Overall
- Springfield
- 92.7
- Corpus Christi
- 92.7
Diff -0.1 RPP
Springfield vs Corpus Christi
Cost of living comparison based on BEA Regional Price Parities. Corpus Christi is 0.1% less expensive than Springfield.
0.1% less expensive
Corpus Christi, TX is 0.1% less expensive than Springfield, IL on BEA Regional Price Parities (overall RPP 92.7 vs 92.7). A $100,000 salary in Springfield buys about the same as $99,920 in Corpus Christi; the largest component gap is rents.
- Overall RPP 92.7 (Springfield) vs 92.7 (Corpus Christi)
- $100k in Springfield ≈ $99,920 purchasing power in Corpus Christi
- Rents drives the gap (+13.3 RPP points)
RPP parity plate
Pair IL:TX 92.7→92.7
PHOTO-FINISH · CROSS-STATE · SPLIT-BUDGET · BOTH-BELOW · PP-PAR
- PHOTO-FINISH Photo finish
- CROSS-STATE IL × TX
- SPLIT-BUDGET Split budget
- BOTH-BELOW Both below 100
- PP-PAR PP near-par
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.
Springfield
92.7
Cost Index
Corpus Christi
92.7
Cost Index
What This Comparison Actually Tells You
Springfield, IL and Corpus Christi, TX are a photo finish on overall price level, only 0.1 RPP points apart. A salary conversion is therefore a fine adjustment, not evidence of a fundamentally different cost regime.
Rents creates the largest separation: Corpus Christi is 13.3 points higher. But rents and goods move against the overall direction, so this is a split budget rather than a clean across-the-board winner.
Comparable population context is incomplete for this pair, so no market-scale explanation is inferred from the price indexes.
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.
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 Springfield corresponds to $99,920 in Corpus Christi.
Category Breakdown
Goods
- Springfield
- 93.6
- Corpus Christi
- 93.8
Diff +0.1 RPP
Services
- Springfield
- 90.4
- Corpus Christi
- 81.0
Diff -9.4 RPP
Rents
- Springfield
- 71.6
- Corpus Christi
- 84.9
Diff +13.3 RPP
| Category | Springfield | Corpus Christi | Difference |
|---|---|---|---|
| Overall | 92.7 | 92.7 | -0.1 |
| Goods | 93.6 | 93.8 | +0.1 |
| Services | 90.4 | 81.0 | -9.4 |
| Rents | 71.6 | 84.9 | +13.3 |
Visual Comparison
Overall
Springfield 92.7
Corpus Christi 92.7
Goods
Springfield 93.6
Corpus Christi 93.8
Services
Springfield 90.4
Corpus Christi 81.0
Rents
Springfield 71.6
Corpus Christi 84.9
Vertical line = national average (100)
Salary Equivalents
What a salary in Springfield would need to be in Corpus Christi for the same purchasing power:
| In Springfield | In Corpus Christi | Difference |
|---|---|---|
| $50,000 | $49,960 | $-40 |
| $75,000 | $74,940 | $-60 |
| $100,000 | $99,920 | $-80 |
| $150,000 | $149,880 | $-120 |
$ in Springfield = in Corpus Christi
Same BEA Regional Price Parity ratio as the table above (92.7 → 92.7), computed live from your number, nothing is sent anywhere.
Frequently Asked Questions
Is Corpus Christi more expensive than Springfield?
Corpus Christi is 0.1% less expensive than Springfield. The overall cost index is 92.7 vs 92.7 (national average = 100).
What salary in Corpus Christi equals $100K in Springfield?
A $100,000 salary in Springfield has the same purchasing power as $99,920 in Corpus Christi. This is based on the BEA Regional Price Parity indexes.
How do rents compare between Springfield and Corpus Christi?
Rents in Springfield are indexed at 71.6 while Corpus Christi is at 84.9 (national average = 100). Corpus Christi 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.