Top 25 U.S. cities with the oldest and youngest populations by median age. Only cities with populations above 20,000.
| # | City | Population | Median Age |
|---|---|---|---|
| 1 | Sun City West, AZ | 27,003 | 74.9 years |
| 2 | The Villages, FL | 82,108 | 73.6 years |
| 3 | Green Valley, AZ | 21,581 | 73.3 years |
| 4 | Sun City, AZ | 38,018 | 72.5 years |
| 5 | Sun City Center, FL | 31,801 | 70.0 years |
| 6 | Venice, FL | 26,467 | 68.7 years |
| 7 | Estero, FL | 37,258 | 65.4 years |
| 8 | North Fort Myers, FL | 44,189 | 63.7 years |
| 9 | Mesquite, NV | 21,314 | 62.4 years |
| 10 | Fortuna Foothills, AZ | 28,227 | 62.0 years |
| 11 | Bonita Springs, FL | 54,830 | 61.2 years |
| 12 | Seal Beach, CA | 24,868 | 61.2 years |
| 13 | Fountain Hills, AZ | 23,768 | 60.8 years |
| 14 | Prescott, AZ | 46,744 | 60.3 years |
| 15 | Hilton Head Island, SC | 37,805 | 59.9 years |
| 16 | Liberty Triangle, FL | 24,178 | 59.0 years |
| 17 | Dunedin, FL | 36,060 | 57.9 years |
| 18 | New Smyrna Beach, FL | 31,212 | 57.8 years |
| 19 | Palm Springs, CA | 44,998 | 57.8 years |
| 20 | Sebastian, FL | 25,759 | 57.6 years |
| 21 | Palm Desert, CA | 51,551 | 56.7 years |
| 22 | Catalina Foothills, AZ | 51,756 | 55.9 years |
| 23 | Tarpon Springs, FL | 25,522 | 55.7 years |
| 24 | Lake Havasu City, AZ | 58,037 | 55.7 years |
| 25 | Port Charlotte, FL | 64,971 | 55.5 years |
| # | City | Population | Median Age |
|---|---|---|---|
| 1 | Kiryas Joel, NY | 36,572 | 15.1 years |
| 2 | Monsey, NY | 27,787 | 15.6 years |
| 3 | Lakewood, NJ | 69,884 | 17.3 years |
| 4 | Rexburg, ID | 39,589 | 21.0 years |
| 5 | Oxford, OH | 22,069 | 21.2 years |
| 6 | East Lansing, MI | 45,394 | 21.3 years |
| 7 | Amherst Town, MA | 35,472 | 21.3 years |
| 8 | West Lafayette, IN | 44,802 | 21.4 years |
| 9 | State College, PA | 40,669 | 21.4 years |
| 10 | Allendale, MI | 25,741 | 21.4 years |
| 11 | College Park, MD | 34,397 | 21.6 years |
| 12 | Fort Hood, TX | 25,786 | 21.8 years |
| 13 | Athens, OH | 23,211 | 21.8 years |
| 14 | Blacksburg, VA | 45,288 | 21.9 years |
| 15 | Newark, DE | 30,309 | 22.0 years |
| 16 | Eagle Mountain, UT | 49,514 | 22.1 years |
| 17 | Statesboro, GA | 33,705 | 22.5 years |
| 18 | Pullman, WA | 31,939 | 22.8 years |
| 19 | College Station, TX | 122,280 | 22.9 years |
| 20 | Mount Pleasant, MI | 21,420 | 23.3 years |
| 21 | Jacksonville, NC | 73,507 | 23.3 years |
| 22 | Saratoga Springs, UT | 44,070 | 23.3 years |
| 23 | Ames, IA | 66,112 | 23.3 years |
| 24 | Ithaca, NY | 31,792 | 23.6 years |
| 25 | North Chicago, IL | 30,772 | 23.6 years |
Sun City West, AZ ranks #1 for oldest among U.S. cities with populations over 20,000, with a value of 74.9 years. Rounding out the top cities are The Villages, FL, Green Valley, AZ, Sun City, AZ. On the other end, Kiryas Joel, NY has the youngest value at 15.1 years. This ranking includes only cities with populations above 20,000. Data sourced from U.S. Census Bureau ACS.