- Building NW61Random Hall
- Building 32Ray and Maria Stata Center
- Building E33Rinaldi Tile
- Building W33Rockwell Cage
- Building 7Rogers Building
- Building 9Samuel Tak Lee Building
- Saxon Tennis CourtsCourts and Green Spaces
- Building E2Senior House
- Building NW86Sidney Pacific
- Sigma Alpha Epsilon (SAE)
- Sigma Chi (SC)
- Sigma Kappa (SK)
- Sigma Nu (SN)
- Sigma Phi Epsilon (SPE)
- Sigma Phi Epsilon Annex (SPE)
- Building W79Simmons Hall
- Building 31Sloan Laboratories
- Building 35Sloan Laboratory
- Stata Parking Garage (Zone 5: Northeast)
- Building W20Stratton Student Center
- Student Center Plaza
- Student House (SH)
- Building E38Suffolk Building
- Building N9Superconducting Test Facility
- Building E51Tang Center
- Building W84Tang Hall
- Tau Epsilon Phi (TEP)
- The Coop
- Building W64The David H. Koch Childcare Center
- Building 76The David H. Koch Institute for Integrative Cancer Research at MIT
- The Kendall Hotel
- The Royal Sonesta Hotel
- Building 2The Simons Building
- Theta Chi (TC)
- Theta Delta Chi (TDC)
- Theta Xi (TXi)
- Building NW30The Warehouse