City comparison
Houston, TX is about 1,100 miles (1,700 km) from Rapid City, SD in a straight line. By road, the drive is roughly 1,300 miles, or about 22 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 Houston, TX to Rapid City, SD takes about 2 h 9 min, covering roughly 1,100 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.
Houston, TX is on Central Time and Rapid City, SD is on Mountain Time — a 1-hour difference. When it's noon in Houston, it's 11 a.m. in Rapid City, which puts Houston 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.
Houston has a population of 2,296,253, vs 75,632 in Rapid City — about 30.4× larger by population. By land area, Houston covers about 640 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 | Houston | Rapid City | Difference |
|---|---|---|---|
| Median rent | $1,235/mo | $975/mo | 26.7% higher in Houston |
| Median home value | $235,000 | $244,500 | 4.0% higher in Rapid City |
| Median household income | $60,440 | $62,784 | 3.9% higher in Rapid City |
| Groceries index | 100.4 | 95.5 | 5.1% higher in Houston |
| Utilities index | 96.3 | 80.2 | 20.0% higher in Houston |
| Transportation index | 95.8 | 92.3 | 3.7% higher in Houston |
| Healthcare index | 95.2 | 92.5 | 2.8% higher in Houston |
How much you'd need to earn in the other city to keep the same standard of living.
If you earn $100,000 in Houston, you'd need $83,642 in Rapid City to maintain your standard of living.
Climate, safety, and demographics side by side.
Rapid City, SD is about 16.4% cheaper overall than Houston, TX, based on our cost-of-living index. Housing costs are roughly 42% higher in Houston than in Rapid City. If you earn $80,000 in Houston, you'd need about $66,913 in Rapid City to keep the same standard of living.