Decades of national park visitation and outdoor recreation economic data are buried in government spreadsheets. I built this to make it actually usable, whether you work in outdoor rec or just want to know how many people went to Yellowstone last year.
1979–2025 • 63 national parks • 15M+ data points
2012–2024 • 50 states + DC • Economic impact & GDP analysis
2012–2024 • Aggregate trends • Activity breakdown
Data sources: National Park Service, Bureau of Economic Analysis