Listed on the National Register of Historic Places in 1984. 13 historic topographic surveys show this location, the earliest from 1889.
“The Utica Mansion is a historic house located at 1048 Utica Ln. in Angels Camp, California. Built in 1882, the house was originally a two-story stone building designed in the Federal style.”
Wikipedia article Utica Mansion, CC BY-SA 4.0.
One of 16 National Register listings published here for Calaveras County · listed in 1984 · category: Building.
Sources: the Wikipedia article · the case file at the National Archives · the National Register database, National Park Service
The ground this property stands on, surveyed 104 years apart. Drag the handle to wipe between them. Both sheets are United States Geological Survey originals; neither has been altered.
Regional context, not property-specific evidence. The federal wildfire occurrence database lists 324 fires within 5 miles of Utica Mansion between 1992 and 2020, burning about 6,162 acres in total. 17 started naturally. 28 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 | 118 |
| Equipment and vehicle use | 89 |
| Debris and open burning | 45 |
| Arson/incendiarism | 28 |
| Natural | 17 |
| Power generation/transmission/distribution | 11 |
| Smoking | 9 |
| Recreation and ceremony | 4 |
| Misuse of fire by a minor | 3 |
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 2011 | Natural | under an acre | Tuolumne-Calaveras Unit | BLUFF |
| 9 September 2002 | Arson/incendiarism | under an acre | Central California District | PARROTS |
| 9 September 1998 | Natural | under an acre | Tuolumne-Calaveras Unit | LIGHTNING 4 |
| 9 September 1993 | Missing data/not specified/undetermined | 1.0 acres | Tuolumne-Calaveras Unit | POAG |
| 8 September 2004 | Missing data/not specified/undetermined | under an acre | Central California District | NATURAL BRIDGES |
| 8 September 1999 | Arson/incendiarism | 3.0 acres | Tuolumne-Calaveras Unit | ROLLERI |
| 7 September 1997 | Missing data/not specified/undetermined | 15 acres | Tuolumne-Calaveras Unit | CAMP |
| 6 September 2012 | Natural | 7.5 acres | Tuolumne-Calaveras Unit | 2-7 |
Regional context, not property-specific evidence. The federal mineral resources record lists 558 workings within 5 miles of Utica Mansion: 213 past producers, 203 occurrences, 102 unknowns, 33 producers. 34 still produce. What was taken out: Gold, Silver, Manganese, Copper. 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 |
|---|---|---|---|---|
| Altaville | Gold, Platinum | Producer | Stream Placer | |
| Angels Camp Deep Mine | Gold, Silver, Molybdenum | Past Producer | Gold, Molybdenite, Silver | |
| Carson Creek | Gold, Silver, Zinc | Past Producer | Gold, Silver, Tetrahedrite | |
| Deposits | Limestone, Dimension | Occurrence | ||
| Iron Rock | Silica | Unknown | ||
| Mcquig | Gold, Lead | Past Producer | Galena, Gold, Pyrite | |
| Peirano | Gold, Stone | Past Producer | Gold, Soapstone | |
| Ponderosa | Iron | Occurrence | ||
| Radium No. 1 | Uranium | Occurrence | ||
| Stanislaus Mine | Silver, Mercury | Occurrence | Gold |
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 |
|---|---|---|---|
 | Calaveras County Bank | 0.2 miles | 1985 |
 | Angels Hotel | 0.2 miles | 1972 |
 | Sam Choy Brick Store | 0.2 miles | 1984 |
 | Altaville Grammar School | 1.3 miles | 1979 |
 | Douglas Flat School | 5.8 miles | 1973 |
 | Murphys Hotel | 6.3 miles | 1971 |
| National Archives record | The nomination case file for reference 84000764 in Record Group 79. |
| Wikipedia article | Community-written account of this property, licensed CC BY-SA. |
| Calaveras County | All 16 listed properties in this county. |
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