CPI (all items) — Chicago-Naperville-Elgin, IL-IN-WI

Chicago-Naperville-Elgin metro figure

CPI (all items) (Chicago-Naperville-Elgin metro figure) is 314.4 as of October 2026. That is up 16.2 points (5.4%) since January 20, 2025 and up 22.2 points (7.6%) versus the 2024 average, and up 9.9 points year over year.

Latest

314.4

Since Jan 2025

▲ 16.2 points (5.4%)

Since 2024 avg

▲ 22.2 points (7.6%)

Year over year

▲ 9.9 points (3.3%)

Rank: #16 of 23 metros by price (highest = 1).