# United Kingdom RPI: all items exc. mortgage interest payments and depreciation (Jan 1987=100) ()

United Kingdom RPI: all items exc. mortgage interest payments and depreciation (Jan 1987=100) () was up 4.2% year on year in September 2026, compared with 3.6% in August 2026.
The level stood at 405.4 (index (1987=100)).
Over the past ten years it has ranged from 0.5% (Aug 2020) to 14.2% (Oct 2022), averaging 4.6%.

- Source agency: UK Office for National Statistics
- Makrognosis code: `UK.RPI.M.NSA.ITEM-CHON`
- Frequency: monthly
- Units: index (1987=100)
- Coverage: 1987-01-01 to 2026-09-01 (477 observations)
- Page: https://makrognosis.robomacro.com/data/united-kingdom/rpi-all-items-exc-mortgage-interest-payments-and-depreciation-jan-1987

## Recent data

| Period | Value | Y/Y % |
|---|---:|---:|
| September 2026 | 405.4 | 4.2 |
| August 2026 | 405.0 | 3.6 |
| July 2026 | 402.5 | 3.3 |
| June 2026 | 400.2 | 3.1 |
| May 2026 | 399.2 | 3.3 |
| April 2026 | 398.3 | 3.2 |
| March 2026 | 395.0 | 4.4 |
| February 2026 | 391.6 | 3.8 |
| January 2026 | 389.7 | 3.9 |
| December 2025 | 392.0 | 4.4 |
| November 2025 | 389.0 | 4.0 |
| October 2025 | 390.6 | 4.4 |
| September 2025 | 389.1 | 4.6 |
| August 2025 | 391.0 | 4.6 |
| July 2025 | 389.5 | 4.8 |
| June 2025 | 388.1 | 4.5 |
| May 2025 | 386.5 | 4.1 |
| April 2025 | 385.8 | 4.3 |
| March 2025 | 378.3 | 2.9 |
| February 2025 | 377.2 | 3.1 |
| January 2025 | 375.1 | 3.3 |
| December 2024 | 375.6 | 3.1 |
| November 2024 | 374.1 | 3.3 |
| October 2024 | 374.0 | 3.1 |

## API

```
curl -H "X-API-Key: $MAKROGNOSIS_KEY" \
  "https://makrognosis.robomacro.com/v1/series/UK.RPI.M.NSA.ITEM-CHON"

# Python
import requests
r = requests.get("https://makrognosis.robomacro.com/v1/series/UK.RPI.M.NSA.ITEM-CHON",
                 headers={"X-API-Key": KEY})
obs = r.json()["observations"]
```