Listed on the National Register of Historic Places in 1977.
From the record
“The Woolsey Ranchhouse Ruins, located north of Humboldt, Arizona off State Route 69, is a historic site with significance dating to 1863. It is a remnant of King Woolsey's ranch and is listed on the National Register of Historic Places.”
Wikipedia article Woolsey Ranchhouse Ruins, CC BY-SA 4.0.
One of 127 National Register listings published here for Yavapai County · listed in 1977 · category: Site.
National Register reference number.77000240- 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.
Fires near this property
122 since 1993
Regional context, not property-specific
evidence. The
federal wildfire occurrence database
lists 122 fires within 5 miles of Woolsey Ranchhouse Ruins
between 1993 and 2020, burning about 141 acres in total. 2 started naturally. 1 was 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
105
Equipment and vehicle use
3
Debris and open burning
3
Smoking
2
Natural
2
Misuse of fire by a minor
2
Power generation/transmission/distribution
2
Arson/incendiarism
1
Railroad operations and maintenance
1
Recreation and ceremony
1
The most recent of
them, most recent first, with the day each was reported and the service
that recorded it.
Date
Cause
Size
Reported by
Name on the report
8 September 2011
Missing data/not specified/undetermined
under an acre
Arizona Department of Forestry and Fire Management - State Office
AZ-110331
8 September 2002
Equipment and vehicle use
under an acre
Arizona Department of Forestry and Fire Management - State Office
LUZENA
4 September 2019
Missing data/not specified/undetermined
1.5 acres
Arizona Department of Forestry and Fire Management - Northwest District
DEWEY
20 September 2019
Missing data/not specified/undetermined
under an acre
Central Arizona Fire and Medical Authority
NOT NAMED
2 September 2012
Missing data/not specified/undetermined
under an acre
Arizona Department of Forestry and Fire Management - State Office
AZ-121578
1 September 2019
Power generation/transmission/distribution
under an acre
Central Arizona Fire and Medical Authority
NOT NAMED
9 August 2013
Missing data/not specified/undetermined
under an acre
Arizona Department of Forestry and Fire Management - State Office
Regional context, not property-specific
evidence. The federal mineral resources record lists
72 workings within 5 miles of Woolsey Ranchhouse Ruins: 25 past producers, 17 prospects, 13 producers, 11 unknowns.
13 still produce. What was taken out: Copper, Gold, Gold, Silver, Copper, Gold. 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
Humboldt, the town this property stands in, in 21 storm reports between 1996 and 2025: 14 flash flood, 5 hail, 1 lightning, 1 heavy rain.
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.
Up to two inches of 1/4 inch diameter hail covered the ground at the junction of State Route 69 and 169. Snow plows were called out to clear the hail off of the roads.
The USGS stream gauge along the Agua Fria River near Humboldt (AFHA3) reported a 7.86 foot rise starting at around 700 PM, peaking at around 9 PM, and retrning to near normal at around 1 AM. The Agua Fria River gauge near Mayer (AFMA03) began to rise at around 100 AM, rose 2.5 feet by 200 AM, and the dropped to near normal at 1200 PM on the 15th.||There was a Swift water rescue at 835 PM off of Bradshaw Mountain Road in the Quailwood Subdivision (Agua Fria River). Vehicle in the water with two occupants. Report from spotter on social media.
The Agua Fria river gauge near Dewey-Humboldt measured a 6.5 foot rise around 1800 on July 24. The river gauge near Cordes Junction reported a 6.7 foot rise around 240 AM on July 25..
Heavy rain from thunderstorms over the Goodwin Fire scar and the surrounding areas created flash flooding in the Big Bug Creek and the Agua Fria River system all the way down to Lake Pleasant. ||0540 PM FLASH FLOOD MAYER 34.40N 112.23W|07/16/2018 YAVAPAI AZ MESONET || |The Big Bug Creek gauge at Mayer reported at 1.9 foot rise at 540 PM MST. ||The Agua Fria gauge at Humboldt rose from 1.7 feet to 11.7 feet at 545 PM MST. ||The Agua Fria river gauge at Kelton Ranch reported a 4.7 foot rise at 940 PM MST. ||The Agua Fria river gauge near Black Canyon City a 3 foot rise in 10 minutes at 210 AM on July 17. This gauge showed another 3.31 foot rise between 500 AM and 600 AM MST.
A swift water rescue was conducted along Prescott Street at the low water crossing of Agua Fria Wash. A motorist tried to cross the flooded roadway. The water was about 12 inches deep.
No historic map-sheet match is published
for this property yet. That does not mean no map exists. This record needs
a coordinate-quality review before it can be joined to a sheet boundary.
Browse the county's mapped places while that work is
pending.
Listed places nearby
4 within 8 miles
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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