Listed on the National Register of Historic Places in 1986. 15 historic topographic surveys show this location, the earliest from 1892.
From the record
“Union Hall is a historic commercial building located at North Salem, Westchester County, New York. It is impossible to trace its original owner and the date it was built is unknown due to omissions in the Land Records Office in White Plains.”
Wikipedia article Union Hall (North Salem, New York), CC BY-SA 4.0.
One of 250 National Register listings published here for Westchester County · listed in 1986 · category: Building.
National Register reference number.86001978- the number the National Park Service assigned this property when it was listed, and the key its nomination file is catalogued under at the National Archives.
Then and now
1892 to 1998
The ground this property stands on, surveyed
106 years apart. Drag the handle to wipe between them. Both sheets are
United States Geological Survey originals; neither has been altered.
18921998
Fires near this property
163 since 2000
Regional context, not property-specific
evidence. The
federal wildfire occurrence database
lists 163 fires within 5 miles of Union Hall
between 2000 and 2020, burning about 131 acres in total. 12 started naturally. 20 were recorded as arson.
Distance is straight-line from the map coordinates, so a fire counted
here may appear on a neighbouring settlement's page as well.
Reported cause
Fires
Missing data/not specified/undetermined
82
Arson/incendiarism
20
Smoking
16
Natural
12
Debris and open burning
11
Equipment and vehicle use
9
Power generation/transmission/distribution
7
Recreation and ceremony
5
Misuse of fire by a minor
1
The most recent of
them, most recent first, with the day each was reported and the service
that recorded it.
Regional context, not property-specific
evidence. The federal mineral resources record lists
14 workings within 5 miles of Union Hall: 9 past producers, 4 prospects, 1 producer.
1 still produces. What was taken out: Iron, Copper, Sulfur, Feldspar, Quartz. Distance is straight-line from the
map coordinates, so a quarry counted here may appear on a neighbouring
settlement's page as well.
Regional context, not property-specific
evidence. The National Weather Service names
North Salem, the town this property stands in, in 7 storm reports between 1996 and 2023: 5 thunderstorm wind, 1 funnel cloud, 1 flash flood.
No death or injury is recorded in these reports. Each account below is quoted exactly as the forecast office
filed it, from the NOAA Storm Events Database, and each date
opens the federal record of that event.
United States Geological Survey topographic
sheets whose coverage includes this point. Matched by taking the coordinate the National Park Service records for this property, then
testing that coordinate against the published boundary of every sheet.
Other National Register properties close
enough to walk or drive between, ordered by distance from this one. Both
positions come from the same geocoding pass that matched these properties
to their map sheets.
Listing record. National Park Service National Register of Historic Places, listed-properties dataset, current to 2026-05-22.
Map join. Address geocoded through the United States Census geocoder, then tested against the published boundary of every sheet in the USGS Historical Topographic Map Collection.
How this page is made. Listing fields come from federal records; map-sheet coverage is a labelled coordinate-to-boundary calculation, not a source-field claim.
Wildfire. Short, Karen C. 2022. Spatial wildfire occurrence data for the United States, 1992-2020 [FPA_FOD_20221014]. 6th Edition. Fort Collins, CO: Forest Service Research Data Archive. https://doi.org/10.2737/RDS-2013-0009.6 Collected with United States Government funding and usable without additional permissions or fees.
Mines and quarries. USGS Mineral Resources Data System (MRDS) https://mrdata.usgs.gov/mrds/ A work of the United States government, no copyright under 17 U.S.C. 105.
Storms. NOAA National Centers for Environmental Information, Storm Events Database https://www.ncei.noaa.gov/stormevents/ A work of the United States government, no copyright under 17 U.S.C. 105. Narratives are quoted verbatim from the National Weather Service report and are not edited or summarised.
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