FinToolSuite

Fixed Deposit Maturity Calculator

Updated April 17, 2026 · Savings · Educational use only ·

Maturity value of a fixed deposit.

Calculate maturity value of a fixed deposit at a specified interest rate and term. Enter principal and term months for an instant result.

What this tool does

Enter principal, annual interest rate, and term in months. The tool shows maturity value and interest earned.


Enter Values

Formula Used
Principal
Monthly rate
Number of months

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Disclaimer

Results are estimates for educational purposes only. They do not constitute financial advice. Consult a qualified professional before making financial decisions.

10,000 fixed deposit at 5% for 24 months matures at about 11,049 — 1,049 in interest. Fixed deposits offer rate certainty but lock money up. Any need to withdraw early typically costs 0.5-1% of the rate. Useful for money that definitely won't be needed before maturity.

Quick example

With principal of 10,000 and annual rate of 5% (plus term of 24), the result is 11,049.41. Change any figure and watch the output shift — it's often more useful to see the pattern than to memorise the formula.

Which inputs matter most

You enter Principal, Annual Rate, and Term (Months). Not every input has equal weight. Flip one at a time toward extreme values to feel which ones move the needle most for your situation.

What's happening under the hood

Standard compound interest for fixed deposit. Monthly compounding assumed — check product terms for specific compounding frequency. The formula is listed in full below. If the number looks off, you can retrace the calculation by hand — that's the point of showing the working.

How to use this beyond the first run

Re-run the calculation once a year. Life changes — pay rises, new expenses, interest-rate shifts — and the figure that looked right 12 months ago often isn't today. Annual recalibration keeps the plan honest.

What this doesn't capture

The calculation assumes a steady savings rate and a stable interest rate. Real saving journeys include emergencies, windfalls, and rate changes — especially in easy-access products. The figure is a direction of travel, not a guarantee.

Where to go next

This calculation rarely sits alone in a planning exercise. If you're running these numbers, you'll probably also want the compound interest calculator, the recurring deposit calculator, and the fixed deposit rollover calculator — each one answers a different question in the same territory. Treating them as a set rather than in isolation usually produces a more honest picture.

Example Scenario

Fixed deposit produces a maturity value based on the inputs provided.

Inputs

Principal:10,000 £
Annual Rate:5
Term (Months):24
Expected Result£11,049.41

This example uses typical values for illustration. Adjust the inputs above to match a specific situation and see how the result changes.

Sources & Methodology

Methodology

Standard compound interest for fixed deposit. Monthly compounding assumed — check product terms for specific compounding frequency.

Frequently Asked Questions

Monthly vs yearly compounding?
Depends on product. Monthly compounding gives slightly higher maturity than yearly. This calculator uses monthly.
Early withdrawal penalty?
Typically 1-2% of the interest rate, charged for the period held. Emergency access erases most of the return benefit.
Auto-renewal risk?
Many FDs auto-renew at prevailing rates. Rates may be lower at renewal. Set a reminder before maturity to renew consciously.
FD vs high-interest savings?
FD locks you in at rate certainty; savings accounts allow access but rates can change. At current rate parity the savings account usually wins for most uses.

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