Third Square Apartments

303 Third St, Cambridge, MA

Third Square Apartments is a 7-story condominium building at 303 Third St in Kendall Square, Cambridge, MA, with 291 condos, built in 2007.

At a glance

• 291 condos (the municipal assessor (via MassGIS))
• Built in 2007
• 7 floors
• Units assessed $150,000–$1,979,300, median $931,150 (FY2026)

No homes in Third Square Apartments are listed right now. Ask Benjamin Realty to tell you when one comes on the market.

Recent sales in Third Square Apartments

0 units sold in the last 12 months; 1 in the last three years.

• March 2024: $820,000

Getting around

Walkability: 100 out of 100, from how close everyday places are.

Closest train and subway stops:

• Kendall/MIT (MBTA Red Line), 0.2 mi
• Lechmere (MBTA Green Line D·E), 0.6 mi
• Charles/MGH (MBTA Red Line), 0.7 mi

Closest bus stops:

• Main St @ Kendall Station - Red Line (MBTA 64 68), 0.2 mi
• Ames St @ Main St (MBTA 85), 0.3 mi
• Cambridge St @ Sciarappa St (MBTA 69), 0.5 mi

Public schools nearby

• Kennedy-Longfellow (elementary, grades PK–5), 0.4 mi
• Vassal Lane Upper School (middle, grades 6–8), 0.4 mi
• Snowden International High School (high, grades 9–12), 1.0 mi

The district decides which school serves an address. Distances are straight-line.

Questions about Third Square Apartments

How many units are in Third Square Apartments?

Third Square Apartments has 291 condos, according to the municipal assessor (via MassGIS).

When was Third Square Apartments built?

Third Square Apartments was built in 2007 and has 7 floors.

Are there homes for sale or rent in Third Square Apartments right now?

None are listed at the moment. Benjamin Realty can tell you when a home in Third Square Apartments comes on the market.

What are condos in Third Square Apartments worth?

Units are assessed from $150,000 to $1,979,300 (median $931,150) for fiscal year 2026. Assessed values are set for taxes and can differ from market value.

What is the closest T or train station to Third Square Apartments?

Kendall/MIT (MBTA Red Line) is 0.2 miles away, in a straight line.

Buildings near Third Square Apartments

• Watermark Kendall — 350 Third St, 321 condos · built 2004 · 22 floors · 20 listed now, 0.1 mi
• Lofts at Kendall Square — 265 Third St, 186 apartments · built 1915 · 5 floors, 0.1 mi
• Vivo Apartments — 270 Third St, 92 apartments · built 2014 · 8 floors, 0.1 mi
• Flats at Kendall Square — 249–255 Third St, 85 apartments · built 2018 · 5 floors, 0.2 mi
• Proto — 88 Ames St, 280 apartments · built 2017 · 22 floors · 14 listed now, 0.2 mi
• Axiom Apartments — 50 Rogers St, 136 apartments · built 2019 · 6 floors, 0.3 mi
• Rivercourt Condos — 10 Rogers St, 174 condos · built 1998 · 14 floors · 3 listed now, 0.3 mi
• Flats on First — 107 First St, 118 apartments · built 2020 · 6 floors, 0.4 mi

More: all 63 large buildings in Cambridge · Cambridge homes for sale and rent · Kendall Square neighborhood guide

Sources

• MassGIS Standardized Assessors’ Parcels (municipal assessors)
• OpenStreetMap contributors (ODbL)

Assessed values and sales are public records from municipal assessors. An assessed value is set for taxation and may differ from market value. Data checked 2026-11-02.

To ask about homes in Third Square Apartments or book a showing, call Benjamin Realty at (617) 734-5050 or email [email protected].