Instant Access Tracker Cash ISA

Easy access · Cash ISA · Checked 3 Nov 2026, 13:30

3.25%

AER

Not above inflation: CPI 3.5%, September 2026

What you'd earn

If you put in (£)

You'd earn about £650.00 in 1 year, before any tax.

Worked out from the AER. Variable rates can change.

The conditions in plain English

Access: Withdraw at any time.
Minimum: £1
Interest paid: Once a year
Manage by: Online, Branch, Mobile app
Who can apply: No extra conditions beyond the bank's standard checks.
Where we read it: Monmouthshire Building Society's own page, 3 November 2026

Full details

Juno hasn't read a Summary Box for this account yet. Monmouthshire Building Society's own page has the full terms and conditions.

Who holds your money

Deposit-taker: Monmouthshire Building Society
Incorporated in: United Kingdom
Regulated: Yes, by the Prudential Regulation Authority and Financial Conduct Authority (FRN 206052)
Protection and disputes: Financial Services Compensation Scheme and Financial Ombudsman Service
Capital: Capital and reserves of £92.9m at 30 April 2026 (latest published accounts).

FSCS protection

Up to £120,000 per person is protected across everything you hold with Monmouthshire Building Society.

Check your total protection

Rate history

No change since tracking began.

Go to Monmouthshire Building Society to apply

You'll apply on Monmouthshire Building Society's own website. Monmouthshire Building Society may pay us if you open this account; that doesn't affect its position in our results.