The story so far
from Wikipedia & the U.S. CensusBlack Hammer is an unincorporated community in Black Hammer Township, Houston County, Minnesota, United States.
Between the 2010 and 2020 censuses its population grew from 245 to 272 (+11%). Half of its homes were built before 1945.
Wikipedia doesn’t have a history of Black Hammer yet — the old photos, dates and memories neighbors add here are how it gets written.
Intro from Wikipedia, licensed CC BY-SA 4.0. Population and housing: U.S. Census Bureau.
Start Black Hammer’s collection
The first neighbors to add old photos shape how Black Hammer’s history is told.
0 of 10 decades since 1900 have photos 📦Share a family photoSign in to add one+10Famous people from Black Hammer
See all 1 →Black Hammer, decade by decade
2000
1 historic place in Black Hammer
1 place in Black Hammer is on the National Register of Historic Places, the country’s official list of buildings and places worth saving.
Where they are
When they were listed
Then & now
When neighbors add old photos, retakes from the same spot appear here side by side.