12 months to September 2026+4.0%US +3.7% to September 2026
Annual average, 2025+2.3%US +2.6%
A year since 2020+4.2%compound average
Index, September 2026353.4base 1982–84 = 100
Denver-Aurora-Lakewood, COUS city average
| Year | Annual average CPI | Inflation | US | Gap, pt | |
|---|---|---|---|---|---|
| 2025 | 335.1 | +2.3% | +2.6% | −0.3 pt | |
| 2024 | 327.6 | +2.3% | +2.9% | −0.7 pt | |
| 2023 | 320.3 | +5.2% | +4.1% | +1.1 pt | |
| 2022 | 304.4 | +8.0% | +8.0% | 0.0 pt | |
| 2021 | 281.8 | +3.5% | +4.7% | −1.2 pt | |
| 2020 | 272.2 | +2.0% | +1.2% | +0.7 pt | |
| 2019 | 267.0 | +1.9% | +1.8% | +0.1 pt |
BLS CPI-U, all items, not seasonally adjusted; annual averages as published (period M13).