Sector 121, Noida is one of the developing sectors in Noida located on the Faridabad – Noida –Ghaziabad (FNG) Expressway. The nearby areas to this locality are Sector 62, Sector 63, Sector 68, Sector 71, Sector 72, Sector 119, Sector 123, Extension, and Shipra Sun City. Real estate in Sector 121 has witnessed a tremendous rise lately, as nearby sectors of this locality are some of the premium industrial centers of Delhi - NCR. 

Sec-121, Noida is well-connected to the sectors and towns of Uttar Pradesh and Delhi by excellent and wide roads. Uttar Pradesh State Road Transport Corporation(UPSRTC) and Transport Corporation(DTC) buses ply through the locality to provide smooth connectivity to Delhi (via Link Road), Greater Noida (via Noida- Expressway), Ghaziabad (via National Highway 24), Dehradun (via National Highway 8 and Kanpur Road) and to various other cities such as Kanpur, Lucknow, Meerut, and Gurgaon.

The nearest railway station is Railway Station at a distance of 10.2 kilometers (via Noida- Link Road). New Railway Station is a major railway station, located at 28 kilometers (via Direct Flyway) from Sector 121. City Centre Metro Station is the closest metro station located 6 kilometers (via Capt. Shashikant Marg) from the area. A new metro rail expansion plan has been proposed to extend the metro route to Extension. Once functional, it will further ease the traffic chaos around the region. Indira Gandhi International Airport is 33 kilometers (a 50-minute drive via Ring Road) from the locality.