| Ponneri | |
| Native Name Lang: | Tamil |
| Settlement Type: | City |
| Pushpin Map: | India Tamil Nadu |
| Pushpin Label Position: | left |
| Pushpin Map Caption: | Location in Tamil Nadu, India |
| Coordinates: | 13.32°N 80.2°W |
| Subdivision Type: | Country |
| Subdivision Name: |  India |
| Subdivision Type1: | State |
| Subdivision Name1: | Tamil Nadu |
| Subdivision Type2: | District |
| Subdivision Name2: | Thiruvallur |
| Subdivision Type3: | Metropolitan area |
| Subdivision Name3: | Chennai |
| Government Type: | MEMBER OF LEGISLATIVE ASSEMBLY - MLA |
| Governing Body: | Ponneri Assembly constituency |
| Unit Pref: | Metric |
| Area Total Km2: | 15.315 |
| Elevation M: | 10 |
| Population Total: | 41643 |
| Population As Of: | 2011 |
| Population Density Km2: | auto |
| Demographics Type1: | Languages |
| Demographics1 Title1: | Official |
| Demographics1 Info1: | Tamil |
| Timezone1: | IST |
| Utc Offset1: | +5:30 |
| Postal Code Type: | PIN |
| Postal Code: | 601204 |
| Area Code Type: | Telephone code |
| Area Code: | 044 |
| Registration Plate: | TN-18 |
| Blank1 Name Sec1: | Sex ratio |
| Blank1 Info Sec1: | 970/1000 ♂/♀ |
Ponneri is a town located in Chennai Metropolitan Area, Thiruvallur district in the Indian state of Tamil Nadu. It is located in Ponneri taluk. Ponneri is major destination for Andhra Pradesh people to buy goods. It is a part of the area Chennai Metropolitan Development Authority (CMDA) and a vital locality in Chennai Metropolitan Area.
Ponneri is located at 13.32°N 80.2°W.[1] It has an average elevation of 16 metres (52 feet).
India census,[2] Ponneri had a population of 24,205. Males constitute 50% of the population and females 50% and with Minjur population, with postal code 601204, considered it could be of 50,000 as ponneri state offices governs most of state implementations on all blocks under ponneri taluk. Neighbouring towns are Minjur, Redhills, Gummidipoondi and Athipattu with development underway on NCTPS power plant project. Ponneri is on the banks of the Arani river. Ponneri is located 33 km north of Chennai and 52 km Northwest of Thiruvallur. Ponneri has an average literacy rate of 73%, higher than the national average of 59.5%. Approximately 81% of males and 66% of females are literate. About 10% of the population is under 6 years of age.
Ponneri assembly constituency (SC) is part of Thiruvallur (Lok Sabha constituency).[3]
The neighbourhood is served by the Ponneri railway station of the Chennai Suburban Railway Network.
A 62.3 km long road connecting NH 32 / GST road at Vandalur, NH 48 (GWT Road) at Nazarethpettai, NH 716 (CTH Road) at Nemilichery to NH 16 (GNT Road) at Nallur and to TPP road at Minjur. It is developed in 2 Phases by CMA. Phase 1 (29.5 km) was open to public on 29 August 2014. Expected completion of 2nd Phase (33.1 km) is Dec 2018. Ongoing outer ring road (Expected completion by Dec 2018)[4] is passing at a distance of 9 km (from Ponneri) near Minjur.
A 162 km long (5 sections, 100 m wide, 6 lane carriage way and 2 service lanes) connects Pooncheri with Kattupalli in Tiruvallur district. Estimated cost of ₹12,500 crore with INR 3216 Cr funding from the Japan International Cooperation Agency (JICA).[6] Phase 1: A 25-km stretch from Kattupalli Port to Thachur with a 3-km link road to the Chennai Outer Ring Road at Neithavoyal is expected to begin in year 2020.
The Grand Trunk Road is also a national highway in India. It's one of the oldest road routes in the country and runs through Howrah to Pakistan. The road was built by SherShahSuri in the 16th century.It was crucial for inland trade and connected India to Central Asia.
It starts from Madhavaram (Chennai) to Howrah to Pakistan . It passing through 10 km (from Ponneri) near Thachur
Ponneri has medical facilities, including government-run and private hospitals, private clinic and Diagnostic centre. The government-aided hospitals include a General Hospital.