South Dakota Population (2026)
Population of South Dakota with area, density and how it compares to nearby places.
Population of South Dakota
South Dakota ranks #46 by population among 51 comparable places in this atlas.
Quick facts about South Dakota
| Type | State |
|---|---|
| Country | United States |
| Continent | North America |
| Coordinates | 44°22′5.9″N 100°21′3.6″W (44.3683, -100.351) |
| Capital | Pierre |
| Population | 920.000 |
| Area | 77.116 sq mi |
| Abbreviation | SD |
| Time zone | America/Chicago |
| Local time | 8:11 PM (UTC-05:00) |
| Best months | June, July, August and September |
| Climate | Continental |
Population by national park in South Dakota
2 national parks mapped in this atlas
Population by attraction in South Dakota
1 attractions mapped in this atlas
Population by state park in South Dakota
1 state and provincial parks mapped in this atlas
Summary
South Dakota is a state in United States. South Dakota is a US state with its capital at Pierre. It has a population of about 920.000. The capital is Pierre.
Right now it is 36°F (2°C) in South Dakota with light drizzle. It feels like 30°F. Today runs from 36°F to 41°F. Chance of precipitation is 96%. Sightseeing conditions score 5/10 - marginal.
The best time to visit South Dakota is June, July, August and September. The climate is continental. January, February and December tend to be the least comfortable months. July is the warmest month with average highs near 89°F, while January is the coldest with lows near 11°F.
Nearby highlights include Badlands National Park, Wind Cave National Park, Mount Rushmore and Custer State Park.
In plain terms. Today is much colder than average for October. The forecast high of 41°F is 23.4°F below the 64°F typical for this month. The best window to be outside is roughly 4 PM to 7 PM, when temperature, rain chance and wind line up best. fishing is the strongest bet in South Dakota today at 8/10. Wet roads are likely; braking distances roughly double in heavy rain.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Map of South Dakota
Interactive map with nearby places. Switch between street, terrain and satellite views.
Coordinates: 44°22′5.9″N 100°21′3.6″W (44.3683, -100.351)
Explore South Dakota
Every topic we hold for this place, and the same topic for the places around it.
Population for related places
Frequently asked questions
Where is South Dakota?
South Dakota is a state in United States. Its coordinates are 44.3683, -100.351. It lies in North America.
What is the weather like in South Dakota right now?
It is currently 36°F (2°C) with light drizzle. Humidity is 96% and wind is 6 mph.
When is the best time to visit South Dakota?
June, July, August and September offer the most comfortable conditions in South Dakota, which has a continental climate. January, February and December are usually the hardest months for outdoor plans.
What time zone is South Dakota in?
South Dakota observes America/Chicago (UTC-05:00). The local time is 8:11 PM.
How many people live in South Dakota?
South Dakota has a population of approximately 920.000.
What are the top things to do in South Dakota?
Popular options include Badlands National Park, Wind Cave National Park, Mount Rushmore, Custer State Park and Theodore Roosevelt National Park.
What places are in South Dakota?
South Dakota covers 4 places in this atlas, including Badlands National Park, Wind Cave National Park, Mount Rushmore and Custer State Park.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (us-states) - coordinates, hierarchy and facts. |
|---|---|
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated October 26, 2026 at 8:11 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
