Vellaiyur is a village situated in Ulundurpettai Block of Viluppuram district in Tamil Nadu. Placed in rural area of Viluppuram district of Tamil Nadu, it is one of the 77 villages of Ulundurpettai Block of Viluppuram district. According to the administration register, the village number of Vellaiyur is 633705. The village has 630 homes.
According to Census 2011, Vellaiyur's population is 2903. Out of this, 1413 are males whereas the females count 1490 here. This village has 379 children in the age group of 0-6 years. Among them 182 are boys and 197 are girls.
Literacy rate in Vellaiyur village is 58%. 1703 out of total 2903 population is educated here. In males the literacy rate is 64% as 914 males out of total 1413 are literate however female literacy rate is 52% as 789 out of total 1490 females are literate in this Village.
The dark part is that illiteracy rate of Vellaiyur village is 41%. Here 1200 out of total 2903 individuals are illiterate. Male illiteracy rate here is 35% as 499 males out of total 1413 are uneducated. Among the females the illiteracy rate is 47% and 701 out of total 1490 females are illiterate in this village.
The number of employed person of Vellaiyur village is 1424 however 1479 are un-employed. And out of 1424 occupied people 114 peoples are totally dependent on farming.