1 Aldermore 15 Month Fixed Rate Cash ISAFixed for 15 months · from £1,000 Beats inflation Aged 18+, UK resident and only UK tax resident Details for Aldermore 15 Month Fixed Rate Cash ISA Access No withdrawals until the term ends. Conditions Aged 18+, UK resident and only UK tax resident. Not available to US Persons or in trust. Interest paid Once a year Manage by Online FSCS licence Aldermore Bank PLC
Deposit-taker Aldermore, a trading name of Aldermore Bank PLC
Incorporated in United Kingdom
Regulated Yes, by the Prudential Regulation Authority and Financial Conduct Authority (FRN 204503)
Protection and disputes Financial Services Compensation Scheme and Financial Ombudsman Service
Capital Paid-up capital and reserves of £1,370m at 30 June 2024 (latest published accounts). Full account details
5.00% £1,000 2 Skipton Building Society 19 Month Fixed Rate Cash ISAFixed for 19 months · from £1 Beats inflation Details for Skipton Building Society 19 Month Fixed Rate Cash ISA Access No withdrawals; early closure costs 90 days' interest. Conditions Standard checks only. Interest paid Once a year Manage by Online FSCS licence Skipton Building Society
Deposit-taker Skipton Building Society
Incorporated in United Kingdom
Regulated Yes, by the Prudential Regulation Authority and Financial Conduct Authority (FRN 153706)
Protection and disputes Financial Services Compensation Scheme and Financial Ombudsman Service
Capital Capital and reserves of £2,861m at 31 December 2025, for its group (latest published accounts). Full account details
4.81% £1 3 Manchester Building Society 18 Month Fixed Rate ISAFixed for 18 months · from £1 Beats inflation Details for Manchester Building Society 18 Month Fixed Rate ISA Access Withdrawals permitted subject to 120 days' loss of interest. Conditions Standard checks only. Interest paid Once a year Manage by Online, Branch FSCS licence Newcastle Building Society
Deposit-taker Manchester Building Society, a trading name of Newcastle Building Society
Incorporated in United Kingdom
Regulated Yes, by the Prudential Regulation Authority and Financial Conduct Authority (FRN 156058)
Protection and disputes Financial Services Compensation Scheme and Financial Ombudsman Service
Capital Capital and reserves of £353m at 31 December 2025, for its group (latest published accounts). Full account details
4.75% £1 4 Newcastle Building Society 18 Month Fixed Rate ISA (Issue 42)Fixed for 18 months · from £1 Beats inflation Details for Newcastle Building Society 18 Month Fixed Rate ISA (Issue 42) Access Withdrawals allowed with loss of 120 days' interest. Conditions Fixed until 17 May 2028. Interest paid Once a year Manage by Online, Branch FSCS licence Newcastle Building Society
Deposit-taker Newcastle Building Society
Incorporated in United Kingdom
Regulated Yes, by the Prudential Regulation Authority and Financial Conduct Authority (FRN 156058)
Protection and disputes Financial Services Compensation Scheme and Financial Ombudsman Service
Capital Capital and reserves of £353m at 31 December 2025, for its group (latest published accounts). Full account details
4.75% £1 5 Paragon Bank 15 Month Fixed Rate Cash ISAFixed for 15 months · from £500 Beats inflation Details for Paragon Bank 15 Month Fixed Rate Cash ISA Access Withdrawals before the term ends are subject to 90 days' loss of interest. Maximum £500,000 Conditions Interest annually at the AER shown, or monthly at a lower rate. Apply online or by post. Minimum £500 read on the 1 Year Fixed Cash ISA page; assumed the same for this term. Interest paid Once a year Manage by Online, Post FSCS licence Paragon Bank PLC
Deposit-taker Paragon Bank, a trading name of Paragon Bank PLC
Incorporated in United Kingdom
Regulated Yes, by the Prudential Regulation Authority and Financial Conduct Authority (FRN 604551)
Protection and disputes Financial Services Compensation Scheme and Financial Ombudsman Service
Capital Paid-up capital and reserves of £1,046m at 30 September 2025 (latest published accounts). Full account details
4.75% £500 6 TSB 18 month Fixed Rate Cash ISAFixed for 18 months · from £1 Beats inflation Details for TSB 18 month Fixed Rate Cash ISA Access Withdrawals allowed but charges apply. Conditions Standard checks only. Interest paid Monthly Manage by Online FSCS licence TSB Bank plc
Deposit-taker TSB, a trading name of TSB Bank plc
Incorporated in United Kingdom
Regulated Yes, by the Prudential Regulation Authority and Financial Conduct Authority (FRN 191240)
Protection and disputes Financial Services Compensation Scheme and Financial Ombudsman Service
Capital Paid-up capital and reserves of £2,338m at 31 December 2025 (latest published accounts). Full account details
4.70% £1 7 Secure Trust Bank 18 Month Fixed Rate Cash ISAFixed for 18 months · from £1,000 Beats inflation Details for Secure Trust Bank 18 Month Fixed Rate Cash ISA Access No partial withdrawals; closing or transferring out early costs 180 days' interest (2 year ISA; other terms not read). Conditions Needs a UK current account in your name as the nominated account. Transfers in accepted (current-year subscriptions in full). Interest paid Once a year Manage by Online, Phone FSCS licence Secure Trust Bank PLC
Deposit-taker Secure Trust Bank, a trading name of Secure Trust Bank PLC
Incorporated in United Kingdom
Regulated Yes, by the Prudential Regulation Authority and Financial Conduct Authority (FRN 204550)
Protection and disputes Financial Services Compensation Scheme and Financial Ombudsman Service
Capital Paid-up capital and reserves of £374m at 31 December 2025, for its group (latest published accounts). Full account details
4.70% £1,000 8 Nottingham Building Society 1 Year Fixed Rate ISAFixed for 15 months · from £1 Beats inflation Details for Nottingham Building Society 1 Year Fixed Rate ISA Access No withdrawals until 01/02/2028; transfers out lose interest. Conditions Standard checks only. Interest paid Once a year Manage by Online, Branch FSCS licence Nottingham Building Society
Deposit-taker Nottingham Building Society
Incorporated in United Kingdom
Regulated Yes, by the Prudential Regulation Authority and Financial Conduct Authority (FRN 200785)
Protection and disputes Financial Services Compensation Scheme and Financial Ombudsman Service
Capital Capital and reserves of £267m at 31 December 2025, for its group (latest published accounts). Full account details
4.65% £1 9 Cambridge Building Society 18 Month Fixed Rate ISA (Issue 22)Fixed for 18 months · from £1 Beats inflation Details for Cambridge Building Society 18 Month Fixed Rate ISA (Issue 22) Access No withdrawals until the term ends. Conditions Standard checks only. Interest paid Once a year Manage by Online, Mobile app, Branch, Phone, Post FSCS licence Cambridge Building Society
Deposit-taker Cambridge Building Society
Incorporated in United Kingdom
Regulated Yes, by the Prudential Regulation Authority and Financial Conduct Authority (FRN 157223)
Protection and disputes Financial Services Compensation Scheme and Financial Ombudsman Service
Capital Capital and reserves of £141m at 31 December 2025 (latest published accounts). Full account details
4.60% £1 10 Marsden Building Society Fixed Rate Cash ISA (337)Fixed for 20 months · from £5,000 Beats inflation Open in branch (Lancashire) Details for Marsden Building Society Fixed Rate Cash ISA (337) Access No partial withdrawals before maturity. Conditions Matures 30 June 2028. Open in branch (Lancashire). Interest paid Once a year Manage by Branch FSCS licence Marsden Building Society
Deposit-taker Marsden Building Society
Incorporated in United Kingdom
Regulated Yes, by the Prudential Regulation Authority and Financial Conduct Authority (FRN 206050)
Protection and disputes Financial Services Compensation Scheme and Financial Ombudsman Service
Capital Capital and reserves of £58.0m at 31 December 2025 (latest published accounts). Full account details
4.40% £5,000 11 Dudley Building Society 18 Month Fixed Rate ISA Issue 25Fixed for 18 months · from £100 Beats inflation Details for Dudley Building Society 18 Month Fixed Rate ISA Issue 25 Access No withdrawals until the term ends. Maximum £500,000 Conditions Also sold online as 18 Month Fixed Rate ISA Online Issue 19 at the same rate. Interest paid Once a year Manage by Branch, Post FSCS licence Dudley Building Society
Deposit-taker Dudley Building Society
Incorporated in United Kingdom
Regulated Yes, by the Prudential Regulation Authority and Financial Conduct Authority (FRN 161294)
Protection and disputes Financial Services Compensation Scheme and Financial Ombudsman Service
Capital Total assets of £679.6m and total liabilities of £645.5m at 31 March 2026 (annual report 2026) Full account details
4.20% £100 12 UBL UK 18 Month Fixed Rate Cash ISAFixed for 18 months · from £1 Beats inflation Details for UBL UK 18 Month Fixed Rate Cash ISA Access No withdrawals before maturity; closing or transferring out early incurs an interest charge. Conditions Standard checks only. Interest paid Once a year Manage by Online FSCS licence United National Bank Limited
Deposit-taker UBL UK, a trading name of United National Bank Limited
Incorporated in United Kingdom
Regulated Yes, by the Prudential Regulation Authority and Financial Conduct Authority (FRN 207381)
Protection and disputes Financial Services Compensation Scheme and Financial Ombudsman Service
Capital Paid-up capital and reserves of £117.0m at 31 December 2025 (annual report 2025) Full account details
4.15% £1 13 Hanley Economic Building Society 18 Month Fixed Rate ISA Bond (FRI33)Fixed for 18 months · from £1,000 Beats inflation Details for Hanley Economic Building Society 18 Month Fixed Rate ISA Bond (FRI33) Access No withdrawals before maturity; closing or transferring out early incurs an interest charge. Maximum £300,000 Conditions Standard checks only. Interest paid Once a year Manage by Branch, Post FSCS licence Hanley Economic Building Society
Deposit-taker Hanley Economic Building Society
Incorporated in United Kingdom
Regulated Yes, by the Prudential Regulation Authority and Financial Conduct Authority (FRN 206024)
Protection and disputes Financial Services Compensation Scheme and Financial Ombudsman Service
Capital Capital and reserves of £33.3m at 31 August 2026 (latest published accounts). Full account details
4.15% £1,000 14 Hanley Economic Building Society 18 Month Online Fixed Rate ISA Bond (FRI34)Fixed for 18 months · from £1,000 Beats inflation Details for Hanley Economic Building Society 18 Month Online Fixed Rate ISA Bond (FRI34) Access No withdrawals before maturity; closing or transferring out early incurs an interest charge. Maximum £300,000 Conditions Standard checks only. Interest paid Once a year Manage by Online FSCS licence Hanley Economic Building Society
Deposit-taker Hanley Economic Building Society
Incorporated in United Kingdom
Regulated Yes, by the Prudential Regulation Authority and Financial Conduct Authority (FRN 206024)
Protection and disputes Financial Services Compensation Scheme and Financial Ombudsman Service
Capital Capital and reserves of £33.3m at 31 August 2026 (latest published accounts). Full account details
4.15% £1,000 15 Gatehouse Bank 18 Month Fixed Term Woodland Cash ISAFixed for 18 months · from £1,000 Beats inflation Details for Gatehouse Bank 18 Month Fixed Term Woodland Cash ISA Access Withdrawals allowed with a deduction of 135 days' profit. Conditions Expected profit rate, not interest. Interest paid When the term ends Manage by Online FSCS licence Gatehouse Bank plc
Deposit-taker Gatehouse Bank, a trading name of Gatehouse Bank plc
Incorporated in United Kingdom
Regulated Yes, by the Prudential Regulation Authority and Financial Conduct Authority (FRN 475346)
Protection and disputes Financial Services Compensation Scheme and Financial Ombudsman Service
Capital Paid-up capital and reserves of £95.8m at 31 December 2025, for its group (latest published accounts). Full account details
3.60% £1,000 
