Visitation · National Memorial

Hamilton Grange National Memorial visitation by month and year

July is the busiest month at Hamilton Grange, when the average temperature nearby is 78 degrees. January is the quietest, and the average temperature then is 34 degrees. July runs about 2.6 times the visits of January. The crowd arrives with the warm weather and leaves with it. Annual visits rose 36.5 percent from 71,247 in 2019 to 97,253 in 2025.

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Visits by month, with temperature and precipitation

Bars are the average recreation visits in each month over 2021 to 2025. The line is the average temperature at New York Cntrl Pk Twr, 3 miles from the park's reference point at 130 feet, station USW00094728 in the NOAA 1991 to 2020 climate normals. The lower panel is monthly rain and snow from the same station, also 1991 to 2020 averages.

Annual visits, 1979 to 2025

Recreation visits per calendar year. A year with a missing month is left blank rather than estimated.

The last ten years

Year	Recreation visits	Change on prior year
2025	97,253	+52.8%
2024	63,647	+30.8%
2023	48,674	+7.7%
2022	45,198	+55.3%
2021	29,096	+26.4%
2020	23,015	-67.7%
2019	71,247	+7.6%
2018	66,216	-22.6%
2017	85,603	+0.3%
2016	85,348	+140.8%

Visitation at other parks

Gateway National Recreation Area Appalachian National Scenic Trail Mount Rushmore National Memorial Wright Brothers National Memorial

Source: NPS Visitor Use Statistics, monthly recreation visits, as compiled for Publicopia Labs. A year is shown only when all twelve months were reported. Temperature, precipitation and snowfall normals are the 1991 to 2020 monthly averages published by NOAA NCEI for station USW00094728, 130 feet above sea level. Data refreshed October 14, 2026.