Bank of England reserve balances
Bank of England reserve balances stood at £45,364m in Aug 2026, according to Bank of England. It is one of the indicators in the Money supply and central bank balance sheet table (Value · Monthly), with a complete series running from Jul 2009 to Aug 2026. The complete series with an interactive chart, free to download.
This indicator in the Money supply and central bank balance sheet table
| Indicator | 08-2026 | 07-2026 | 06-2026 | 05-2026 | 04-2026 | 03-2026 | 02-2026 | 01-2026 | 12-2025 | 11-2025 | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Reserve balances at the Bank of England | 45,364 | 46,807 | 56,258 | 38,095 | 36,697 | 37,245 | 35,396 | 36,409 | 36,087 | 40,723 | |
| M4 money stock | 3,306,462 | 3,298,488 | 3,307,531 | 3,280,107 | 3,274,185 | 3,271,619 | 3,244,235 | 3,224,003 | 3,227,234 | 3,212,148 | |
| M4 — sterling notes and coin component | 99,441 | 98,703 | 99,678 | 97,651 | 97,478 | 97,091 | 95,760 | 95,263 | 95,554 | 94,191 |
Understanding bank of England reserve balances
Settlement balances placed on deposit by commercial banks and eligible financial institutions at the central bank constitute this operational liability. As the core reserve asset underpinning the wholesale payment architecture, these electronic balances allow commercial lenders to settle interbank transactions, meet clearing obligations, and satisfy individual liquidity policies. This line sits strictly within the monetary base, separating operational central bank balances from the retail deposits, corporate current accounts, and private lending aggregates shown elsewhere in the ledger.
Interpretations of operational reserve fluctuations require attention to system-wide policy operations rather than underlying consumer demand. Structural changes in quantitative asset purchasing programmes, standing facilities, and collateral management directly alter aggregate reserve balances. Month-on-month movements reflect liquidity management operations and debt issuance schedules, meaning that long-run comparisons must account for shifts in the operational monetary policy framework. Comparing this total directly with broad deposit measures introduces distortion, because central bank reserves circulate exclusively among eligible wholesale institutions rather than the non-bank economy.
Frequently asked questions
- Can commercial non-financial businesses hold these reserve accounts?
- No, access is restricted to authorised banks, building societies, and eligible wholesale settlement participants.
- How do quantitative asset transactions alter these balance levels?
- Asset purchases by the monetary authority expand reserve balances, whereas balance sheet reductions and maturing holdings systematically absorb them.
- Do reserve balances form part of broad money aggregates?
- They represent central bank money confined to wholesale settlement and are excluded from retail money supply measures.