Best 15-Year Jumbo Mortgage Rates March 2026 | As Low As 4.88%
Brian McKay
Brian McKay
Founder & Data Architect- Automated Online Rate Data Aggregation
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Today's 15-year jumbo mortgage market includes offers such as Police And Fire Federal Credit UnionPolice And Fire Federal Credit Union1000 Easton Rd, Bensalem, NJ 08012 1497A+5.0 ★Texas Ratio: 0.62% offering 15-Year Fixed Jumbo at 4.88%, and Security Service Federal Credit UnionSecurity Service Federal Credit Union1 Garden Ctr, American Fork, CO 78006 2958A5.0 ★Texas Ratio: 7.04% offering 15-Year Power Rate Fixed Jumbo at 5.00%, and Texell Credit UnionTexell Credit Union1221 Hewitt Dr, Belton, TX 76501 7603A+5.0 ★Texas Ratio: 3.58% offering 15-year Jumbo Loan at 5.13%, and First Savings Bank of HegewischFirst Savings Bank of Hegewisch10249 Indianapolis Blvd, Calumet City, IL 46307A+5.0 ★Texas Ratio: 0.21% offering Jumbo Single Family Mortgages (Loans - Purchases at 5.25%, and Sewickley Savings BankSewickley Savings Bank531 Broad St, Coraopolis, PA 15108A+5.0 ★Texas Ratio: 0.00% offering Jumbo Mortgages (Greater than 15 Year at 5.38%.
A 15-year jumbo mortgage combines the fast equity-building of a 15-year term with financing for high-value properties above conforming loan limits. It is the most aggressive payoff structure available for jumbo borrowers — carrying a higher monthly payment but delivering the lowest total interest cost of any jumbo product.
15-Year Jumbo Mortgage Rates reflect actual verified offers from lenders. Your final approved rate will depend on your credit profile, loan-to-value ratio, and daily market movements. Last Updated and Verified: March 21, 2026
15-Year Jumbo Mortgage Rate Trend
Daily national average rates across all mortgage types
Daily mortgage rate averages compiled from our database of 8,500+ banks and credit unions — updated daily.
The 15-year jumbo rate rose 0.142 points this week to 5.958%, up from 5.816% last week.
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15-Year Jumbo Mortgage Calculators
Methodology & Data Sources
Direct-Sourced & Verified Rate Data: Every 15-year jumbo mortgage rate on this page is sourced directly from the official website of the lending institution. Jumbo rates are tracked from both banks and credit unions nationwide with daily verification.
Nationwide Lender Coverage: Our database monitors over 8,500 banks and credit unions across all 50 states, capturing a diverse mix of community credit unions, regional banks, and national online lenders. This breadth ensures you see competitive rates that many national rate surveys miss.
Time-Stamped for Full Transparency: Because 30-year fixed mortgage rates can shift multiple times per week in response to 10-year Treasury movements and Federal Reserve policy changes, every rate entry carries its own specific "last updated" date. You always know exactly how fresh the data is.
Proprietary Lender Safety Ratings: Rate alone is only part of the picture. MonitorBankRates evaluates the financial stability of every listed institution using regulatory FDIC and NCUA data. Our composite Health Grades (A+ to F), Star Ratings, and Texas Ratio calculations give you a clear view of lender stability so you can borrow with confidence from a financially sound institution.
Frequently Asked Questions About 15-Year Jumbo Mortgage Rates
What is a 15-year jumbo mortgage?
How does a 15-year jumbo compare to a 30-year jumbo?
What qualifies as a jumbo loan?
What credit score and qualifications do I need for a 15-year jumbo?
How much down payment is required for a 15-year jumbo?
Who is a 15-year jumbo best suited for?
Are 15-year jumbo rates lower than 30-year jumbo rates?
Can I refinance into a 15-year jumbo mortgage?
What is the difference between interest rate and APR on a 15-year jumbo?
How are 15-year jumbo rates determined?
What are today's best 15-year jumbo mortgage rates?
- Police And Fire Federal Credit Union: 4.88% (15-Year Fixed Jumbo)
- Security Service Federal Credit Union: 5.00% (15-Year Power Rate Fixed Jumbo)
- Texell Credit Union: 5.13% (15-year Jumbo Loan)
- First Savings Bank of Hegewisch: 5.25% (Jumbo Single Family Mortgages (Loans - Purchases)
- Sewickley Savings Bank: 5.38% (Jumbo Mortgages (Greater than 15 Year)
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