
James M. Lloyd House · National Register of Historic Places
Mount Washington’s story
204 years in pictures
Census counts: 227 in 1830, a low of 227 in 1830, 18,090 in 2020. The archive holds 5 old photos and papers going back to 2004 and 5 maps from 1907 on.
2 places on the National Register of Historic Places.
- 1822Mount Washington is established
Explore the history →
Getting set upMoving to Mount Washington: who provides what
Who provides power, water and the rest in Mount Washington, 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.