
Octagon House · National Register of Historic Places
Fond du Lac’s story
189 years in pictures
Its 24 National Register listings are more than in 95% of Wisconsin towns with a listing.
Census counts: 5,460 in 1860, 44,678 in 2020. The archive holds 12 old photos and papers going back to 1827 and 4 maps from 1910 on.
- 1837Fond du Lac is settled
Explore the history →
Getting set upMoving to Fond du Lac: who provides what
Who provides power, water and the rest in Fond du Lac, and how to reach them.
The full setup list →EPA SDWIS (Oct 9, 2026) · HIFLD + EIA-861 2025 · Census 2020 ZCTAs · NCES 2024–25 · registration: vote.gov, updated Nov 18, 2024.