Retirement Savings Calculator
Plan for your future and estimate how much you might need to save for a comfortable retirement. This calculator helps you project your savings growth based on your current savings, contributions, and estimated investment returns.
.calculator-container {
font-family: sans-serif;
border: 1px solid #ccc;
padding: 20px;
border-radius: 8px;
max-width: 600px;
margin: 20px auto;
background-color: #f9f9f9;
}
.calculator-container h2 {
text-align: center;
margin-bottom: 15px;
color: #333;
}
.calculator-container p {
text-align: center;
margin-bottom: 25px;
color: #555;
line-height: 1.5;
}
.calculator-inputs {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
gap: 15px;
margin-bottom: 20px;
}
.input-group {
display: flex;
flex-direction: column;
}
.input-group label {
margin-bottom: 5px;
font-weight: bold;
color: #444;
}
.input-group input {
padding: 10px;
border: 1px solid #ddd;
border-radius: 4px;
font-size: 1em;
}
.calculator-inputs button {
grid-column: 1 / -1;
padding: 12px 20px;
background-color: #4CAF50;
color: white;
border: none;
border-radius: 4px;
cursor: pointer;
font-size: 1.1em;
transition: background-color 0.3s ease;
}
.calculator-inputs button:hover {
background-color: #45a049;
}
.calculator-result {
margin-top: 20px;
padding: 15px;
border-top: 1px solid #eee;
text-align: center;
font-size: 1.2em;
color: #333;
background-color: #fff;
border-radius: 4px;
}
.calculator-result strong {
color: #2E8B57;
}
function calculateRetirementSavings() {
var currentSavings = parseFloat(document.getElementById("currentSavings").value);
var annualContribution = parseFloat(document.getElementById("annualContribution").value);
var retirementAge = parseInt(document.getElementById("retirementAge").value);
var currentAge = parseInt(document.getElementById("currentAge").value);
var annualReturnRate = parseFloat(document.getElementById("annualReturnRate").value) / 100; // Convert percentage to decimal
var resultDiv = document.getElementById("result");
// Input validation
if (isNaN(currentSavings) || isNaN(annualContribution) || isNaN(retirementAge) || isNaN(currentAge) || isNaN(annualReturnRate)) {
resultDiv.innerHTML = "Please enter valid numbers for all fields.";
return;
}
if (currentSavings < 0 || annualContribution < 0 || retirementAge <= currentAge || currentAge < 0 || annualReturnRate < 0) {
resultDiv.innerHTML = "Please enter positive values, and ensure retirement age is greater than current age.";
return;
}
var yearsToRetirement = retirementAge – currentAge;
var projectedSavings = currentSavings;
for (var i = 0; i < yearsToRetirement; i++) {
projectedSavings += annualContribution; // Add annual contribution
projectedSavings *= (1 + annualReturnRate); // Apply growth rate
}
// Format the result to two decimal places
var formattedSavings = projectedSavings.toFixed(2);
resultDiv.innerHTML = "Your projected retirement savings at age " + retirementAge + " is approximately:
$" + formattedSavings + "";
}