Inflation Record
£100 in 2020 → 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
£130.60
+30.6% cumulative inflation · 2020–2026
Your £100 in 2020 would have the purchasing power of £130.60 in United Kingdom today.
What this means
- Purchasing power: £100 in 2020 had the same average buying power as £130.60 in 2026.
- Price level change: the overall consumer price level rose by 30.6% across this 6-year span; the purchasing power of a pound changed by -23.4%.
- 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 2020 | Worth in 2026 |
|---|---|
| £1 | £1.31 |
| £5 | £6.53 |
| £10 | £13.06 |
| £20 | £26.12 |
| £50 | £65.30 |
| £100 | £130.60 |
| £500 | £652.98 |
| £1,000 | £1,305.95 |
| £10,000 | £13,059.51 |
| £100,000 | £130,595.15 |
Key facts about 2020
- Consumer prices rose 0.9% in 2020 — the 35th-largest annual increase in the 1988–2026 record.
- Measured by the older RPI instead of CPI, £100 in 2020 would equal £141.57 in 2026 — the two indexes have drifted apart, which is why this site never blends them.
- Since 2020, the overall price level has multiplied about 1.3× — £1.00 in 2020 buys what £1.31 buys in 2026.
£100 in 2020, decade by decade
| Year | Worth | Cumulative price change |
|---|---|---|
| 2026 | £130.60 | +30.6% |
Monthly CPI in 2020
| Period | Index | Change vs same period, prior year |
|---|---|---|
| January | 108.2 | 1.8% |
| February | 108.6 | 1.7% |
| March | 108.6 | 1.5% |
| April | 108.5 | 0.8% |
| May | 108.5 | 0.6% |
| June | 108.6 | 0.6% |
| July | 109.1 | 1.1% |
| August | 108.6 | 0.2% |
| September | 109.1 | 0.6% |
| October | 109.1 | 0.7% |
| November | 108.9 | 0.4% |
| December | 109.2 | 0.6% |
Annual average for 2020: 108.750
Verify this calculation
Series: CPI All items (D7BT), MM23 dataset; base 2015=100; not seasonally adjusted.
Index (2020 annual average): 108.750 · Index (2026 annual average): 142.022 · Ratio: 1.3060
Formula: amount × (indexend / indexstart). Formula v1.0 — annual-average CPI, NSA (per-country basis on each methodology page). Source: Office for National Statistics.