Mortgage Rates in Groton, Connecticut — March 2026
Updated March 2026 | Based on Groton market data and regional lending conditions
Groton is a growing city in Connecticut with a population of 39,907. The current 30-year fixed mortgage rate in Groton is 6.66%, which is 0.01% above the national average. With a median home price of $358,000 and a 20% down payment of $71,600, homebuyers can expect a monthly principal and interest payment of approximately $1,840.
Current Mortgage Rates in Groton, CT
Below are the current average mortgage rates available in the Groton area as of March 2026. Rates vary by lender, credit score, and loan-to-value ratio. Use our free calculator above to see your personalized estimate.
| Loan Type | Rate | National Avg | Difference |
|---|---|---|---|
| 30-Year Fixed | 6.66% | 6.65% | +0.01% |
| 15-Year Fixed | 5.92% | 5.89% | +0.03% |
| 5/1 ARM | 6.19% | 6.15% | +0.04% |
| FHA | 6.45% | 6.25% | +0.2% |
| VA | 6.2% | 6.05% | +0.15% |
| Jumbo | 6.91% | 6.85% | +0.06% |
Groton Housing Market Overview
The Groton housing market reflects moderate demand with prices near the national average. The median household income in Groton is $82,300, and the cost of living index is 104 (national average = 100). Based on the 28% affordability rule, you would need an income of approximately $106,971 to comfortably afford the median-priced home in Groton, which exceeds the current median household income.
Monthly Payment Breakdown for Groton
Based on the median home price of $358,000 with 20% down ($71,600), here is what you can expect to pay monthly in Groton:
15-Year vs. 30-Year Mortgage in Groton
Choosing a 15-year mortgage in Groton at 5.92% instead of a 30-year at 6.66% would save you $229,680 in total interest over the life of the loan. However, your monthly payment would be $2,404 instead of $1,840 — an increase of $564 per month.
Calculate Your Groton Mortgage Payment
Use our free calculator to get a personalized estimate based on your loan amount, interest rate, and term.
Open Free CalculatorFrequently Asked Questions About Mortgages in Groton
What are the current mortgage rates in Groton, CT?
As of March 2026, the average 30-year fixed mortgage rate in Groton, Connecticut is 6.66%, while the 15-year fixed rate is 5.92%. FHA loans average 6.45% and VA loans 6.2%. These rates are 0.01% above the national average of 6.65%.
How much is a monthly mortgage payment in Groton?
Based on the median home price of $358,000 with 20% down, the estimated monthly mortgage payment in Groton is $1,840 for principal and interest. Including property taxes of $656/month, the total monthly housing cost is approximately $2,496.
What income do I need to buy a home in Groton?
Using the 28% rule, you would need an annual income of approximately $106,971 to afford the median-priced home in Groton at $358,000. The median household income in Groton is $82,300. This means most households would need to either earn above the median or consider homes below $358,000.
Is Groton a good place to buy a home in 2026?
Groton has a moderate cost of living with a cost of living index of 104 (national average = 100). The property tax rate in Connecticut is 2.2%, which is above the national average. Groton has a population of 39,907 and offers a balanced lifestyle.
Mortgage Rates in Other Connecticut Cities
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Last updated: March 2026. Rates are approximate averages based on regional lending data for the Groton, Connecticut area. Individual rates may vary by lender, credit score, loan amount, and other factors. Use our free calculator for a personalized estimate.