| Kottaikkadu | |
| Settlement Type: | village |
| Pushpin Label Position: | right |
| Pushpin Map Caption: | Location in Tamil Nadu, India |
| Coordinates: | 8.6272°N 78.0122°W |
| Subdivision Type: | Country |
| Subdivision Name: |  India |
| Subdivision Type1: | State |
| Subdivision Name1: | Tamil Nadu |
| Unit Pref: | Metric |
| 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: | 628 802 |
Kottaikkadu is a small village in Tuticorin district (Tamil Nadu), belongs to Srivaikundam Taluk and Siruthonda Nallore panchayat.[1]
All four sides of the village are bounded by forest, so the village is named as Kottai Kadu. In Tamil, Kottai means "Fort" and Kadu means "Forest".
Total number of houses are 180 and population is more than 800, with 56% of Male and 44% of female.
It is primarily an agricultural village. Mainly they are farming Rice, Banana and Coconut. It is an ever green village, at least one cow is in every family. All houses are electrified and own a television. There runs a small river so there is no shortage of water in this village.
All people have completed their primary education. Nowadays, all people have completed their 8th standard. A primary school is there, around 90 students (also from the nearby villages) are learning their primary education at this school. For higher education, they are going to various places like Eral (2 km), Sawyerpuram(6 km), Panikkanadarkudiyiruppu (8 km).
Around 20 persons have completed their graduation in engineering and 5 persons have completed their graduation in medicine. Every year at least 4 students are getting graduation in various disciplines of arts and science. Others went to different countries for their higher studies and job opportunities.