Listed on the National Register of Historic Places in 2005. 12 historic topographic surveys show this location, the earliest from 1893.
“The Hornitos Masonic Hall No. 98 is a historic Masonic Hall building in Hornitos, Mariposa County, California.”
Wikipedia article Hornitos Masonic Hall No. 98, CC BY-SA 4.0.
One of 44 National Register listings published here for Mariposa County · listed in 2005 · category: Building.
Sources: the Wikipedia article · the case file at the National Archives · the National Register database, National Park Service
Regional context, not property-specific evidence. The federal wildfire occurrence database lists 60 fires within 5 miles of Hornitos Masonic Hall No. 98 between 1992 and 2020, burning about 4,451 acres in total. None started naturally. 5 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 | 25 |
| Equipment and vehicle use | 21 |
| Arson/incendiarism | 5 |
| Debris and open burning | 4 |
| Power generation/transmission/distribution | 4 |
| 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 2006 | Missing data/not specified/undetermined | under an acre | Central California District | GAINES |
| 29 September 1996 | Missing data/not specified/undetermined | 1.0 acres | Merced-Mariposa Unit | MCSWAIN |
| 27 September 2009 | Equipment and vehicle use | 1.0 acres | Merced-Mariposa Unit | SLATE GULCH RD CATHEYS_V |
| 25 September 1993 | Missing data/not specified/undetermined | under an acre | Merced-Mariposa Unit | HORNITOS |
| 20 September 2005 | Equipment and vehicle use | 700 acres | Merced-Mariposa Unit | LA PALOMA |
| 15 September 1998 | Equipment and vehicle use | 5.0 acres | Merced-Mariposa Unit | MCCLURE/PG&E #41 |
| 12 September 2018 | Equipment and vehicle use | under an acre | California Department of Forestry & Fire Protection | HORNITOS 2 |
| 12 September 2009 | Equipment and vehicle use | 3.6 acres | Merced-Mariposa Unit | HORNITOS RD / BEAR VALLEY |
Regional context, not property-specific evidence. The federal mineral resources record lists 108 workings within 5 miles of Hornitos Masonic Hall No. 98: 36 past producers, 34 occurrences, 27 unknowns, 8 producers. 9 still produce. What was taken out: Gold, Silver, Copper, Zinc. Distance is straight-line from the map coordinates, so a quarry counted here may appear on a neighbouring settlement's page as well.
| Where | Site | Commodity | Status | Recorded |
|---|---|---|---|---|
| American Eagle | Copper, Zinc, Gold, Silver, Lead | Past Producer | 1890 | |
| American Eagles | Zinc, Gold, Silver | Prospect | ||
| Blue Moon | Zinc, Copper, Lead, Gold, Silver | Past Producer | 1935, 1945 | |
| Blue Moon | Zinc, Copper, Gold, Lead, Silver | Past Producer | Underground | |
| Bronsen Manganese Claim | Manganese | Occurrence | 1917 | |
| Doss | Gold, Lead, Copper, Zinc | Past Producer | 1870 | |
| Mount Gaines | Gold, Lead, Silver, Copper, Zinc | Past Producer | 1853 | |
| Silver Lead | Gold, Copper, Lead, Zinc, Silver | Past Producer | 1865 | |
| Unknown | Stone | Occurrence | ||
| Washington | Gold, Silver, Copper, Lead | Past Producer | 1850 |
Regional context, not property-specific evidence. The National Weather Service names Hornitos, the town this property stands in, in 7 storm reports between 2001 and 2025: 4 flood, 1 wildfire, 1 hail, 1 tornado. 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.
| When | Event | Place named | Harm | What the report says |
|---|---|---|---|---|
| February 2025 | Flood | Hornitos | - | California Highway Patrol reported roadway flooding at the intersection of Hornitos Rd. and Bear Valley Rd. |
| January 2023 | Flood | Hornitos | - | Public report of a driver stuck in flood waters on the westbound lane of Hornitos Rd. near La Paloma Rd. just west of the Merced River. |
| January 2023 | Flood | Hornitos | - | Public report of a barn roof washed up onto Hornitos Rd. at High St. |
| March 2023 | Flood | Hornitos | - | California Highway Patrol reported flooding on Hornitos Rd. at Slate Gulch Rd. and Indian Gulch Rd. |
| June 2001 | Wildfire | Hornitos | - | The Merced Falls Wildfire was caused by a metal-bladed weed eater. It burned approximately 400 acres but no fatalities or structures were lost. The cost to combat is unknown. |
| January 2006 | Hail | Hornitos | - | no account filed |
| January 2006 | Tornado (F0) | Hornitos | - | no account filed |
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.
| National Archives record | The nomination case file for reference 05000775 in Record Group 79. |
| Wikipedia article | Community-written account of this property, licensed CC BY-SA. |
| Mariposa County | All 44 listed properties in this county. |
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