Mount Prospect vs Peoria: Data Analyst Salary (2026)
Compare data analyst salaries between Mount Prospect, IL and Peoria, IL. All figures are 2026 estimates projected from BLS 2025 data.
Side-by-Side Comparison
| Metric | Mount Prospect, IL | Peoria, IL |
|---|---|---|
| Median Salary | $67,048 | $80,241▲ |
| Hourly Rate | $32.23 | $38.57▲ |
| Entry Level (P10) | $38,887 | $49,676▲ |
| 25th Percentile | $48,275 | $62,086▲ |
| 75th Percentile | $85,821 | $94,912▲ |
| Top Earner (P90) | $103,924 | $105,155▲ |
| Total Employed | 13 | 340▲ |
Verdict
Peoria, IL offers better overall compensation for data analysts, winning 4 out of 4 metrics compared to Mount Prospect.
The salary gap between Mount Prospect and Peoria is $13,193 (19.68%). Peoria's median is -0.19% compared to the US national median of $80,394.
Salary Range Comparison
The full salary range (10th to 90th percentile) in Mount Prospect spans $65,037,Peoria spans $55,479. Mount Prospect has a wider pay range, meaning more potential for high earners but also more variation.
Cost-of-Living Adjusted Comparison
After cost-of-living adjustment, Peoria ($87,954 effective) pays 27.38% more than Mount Prospect ($69,050 effective).
Cost-of-living adjustment: salary × (100 / CoL index). Index of 100 = national average.
Which City Is Right for You?
Choose Mount Prospect if…
- ✓You prefer the Illinois area and lifestyle
Choose Peoria if…
- ✓Higher median salary ($80,241/year)
- ✓Better top-earner potential ($105,155)
- ✓Larger job market (340 employed)
- ✓Better purchasing power (CoL-adjusted: $87,954)
- ✓You prefer the Illinois area and lifestyle
Historical Salary Growth Comparison
Based on BLS OEWS metropolitan area data, data analyst salaries in Mount Prospect grew -42.5% from 2024 to 2025, compared to -14.8% growth in Peoria over the same period.
Mount Prospect, IL
$111,614 (2024) → $64,173 (2025)
Peoria, IL
$90,170 (2021) → $76,800 (2025)
View Full Salary Data
Mount Prospect, IL
Peoria, IL
Frequently Asked Questions
Which city pays data analysts more: Mount Prospect or Peoria?
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Written by Aisha Patel, MA, Certified Data Analyst
Career Analyst
Aisha has 10 years of experience in data analysis. She specializes in business intelligence and works at a tech consulting firm.
Methodology & Data Source
All salary figures are 2026 projections based on BLS OEWS May 2025 data. A 4.48% CAGR (derived from 6-year national BLS trends) was applied to estimate current compensation. Cost-of-living adjustments use BEA Regional Price Parity data. Actual salaries vary by employer, certifications, and experience.
Data Sources & Methodology
Source: BLS, OEWS , released .
Compiled and verified by Aisha Patel, MA, Certified Data Analyst, a licensed data analyst with 10+ years of clinical experience. · View source data at BLS.gov