Ionia County Historical Age Data
ACS 2010-2014 data
Total population: 63,976
Median Age (
see rank)
| Ionia County | 37.30 years old |
| Michigan | 39.30 years old |
| U.S. | 37.40 years old |
Median Age, Male (
see rank)
| Ionia County | 36.40 years old |
| Michigan | 38.00 years old |
| U.S. | 36.10 years old |
Median Age, Female (
see rank)
| Ionia County | 38.90 years old |
| Michigan | 40.60 years old |
| U.S. | 38.80 years old |
| | Ionia County | % of the Total Population | Michigan | U.S. |
| Under 5 years | 3,871 | 6.05%, see rank | 5.85% | 6.36% |
| 5 to 9 years | 4,594 | 7.18%, see rank | 6.30% | 6.51% |
| 10 to 14 years | 4,519 | 7.06%, see rank | 6.64% | 6.59% |
| 15 to 19 years | 4,250 | 6.64%, see rank | 7.12% | 6.85% |
| 20 to 24 years | 4,273 | 6.68%, see rank | 7.14% | 7.13% |
| 25 to 34 years | 8,302 | 12.98%, see rank | 11.92% | 13.47% |
| 35 to 44 years | 8,862 | 13.85%, see rank | 12.39% | 12.96% |
| 45 to 54 years | 9,631 | 15.05%, see rank | 14.69% | 14.09% |
| 55 to 64 years | 7,925 | 12.39%, see rank | 13.36% | 12.29% |
| 65 to 74 years | 4,564 | 7.13%, see rank | 8.04% | 7.64% |
| 75 to 84 | 2,303 | 3.60%, see rank | 4.53% | 4.25% |
| 85 years and over | 882 | 1.38%, see rank | 2.02% | 1.85% |
US Census 2010 data
Total population: 63,905
Median Age (
see rank)
| Ionia County | 37.00 years old |
| Michigan | 38.90 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| Ionia County | 35.80 years old |
| Michigan | 37.60 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| Ionia County | 38.40 years old |
| Michigan | 40.00 years old |
| U.S. | 38.50 years old |
| | Ionia County | % of the Total Population | Michigan | U.S. |
| Under 5 years | 4,098 | 6.41%, see rank | 6.03% | 6.54% |
| 5 to 9 years | 4,324 | 6.77%, see rank | 6.45% | 6.59% |
| 10 to 14 years | 4,409 | 6.90%, see rank | 6.83% | 6.70% |
| 15 to 19 years | 4,544 | 7.11%, see rank | 7.48% | 7.14% |
| 20 to 24 years | 4,173 | 6.53%, see rank | 6.77% | 6.99% |
| 25 to 34 years | 8,754 | 13.70%, see rank | 11.78% | 13.30% |
| 35 to 44 years | 9,003 | 14.09%, see rank | 12.93% | 13.30% |
| 45 to 54 years | 9,898 | 15.49%, see rank | 15.28% | 14.58% |
| 55 to 64 years | 7,449 | 11.66%, see rank | 12.67% | 11.82% |
| 65 to 74 years | 4,132 | 6.47%, see rank | 7.33% | 7.03% |
| 75 to 84 | 2,331 | 3.65%, see rank | 4.50% | 4.23% |
| 85 years and over | 790 | 1.24%, see rank | 1.94% | 1.78% |
ACS 2008-2012 data
Total population: 64,149
Median Age (
see rank)
| Ionia County | 36.50 years old |
| Michigan | 38.80 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| Ionia County | 35.90 years old |
| Michigan | 37.50 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| Ionia County | 37.30 years old |
| Michigan | 40.00 years old |
| U.S. | 38.50 years old |
| | Ionia County | % of the Total Population | Michigan | U.S. |
| Under 5 years | 4,088 | 6.37%, see rank | 6.00% | 6.51% |
| 5 to 9 years | 4,246 | 6.62%, see rank | 6.43% | 6.57% |
| 10 to 14 years | 4,808 | 7.50%, see rank | 6.82% | 6.68% |
| 15 to 19 years | 4,292 | 6.69%, see rank | 7.42% | 7.09% |
| 20 to 24 years | 4,351 | 6.78%, see rank | 6.86% | 7.04% |
| 25 to 34 years | 8,843 | 13.79%, see rank | 11.85% | 13.32% |
| 35 to 44 years | 9,032 | 14.08%, see rank | 12.94% | 13.34% |
| 45 to 54 years | 9,737 | 15.18%, see rank | 15.12% | 14.44% |
| 55 to 64 years | 7,411 | 11.55%, see rank | 12.69% | 11.84% |
| 65 to 74 years | 4,216 | 6.57%, see rank | 7.41% | 7.12% |
| 75 to 84 | 2,250 | 3.51%, see rank | 4.53% | 4.25% |
| 85 years and over | 875 | 1.36%, see rank | 1.93% | 1.78% |
ACS 2006-2010 data
Total population: 64,651
Median Age (
see rank)
| Ionia County | 35.90 years old |
| Michigan | 38.10 years old |
| U.S. | 36.90 years old |
Median Age, Male (
see rank)
| Ionia County | 35.10 years old |
| Michigan | 36.90 years old |
| U.S. | 35.60 years old |
Median Age, Female (
see rank)
| Ionia County | 37.00 years old |
| Michigan | 39.30 years old |
| U.S. | 38.10 years old |
| | Ionia County | % of the Total Population | Michigan | U.S. |
| Under 5 years | 4,221 | 6.53%, see rank | 6.17% | 6.62% |
| 5 to 9 years | 4,343 | 6.72%, see rank | 6.56% | 6.62% |
| 10 to 14 years | 4,812 | 7.44%, see rank | 7.03% | 6.79% |
| 15 to 19 years | 4,444 | 6.87%, see rank | 7.64% | 7.28% |
| 20 to 24 years | 4,516 | 6.99%, see rank | 6.66% | 6.98% |
| 25 to 34 years | 9,082 | 14.05%, see rank | 11.92% | 13.22% |
| 35 to 44 years | 9,460 | 14.63%, see rank | 13.64% | 13.89% |
| 45 to 54 years | 9,811 | 15.18%, see rank | 15.26% | 14.57% |
| 55 to 64 years | 6,918 | 10.70%, see rank | 11.88% | 11.28% |
| 65 to 74 years | 3,903 | 6.04%, see rank | 6.89% | 6.74% |
| 75 to 84 | 2,303 | 3.56%, see rank | 4.54% | 4.30% |
| 85 years and over | 838 | 1.30%, see rank | 1.80% | 1.70% |
ACS 2005-2009 data
Total population: 63,685
Median Age (
see rank)
| Ionia County | 35.30 years old |
| Michigan | 37.70 years old |
| U.S. | 36.50 years old |
Median Age, Male (
see rank)
| Ionia County | 34.00 years old |
| Michigan | 36.50 years old |
| U.S. | 35.20 years old |
Median Age, Female (
see rank)
| Ionia County | 36.80 years old |
| Michigan | 38.90 years old |
| U.S. | 37.90 years old |
| | Ionia County | % of the Total Population | Michigan | U.S. |
| Under 5 years | 4,240 | 6.66%, see rank | 6.30% | 6.92% |
| 5 to 9 years | 4,367 | 6.86%, see rank | 6.49% | 6.59% |
| 10 to 14 years | 4,623 | 7.26%, see rank | 7.02% | 6.83% |
| 15 to 19 years | 4,455 | 7.00%, see rank | 7.44% | 7.15% |
| 20 to 24 years | 4,943 | 7.76%, see rank | 6.89% | 7.02% |
| 25 to 34 years | 8,914 | 14.00%, see rank | 12.21% | 13.42% |
| 35 to 44 years | 9,499 | 14.92%, see rank | 14.14% | 14.18% |
| 45 to 54 years | 9,537 | 14.98%, see rank | 15.29% | 14.48% |
| 55 to 64 years | 6,441 | 10.11%, see rank | 11.36% | 10.81% |
| 65 to 74 years | 3,629 | 5.70%, see rank | 6.66% | 6.50% |
| 75 to 84 | 2,217 | 3.48%, see rank | 4.46% | 4.40% |
| 85 years and over | 820 | 1.29%, see rank | 1.74% | 1.71% |
US Census 2000 data
Total population: 61,518
Median Age (
see rank)
| Ionia County | 32.90 years old |
| Michigan | 35.50 years old |
| U.S. | 35.30 years old |
Median Age, Male (
see rank)
| Ionia County | 31.20 years old |
| Michigan | 34.30 years old |
| U.S. | 34.00 years old |
Median Age, Female (
see rank)
| Ionia County | 34.90 years old |
| Michigan | 36.60 years old |
| U.S. | 36.50 years old |
| | Ionia County | % of the Total Population | Michigan | U.S. |
| Under 5 years | 4,224 | 6.87%, see rank | 6.76% | 6.81% |
| 5 to 9 years | 4,572 | 7.43%, see rank | 7.50% | 7.30% |
| 10 to 14 years | 4,822 | 7.84%, see rank | 7.52% | 7.29% |
| 15 to 19 years | 4,919 | 8.00%, see rank | 7.24% | 7.18% |
| 20 to 24 years | 5,106 | 8.30%, see rank | 6.48% | 6.74% |
| 25 to 34 years | 9,025 | 14.67%, see rank | 13.71% | 14.18% |
| 35 to 44 years | 10,058 | 16.35%, see rank | 16.08% | 16.04% |
| 45 to 54 years | 7,874 | 12.80%, see rank | 13.76% | 13.39% |
| 55 to 64 years | 4,753 | 7.73%, see rank | 8.68% | 8.63% |
| 65 to 74 years | 3,302 | 5.37%, see rank | 6.47% | 6.54% |
| 75 to 84 | 2,108 | 3.43%, see rank | 4.36% | 4.39% |
| 85 years and over | 755 | 1.23%, see rank | 1.43% | 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.
