45674 is zip code located in Rio Grande, Ohio. The population is 676, making 45674 the largest zipcode in Rio Grande and the 9th largest in Gallia County.
There are 2 public schools in 45674 with an average Homefacts rating of A. The total crime rate for Rio Grande is moderate , and there are 1 registered sex offenders residing in the zip code 45674. Unemployment in 45674 is very high.