ZIP Code 66946
About Hollenberg
Hollenberg is a city in Washington County, Kansas, United States. As of the 2020 census, the population of the city was 10. It is located 1.5 miles south of the Nebraska state line.
From Wikipedia — text licensed CC BY-SA 4.0.
Area Profile
US Census (ACS 5-year · Gazetteer)
113
population
2
people / sq mi
56.6
median age
92
housing units
79
households
51.3
land area (sq mi)