Inflation Record£100 in 2011 → Today (United Kingdom)
Official data verified · CPI (ONS) · Annual average · Not seasonally adjusted · Data through September 2026 (fetched 2026-11-02) · CPI All items (D7BT), MM23 dataset
£152.02
+52.0% cumulative inflation · 2011–2026
Your £100 in 2011 would have the purchasing power of £152.02 in United Kingdom today.
What this means
- Purchasing power: £100 in 2011 had the same average buying power as £152.02 in 2026.
- Price level change: the overall consumer price level rose by 52.0% across this 15-year span; the purchasing power of a pound changed by -34.2%.
- This measures the broad basket of consumer goods and services (CPI (ONS)). Individual expenses moved at different rates.
What this means in other amounts
| In 2011 | Worth in 2026 |
|---|---|
| £1 | £1.52 |
| £5 | £7.60 |
| £10 | £15.20 |
| £20 | £30.40 |
| £50 | £76.01 |
| £100 | £152.02 |
| £500 | £760.09 |
| £1,000 | £1,520.17 |
| £10,000 | £15,201.74 |
| £100,000 | £152,017.36 |
Key facts about 2011
- Consumer prices rose 4.5% in 2011 — the 6th-largest annual increase in the 1988–2026 record.
- Measured by the older RPI instead of CPI, £100 in 2011 would equal £176.46 in 2026 — the two indexes have drifted apart, which is why this site never blends them.
- In the decade after 2011, prices rose 19.4% in total.
£100 in 2011, decade by decade
| Year | Worth | Cumulative price change |
|---|---|---|
| 2021 | £119.41 | +19.4% |
| 2026 | £152.02 | +52.0% |
Monthly CPI in 2011
| Period | Index | Change vs same period, prior year |
|---|---|---|
| January | 91.3 | 4.0% |
| February | 92.0 | 4.3% |
| March | 92.2 | 3.9% |
| April | 93.2 | 4.5% |
| May | 93.4 | 4.5% |
| June | 93.3 | 4.2% |
| July | 93.3 | 4.5% |
| August | 93.8 | 4.5% |
| September | 94.4 | 5.1% |
| October | 94.5 | 5.0% |
| November | 94.6 | 4.8% |
| December | 95.1 | 4.3% |
Annual average for 2011: 93.425
Verify this calculation
Series: CPI All items (D7BT), MM23 dataset; base 2015=100; not seasonally adjusted.
Index (2011 annual average): 93.425 · Index (2026 annual average): 142.022 · Ratio: 1.5202
Formula: amount × (indexend / indexstart). Formula v1.0 — annual-average CPI, NSA (per-country basis on each methodology page). Source: Office for National Statistics.