About 54234 - Sister Bay, Wisconsin

The ZIP code 54234 of Sister Bay falls within Wisconsin, the United States - a small area by population. It sits within Door County.

Census data puts the population of this ZIP code at 2,158 residents. That's below the Wisconsin average of about 7,583 people per ZIP code.

Population density runs around 35 people per sq. mile, making it a rural area.

This ZIP code sits alongside neighboring areas like Milwaukee, Madison, De Pere within Wisconsin.