Listed on the National Register of Historic Places in 1977. 8 historic topographic surveys show this location, the earliest from 1912.
“The Mariposa County Courthouse in Mariposa, California was built in 1854, making it the oldest courthouse in California. It was listed as a California Historical Landmark in 1977.”
Wikipedia article Mariposa County Courthouse, CC BY-SA 4.0.
One of 44 National Register listings published here for Mariposa County · listed in 1977 · 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 387 fires within 5 miles of Mariposa County Courthouse between 1992 and 2020, burning about 3,537 acres in total. 6 started naturally. 25 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 | 120 |
| Equipment and vehicle use | 103 |
| Debris and open burning | 94 |
| Arson/incendiarism | 25 |
| Misuse of fire by a minor | 23 |
| Power generation/transmission/distribution | 10 |
| Natural | 6 |
| Smoking | 5 |
| 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 |
|---|---|---|---|---|
| 9 September 2020 | Missing data/not specified/undetermined | 2.0 acres | Merced-Mariposa Unit | COLORADO RD MIDPINES |
| 9 September 2013 | Power generation/transmission/distribution | 1.0 acres | Merced-Mariposa Unit | BUCKEYE |
| 9 September 2011 | Missing data/not specified/undetermined | 36 acres | Merced-Mariposa Unit | ALTA |
| 9 September 2004 | Equipment and vehicle use | under an acre | Merced-Mariposa Unit | TITLE |
| 9 September 1993 | Equipment and vehicle use | 1.0 acres | Merced-Mariposa Unit | MORMAN |
| 8 September 2016 | Equipment and vehicle use | under an acre | California Department of Forestry & Fire Protection | MORNING |
| 8 September 2009 | Missing data/not specified/undetermined | under an acre | Merced-Mariposa Unit | HWY 49 S/ FAIRGROUNDS RD |
| 7 September 2006 | Equipment and vehicle use | under an acre | Merced-Mariposa Unit | 49 NORTH |
Regional context, not property-specific evidence. The federal mineral resources record lists 200 workings within 5 miles of Mariposa County Courthouse: 123 past producers, 40 occurrences, 24 producers, 8 unknowns. 24 still produce. What was taken out: Gold, Copper, Silver, Lead. 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 |
|---|---|---|---|---|
| Lonesome Pine | Gold, Silver, Copper | Producer | ||
| Lonesome Pine | Gold, Copper, Silver | Past Producer | ||
| Mariposa Sand & Gravel | Sand and Gravel, Construction | Producer | ||
| Ortega | Gold, Zinc, Copper, Lead | Past Producer | Gold, Pyrite, Sphalerite | |
| Our Chance | Gold, Copper, Lead, Manganese, Silver | Past Producer | Chalcopyrite, Galena, Gold, Pyrite | |
| Princeton | Gold, Lead, Zinc, Copper | Past Producer | Gold, Pyrite | |
| Spread Eagle Group | Gold, Copper, Lead, Silver | Past Producer | 1855 | |
| Unspecified Locality | Mercury, Gold | Past Producer | Amalgam, Gold | |
| Ashworth Ranch Deposit Big Spring Hill | Magnesite | Occurrence | Magnesite | |
| Big Spring Hill | Magnesite | Occurrence |
Regional context, not property-specific evidence. The National Weather Service names Mariposa, the town this property stands in, in 14 storm reports between 1996 and 2023: 7 flood, 3 heavy rain, 2 wildfire, 1 drought. The reports record 1 death and 1 injury. 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 |
|---|---|---|---|---|
| December 1996 | Heavy Rain | Mariposa | 1 killed, 1 hurt, $4,000 | no account filed |
| July 2001 | Wildfire | Mariposa | $5,000,000 | The Briceburg Fire burned 728 acres and cost $5M to control by August 3rd The cause of the fire is unknown but no structures were lost. |
| July 2003 | Wildfire | Mariposa | $810,000 | The Hunter Fire was fought by the California Division of Forestry and consumed 562 acres. The cause of the fire was unknown but no fatalities occurred nor were any structures lost. |
| November 2012 | Flood | Mariposa | $25,000 | The Highway Patrol had to close Highway 49 due to flooding. |
| January 2023 | Flood | Mariposa | - | Public report of roadway flooding in the left lane of SR 49 at Smith Rd. in Mariposa. |
| March 2018 | Debris Flow | Mariposa | - | California Highway Patrol reported a mudslide caused a partial closure of State Highway 49 near Bagby. |
| December 2018 | Flood | Mariposa | - | California Highway Patrol reported moving water on Yaqui Gulch road at 4900 block just to the south of State Route 140. |
| February 2017 | Flood | Mariposa | - | California Highway Patrol reported a stranded vehicle on Guadalupe Creek Road near Yaqui Gulch Road with 100 feet of flood water running on both sides. |
| February 2001 | Drought | Mariposa | - | Despite 125% above normal precipitation for the month for the area, and the state in general, below normal seasonal precipitation-to-date continues. The month ended with the statewide water content of its snowpack at 75%. This was an improvement from the start of the month with the total up to that time running at only 60%. |
| January 2006 | Heavy Rain | Mariposa | - | no account filed |
| March 2005 | Heavy Rain | Mariposa | - | no account filed |
| March 2001 | Flood | Mariposa | - | no account filed |
| February 2000 | Flood | Mariposa | - | no account filed |
| February 2000 | Flood | Mariposa | - | 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.
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.
| Photograph | Property | Distance | Listed |
|---|---|---|---|
| Mariposa Town Historic District | 0.1 miles | 1991 | |
 | Mariposa County High School Auditorium | 0.2 miles | 1991 |
 | St. Joseph Catholic Church, Rectory and Cemetery | 0.6 miles | 1991 |
| National Archives record | The nomination case file for reference 77000306 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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