Plan 5 — loans taken from 2023 onwards

Will a civil engineer ever pay off their student loan?

4-year degree · Estimated total loan: £80,296

Repayment at starting vs mid-career salary

Starting salary

£30,000/yr

Above threshold£5,000
Monthly repayment£38
Estimated loan£80,296
Years to repayWritten off after 40 years
Total repaid£18,240

Mid-career salary

£55,000/yr

Above threshold£30,000
Monthly repayment£225
Estimated loan£80,296
Years to repay30 years
Total repaid£80,296

On a starting civil engineer salary of £30,000/year, monthly repayments are £38. The loan would not be fully repaid before the 40-year write-off. Total repaid over 40 years: ~£18,240 of a £80,296 loan.

At a mid-career salary of £55,000/year, repayments rise to £225/month and the loan could be fully repaid in ~30 years.

Monthly take-home impact

Student loan repayments come out via PAYE before your salary hits your account. You budget to your take-home, not your gross salary.

Starting salary take-home

Annual salary£30,000/year
Gross monthly£2,500
Income tax + NI (est.)−£407
Student loan repayment−£38
Estimated take-home£2,055/mo

Mid-career take-home

Annual salary£55,000/year
Gross monthly£4,583
Income tax + NI (est.)−£959
Student loan repayment−£225
Estimated take-home£3,399/mo

Estimates based on 2025/26 tax rates and personal allowance of £12,570. Does not account for pension contributions, student loan interest, or salary sacrifice schemes.

Salary data

What does a civil engineer actually earn in each city?

Full salary breakdown by region, experience, and sector →

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