Overall
- Rapid City
- 89.2
Diff -9.1 RPP
Prescott Valley-Prescott vs Rapid City
Cost of living comparison based on BEA Regional Price Parities. Rapid City is 9.3% less expensive than Prescott Valley-Prescott.
9.3% less expensive
Rapid City, SD is 9.3% less expensive than Prescott Valley-Prescott, AZ on BEA Regional Price Parities (overall RPP 89.2 vs 98.3). A $100,000 salary in Prescott Valley-Prescott buys about the same as $90,743 in Rapid City; the largest component gap is rents.
- Overall RPP 98.3 (Prescott Valley-Prescott) vs 89.2 (Rapid City)
- $100k in Prescott Valley-Prescott ≈ $90,743 purchasing power in Rapid City
- Rents drives the gap (-26.2 RPP points)
RPP parity plate
Pair AZ:SD 98.3→89.2
TIER-GAP · CROSS-STATE · RENT-LED · BOTH-BELOW · PP-SHIFT
- TIER-GAP Clear tier gap
- CROSS-STATE AZ × SD
- RENT-LED Rent-led gap
- BOTH-BELOW Both below 100
- PP-SHIFT PP shift
Instrument codes from this pair's BEA Regional Price Parities (overall · goods · services · rents · national benchmark 100 · purchasing-power conversion), not a ranking or recommendation.
Salary Equivalents
What a salary in Prescott Valley-Prescott would need to be in Rapid City for the same purchasing power:
| In Prescott Valley-Prescott | In Rapid City | Difference |
|---|---|---|
| $50,000 | $45,372 | $-4,628 |
| $75,000 | $68,058 | $-6,942 |
| $100,000 | $90,743 | $-9,257 |
| $150,000 | $136,115 | $-13,885 |
$ in Prescott Valley-Prescott = in Rapid City
Same BEA Regional Price Parity ratio as the table above (98.3 → 89.2), computed live from your number, nothing is sent anywhere.
What This Comparison Actually Tells You
Both metros remain below the U.S. benchmark of 100. This comparison chooses between two below-average price levels; “more expensive” here does not mean nationally expensive.
Prescott Valley-Prescott, AZ and Rapid City, SD sit in clearly different price tiers, separated by 9.1 RPP points. At this distance, treating the same nominal salary as equivalent would materially change purchasing power.
Rents leads the difference, with Rapid City 26.2 points lower than Prescott Valley-Prescott. Goods, services, and rents all point in the same broad direction, making the headline comparison more transferable across household types.
Comparable population context is incomplete for this pair, so no market-scale explanation is inferred from the price indexes.
For a housing-sensitive move, validate the rent gap first: HUD Fair Market Rent and the actual unit size can overturn what the blended index implies. On the BEA ratio alone, $100,000 in Prescott Valley-Prescott corresponds to $90,743 in Rapid City.
Category Breakdown
Goods
- Rapid City
- 95.5
Diff -0.8 RPP
Services
- Rapid City
- 79.1
Diff -12.4 RPP
Rents
- Rapid City
- 72.6
Diff -26.2 RPP
| Category | Prescott Valley-Prescott | Rapid City | Difference |
|---|---|---|---|
| Overall | 98.3 | 89.2 | -9.1 |
| Goods | 96.2 | 95.5 | -0.8 |
| Services | 91.5 | 79.1 | -12.4 |
| Rents | 98.8 | 72.6 | -26.2 |
Visual Comparison
Overall
Prescott Valley-Prescott 98.3
Rapid City 89.2
Goods
Prescott Valley-Prescott 96.2
Rapid City 95.5
Services
Prescott Valley-Prescott 91.5
Rapid City 79.1
Rents
Prescott Valley-Prescott 98.8
Rapid City 72.6
Vertical line = national average (100)
Prescott Valley-Prescott
98.3
Cost Index
Rapid City
89.2
Cost Index
Frequently Asked Questions
Is Rapid City more expensive than Prescott Valley-Prescott?
Rapid City is 9.3% less expensive than Prescott Valley-Prescott. The overall cost index is 89.2 vs 98.3 (national average = 100).
What salary in Rapid City equals $100K in Prescott Valley-Prescott?
A $100,000 salary in Prescott Valley-Prescott has the same purchasing power as $90,743 in Rapid City. This is based on the BEA Regional Price Parity indexes.
How do rents compare between Prescott Valley-Prescott and Rapid City?
Rents in Prescott Valley-Prescott are indexed at 98.8 while Rapid City is at 72.6 (national average = 100). Prescott Valley-Prescott has higher rents.
Data sources
- BEA Regional Price Parities (RPP), the cost-of-living indices shown on this page
- U.S. Census Bureau, American Community Survey (ACS), gross-rent observations behind the rents component
- BLS Consumer Price Index (CPI), goods and services price relatives
- BLS Occupational Employment and Wage Statistics (OEWS), labor-driven services component
- HUD Fair Market Rents (FMR), 40th-percentile rent cross-reference
Every figure on PlainCost is rendered directly from BEA Regional Price Parity source data, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, our changelog, or report a data error. Data current as of 2026-08-11. Rankings measure the published cost-of-living index only; we don't recommend where to live or rate any metro's quality of life.