139 | 2bd / 1.5ba | 853 | $835K | $805K | -3.6% | Jun 11, 2026 |
| 950 Massachusetts Ave # 504, Cambridge MA 02139 | 2bd / 2ba | 941 | $950K | $890K | -6.3% | May 14, 2026 |
| 950 Massachusetts Ave # 417, Cambridge MA 02139 | 2bd / 1.5ba | 861 | $795K | $750K | -5.7% | Dec 22, 2025 |
| 950 Massachusetts Ave. # 106, Cambridge MA 02139 | 2bd / 2ba | 875 | $894K | $746K | -16.6% | Nov 13, 2025 |
| 950 Massachusetts Ave # 412, Cambridge MA 02139 | 2bd / 2ba | 1,033 | $1.3M | $1.2M | -4% | Jun 2, 2025 |
| 950 Massachusetts Ave # 405, Cambridge MA 02139 | 2bd / 2ba | 923 | $970K | $970K | +0% | Nov 24, 2024 |
Frequently Asked Questions About Bay Square
Is BMN Boston Powered by SERHANT the management company or leasing office for Bay Square?
No. BMN Boston Powered by SERHANT is an independent real estate brokerage. We compile public MLS listing and recent-sales data for Bay Square to help buyers and sellers make informed decisions. We do not manage the building, lease units on behalf of the owner, or handle HOA matters. For management, leasing, or maintenance inquiries, please contact Bay Square directly.
How many units are for sale at Bay Square?
There are currently 1 condos for sale at Bay Square in Cambridge, MA. Prices range from $1.2M.
What is the price range at Bay Square?
Prices at Bay Square range from $746K to $1.2M based on recent listings and sales. Prices vary by unit size, floor, and finishes.
What are the unit sizes at Bay Square?
Units at Bay Square range from 586 to 1,375 square feet, with 1 to 2 bedroom configurations.
How much do condos sell for at Bay Square?
8 units have sold at Bay Square in the last two years at an average price of $896K. The average time on market was 123 days.
When was Bay Square built?
Bay Square was built in 1989 and is located at 950 Massachusetts Avenue in Cambridge, MA 02139.
What are the HOA fees at Bay Square?
Monthly HOA fees at Bay Square $699 to $1,343 per month. Based on 9 listings with HOA data on file. Fees commonly include Water, Sewer, Insurance. Actual fees vary by unit; confirm with the listing agent.
Is parking available at Bay Square?
Parking at Bay Square is typically described as under, deeded, assigned. On average, listings include 1.0 parking space. Specific arrangements (deeded, assigned, garage vs. surface) vary by unit.
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Looking to Buy or Tour at Bay Square?
BMN Boston Powered by SERHANT is a real estate brokerage that tracks every MLS listing at Bay Square. Schedule a tour, ask about a specific unit, or get instant alerts when new listings hit the market — download the app or browse all listings below.
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