California - Imperial County
Imperial County California has 50 places on the National Register of Historic Places including 3 places of National significance and 1 place of Statewide significance. Significant places include Southwest Lake Cahuilla Recessional Shoreline Archeological District, Stonehead (L-7), US Inspection Station--Calexico and Desert View Tower and Calexico Carnegie Library.

Prehistoric cultural affiliation(s) include Yuman, Shoshonan, Cahuilla, Kumeyaay, Kummeyaay Tribe and Native American dating back to 7999 BC.

Some of the country's most noteable architects helped create the Imperial County places including S. Treasury Department U, Robert Vaughn, M.T. Ratcliffe, Louis A. Simon, James A. Wetmore and Allison & Allison. Prominent architectural styles found in Imperial Country are Mission/Spanish Revival, Beaux Arts and Classical Revival.

Calexico Carnegie Library (added 2005 - - #05001085)
Also known as Calexico Public Library
420 Heber Ave. , Calexico
Cbl62, CC BY-SA 3.0, via Wikimedia Commons
Historic Significance:
Event
Area of Significance:
Education
Period of Significance:
1950-1974, 1925-1949, 1900-1924
Owner:
Local
Historic Function:
Education
Historic Sub-function:
Library
Current Function:
Vacant/Not In Use
More Information:
Coyote Valley Site (added 1984 - - #84004083)
Also known as Site P-15
Address Restricted , Palo Verde
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Owner:
Federal
Desert View Tower (added 1980 - - #80000801)
SW of Ocotillo , Ocotillo
Cucapah, CC BY-SA 3.0, via Wikimedia Commons
Historic Significance:
Architecture/Engineering
Architect, builder, or engineer:
Vaughn,Robert, Ratcliffe,M.T.
Architectural Style:
Other
Area of Significance:
Art
Period of Significance:
1900-1924
Owner:
Private
Historic Function:
Recreation And Culture
Historic Sub-function:
Museum
Current Function:
Recreation And Culture
Current Sub-function:
Museum
More Information:
Fages-De Anza Trail-Southern Emigrant Road (added 1973 - - #73002252)
Also known as Anza-Borrego Desert State Park
Anza-Borrego State Park , Borrego Springs
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Historic Significance:
Event, Information Potential
Area of Significance:
Exploration/Settlement, Military, Historic - Non-Aboriginal, Historic - Aboriginal, Prehistoric
Cultural Affiliation:
Yuman, Shoshonan
Period of Significance:
1900-1750 AD, 1700-1749, 1499-1000 AD
Owner:
State, Private
Historic Function:
Landscape, Transportation
Historic Sub-function:
Road-Related, Underwater
Current Function:
Landscape, Transportation
Current Sub-function:
Park, Road-Related, Underwater
More Information:
Hillside Figure (added 1984 - - #84004063)
Also known as Site G-2
Address Restricted , Palo Verde
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Owner:
Federal
Main Yuha Site (added 1984 - - #84004114)
Address Restricted , Palo Verde
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Owner:
Federal
North Cargo Muchacho (added 1984 - - #84004071)
Also known as Site L-3
Address Restricted , Palo Verde
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Owner:
Federal
Ocotillo Wells (added 1984 - - #84004111)
Also known as Site P-13;322B
Address Restricted , Palo Verde
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Owner:
Federal
Ogilby Site A (added 1984 - - #84004074)
Also known as Site L-6
Address Restricted , Palo Verde
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Owner:
Federal
Palo Verde Circles and Arrow (added 1984 - - #84004065)
Also known as Site G-4
Address Restricted , Palo Verde
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Owner:
Federal
Pilot Knob 18 (added 1984 - - #84004079)
Also known as Site M-6
Address Restricted , Palo Verde
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Owner:
Federal
Pilot Knob Anthropomorphic Figure (M-1) (added 1984 - - #84004075)
Also known as Site M-1
Address Restricted , Palo Verde
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Owner:
Federal
Pilot Knob Anthropomorphic Figure (M-8) (added 1984 - - #84004080)
Also known as Site M-8
Address Restricted , Palo Verde
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Owner:
Federal
Pilot Knob Horse (added 1984 - - #84004078)
Also known as Site M-4
Address Restricted , Palo Verde
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Owner:
Federal
Pilot Knob Lizard (added 1984 - - #84004076)
Also known as Site M-2
Address Restricted , Palo Verde
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Owner:
Federal
Pilot Knob Ring (added 1984 - - #84004077)
Also known as Site M-3
Address Restricted , Palo Verde
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Owner:
Federal
Pinto Wash (added 1984 - - #84004113)
Also known as Site P-17
Address Restricted , Palo Verde
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Owner:
Federal
Quail, The (added 1984 - - #84004073)
Also known as Site L-5
Address Restricted , Palo Verde
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Owner:
Federal
Running Man (added 1984 - - #84004069)
Also known as Site L-1
Address Restricted , Palo Verde
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Owner:
Federal
Singer Element 1-A (added 1984 - - #84004082)
Also known as Site O-1
Address Restricted , Palo Verde
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Owner:
Federal
Singer Element 1-B (added 1984 - - #84004084)
Also known as Site O-2
Address Restricted , Palo Verde
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Owner:
Federal
Singer Element 1-C (added 1984 - - #84004085)
Also known as Site O-3
Address Restricted , Palo Verde
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Owner:
Federal
Singer Element 1-D (added 1984 - - #84004086)
Also known as Site O-4
Address Restricted , Palo Verde
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Owner:
Federal
Singer Element 1-E (added 1984 - - #84004087)
Also known as Site O-5
Address Restricted , Palo Verde
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Owner:
Federal
Singer Element 1-F (added 1984 - - #84004088)
Also known as Site O-6
Address Restricted , Palo Verde
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Owner:
Federal
Singer Element 1-G (added 1984 - - #84004089)
Also known as Site O-7
Address Restricted , Palo Verde
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Owner:
Federal
Singer Element 1-H (added 1984 - - #84004090)
Also known as Site O-8
Address Restricted , Palo Verde
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Owner:
Federal
Singer Element 1-I (added 1984 - - #84004091)
Also known as Site O-9
Address Restricted , Palo Verde
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Owner:
Federal
Singer Element 1-J (added 1984 - - #84004092)
Also known as Site O-10
Address Restricted , Palo Verde
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Owner:
Federal
Singer Element 1-K (added 1984 - - #84004093)
Also known as Site O-11
Address Restricted , Palo Verde
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Owner:
Federal
Singer Element 1-L (added 1984 - - #84004094)
Also known as Site O-12
Address Restricted , Palo Verde
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Owner:
Federal
Singer Element 1-M (added 1984 - - #84004095)
Also known as Site O-13
Address Restricted , Palo Verde
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Owner:
Federal
Singer Element 2-A (added 1984 - - #84004096)
Also known as Site O-14
Address Restricted , Palo Verde
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Owner:
Federal
Singer Element 2-B (added 1984 - - #84004097)
Also known as Site O-15
Address Restricted , Palo Verde
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Owner:
Federal
Singer Element 2-C (added 1984 - - #84004098)
Also known as Site O-16
Address Restricted , Palo Verde
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Owner:
Federal
Singer Element R-1 (added 1984 - - #84004099)
Also known as Site O-18
Address Restricted , Palo Verde
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Owner:
Federal
Site G-3 (added 1984 - - #84004064)
Address Restricted , Palo Verde
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Owner:
Federal
Site L-2 (added 1984 - - #84004070)
Address Restricted , Palo Verde
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Owner:
Federal
Site L-4 (added 1984 - - #84004072)
Address Restricted , Palo Verde
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Owner:
Federal
Site M-11 (added 1984 - - #84004081)
Address Restricted , Palo Verde
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Owner:
Federal
Site M-9 (added 1984 - - #84004027)
Also known as AZ-050-0416
Address Restricted , Palo Verde
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Owner:
Private
Site P-14 (added 1984 - - #84004112)
Address Restricted , Palo Verde
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Owner:
Federal
Site P-8 (added 1984 - - #84004106)
Address Restricted , Palo Verde
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Owner:
Federal
Southwest Lake Cahuilla Recessional Shoreline Archeological District (added 1999 - - #99001567)
Address Restricted , Salton City
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Historic Significance:
Event, Information Potential
Area of Significance:
Prehistoric
Cultural Affiliation:
Cahuilla, Kumeyaay
Period of Significance:
7500-7999 BC, 7000-7499 BC, 5000-6999 BC, 3000-4999 BC, 1500-1599, 1499-1000 AD, 1000-2999 BC, 1000 AD-999 BC
Owner:
Federal
Historic Function:
Domestic
Historic Sub-function:
Camp
Current Function:
Defense, Work In Progress
Current Sub-function:
Military Facility
Spoke Wheel Rock Alignment (added 2003 - - #03000120)
Also known as CA-IMP-6988
Address Restricted , Ocotillo
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Historic Significance:
Information Potential, Architecture/Engineering
Architectural Style:
Other
Area of Significance:
Prehistoric, Art
Cultural Affiliation:
Kummeyaay Tribe
Period of Significance:
500-999 BC, 499-0 BC, 499-0 AD, 1900-1750 AD, 1749-1500 AD, 1499-1000 AD, 1000-500 AD, 1000-1499 BC
Owner:
Federal
Historic Function:
Religion
Historic Sub-function:
Ceremonial Site
Current Function:
Other
Stonehead (L-7) (added 1987 - - #87001026)
Address Restricted , Yuma
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Historic Significance:
Information Potential
Area of Significance:
Prehistoric
Cultural Affiliation:
Native American
Period of Significance:
1499-1000 AD
Owner:
Private
Historic Function:
Recreation And Culture
Historic Sub-function:
Work Of Art (Sculpture, Carving, Rock Art)
Current Function:
Landscape
Current Sub-function:
Unoccupied Land
Sweeney Pass Site (added 1984 - - #84004028)
Also known as Site S-1
Address Restricted , Ocotillo Wells
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Owner:
State
US Inspection Station--Calexico (added 1992 - - #91001749)
Also known as US Border Station;Old Customs Building
12 Heffernan Ave. , Calexico
Cbl62, CC BY-SA 3.0, via Wikimedia Commons
Historic Significance:
Architecture/Engineering, Event
Architect, builder, or engineer:
U,S. Treasury Department
Architectural Style:
Mission/Spanish Revival, Other
Area of Significance:
Architecture, Politics/Government, Hispanic
Period of Significance:
1925-1949
Owner:
Federal
Historic Function:
Government
Historic Sub-function:
Customhouse
Current Function:
Government
Current Sub-function:
Customhouse
More Information:
US Post Office--El Centro Main (added 1985 - - #85000125)
Also known as El Centro Main Post Office
230 S. 5th St. , El Centro
Cbl62, CC BY-SA 3.0, via Wikimedia Commons
Historic Significance:
Architecture/Engineering
Architect, builder, or engineer:
Wetmore,James A., Simon,Louis A.
Architectural Style:
Classical Revival, Beaux Arts
Area of Significance:
Architecture
Period of Significance:
1925-1949
Owner:
Federal
Historic Function:
Government
Historic Sub-function:
Post Office
Current Function:
Government
Current Sub-function:
Post Office
More Information:
Walter's Camp Linear Figure (added 1984 - - #84004068)
Also known as Site I-1
Address Restricted , Palo Verde
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Owner:
Federal

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