Rio Arriba (NM)

Welcome to Rio Arriba County ...

Time Zone: Rio Arriba County lies in the Mountain Time Zone (MST/MDT) and observes daylight saving time.

The community of Tierra Amarilla is the Seat for Rio Arriba County.

Rio Arriba County is one of the original counties of New Mexico and was founded in 1852.

From the Census Estimates for 2019, <1> Rio Arriba had a population of 38,921 people. This is a decrease of 3.39% since the last Census (which gave a population of 40,286 people in 2010).

At the time of the 2010 Census, Rio Arriba represented 1.96% of the total population of New Mexico.

Websites of Interest ...

Websites specific to New Mexico
- Jump to Cyndi's List
- Jump to Family Search
- Jump to Genealogy Trails
- Website for the State Records Center and Archives

Websites specific to Rio Arriba County
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- Jump to Family Search
- Jump to Genealogy Trails

Websites for nearby counties
- Taos County
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- Mora County
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- Santa Fe County
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  - Jump to Family Search
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- Los Alamos County
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- Sandoval County
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- San Juan County
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- Archuleta County
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- Conejos County
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  - Jump to Genealogy Trails

Cemetery Information and Directories
- Cyndi's List
- Cemeteries of New Mexico
- Cemeteries of Rio Arriba County
- FamilySearch.org: Cemeteries of New Mexico
- Find-A-Grave: Home Page
- Interment.net
- Cemeteries of New Mexico
- Cemeteries of Rio Arriba County

Footnotes ...

<1>	On a yearly basis, the US Census Bureau creates an estimate of the county's population. Keep in mind that this is an estimate and not an actual count. The last physical count was the 2010 Census and the next count will be for the 2020 Census.