There are many plots and apartments available for sale in Oragadam, if you are interested you can check the listings of the plots or apartments for sale here.
Demand for housing sector has gone up in this part of the city and has made many developers to come up with new projects. The reason being presence of many industries and it is one the biggest automobile hubs in the world. It will surely become one of the fastest growing town in Chennai.
I think it is a good idea to buy a flat in Oragadam because six-lane highway road (SH57) is being constructed that connects Oragadam and Sriperumbudur.