Roger Williams National MemorialvsWashington Monument
Washington Monument has a higher Annual Visitors (2025) (204,489 vs 38,959 visitors), while Roger Williams National Memorial has a higher Longitude (-71 vs -77 °), while Roger Williams National Memorial has a higher Latitude (42 vs 39 °).
Location & Classification
National Memorial
Designation
National Memorial
RI
State(s)
DC
42
Latitude
39
-71
Longitude
-77
Size & Visitation
N/A
Total Area
105
38,959
Annual Visitors (2025)
204,489
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Data sourced from NPS Boundary & Tract Data Service (US Government (public domain)), NPS Visitor Use Statistics (2025) (CC0 (public domain)), NPS Acreage Report (Q1 2026) (US Government (public domain)).