Rio Arriba County, New Mexico Genealogy

United States &gt; New Mexico &gt; Rio Arriba County

Parent County
1852--Rio Arriba County was created 9 January 1852 as an original county. County seat: Tierra Amarilla

Rio Arriba County, New Mexico was created in 1850 as an original county in the Northern district of the Territory of New Mexico which had become a part of the United States when the Mexican War ended in 1848 with the signing of the Guadalupe Hidalgo Treaty. Rio Arriba County shares it’s northern border with the Southern border of Colorado. West of Rio Arriba County is San Juan County which connects with the states of Arizona, Utah, and Colorado creating the “Four Corners” area. The Rio Arriba county seat is Tierra Amarilla. The headwaters of Rio Chama River is a few miles south west of Tierra Amarilla and flows into the Rio Grande River near Santa Fe, the county seat of Santa Fe County.

Rio Arriba has two county seats: P.O. Box 158, Tierra Amarilla 87575 and P.O. Box 1256, Espanola 87532-1256 <ref name=Redbook American State, County, and Town Sources,3rd ed. (Provo, UT:Ancestry Publishing).

Neighboring Counties

 * Archuleta County, Colorado
 * Conejos County, Colorado
 * Los Alamos
 * Mora
 * San Juan
 * Sandoval
 * Santa Fe
 * Taos

Web Sites

 * USGenWeb project. May have maps, name indexes, history or other information for this county. Select the state, then the county.
 * Family History Library Catalog