Illinois Historical Marital Status Data
ACS 2010-2014 data
Total population: 12,868,747
| Illinois | % | U.S. | |
| 15 Years and Over Total | 10,347,484 | see rank | 252,974,135 |
| Males, 15 Years and Over | 5,027,649 | 100%, see rank | 123,281,364 |
| Never Married | 1,885,732 | 37.51%, see rank | 35.77% |
| Married | 2,582,215 | 51.36%, see rank | 52.04% |
| Widowed | 125,944 | 2.51%, see rank | 2.57% |
| Divorced | 433,758 | 8.63%, see rank | 9.62% |
| Females, 15 Years and Over | 5,319,835 | 100%, see rank | 129,692,771 |
| Never Married | 1,676,962 | 31.52%, see rank | 29.48% |
| Married | 2,565,981 | 48.23%, see rank | 49.19% |
| Widowed | 492,316 | 9.25%, see rank | 9.16% |
| Divorced | 584,576 | 10.99%, see rank | 12.16% |
ACS 2008-2012 data
Total population: 12,823,860
| Illinois | % | U.S. | |
| 15 Years and Over Total | 10,259,962 | see rank | 248,042,237 |
| Males, 15 Years and Over | 4,982,920 | 100%, see rank | 120,789,875 |
| Never Married | 1,838,840 | 36.90%, see rank | 35.08% |
| Married | 2,592,885 | 52.04%, see rank | 52.93% |
| Widowed | 125,422 | 2.52%, see rank | 2.53% |
| Divorced | 425,773 | 8.54%, see rank | 9.46% |
| Females, 15 Years and Over | 5,277,042 | 100%, see rank | 127,252,362 |
| Never Married | 1,631,880 | 30.92%, see rank | 28.74% |
| Married | 2,570,814 | 48.72%, see rank | 49.95% |
| Widowed | 496,895 | 9.42%, see rank | 9.34% |
| Divorced | 577,453 | 10.94%, see rank | 11.97% |
ACS 2006-2010 data
Total population: 12,745,359
| Illinois | % | U.S. | |
| 15 Years and Over Total | 10,152,245 | see rank | 243,073,468 |
| Males, 15 Years and Over | 4,925,820 | 100%, see rank | 118,264,295 |
| Never Married | 1,776,651 | 36.07%, see rank | 34.21% |
| Married | 2,615,359 | 53.09%, see rank | 54.02% |
| Widowed | 124,021 | 2.52%, see rank | 2.52% |
| Divorced | 409,789 | 8.32%, see rank | 9.25% |
| Females, 15 Years and Over | 5,226,425 | 100%, see rank | 124,809,173 |
| Never Married | 1,569,672 | 30.03%, see rank | 27.93% |
| Married | 2,593,966 | 49.63%, see rank | 50.85% |
| Widowed | 504,589 | 9.65%, see rank | 9.55% |
| Divorced | 558,198 | 10.68%, see rank | 11.66% |
ACS 2005-2009 data
Total population: 12,785,043
| Illinois | % | U.S. | |
| 15 Years and Over Total | 10,140,293 | see rank | 240,146,935 |
| Males, 15 Years and Over | 4,939,326 | 100%, see rank | 117,166,601 |
| Never Married | 1,782,209 | 36.08%, see rank | 34.13% |
| Married | 2,627,911 | 53.20%, see rank | 54.15% |
| Widowed | 124,627 | 2.52%, see rank | 2.53% |
| Divorced | 404,579 | 8.19%, see rank | 9.19% |
| Females, 15 Years and Over | 5,200,967 | 100%, see rank | 122,980,334 |
| Never Married | 1,563,685 | 30.07%, see rank | 27.67% |
| Married | 2,572,968 | 49.47%, see rank | 50.88% |
| Widowed | 515,006 | 9.90%, see rank | 9.85% |
| Divorced | 549,308 | 10.56%, see rank | 11.60% |
US Census 2000 data
Total population: 12,419,293
| Illinois | % | U.S. | |
| 15 Years and Over Total | 9,707,837 | see rank | 221,148,671 |
| Males, 15 Years and Over | 4,685,982 | 100%, see rank | 107,027,405 |
| Never Married | 1,495,795 | 31.92%, see rank | 30.26% |
| Married | 2,702,469 | 57.67%, see rank | 58.58% |
| Widowed | 118,508 | 2.53%, see rank | 2.52% |
| Divorced | 369,210 | 7.88%, see rank | 8.65% |
| Females, 15 Years and Over | 5,021,855 | 100%, see rank | 114,121,266 |
| Never Married | 1,308,889 | 26.06%, see rank | 24.13% |
| Married | 2,679,481 | 53.36%, see rank | 54.60% |
| Widowed | 535,281 | 10.66%, see rank | 10.49% |
| Divorced | 498,204 | 9.92%, see rank | 10.78% |
* 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.