City comparison
Austin, TX is about 1,000 miles (1,600 km) from Rapid City, SD in a straight line. By road, the drive is roughly 1,200 miles, or about 21 hours (about 2 days at 10 h/day) behind the wheel at highway speeds.
Driving distance is a rough estimate (great-circle × 1.25); driving time assumes a 60 mph blended average. Real trips run 10–20% longer with stops.
A direct flight from Austin, TX to Rapid City, SD takes about 2 h, covering roughly 1,000 miles in a straight line. Connecting itineraries with a layover typically add 1–3 hours.
Block-to-block estimate at ~500 mph cruise, including taxi, climb, and descent — what an airline would publish, not pure airborne time.
Austin, TX is on Central Time and Rapid City, SD is on Mountain Time — a 1-hour difference. When it's noon in Austin, it's 11 a.m. in Rapid City, which puts Austin 1 hours ahead.
Standard-time offsets. Daylight saving applies in both cities for most of the year (exceptions: Hawaii and most of Arizona), and the gap between the two stays the same.
Austin has a population of 958,202, vs 75,632 in Rapid City — about 12.7× larger by population. By land area, Austin covers about 325 sq mi vs 56 sq mi for Rapid City.
Population from US Census ACS. Land area from the Census Gazetteer (city proper, excluding inland water).
Cost indices by category, with the US city average (100) marked.
Index: 100 = US city average. Lower is more affordable.
Side-by-side costs, salaries, and sub-category indices.
| Metric | Austin | Rapid City | Difference |
|---|---|---|---|
| Median rent | $1,549/mo | $975/mo | 58.9% higher in Austin |
| Median home value | $461,500 | $244,500 | 88.8% higher in Austin |
| Median household income | $86,556 | $62,784 | 37.9% higher in Austin |
| Groceries index | 94.2 | 95.5 | 1.4% higher in Rapid City |
| Utilities index | 83.2 | 80.2 | 3.7% higher in Austin |
| Transportation index | 96.6 | 92.3 | 4.6% higher in Austin |
| Healthcare index | 96.1 | 92.5 | 3.9% higher in Austin |
How much you'd need to earn in the other city to keep the same standard of living.
If you earn $100,000 in Austin, you'd need $79,566 in Rapid City to maintain your standard of living.
Climate, safety, and demographics side by side.
Rapid City, SD is about 20.4% cheaper overall than Austin, TX, based on our cost-of-living index. Housing costs are roughly 65% higher in Austin than in Rapid City. If you earn $80,000 in Austin, you'd need about $63,653 in Rapid City to keep the same standard of living.