Overall
- Kankakee
- 96.4
- Springfield
- 96.1
Diff -0.3 RPP
Kankakee vs Springfield
Cost of living comparison based on BEA Regional Price Parities. Springfield is 0.3% less expensive than Kankakee.
0.3% less expensive
Springfield, MA is 0.3% less expensive than Kankakee, IL on BEA Regional Price Parities (overall RPP 96.1 vs 96.4). A $100,000 salary in Kankakee buys about the same as $99,655 in Springfield; the largest component gap is services.
- Overall RPP 96.4 (Kankakee) vs 96.1 (Springfield)
- $100k in Kankakee ≈ $99,655 purchasing power in Springfield
- Services drives the gap (+65.6 RPP points)
RPP parity plate
Pair IL:MA 96.4→96.1
PHOTO-FINISH · CROSS-STATE · SPLIT-BUDGET · BOTH-BELOW · PP-PAR
- PHOTO-FINISH Photo finish
- CROSS-STATE IL × MA
- 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.
Kankakee
96.4
Cost Index
Springfield
96.1
Cost Index
What This Comparison Actually Tells You
Kankakee, IL and Springfield, MA 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: Springfield is 65.6 points higher. 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 Kankakee to $99,655 in Springfield, but it is not a personal spending weight.
Category Breakdown
Goods
- Kankakee
- 93.6
- Springfield
- 97.0
Diff +3.4 RPP
Services
- Kankakee
- 89.4
- Springfield
- 155.0
Diff +65.6 RPP
Rents
- Kankakee
- 92.9
- Springfield
- 75.8
Diff -17.1 RPP
| Category | Kankakee | Springfield | Difference |
|---|---|---|---|
| Overall | 96.4 | 96.1 | -0.3 |
| Goods | 93.6 | 97.0 | +3.4 |
| Services | 89.4 | 155.0 | +65.6 |
| Rents | 92.9 | 75.8 | -17.1 |
Visual Comparison
Overall
Kankakee 96.4
Springfield 96.1
Goods
Kankakee 93.6
Springfield 97.0
Services
Kankakee 89.4
Springfield 155.0
Rents
Kankakee 92.9
Springfield 75.8
Vertical line = national average (100)
Salary Equivalents
What a salary in Kankakee would need to be in Springfield for the same purchasing power:
| In Kankakee | In Springfield | Difference |
|---|---|---|
| $50,000 | $49,827 | $-173 |
| $75,000 | $74,741 | $-259 |
| $100,000 | $99,655 | $-345 |
| $150,000 | $149,482 | $-518 |
$ in Kankakee = in Springfield
Same BEA Regional Price Parity ratio as the table above (96.4 → 96.1), computed live from your number, nothing is sent anywhere.
Frequently Asked Questions
Is Springfield more expensive than Kankakee?
Springfield is 0.3% less expensive than Kankakee. The overall cost index is 96.1 vs 96.4 (national average = 100).
What salary in Springfield equals $100K in Kankakee?
A $100,000 salary in Kankakee has the same purchasing power as $99,655 in Springfield. This is based on the BEA Regional Price Parity indexes.
How do rents compare between Kankakee and Springfield?
Rents in Kankakee are indexed at 92.9 while Springfield is at 75.8 (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.