Denver, Northwestern and Pacific Railway Historic District-Rollinsville & Middle Park Wagon Road (Boundary Increase)

Listed on the National Register of Historic Places in 1997.

From the record

One of 92 National Register listings published here for Boulder County · listed in 1997 · category: District.

Sources: the case file at the National Archives · the National Register database, National Park Service

The listing

Listed as. Denver, Northwestern and Pacific Railway Historic District--Rollinsville & Middle Park Wagon Road (Boundary Increase) - the National Register files a house under its owner's surname.
Address. Rollins Pass, Rollinsville, 80482
When was it listed? September 1997
Category. district
National Register reference number. 97001114 - 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

34 since 1994

Regional context, not property-specific evidence. The federal wildfire occurrence database lists 34 fires within 5 miles of Denver, Northwestern and Pacific Railway Historic District-Rollinsville & Middle Park Wagon Road (Boundary Increase) between 1994 and 2020, burning about 4 acres in total. 4 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	13
Recreation and ceremony	10
Natural	4
Smoking	2
Debris and open burning	2
Arson/incendiarism	1
Power generation/transmission/distribution	1
Equipment and vehicle use	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 2017	Recreation and ceremony	under an acre	East Grand County Fire Protection District #4	UNKNOWN
9 September 2017	Natural	under an acre	Arapaho and Roosevelt National Forests and Pawnee National Grassland	JASPER LAKE
8 September 2020	Power generation/transmission/distribution	under an acre	East Grand County Fire Protection District #4	N/A
8 September 2017	Missing data/not specified/undetermined	under an acre	Northwest District, Craig	CLEAR CUT
8 September 2015	Recreation and ceremony	under an acre	Arapaho and Roosevelt National Forests and Pawnee National Grassland	EAST PORTAL
3 September 1996	Missing data/not specified/undetermined	under an acre	Arapaho and Roosevelt National Forests and Pawnee National Grassland	MARY JANE
28 September 2016	Recreation and ceremony	under an acre	Arapaho and Roosevelt National Forests and Pawnee National Grassland	CRATER LAKES
28 September 2012	Recreation and ceremony	under an acre	Arapaho and Roosevelt National Forests and Pawnee National Grassland	LOST LAKE

Every fire recorded in Boulder County

Mines and quarries near this property

10 of 23 shown

Regional context, not property-specific evidence. The federal mineral resources record lists 23 workings within 5 miles of Denver, Northwestern and Pacific Railway Historic District-Rollinsville & Middle Park Wagon Road (Boundary Increase): 16 occurrences, 4 past producers, 2 producers, 1 unknown. 2 still produce. What was taken out: Gold, Gold, Silver, Silver, Uranium. Distance is straight-line from the map coordinates, so a quarry counted here may appear on a neighbouring settlement's page as well.

Site	Commodity	Status	Recorded
Andrew Lode	Gold, Lead, Silver, Zinc, Copper	Past Producer
Gold Spring Group	Lead, Silver, Uranium, Zinc, Gold	Unknown
Unknown	Sand and Gravel, Construction	Occurrence	Gravel
Unknown	Silver, Gold	Occurrence	Gold, Silver
Blue Stone Mines Inc	Fluorine-Fluorite	Past Producer
Blue Stone Mines, Inc.	Fluorine-Fluorite	Occurrence	Vein
Shirley	Uranium	Occurrence	Vein
Unknown 2	Uranium	Occurrence	Vein
Lost Lake Lode	Gold, Silver	Occurrence
Ma W	Gold, Silver	Past Producer

Every working recorded in Boulder County

Map coverage status

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

5 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.

Property	Distance	Listed
Denver, Northwestern and Pacific Railway Historic District	under 500 feet	1980
Buchan Cabin	5.6 miles	2020
Eldora Historic District	6.4 miles	1989
Gold Miner Hotel	6.5 miles	1997
Gold Miner Hotel (Boundary Increase)	6.5 miles	2007

Sources for this property

National Archives record	The nomination case file for reference 97001114 in Record Group 79.
Boulder County	All 92 listed properties in this county.

Provenance

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.