THE HISTORICAL
MARKER DATABASE
“Bite-Size Bits of Local, National, and Global History”
 
 
 
 
 
 
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Historical Markers in Port O''Connor

 
Clickable Map of Calhoun County, Texas and Immediately Adjacent Jurisdictions image/svg+xml 2019-10-06 U.S. Census Bureau, Abe.suleiman; Lokal_Profil; HMdb.org; J.J.Prats/dc:title> https://commons.wikimedia.org/wiki/File:Usa_counties_large.svg Calhoun County, TX (87) Aransas County, TX (86) Jackson County, TX (20) Matagorda County, TX (182) Refugio County, TX (31) Victoria County, TX (124)  CalhounCounty(87) Calhoun County (87)  AransasCounty(86) Aransas County (86)  JacksonCounty(20) Jackson County (20)  MatagordaCounty(182) Matagorda County (182)  RefugioCounty(31) Refugio County (31)  VictoriaCounty(124) Victoria County (124)
Port Lavaca is the county seat for Calhoun County
Port O'Connor is in Calhoun County
Calhoun County (87)  ►
ADJACENT TO CALHOUN COUNTY
Aransas County (86)  ►
Jackson County (20)  ►
Matagorda County (182)  ►
Refugio County (31)  ►
Victoria County (124)  ►
 
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1 ► Texas, Calhoun County, Port O'Connor — 12486 — Port O'Connor —
In 1909, the Calhoun County Cattle Company laid out a townsite on land that had been a part of a large ranch and settlement known as Alligator Head, named Port O'Connor for Thomas O'Connor of Victoria, from whom the company had purchased the ranch . . . — — Map (db m182669) HM
2 ► Texas, Calhoun County, Port O'Connor — 17476 — Port O'Connor Cemetery —
Late in the 19th century, a small settlement named Alligator Head, named for its particular landscape, developed on the coast of Matagorda Bay in Calhoun County. In 1910, the Calhoun County Cattle Company filed a plat for a town site and named it . . . — — Map (db m182668) HM
 
 
  
  
  
 
 
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Nov. 13, 2026