The 2000 Census showed that Rio Arriba County had a population of 41,190 people. This represented 2.26% of the total population of New Mexico, making it the state's 13th most populous county (out of 33 counties).
From the Census Estimates for 2009<1>, Rio Arriba had a population of 40,678 people. This is a decrease of 1.24% since the 2000 Census.
The following table shows the recent changes in population. Other than 2000, the population counts have been estimated by the Census Bureau.
Year | Population | Change Since 2000 | Year-to-Year Change |
2010 | 40,246 | -2.29% | -1.06% since 2009 |
2009 | 40,678 | -1.24% | +0.17% since 2008 |
2008 | 40,609 | -1.41% | -0.41% since 2007 |
2007 | 40,778 | -1% | |
2006 | 40,758 | -1.05% | +0.52% since 2005 |
2005 | 40,546 | -1.56% | -0.23% since 2004 |
2004 | 40,638 | -1.34% | |
2003 | 40,643 | -1.33% | -0.63% since 2002 |
2002 | 40,902 | -0.7% | -0.22% since 2001 |
2001 | 40,991 | -0.48% | -0.48% since 2000 |
--- | | | 2000 | 41,190 | The Last Census |
Rio Arriba County had 18,016 Housing Units<2> at the time of the 2000 Census.
The 2000 Census shows that Rio Arriba County has a total area<3> of 5,896 square miles [15,270 km²]. Of this total, only a minor amount of that area is covered by water (38.47 square miles [99.6 km²]).
Using the above population and land area values, Rio Arriba County had a population density of 7.03 people per square mile [2.72 people/km²], making it the state's 17th most densely populated county (out of 33 counties).
US Census QuickFacts
The Census Bureau has created documents containing demographic information that are called QuickFacts. A QuickFact that is specific to Rio Arriba County is available. The QuickFact also contains a comparison between Rio Arriba and the state of New Mexico. Click here for the Rio Arriba County QuickFact (QF-35039).
Below are the counties that adjoin and form the boundaries of Rio Arriba County. A link to their specific Census QuickFact has been provided.
County | Census QuickFact | Direction | Population (2009 Est.) | Population (2000 Census) | Change in Population |
Archuleta (CO) | QF-08007 | NW | 12,430 | 9,898 | 25.58% |
Conejos (CO) | QF-08021 | NE | 7,844 | 8,400 | -6.62% |
Los Alamos | QF-35028 | SE | 18,074 | 18,343 | -1.47% |
Mora | QF-35033 | E | 4,935 | 5,180 | -4.73% |
San Juan | QF-35045 | W | 124,131 | 113,801 | 9.08% |
Sandoval | QF-35043 | S | 125,988 | 89,908 | 40.13% |
Santa Fe | QF-35049 | SE | 147,532 | 129,292 | 14.11% |
Taos | QF-35055 | E | 31,507 | 29,979 | 5.1% |
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