Free Down Payment Calculator (2026)
Plan your savings timeline for a home purchase. Calculate instantly — no signup required. Updated for 2026.
What Is a Down Payment Calculator?
A down payment calculator helps you determine how much you need to save for a home purchase and creates a savings timeline based on your target home price, desired down payment percentage, current savings, and monthly contribution capacity. It also shows how different down payment levels (3%, 5%, 10%, 20%) affect your mortgage payment, PMI costs, and total loan expense.
The down payment is often the largest single hurdle for homebuyers. The national median home price in 2026 exceeds $400,000, meaning a traditional 20% down payment requires $80,000+ in savings. This calculator helps you create a realistic plan and shows you the trade-offs of putting down less than 20%.
The Savings Timeline Formula
Months to Goal = (Down Payment Target − Current Savings) ÷ Monthly Savings Contribution
For the down payment amount itself:
Down Payment = Home Price × Down Payment Percentage
Loan Amount = Home Price − Down Payment
Step-by-Step Example
- Target Home Price: $365,000
- Down Payment Goal: 15% = $54,750
- Current Savings: $18,000
- Monthly Savings Capacity: $1,200
Remaining to Save: $54,750 − $18,000 = $36,750
Timeline: $36,750 ÷ $1,200 = 30.6 months (approximately 2.5 years)
Down Payment Comparison at $365,000:
| Down Payment % | Amount | Loan | Monthly P&I (6.5%) | PMI/month | Total Monthly |
|---|---|---|---|---|---|
| 3% | $10,950 | $354,050 | $2,238 | $271 | $2,509 |
| 10% | $36,500 | $328,500 | $2,077 | $151 | $2,228 |
| 15% | $54,750 | $310,250 | $1,961 | $85 | $2,046 |
| 20% | $73,000 | $292,000 | $1,846 | $0 | $1,846 |
Putting 20% down vs. 3% down saves $663/month and eliminates PMI entirely.
When Should You Use This Calculator?
- Setting a savings goal: Determine exactly how much you need and how long it will take to get there.
- Comparing down payment levels: Understand the trade-offs between buying sooner with less down vs. waiting to save more.
- Evaluating gift money or windfalls: See how a financial gift, bonus, or tax refund accelerates your timeline.
- Planning for closing costs too: Remember that you need 2-5% of the home price for closing costs on top of your down payment.
Tips for Getting Accurate Results
- Save for closing costs separately: Budget an additional 2-5% of the home price beyond your down payment for closing costs, inspections, and moving expenses.
- Keep an emergency fund intact: Do not drain your entire savings for the down payment — maintain 3-6 months of expenses as a safety net.
- Explore down payment assistance programs: Many states and municipalities offer grants or low-interest loans for first-time buyers, potentially reducing your savings requirement significantly.
- Consider a high-yield savings account: Park your down payment fund in a HYSA earning 4-5% APY to accelerate your savings with interest earnings.
- Factor in home price appreciation: If home prices in your target area are rising 3-5% annually, the amount you need to save is also increasing — plan accordingly.
Key Takeaways
- A 20% down payment eliminates PMI and significantly lowers monthly costs, but is not strictly required — loans are available with as little as 3% down.
- Every 5% increase in down payment reduces your monthly mortgage payment by roughly $100-$150 on a $365,000 home.
- At $1,200/month in savings, it takes approximately 2.5 years to save a 15% down payment on a $365,000 home starting from $18,000 in savings.
- Do not forget to budget for closing costs (2-5%) and an emergency fund on top of your down payment goal.
Frequently Asked Questions
What is the minimum down payment for a house?
The minimum down payment depends on the loan type: Conventional loans require as little as 3% for first-time buyers (5% for repeat buyers), FHA loans require 3.5% with a 580+ credit score, VA loans offer 0% down for eligible veterans and active-duty military, and USDA loans also offer 0% down for rural properties. However, putting less than 20% down triggers private mortgage insurance (PMI), which adds $50-$300+ per month to your payment.
Is it better to put 20% down or invest the difference?
This depends on your expected investment returns vs. your mortgage rate. If your mortgage rate is 6.5% and you expect 8-10% stock market returns, investing the difference may yield higher long-term wealth. However, 20% down eliminates PMI (saving $100-$300/month), reduces your loan balance, and provides a guaranteed “return” equal to your interest rate. For most risk-averse borrowers, 20% down provides more certainty and lower housing costs.
How much should I save for a down payment each month?
A common guideline is to save 15-20% of your net income specifically for a down payment if homeownership is your goal. For a household earning $6,000/month net, this means $900-$1,200/month toward your down payment fund. At this rate, saving a 10% down payment on a $350,000 home ($35,000) takes approximately 29-39 months. Automate your savings transfers to build the habit and consider directing windfalls like tax refunds and bonuses to this fund.
Should I use retirement savings for a down payment?
Generally, financial advisors recommend against raiding retirement accounts for a down payment. However, first-time buyers can withdraw up to $10,000 from a traditional IRA without the 10% early withdrawal penalty (taxes still apply). Roth IRA contributions (not earnings) can be withdrawn anytime penalty-free. 401(k) loans are another option, allowing you to borrow up to $50,000, but this reduces your retirement growth and must be repaid if you leave your job.
Do down payment assistance programs affect my mortgage rate?
Down payment assistance programs (DPAs) sometimes come with slightly higher interest rates compared to unassisted loans — typically 0.25-0.50% higher. However, the net benefit usually outweighs the rate premium, especially since the assistance reduces or eliminates your out-of-pocket down payment. Some DPAs are grants (free money), while others are forgivable loans that require no repayment if you stay in the home for a set period (typically 5-10 years). Check your state’s housing finance agency for available programs.