Paddison Ranch Buildings

Listed on the National Register of Historic Places in 1978. 19 historic topographic surveys show this location, the earliest from 1896.

From the record

One of 616 National Register listings published here for Los Angeles County · listed in 1978 · category: Building.

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

The listing

What is counted as historic. The nomination lists 1 building as contributing to the listing.
Address. 11951 Imperial Hwy., Norwalk, 90650
When was it listed? June 1978
Category. building
Census division. Downey-Norwalk
National Register reference number. 78000694 - 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.

Then and now

1896 to 1901

The ground this property stands on, surveyed 5 years apart. Drag the handle to wipe between them. Both sheets are United States Geological Survey originals; neither has been altered.

Topographic sheet covering Paddison Ranch Buildings, surveyed 1901

Topographic sheet covering Paddison Ranch Buildings, surveyed 1896

Fires near this property

385 since 2005

Regional context, not property-specific evidence. The federal wildfire occurrence database lists 385 fires within 5 miles of Paddison Ranch Buildings between 2005 and 2020, burning about 4,526 acres in total. None started naturally. 40 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	263
Arson/incendiarism	40
Smoking	33
Equipment and vehicle use	22
Misuse of fire by a minor	19
Debris and open burning	5
Power generation/transmission/distribution	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
8 September 2007	Missing data/not specified/undetermined	under an acre	California Department of Forestry & Fire Protection	not named
6 September 2009	Arson/incendiarism	under an acre	California Department of Forestry & Fire Protection	not named
5 September 2006	Missing data/not specified/undetermined	under an acre	California Department of Forestry & Fire Protection	not named
5 September 2006	Missing data/not specified/undetermined	under an acre	California Department of Forestry & Fire Protection	not named
5 September 2005	Misuse of fire by a minor	under an acre	California Department of Forestry & Fire Protection	not named
30 September 2009	Missing data/not specified/undetermined	under an acre	California Department of Forestry & Fire Protection	not named
30 September 2007	Missing data/not specified/undetermined	1.0 acres	California Department of Forestry & Fire Protection	not named
30 September 2007	Equipment and vehicle use	under an acre	California Department of Forestry & Fire Protection	not named

Every fire recorded in Los Angeles County

Mines and quarries near this property

5 within 5 miles

Regional context, not property-specific evidence. The federal mineral resources record lists 5 workings within 5 miles of Paddison Ranch Buildings: 3 past producers, 1 prospect, 1 producer. 1 still produces. What was taken out: Clay. 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
Atlas Sewer Pipe Co	Clay	Prospect	Sedimentary
Atlas Sewer Pipe Co. Pit	Clay	Past Producer
Pacific Clay Products Co	Clay	Past Producer	Sedimentary
Pacific Clay Products Co. East Pit	Clay	Past Producer
Santa Fe Springs Plant	Clay	Producer

Every working recorded in Los Angeles County

Storms near this property

3 since 1997

Regional context, not property-specific evidence. The National Weather Service names Norwalk, the town this property stands in, in 3 storm reports between 1997 and 2008: 1 heavy rain, 1 thunderstorm wind, 1 flash flood. The reports record 4 injuries. 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
January 1997	Heavy Rain	Norwalk	4 hurt	no account filed
January 2008	Flash Flood	Norwalk	-	California Highway Patrol reported Interstate 5 was flooded by over 2 feet of water.
April 2000	Thunderstorm Wind	Norwalk	-	no account filed

Every storm recorded in Los Angeles County

Maps showing this location

19 surveys

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.

1896 USGS Downey quadrangle1:62500
1899 USGS Downey quadrangle1:62500
1901 USGS Southern California Sheet No. 1 quadrangle1:250000 - 6 printings
1902 USGS Downey quadrangle1:62500 - 9 printings
1904 USGS Southern California Sheet No. 1 quadrangle1:250000 - 2 printings
1923 USGS Whittier quadrangle1:24000
1925 USGS Whittier quadrangle1:24000 - 2 printings
1942 USGS Downey quadrangle1:62500
1943 USGS Downey quadrangle1:62500 - 2 printings
1943 USGS San Pedro quadrangle1:125000
1949 USGS Long Beach quadrangle1:250000 - 2 printings
1949 USGS Whittier quadrangle1:24000
1951 USGS Whittier quadrangle1:24000 - 2 printings
1957 USGS Long Beach quadrangle1:250000 - 4 printings
1958 USGS Long Beach quadrangle1:250000
1960 USGS Long Beach quadrangle1:250000 - 2 printings
1965 USGS Whittier quadrangle1:24000 - 5 printings
1974 USGS Whittier quadrangle1:24000
1981 USGS Long Beach quadrangle1:100000 - 3 printings

Listed places nearby

6 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
Darius David Johnston House	1.5 miles	1978
Hawkins-Nimocks Estate-Patricio Ontiveros Adobe	1.5 miles	1987
Clarke Estate	1.8 miles	1990
McNally's Windemere Ranch Headquarters	3.3 miles	1978
Orin Jordan House	3.9 miles	1980
James C. Rives House	3.9 miles	1978

Sources for this property

National Archives record	The nomination case file for reference 78000694 in Record Group 79.
Los Angeles County	All 616 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.
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.