Poonamallee Metro – Overview & Surrounding Developments

1. Metro Line Details

The Yellow Line (Line 4), also known as the Lighthouse–Poonamallee corridor, spans about 26.1 km with 18 elevated and 9 underground stations, including the Poonamallee Bypass terminal.

The Poonamallee Bypass metro station is an elevated, two-platform station set to open around December 2025. It will also house a major metro depot with 24 tracks for train maintenance and operations

The Porur–Poonamallee stretch (approx. 9–10 km, with 10 elevated stations) is part of this corridor and is a top priority—expected to be launched by the end of 2025.

Ongoing progress includes 70% station completion, active electrification, track laying, and successful trial runs evaluating safety, signalling, and structural integrity.

The full corridor is likely planned to open by late 2027, with phased implementation along 2. Surrounding Developments & Real Estate Impact

2. Surrounding Developments & Real Estate Impact

Metro connectivity has triggered a significant rise in property demand and prices along Poonamallee Highway and adjacent areas. Investors and homebuyers are showing strong interest.

Areas like Porur, Alapakkam, Iyyappanthangal, and Poonamallee are witnessing a surge in residential, commercial, and mixed-use developments. Enhanced infrastructure and FSI incentives from CMDA are fueling this trend.

Historical and cultural assets such as the Varadharaja Perumal Temple in Poonamallee are also in proximity; infrastructure expansion has raised concerns over its preservation.