Oldest Cities in South Dakota

Top 19 cities ranked by oldest cities

Largest Cities Smallest Cities Most Dense Least Dense Highest Income Lowest Income Lowest Unemployment Highest Unemployment Lowest Poverty Highest Poverty Highest Home Value Most Affordable Highest Rent Lowest Rent Most Educated Youngest Cities Oldest Cities Safest Cities Highest Crime Warmest Cities Coldest Cities Rainiest Cities Driest Cities

All Countries · United States · South Dakota

Oldest Cities — South Dakota

1 Rapid Valley 42.6

2 Yankton 41.8

3 Sturgis 40.5

4 Pierre 39.9

5 Mitchell 39.8

6 Madison 39.6

7 Watertown 39.4

8 Rapid City 39.0

9 Brandon 37.7

10 Spearfish 37.2

11 Belle Fourche 36.8

12 Aberdeen 35.8

13 Sioux Falls 35.1

14 Huron 34.6

15 Harrisburg 30.2

16 Tea 29.7

17 Box Elder 28.6

18 Brookings 24.7

19 Vermillion 22.9

Cities with the oldest median ages in South Dakota often serve as popular retirement destinations or established communities with stable, long-term residents. Rapid Valley has a median age of 42.6 years.

Older median ages can indicate strong healthcare systems, quality of life factors that encourage aging in place, or communities that are particularly attractive to retirees. These cities often feature robust healthcare infrastructure and senior services.

Communities with older populations face unique planning challenges including healthcare capacity, accessibility, transportation for non-drivers, and maintaining a tax base as the workforce ages. Many are adapting their infrastructure and services to meet these evolving needs.

Did You Know?

1. Half of Rapid Valley's residents are over 42.6 years old.
2. Popular retirement destinations in Florida, Arizona, and the Carolinas dominate this list.
3. Cities with older populations typically have higher rates of homeownership and longer average residency periods.

Browse Rankings by Region

United States — By Region

Alabama Alaska Arizona Arkansas California Colorado Connecticut Delaware Florida Georgia Hawaii Idaho Illinois Indiana Iowa Kansas Kentucky Louisiana Maine Maryland Massachusetts Michigan Minnesota Mississippi Missouri Montana Nebraska Nevada New Hampshire New Jersey New Mexico New York North Carolina North Dakota Ohio Oklahoma Oregon Pennsylvania Puerto Rico Rhode Island South Carolina South Dakota Tennessee Texas Utah Vermont Virginia Washington West Virginia Wisconsin Wyoming

By Country

Afghanistan Albania Algeria Angola Argentina Armenia Australia Austria Azerbaijan Bangladesh Belarus Belgium Benin Bolivia Bosnia and Herzegovina Botswana Brazil Brunei Bulgaria Burkina Faso Burundi Cambodia Cameroon Canada Cayman Islands Central African Republic Chad Chile China Colombia Costa Rica Croatia Cuba Cyprus Czechia Democratic Republic of the Congo Denmark Dominican Republic Ecuador Egypt El Salvador Estonia Ethiopia Finland France Gabon Gambia Georgia Germany Ghana Greece Guadeloupe Guatemala Guinea Guinea-Bissau Haiti Honduras Hong Kong Hungary India Indonesia Iran Iraq Ireland Israel Italy Ivory Coast Jamaica Japan Jordan Kazakhstan Kenya Kuwait Kyrgyzstan Laos Latvia Lebanon Lesotho Liberia Libya Lithuania Luxembourg Madagascar Malawi Malaysia Mali Malta Mauritania Mauritius Mayotte Mexico Moldova Mongolia Morocco Mozambique Myanmar Namibia Nepal New Zealand Nicaragua Niger Nigeria North Korea North Macedonia Norway Oman Pakistan Palestinian Territory Panama Papua New Guinea Paraguay Peru Philippines Poland Portugal Puerto Rico Qatar Republic of the Congo Reunion Romania Russia Rwanda Saudi Arabia Senegal Serbia Sierra Leone Singapore Slovakia Slovenia Somalia South Africa South Korea South Sudan Spain Sri Lanka Sudan Suriname Sweden Switzerland Syria Taiwan Tajikistan Tanzania Thailand The Netherlands Togo Trinidad and Tobago Tunisia Turkey Turkmenistan Uganda Ukraine United Arab Emirates United Kingdom United States Uruguay Uzbekistan Venezuela Vietnam Yemen Zambia Zimbabwe