| Ponnachi | |
| Settlement Type: | village |
| Pushpin Map: | India Karnataka#India |
| Pushpin Label Position: | right |
| Pushpin Map Caption: | Location in Karnataka, India |
| Coordinates: | 12.15°N 77.1°W |
| Subdivision Type: | Country |
| Subdivision Name: |  India |
| Subdivision Type1: | State |
| Subdivision Name1: | Karnataka |
| Subdivision Type2: | District |
| Subdivision Name2: | Chamarajanagar |
| Parts Type: | Talukas |
| Parts: | Kollegal |
| Unit Pref: | Metric |
| Population Total: | 5908 |
| Population As Of: | 2001 |
| Population Density Km2: | auto |
| Demographics Type1: | Languages |
| Demographics1 Title1: | Official |
| Demographics1 Info1: | Kannada |
| Timezone1: | IST |
| Utc Offset1: | +5:30 |
| Iso Code: | IN-KA |
Ponnachi is a village in the southern state of Karnataka, India.[1] [2] It is located in the Hanur taluk of Chamarajanagar district. Which recently named as the First 5G Village in India.It present in eastern ghats, It is the last end village demarcates Karnataka and Tamil Nadu by river cauvery, Name ponnachi suggest that Ponna means gold, Aachi which is used to call for villages Tamil Nadu administration. It is the mining area and present mainly composed of igneous and metamorphic rocks of Pre-Cambrian age either exposed at the surface or covered with a thin mantle of residual and transported soils. The rock formation in the district falls into two groups, Charnockite series and granite genesis and gneissic granite. The village has a nice cinematic view with surrounded by mesa type of mountains.
Soliga is the main tribe in the village.
The Ponnachi Grama Panchayath consist of
Asthuru
Maruru
Jayammana Doddi, Doddabetta
Gerattii, Meghanuru, Gundiseedu
Kakkehola, Ramegowdana Halli
Ponnachi
GHPS 1-7
SSKPS 8-10
Girijana Ashrama school for Schedule tribe students from 1- 5 th in Jayammana Doddi
GHPS in Asthuru
GHPS in Maruru
India census, Ponnachi had a population of 5908 with 3120 males and 2788 females.