As of , there are 224 properties listed for sale in the city of Alton and 224 properties listed for sale in the ZIP code 62002. Those 224 Alton properties include 222 single family homes and 2 condos. This single family residential home located at 619 E 12th St in 62002 was last listed for $122,833. This is 54% above the median of $79,900 for that ZIP code and 54% above the current median price of $79,900 for Alton. 619 E 12th St is roughly — Sqft, which is 100% below the Alton median of 1,311 and 100% below the 62002 ZIP code median of 1,311. This property's price per square foot was —, which is 100% below the current median price in 62002 of $66 and 100% below the Alton median of $66 per square foot.