About 54234 - Sister Bay, Wisconsin
The ZIP code 54234 of Sister Bay falls within Wisconsin, the United States - a mid-sized area by population. It sits within Sister Bay County County.
Census data puts the population of this ZIP code at 29,876 residents. That's noticeably above the average for a Wisconsin ZIP code, which sits near 22,676 people.
Median household income is about $76,500 (near the Wisconsin average).
This ZIP code sits alongside neighboring areas like Westfield, Dellwood, Fence within Wisconsin.