Columbia County Historical Age Data
ACS 2010-2014 data
Total population: 49,325
Median Age (
see rank)
| Columbia County | 42.50 years old |
| Oregon | 38.90 years old |
| U.S. | 37.40 years old |
Median Age, Male (
see rank)
| Columbia County | 41.90 years old |
| Oregon | 37.90 years old |
| U.S. | 36.10 years old |
Median Age, Female (
see rank)
| Columbia County | 43.20 years old |
| Oregon | 40.00 years old |
| U.S. | 38.80 years old |
| | Columbia County | % of the Total Population | Oregon | U.S. |
| Under 5 years | 2,624 | 5.32%, see rank | 5.94% | 6.36% |
| 5 to 9 years | 3,328 | 6.75%, see rank | 6.15% | 6.51% |
| 10 to 14 years | 3,218 | 6.52%, see rank | 6.18% | 6.59% |
| 15 to 19 years | 3,216 | 6.52%, see rank | 6.35% | 6.85% |
| 20 to 24 years | 2,565 | 5.20%, see rank | 6.73% | 7.13% |
| 25 to 34 years | 5,201 | 10.54%, see rank | 13.65% | 13.47% |
| 35 to 44 years | 6,344 | 12.86%, see rank | 13.02% | 12.96% |
| 45 to 54 years | 7,512 | 15.23%, see rank | 13.44% | 14.09% |
| 55 to 64 years | 7,681 | 15.57%, see rank | 13.61% | 12.29% |
| 65 to 74 years | 4,664 | 9.46%, see rank | 8.49% | 7.64% |
| 75 to 84 | 2,160 | 4.38%, see rank | 4.36% | 4.25% |
| 85 years and over | 812 | 1.65%, see rank | 2.08% | 1.85% |
US Census 2010 data
Total population: 49,351
Median Age (
see rank)
| Columbia County | 41.30 years old |
| Oregon | 38.40 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| Columbia County | 40.80 years old |
| Oregon | 37.30 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| Columbia County | 41.80 years old |
| Oregon | 39.50 years old |
| U.S. | 38.50 years old |
| | Columbia County | % of the Total Population | Oregon | U.S. |
| Under 5 years | 2,800 | 5.67%, see rank | 6.20% | 6.54% |
| 5 to 9 years | 3,128 | 6.34%, see rank | 6.19% | 6.59% |
| 10 to 14 years | 3,574 | 7.24%, see rank | 6.33% | 6.70% |
| 15 to 19 years | 3,340 | 6.77%, see rank | 6.65% | 7.14% |
| 20 to 24 years | 2,387 | 4.84%, see rank | 6.61% | 6.99% |
| 25 to 34 years | 5,374 | 10.89%, see rank | 13.68% | 13.30% |
| 35 to 44 years | 6,591 | 13.36%, see rank | 13.04% | 13.30% |
| 45 to 54 years | 7,891 | 15.99%, see rank | 14.07% | 14.58% |
| 55 to 64 years | 7,383 | 14.96%, see rank | 13.30% | 11.82% |
| 65 to 74 years | 4,063 | 8.23%, see rank | 7.57% | 7.03% |
| 75 to 84 | 2,000 | 4.05%, see rank | 4.32% | 4.23% |
| 85 years and over | 820 | 1.66%, see rank | 2.03% | 1.78% |
ACS 2008-2012 data
Total population: 49,317
Median Age (
see rank)
| Columbia County | 41.50 years old |
| Oregon | 38.40 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| Columbia County | 40.80 years old |
| Oregon | 37.30 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| Columbia County | 42.30 years old |
| Oregon | 39.50 years old |
| U.S. | 38.50 years old |
| | Columbia County | % of the Total Population | Oregon | U.S. |
| Under 5 years | 2,783 | 5.64%, see rank | 6.12% | 6.51% |
| 5 to 9 years | 3,321 | 6.73%, see rank | 6.23% | 6.57% |
| 10 to 14 years | 3,463 | 7.02%, see rank | 6.28% | 6.68% |
| 15 to 19 years | 3,328 | 6.75%, see rank | 6.59% | 7.09% |
| 20 to 24 years | 2,565 | 5.20%, see rank | 6.70% | 7.04% |
| 25 to 34 years | 5,261 | 10.67%, see rank | 13.67% | 13.32% |
| 35 to 44 years | 6,519 | 13.22%, see rank | 13.07% | 13.34% |
| 45 to 54 years | 7,811 | 15.84%, see rank | 13.98% | 14.44% |
| 55 to 64 years | 7,340 | 14.88%, see rank | 13.28% | 11.84% |
| 65 to 74 years | 4,143 | 8.40%, see rank | 7.70% | 7.12% |
| 75 to 84 | 1,948 | 3.95%, see rank | 4.37% | 4.25% |
| 85 years and over | 835 | 1.69%, see rank | 2.02% | 1.78% |
ACS 2006-2010 data
Total population: 49,006
Median Age (
see rank)
| Columbia County | 40.80 years old |
| Oregon | 38.10 years old |
| U.S. | 36.90 years old |
Median Age, Male (
see rank)
| Columbia County | 40.10 years old |
| Oregon | 37.00 years old |
| U.S. | 35.60 years old |
Median Age, Female (
see rank)
| Columbia County | 41.60 years old |
| Oregon | 39.10 years old |
| U.S. | 38.10 years old |
| | Columbia County | % of the Total Population | Oregon | U.S. |
| Under 5 years | 2,780 | 5.67%, see rank | 6.23% | 6.62% |
| 5 to 9 years | 3,370 | 6.88%, see rank | 6.28% | 6.62% |
| 10 to 14 years | 3,601 | 7.35%, see rank | 6.38% | 6.79% |
| 15 to 19 years | 3,631 | 7.41%, see rank | 6.82% | 7.28% |
| 20 to 24 years | 2,374 | 4.84%, see rank | 6.70% | 6.98% |
| 25 to 34 years | 5,287 | 10.79%, see rank | 13.53% | 13.22% |
| 35 to 44 years | 6,696 | 13.66%, see rank | 13.38% | 13.89% |
| 45 to 54 years | 8,077 | 16.48%, see rank | 14.52% | 14.57% |
| 55 to 64 years | 6,868 | 14.01%, see rank | 12.68% | 11.28% |
| 65 to 74 years | 3,664 | 7.48%, see rank | 7.10% | 6.74% |
| 75 to 84 | 1,966 | 4.01%, see rank | 4.43% | 4.30% |
| 85 years and over | 692 | 1.41%, see rank | 1.97% | 1.70% |
ACS 2005-2009 data
Total population: 48,612
Median Age (
see rank)
| Columbia County | 40.60 years old |
| Oregon | 37.70 years old |
| U.S. | 36.50 years old |
Median Age, Male (
see rank)
| Columbia County | 40.00 years old |
| Oregon | 36.70 years old |
| U.S. | 35.20 years old |
Median Age, Female (
see rank)
| Columbia County | 41.20 years old |
| Oregon | 38.80 years old |
| U.S. | 37.90 years old |
| | Columbia County | % of the Total Population | Oregon | U.S. |
| Under 5 years | 2,628 | 5.41%, see rank | 6.41% | 6.92% |
| 5 to 9 years | 3,360 | 6.91%, see rank | 6.31% | 6.59% |
| 10 to 14 years | 3,559 | 7.32%, see rank | 6.40% | 6.83% |
| 15 to 19 years | 3,779 | 7.77%, see rank | 6.74% | 7.15% |
| 20 to 24 years | 2,377 | 4.89%, see rank | 6.90% | 7.02% |
| 25 to 34 years | 5,127 | 10.55%, see rank | 13.51% | 13.42% |
| 35 to 44 years | 7,088 | 14.58%, see rank | 13.58% | 14.18% |
| 45 to 54 years | 8,314 | 17.10%, see rank | 14.80% | 14.48% |
| 55 to 64 years | 6,653 | 13.69%, see rank | 12.19% | 10.81% |
| 65 to 74 years | 3,270 | 6.73%, see rank | 6.78% | 6.50% |
| 75 to 84 | 1,750 | 3.60%, see rank | 4.43% | 4.40% |
| 85 years and over | 707 | 1.45%, see rank | 1.96% | 1.71% |
US Census 2000 data
Total population: 43,560
Median Age (
see rank)
| Columbia County | 37.70 years old |
| Oregon | 36.30 years old |
| U.S. | 35.30 years old |
Median Age, Male (
see rank)
| Columbia County | 37.40 years old |
| Oregon | 35.10 years old |
| U.S. | 34.00 years old |
Median Age, Female (
see rank)
| Columbia County | 38.00 years old |
| Oregon | 37.50 years old |
| U.S. | 36.50 years old |
| | Columbia County | % of the Total Population | Oregon | U.S. |
| Under 5 years | 2,785 | 6.39%, see rank | 6.52% | 6.81% |
| 5 to 9 years | 3,267 | 7.50%, see rank | 6.85% | 7.30% |
| 10 to 14 years | 3,681 | 8.45%, see rank | 7.08% | 7.29% |
| 15 to 19 years | 3,196 | 7.34%, see rank | 7.14% | 7.18% |
| 20 to 24 years | 2,029 | 4.66%, see rank | 6.73% | 6.74% |
| 25 to 34 years | 5,071 | 11.64%, see rank | 13.76% | 14.18% |
| 35 to 44 years | 7,158 | 16.43%, see rank | 15.39% | 16.04% |
| 45 to 54 years | 6,974 | 16.01%, see rank | 14.82% | 13.39% |
| 55 to 64 years | 4,336 | 9.95%, see rank | 8.90% | 8.63% |
| 65 to 74 years | 2,717 | 6.24%, see rank | 6.41% | 6.54% |
| 75 to 84 | 1,811 | 4.16%, see rank | 4.72% | 4.39% |
| 85 years and over | 535 | 1.23%, see rank | 1.68% | 1.51% |
* ACS stands for U.S. Census American Community Survey. According to the U.S. Census, if the date is a range, you can interpret the data as an average of the period of time.
