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Newcastle Building Society - Home

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If your current mortgage deal is ending, or you're on our Standard Variable Rate (SVR), then you might be wondering how to switch your mortgage to a different deal.

We like to reward our loyal mortgage customers, so we have a range of exclusive rates just for our existing customers which offer preferential rates.

Select your mortgage type below

Residential

Product CodeInitial RateFollowed byOverall cost for comparisonMaximum LTVFees
2 Year Variable Base Rate Tracker Mortgage - Repayment and Interest OnlyRETN195

5.89%

Until 30 April 2026

6.94%

Standard Variable Rate

7.00%

APRC

80%

£999

2 Year Fixed Rate Mortgage - Repayment and Interest OnlyRETN161

5.59%

Until 30 April 2026

6.94%

Standard Variable Rate

6.90%

APRC

80%

£999

2 Year Fixed Rate Mortgage - Repayment and Interest OnlyRETN162

5.84%

Until 30 April 2026

6.94%

Standard Variable Rate

6.90%

APRC

80%

£0

3 Year Fixed Rate Mortgage - Repayment and Interest OnlyRETN172

5.79%

Until 30 April 2027

6.94%

Standard Variable Rate

6.90%

APRC

80%

£999

3 Year Fixed Rate Mortgage - Repayment and Interest OnlyRETN173

5.85%

Until 30 April 2027

6.94%

Standard Variable Rate

6.90%

APRC

80%

£0

5 Year Fixed Rate Mortgage - Repayment and Interest OnlyRETN164

5.30%

Until 30 April 2029

6.94%

Standard Variable Rate

6.40%

APRC

80%

£999

2 Year Fixed Rate Mortgage - Repayment and Interest Only RETN144

5.80%

Until 28 February 2026

6.94%

Standard Variable Rate

7.00%

APRC

90%

£999

2 Year Fixed Rate Mortgage - Repayment and Interest Only


RETN165

5.99%

Until 30 April 2026

6.94%

Standard Variable Rate

6.90%

APRC

90%

£0

5 Year Fixed Rate Mortgage - Repayment and Interest OnlyRETN167

5.40%

Until 30 April 2029

6.94%

Standard Variable Rate

6.40%

APRC

90%

£999

5 Year Fixed Rate Mortgage - Repayment and Interest OnlyRETN166

5.50%

Until 30 April 2029

6.94%

Standard Variable Rate

6.40%

APRC

90%

£0

2 Year Fixed Rate Mortgage - Repayment and Interest Only RETN168

5.70%

Until 30 April 2026

6.94%

Standard Variable Rate

7.00%

APRC

95%

£999

2 Year Fixed Rate Mortgage - Repayment and Interest Only


RETN169

6.20%

Until 30 April 2026

6.94%

Standard Variable Rate

7.00%

APRC

95%

£0

5 Year Fixed Rate Mortgage - Repayment and Interest Only RETN171

5.55%

Until 30 April 2029

6.94%

Standard Variable Rate

6.50%

APRC

95%

£999

5 Year Fixed Rate Mortgage - Repayment and Interest Only RETN170

5.70%

Until 30 April 2029

6.94%

Standard Variable Rate

6.50%

APRC

95%

£0

1 The starting rate of interest which will be charged on your mortgage

2 After your initial rate period the interest rate will switch to the lenders variable rate

3 The Annual Percentage Rate of Charge (APRC) is the total cost of the mortgage shown as an annual percentage. All lenders calculate APRC the same way to help you compare mortgage details. This rate could change if a variable rate applied to your mortgage changes

4 The amount of your loan as a percentage of the total value of your property

5 These could be reservation or administration fees that are payable on your mortgage deal

Buy-to-Let


Product CodeInitial RateFollowed byOverall cost for comparisonMaximum LTVFees
2 Year Variable Base Rate Tracker Mortgage BUS -RETN196  CON -RETN197

6.09%

Until 31 May 2026

6.94%

Standard Variable Rate

7.10%

APRC

80%

£999

2 Year Fixed Rate Mortgage BUS -RETN175  CON -RETN181

5.85%

Until 31 May 2026

6.94%

Standard Variable Rate

7.00%

APRC

80%

£999

2 Year Fixed Rate Mortgage BUS RETN174 / CON RETN180

6.09%

Until 31 May 2026

6.94%

Standard Variable Rate

6.90%

APRC

80%

£0

2 Year Fixed Rate Mortgage BUS RETN176 / CON RETN182

5.70%

Until 31 May 2026

6.94%

Standard Variable Rate

7.10%

APRC

80%

1.50%

5 Year Fixed Rate MortgageBUS RETN178 / CON RETN184

5.55%

Until 31 May 2029

6.94%

Standard Variable Rate

6.50%

APRC

80%

£999

5 Year Fixed Rate MortgageBUS RETN177 / CON RETN183

5.65%

Until 31 May 2029 

6.94%

Standard Variable Rate

6.50%

APRC

80%

£0

5 Year Fixed Rate MortgageBUS RETN179 / CON RETN185

5.35%

Until 31 May 2029

6.94%

Standard Variable Rate

6.50%

APRC

80%

1.50%

5 Year Fixed Rate MortgageBUS RETN155 / CON RETN156

5.15%

Until 31 May 2029

6.94%

Standard Variable Rate

6.60%

APRC

80%

3.00%

The starting rate of interest which will be charged on your mortgage

2 After your initial rate period the interest rate will switch to the lenders variable rate

3 The Annual Percentage Rate of Charge (APRC) is the total cost of the mortgage shown as an annual percentage. All lenders calculate APRC the same way to help you compare mortgage details. This rate could change if a variable rate applied to your mortgage changes

4 The amount of your loan as a percentage of the total value of your property

5 These could be reservation or administration fees that are payable on your mortgage deal

Large Loans

Product CodeInitial RateFollowed byOverall cost for comparisonMaximum LTVFees
2 Year Variable Base Rate Tracker MortgageRETN192

5.99%

Until 30 April 2026

6.94%

Standard Variable Rate

7.00%

APRC

65%

£1499

2 Year Fixed Rate MortgageRETN186

5.90%

Until 30 April 2026

6.94%

Standard Variable Rate

7.10%

APRC

65%

£1499

5 Year Fixed Rate MortgageRETN187

5.50%

Until 30 April 2029

6.94%

Standard Variable Rate

6.50%

APRC

65%

£1499

2 Year Variable Base Rate Tracker MortgageRETN193

6.05%

Until 30 April 2026

6.94%

Standard Variable Rate

7.00%

APRC

75%

£1499

2 Year Fixed Rate MortgageRETN188

5.99%

Until 30 April 2026

6.94%

Standard Variable Rate

7.10%

APRC

75%

£1499

5 Year Fixed Rate MortgageRETN189

5.59%

Until 30 April 2029

6.94%

Standard Variable Rate

6.50%

APRC

75%

£1499

2 Year Variable Base Rate Tracker MortgageRETN194

6.05%

Until 30 April 2026

6.94%

Standard Variable Rate

7.00%

APRC

80%

£1499

2 Year Fixed Rate MortgageRETN190

5.99%

Until 30 April 2026

6.94%

Standard Variable Rate

7.10%

APRC

80%

£1499

5 Year Fixed Rate MortgageRETN191

5.59%

Until 30 April 2029

6.94%

Standard Variable Rate

6.50%

APRC

80%

£1499

1 The starting rate of interest which will be charged on your mortgage

2 After your initial rate period the interest rate will switch to the lenders variable rate

3 The Annual Percentage Rate of Charge (APRC) is the total cost of the mortgage shown as an annual percentage. All lenders calculate APRC the same way to help you compare mortgage details. This rate could change if a variable rate applied to your mortgage changes

4 The amount of your loan as a percentage of the total value of your property

5 These could be reservation or administration fees that are payable on your mortgage deal

Self Employed

Product CodeInitial RateFollowed byOverall cost for comparisonMaximum LTVFees
2 Year Fixed Rate MortgageSEMP116

6.05%

Until 30 April 2026

6.94%

Standard Variable Rate

7.10%

APRC

80%

£999

2 Year Fixed Rate MortgageSEMP117

6.15%

Until 30 April 2026

6.94%

Standard Variable Rate

7.00%

APRC

80%

£0

1 The starting rate of interest which will be charged on your mortgage

2 After your initial rate period the interest rate will switch to the lenders variable rate

3 The Annual Percentage Rate of Charge (APRC) is the total cost of the mortgage shown as an annual percentage. All lenders calculate APRC the same way to help you compare mortgage details. This rate could change if a variable rate applied to your mortgage changes

4 The amount of your loan as a percentage of the total value of your property

5 These could be reservation or administration fees that are payable on your mortgage deal

Ready to arrange an appointment?

Complete our online form to request an appointment with one of our mortgage advisers.

Book an appointment

Let's talk

Speak to one of our friendly mortgage team about your options.

0345 606 4488

Our lines are open 8am - 6pm, Monday to Friday.

Front doors in Durham

Great customer service from start to finish. Everything was explained in detail and all of my questions were answered quickly and honestly.

Mrs Parke

Mortgage Customer

YOUR MORTGAGE WILL BE SECURED ON YOUR HOME. YOUR HOME MAY BE REPOSSESSED IF YOU DO NOT KEEP UP REPAYMENTS ON YOUR MORTGAGE