Naperville, IL vs Peoria, IL
Side-by-side fiscal comparison · U.S. Census Bureau data (2023)
Naperville, IL outspends Peoria, IL by a wide margin per resident — $15,751 versus $7,629, a 106% difference. A gap this size usually reflects a structurally different service mix or accounting scope rather than a single line item.
Peoria, IL holds the stronger Fiscal Health Score, 74/100 (grade B) against 45/100 (grade D) for Naperville, IL — a 29-point spread that puts the two in different grade territory.
Peoria, IL reports no outstanding debt per resident in its Census filing, while Naperville, IL carries $1,028 per resident. Their budgets diverge on where the largest per-resident dollars go: Naperville, IL leads with health at $1,028 per resident, while Peoria, IL leads with police at $1,088.
They also fund themselves differently: charges and fees is the largest single revenue source in Naperville, IL at 68% of total revenue, whereas Peoria, IL relies most on intergovernmental transfers at 37%.
Summary
Naperville spends 106.5% more per capita than Peoria ($8,122/person difference). Peoria, IL has the stronger Fiscal Health Score (B, 74/100).
Fiscal Health Score
Key Metrics
Per Capita Spending by Department
Revenue Breakdown (Per Capita)
| Sales Tax | $0 | $20 |
| Income Tax | $0 | $18 |
| Intergovernmental | $458 | $1,954 |
| Charges & Fees | $4,765 | $0 |
| Other | $2,388 | $1,543 |
Spending Breakdown (Per Capita)
| Police | $0 | $1,088 |
| Fire Protection | $0 | $129 |
| Highways & Roads | $0 | $200 |
| Public Welfare | $0 | $1,314 |
| Health | $1,028 | $0 |
| Parks & Recreation | $544 | $0 |
| Housing | $0 | $787 |
| Sewerage | $0 | $64 |
| Utilities | $4,527 | $171 |
| Other | $9,652 | $3,876 |
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Source: Census Annual Survey of State and Local Government Finances, 2026.