County Past
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Pinal County, Arizona

Historic newspapers, landmarks, and county history layers for genealogists and local historians.

—newspaper titles
—digitized titles
107historic places
—earliest paper
1875formed
425,264pop. 2020
14cemeteries
—CW battlefields

At a glance

Summary

The National Register of Historic Places includes 107 listed properties in the county, first listed in 1966. Most listings are in or near Casa Grande, Florence, Oracle.

Summary generated automatically from the source data on this page.

Newspapers

Library of Congress

Newspaper directory data for Arizona is not yet loaded on this site. Browse Pinal titles at the Library of Congress.

National Register of Historic Places

NPS NRHP

65 of 107 listings mapped; some locations are restricted by NPS to protect sensitive sites.

107 listed properties
PropertyCityTypeListed
Acadia RanchOracleBuilding1984
Adamsville RuinFlorenceSite1970
All Saint's ChurchOracleBuilding1984
American Flag Post Office RanchOracleBuilding1979
Arballo, Ramon, HouseFlorenceBuilding1986
Avenenti, Encarnacion, HouseFlorenceBuilding1987
Bayless, Earl, HouseCasa GrandeBuilding1985
Baylis, Wilbur O./Grasty HouseCasa GrandeBuilding1985
Bien/McNatt HouseCasa GrandeBuilding1985
Brockway, Dr. George M. and Esther A., HouseFlorenceBuilding2004
Building at 121 North Florence StreetCasa GrandeBuilding2002
Building at 400 East Third StreetCasa GrandeBuilding2002
Butte-Cochran Charcoal OvensFlorenceStructure1975
Camp Grant Massacre SiteLookout MountainSite1998
Carminatti-Perham HouseFlorenceBuilding1986
Casa Grande DispatchCasa GrandeBuilding2002
Casa Grande HospitalCasa GrandeBuilding2002
Casa Grande HotelCasa GrandeBuilding1985
Casa Grande National MonumentCoolidgeDistrict1966
Casa Grande Stone ChurchCasa GrandeBuilding1978
Casa Grande Union High School and GymnasiumCasa GrandeBuilding1986
Casa Grande Woman's Club BuildingCasa GrandeBuilding1979
Central Creditors Association BuildingCasa GrandeBuilding1985
Chi'chil Bildagoteel Historic DistrictSuperiorDistrict2016
Church of the NazareneCasa GrandeBuilding2002
Colton, Albert and Freeman, H. H., HouseFlorenceBuilding1986
Coolidge Woman's ClubCoolidgeBuilding1990
Cox, William, BuildingCAsa GrandeBuilding1999
Cruz Trading PostCasa GrandeBuilding1985
Day, Judge William T., HouseCasa GrandeBuilding1985
Devil's Canyon BridgeSuperiorStructure1988
Douglass, James S. Melquides E., HouseFlorenceBuilding2004
Evergreen Addition Historic District (Additional Documentation)Casa GrandeDistrict2009
First Baptist ChurchCasa GrandeBuilding2002
First Florence CourthouseFlorenceBuilding1974
First Presbyterian Church of FlorenceFlorenceBuilding1994
Florence Townsite Historic DistrictFlorenceDistrict1982
Florence Union High SchoolFlorenceBuilding1987
Fulbright, Thomas, HouseFlorenceBuilding1996
Grewe SiteCoolidgeSite2001
Ha-ak Va-ak Intaglio SiteSacatonSite1979
Harvey-Niemeyer HouseFlorenceBuilding1986
Henry, C. D., HouseFlorenceBuilding1986
Hieroglyphic Canyon SiteApache JunctionSite1994
Hohokam-Pima National MonumentGila River Indian ReservationDistrict1974
House at 222 West Ninth St.Casa GrandeBuilding2002
House at 317 East Eighth StreetCasa GrandeBuilding2002
House at 320 West Eighth StreetCasa GrandeBuilding2002
House at 323 West Eighth St.Casa GrandeBuilding2002
House at 59 North Brown AvenueCasa GrandeBuilding2002
House at 736 North Center AvenueCasa GrandeBuilding2002
House at North Lehmberg AvenueCasa GrandeBuilding2002
Huffman, Dr. George, HouseFlorenceBuilding1986
Johnson's Grocery StoreCasa GrandeBuilding1985
Kannally RanchOracleBuilding1996
Kelvin BridgeKelvinStructure1988
Kilcrease, V.W., BuildingCasa GrandeBuilding2002
Kochsmeier, Henry and Anna, HouseCasa GrandeBuilding2002
Kratzka, Gus, HouseCasa GrandeBuilding1985
La Casa del High JinksOracleBuilding1996
Laundry BuildingCasa GrandeBuilding1985
Lehmberg, Dr. H. B., HouseCasa GrandeBuilding1985
Lincoln HospitalCasa GrandeBuilding2002
Littlefield, Inez and Davis, Bea, HouseFlorenceBuilding1986
Lorona, Andronico, Second HouseFlorenceBuilding1986
Magma HotelSuperiorBuilding1994
Mandell and Meyer BuildingCasa GrandeBuilding2002
Manjarres HouseFlorenceBuilding1987
McClellan Wash Archeological DistrictPicachoDistrict1989
McGee, James and Mary, HouseFlorenceBuilding2004
Meehan/Gaar HouseCasa GrandeBuilding1985
Mineral Creek BridgeKelvinStructure1988
Paramount TheatreCasa GrandeBuilding1999
Period Revival HouseCasa GrandeBuilding1985
Picacho Pass Skirmish Site-Overland Mail Co. Stage Station at Picacho PassPicachoSite2002
Pierson, Adrian, HouseFlorenceBuilding1987
Pinal County CourthouseFlorenceBuilding1978
Pioneer MarketCasa GrandeBuilding1985
Prettyman's Meat Market and Grocery/Brigg's JewelerCasa GrandeBuilding1985
Price, W. Y., HouseFlorenceBuilding1986
Queen Creek BridgeFlorence JunctionStructure1988
Queen Creek BridgeSuperiorStructure1988
Rancho Linda VistaOracleDistrict1999
Rancho SolanoCatalinaBuilding1995
Randolph Community Historic DistrictCoolidgeDistrict2024
S.S. Blinky Jr. BuildingCasa GrandeBuilding2002
Sacaton Dam BridgeSacatonStructure1988
Saint Anthony's Church and RectoryCasa GrandeBuilding1985
San Tan Canal BridgeSacatonStructure1988
Shonessy Building/Don Chun Wo StoreCasa GrandeBuilding1985
Shonessy HouseCasa GrandeBuilding1985
SnaketownChandlerDistrict1966
Stone BungalowCasa GrandeBuilding1985
Stone WarehouseCasa GrandeBuilding1985
Templeton, Benjamin, HouseCasa GrandeBuilding2002
Thompson, Boyce, Southwestern ArboretumSuperiorDistrict1976
Thompson, Boyce, Southwestern Arboretum (Boundary Increase)SuperiorDistrict2025
Truman-Randall HouseFlorenceBuilding1987
Valley National BankCasa GrandeBuilding2002
Vasquez HouseCasa GrandeBuilding1985
Verdugo Homestead Historic DistrictRandolphDistrict2001
Ward's Variety StoreCasa GrandeBuilding1985
Warner, P. C., First HouseFlorenceBuilding1986
White HouseCasa GrandeBuilding1985
Wilbur, Walter, HouseCasa GrandeBuilding2002
Wilson, C. J. (Blinky), HouseCasa GrandeBuilding1985
Winkelman BridgeWinkelmanStructure1988

Source: National Park Service, National Register of Historic Places. Property links open NRHP nomination files at the National Archives.

County formation

Newberry AHCB

Pinal was formed in 1875 (1875-02-01) from Maricopa, Pima.

PINAL created by Arizona Territory from MARICOPA and PIMA.

Source: Newberry Library, Atlas of Historical County Boundaries.

Population by decade

Census

Pinal County population from 1880 to 2020 (Census historical series).

425k214k3,044188019201950196020002020
188019001920194019501960198020002020
3,0447,77916,13028,84143,19162,67390,918179,727425,264

Sources: U.S. Census Bureau historical county population (Forstall 1790–1990) and public-domain / CC0 county population series through 2020.

National Park Service sites nearby

NPS

Park units within about 40 km of the county centroid (from NPS Public POIs; no API key).

SiteTypeDist.
Casa Grande Ruins National MonumentPark unit18.0 km

Source: NPS National Datasets / Public POIs. The NPS Developer API requires a free key and was not used.

Cemeteries & historical places

USGS GNIS

14 cemeteries and 0 historical populated places (ghost towns / former settlements) recorded in USGS GNIS for this county.

Cemeteries — 14 of 14 listed
NameLatLon
Adamsville Cemetery33.02384-111.40872
Arizona State Prison Cemetery33.02362-111.37
Dudleyville Cemetery32.96317-110.76964
East Sacaton Cemetery33.07144-111.73569
Eloy Memorial Park32.73339-111.50509
Florence Cemetery33.00577-111.38459
Kelvin Cemetery33.10892-110.95817
Mammoth Valley View Cemetery32.71806-110.64486
McKinney Cemetery32.70535-110.72982
Mountain View Cemetery32.83421-111.73351
Reevis Grave33.44505-111.1779
Sasco Cemetery32.54481-111.43245
Upper Santan Cemetery33.1234-111.7408
Valley Memorial Park Cemetery33.00469-111.49272

Source: USGS Geographic Names Information System (public domain). Cemeteries from the 2021 NationalFile archive; historical places from GNIS HistoricalFeatures topical extract.

Historical markers

HMdb link

Marker text and photos from the Historical Marker Database (HMdb) are not embedded here. HMdb allows non-commercial reuse with attribution, but commercial/compensated use needs written permission; this is a commercial site, so we only link out.

Search HMdb for Pinal County, Arizona

Terms: hmdb.org/copyright.asp. Linking is encouraged by HMdb.