But be careful too Chui, it is neither Montevideo nor Punta del Este.
If you are looking for good bilingual schools you will not find it there. Although the health services are good, they do not compare with what you can find in Montevideo and Punta del Este.
It is still good to consider it. Land near the sea on the Brazilian side will cost around $ 12,000, and land near the sea on the Uruguayan coast will cost at least $ 35,000 or more.
It is worth visiting and deciding later. You can perfectly have citizenship in both countries Brazil and Uruguay.
If you are retired, it can be a very good option. Given the lower cost of living on the Brazilian side of the border, the quality of life is much better, since the money will yield much more.