what is the zip code for yelm, wa
Welcome to YELM, WA 98597. 98597 is a sparsely populated, suburban zip code in Yelm, Washington. The population is primarily white, and mostly married couples. At $225,400 the average home value here is a bit higher than average for the Olympia metro area, so this probably isn't the place to look for housing bargains. The average family income here is $50,929/year.