Overall
- Springfield
- 96.1
- Kankakee
- 96.4
Diff +0.3 RPP
Springfield vs Kankakee
Cost of living comparison based on BEA Regional Price Parities. Kankakee is 0.3% more expensive than Springfield.
0.3% more expensive
Kankakee, IL is 0.3% more expensive than Springfield, MA on BEA Regional Price Parities (overall RPP 96.4 vs 96.1). A $100,000 salary in Springfield buys about the same as $100,347 in Kankakee; the largest component gap is services.
- Overall RPP 96.1 (Springfield) vs 96.4 (Kankakee)
- $100k in Springfield ≈ $100,347 purchasing power in Kankakee
- Services drives the gap (-65.6 RPP points)
RPP parity plate
Pair MA:IL 96.1→96.4
PHOTO-FINISH · CROSS-STATE · SPLIT-BUDGET · BOTH-BELOW · PP-PAR
- PHOTO-FINISH Photo finish
- CROSS-STATE MA × IL
- 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
96.1
Cost Index
Kankakee
96.4
Cost Index
What This Comparison Actually Tells You
Springfield, MA and Kankakee, IL are a photo finish on overall price level, only 0.3 RPP points apart. A salary conversion is therefore a fine adjustment, not evidence of a fundamentally different cost regime.
Services creates the largest separation: Kankakee is 65.6 points lower. But services 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 service-heavy household, test childcare, health, and other locally supplied costs before relying on rent alone. The BEA ratio converts $100,000 in Springfield to $100,347 in Kankakee, but it is not a personal spending weight.
Category Breakdown
Goods
- Springfield
- 97.0
- Kankakee
- 93.6
Diff -3.4 RPP
Services
- Springfield
- 155.0
- Kankakee
- 89.4
Diff -65.6 RPP
Rents
- Springfield
- 75.8
- Kankakee
- 92.9
Diff +17.1 RPP
| Category | Springfield | Kankakee | Difference |
|---|---|---|---|
| Overall | 96.1 | 96.4 | +0.3 |
| Goods | 97.0 | 93.6 | -3.4 |
| Services | 155.0 | 89.4 | -65.6 |
| Rents | 75.8 | 92.9 | +17.1 |
Visual Comparison
Overall
Springfield 96.1
Kankakee 96.4
Goods
Springfield 97.0
Kankakee 93.6
Services
Springfield 155.0
Kankakee 89.4
Rents
Springfield 75.8
Kankakee 92.9
Vertical line = national average (100)
Salary Equivalents
What a salary in Springfield would need to be in Kankakee for the same purchasing power:
| In Springfield | In Kankakee | Difference |
|---|---|---|
| $50,000 | $50,173 | +$173 |
| $75,000 | $75,260 | +$260 |
| $100,000 | $100,347 | +$347 |
| $150,000 | $150,520 | +$520 |
$ in Springfield = in Kankakee
Same BEA Regional Price Parity ratio as the table above (96.1 → 96.4), computed live from your number, nothing is sent anywhere.
Frequently Asked Questions
Is Kankakee more expensive than Springfield?
Kankakee is 0.3% more expensive than Springfield. The overall cost index is 96.4 vs 96.1 (national average = 100).
What salary in Kankakee equals $100K in Springfield?
A $100,000 salary in Springfield has the same purchasing power as $100,347 in Kankakee. This is based on the BEA Regional Price Parity indexes.
How do rents compare between Springfield and Kankakee?
Rents in Springfield are indexed at 75.8 while Kankakee is at 92.9 (national average = 100). Kankakee 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.