Introduction

On May 21, 2026, mortgage rates show a mixed but steady picture for homebuyers and investors. While some Credit Unions like Aberdeen Proving Ground and Wings Financial report increases of up to 38 basis points on jumbo 30-year fixed loans, others hold their ground. Zillow’s national averages reflect a modest rise, with the 15-year fixed jumbo rate at 6.345% standing out as the lowest available option today. Inflation expectations have softened slightly according to Federal Reserve data, hinting at a potential easing in borrowing costs down the road. Here’s what you need to know before locking in a rate, whether you’re buying your first home or refinancing an investment property.

New Purchase - Jumbo 15 yrs Fixed

Lender
2026-05-21
(Current Day)
2026-05-14
(7 Days Ago)
2026-05-06
(15 Days Ago)
2026-04-21
(30 Days Ago)
2026-04-06
(45 Days Ago)
2026-03-22
(60 Days Ago)
2026-02-20
(90 Days Ago)
2025-11-22
(180 Days Ago)
6.00%
5.75%
-25 bps
5.63%
-37.5 bps
5.50%
-50 bps
5.75%
-25 bps
5.63%
-37.5 bps
5.25%
-75 bps
5.63%
-37.5 bps
5.13%
5.13%
5.13%
5.13%
5.13%
5.13%
5.13%
5.13%
5.25%
5.00%
-25 bps
5.00%
-25 bps
4.75%
-50 bps
5.00%
-25 bps
4.88%
-37.5 bps
4.63%
-62.5 bps
5.00%
-25 bps
5.88%
5.63%
-25 bps
5.63%
-25 bps
5.50%
-37.5 bps
5.88%
5.63%
-25 bps
5.25%
-62.5 bps
5.50%
-37.5 bps
5.15%
5.11%
-4 bps
5.08%
-7 bps
5.04%
-11 bps
5.12%
-3 bps
4.83%
-32 bps
4.78%
-37 bps
5.88%
5.88%
5.88%
5.88%
6.25%
+37.5 bps
5.88%
6.00%
+12.5 bps
5.75%
5.63%
-12.5 bps
5.50%
-25 bps
5.50%
-25 bps
5.63%
-12.5 bps
5.50%
-25 bps
5.50%
-25 bps
5.75%

New Purchase - Jumbo 30 yrs Fixed

Lender
2026-05-21
(Current Day)
2026-05-14
(7 Days Ago)
2026-05-06
(15 Days Ago)
2026-04-21
(30 Days Ago)
2026-04-06
(45 Days Ago)
2026-03-22
(60 Days Ago)
2026-02-20
(90 Days Ago)
2025-11-22
(180 Days Ago)
6.63%
6.25%
-37.5 bps
6.25%
-37.5 bps
6.13%
-50 bps
6.25%
-37.5 bps
6.13%
-50 bps
5.75%
-87.5 bps
6.38%
-25 bps
5.00%
5.00%
5.00%
5.00%
5.00%
5.00%
5.00%
5.00%
5.88%
5.88%
5.88%
5.88%
5.88%
5.88%
5.88%
5.88%
6.38%
6.13%
-25 bps
6.25%
-12.5 bps
6.00%
-37.5 bps
6.13%
-25 bps
6.00%
-37.5 bps
5.75%
-62.5 bps
6.13%
-25 bps
7.38%
7.13%
-25 bps
7.13%
-25 bps
6.88%
-50 bps
7.25%
-12.5 bps
7.00%
-37.5 bps
6.63%
-75 bps
6.88%
-50 bps
5.67%
5.66%
-1 bps
5.57%
-10 bps
5.55%
-12 bps
5.68%
+1 bps
5.27%
-40 bps
5.35%
-32 bps
6.38%
6.38%
6.38%
6.38%
6.50%
+12.5 bps
6.13%
-25 bps
6.25%
-12.5 bps
6.00%
5.75%
-25 bps
5.63%
-37.5 bps
5.63%
-37.5 bps
5.75%
-25 bps
5.63%
-37.5 bps
5.63%
-37.5 bps
5.88%
-12.5 bps
6.50%
6.13%
-37.5 bps
6.25%
-25 bps
6.00%
-50 bps
6.13%
-37.5 bps
5.88%
-62.5 bps
5.63%
-87.5 bps
6.00%
-50 bps

ABERDEEN PROVING GROUND FEDERAL CREDIT UNION

As of May 21, 2026, Jumbo 15 Year Fixed and Jumbo 30 Year Fixed purchase mortgage rates have increased notably. The 15-year Jumbo fixed rate rose to 6.0%, up by 25 basis points from last week and 50 basis points over the past month, indicating a higher cost of borrowing for shorter-term jumbo loans. Similarly, the 30-year Jumbo fixed rate climbed to 6.625%, reflecting a 37.5 basis point increase week-over-week and a 50 basis point rise compared to 30 days ago. These upward shifts in yield spreads impact buyers seeking jumbo financing, potentially increasing monthly payments and total interest costs.
Members considering jumbo loans should evaluate the trade-offs between loan term and rate volatility; those prioritizing payment stability might lean toward fixed terms despite rising rates. Given these trends, it is prudent to assess refinancing options carefully, particularly if current rates exceed your existing loan’s cost basis.

ALOHA PACIFIC FEDERAL CREDIT UNION

As of May 21, 2026, the 30 Year Jumbo Fixed Purchase mortgage rate remains steady at 5.00% with 2.0 points, showing no change over the past 7 or 30 days. This stability indicates consistent borrowing costs for high-value homebuyers seeking jumbo loans, preserving current yield spreads without added premium pressure. For members considering large property purchases, this rate environment supports predictable monthly payments and long-term financial planning. Veterans and first-time buyers should note that this fixed rate option offers cost certainty compared to adjustable products. Given the unchanged rate, borrowers are advised to evaluate their mortgage strategy carefully and consider fixed-rate loans if prioritizing payment stability in a steady interest climate. For details, visit https://alohapacific.com/home-mortgages/home-mortgage-rates/.

CERTIFIED FEDERAL CREDIT UNION

As of May 21, 2026, mortgage rates at CERTIFIED remain stable across key fixed-rate purchase programs. The 15-Year Fixed and 30-Year Fixed loan options both hold steady at 5.125% and 5.875%, respectively, showing no change over the past week or month. This stability in yield spreads suggests consistent borrowing costs for homebuyers, particularly benefiting those seeking predictability in their long-term financing.
For first-time buyers prioritizing lower monthly payments, the 15-Year Fixed offers a competitive rate that may accelerate equity building despite higher monthly outlays compared to longer terms. Meanwhile, buyers opting for the 30-Year Fixed maintain access to extended amortization with stable interest expenses. Given the absence of rate fluctuations, members should consider locking in current rates if they value certainty or evaluate refinancing only if potential savings surpass associated fees.

COLUMBIA COMMUNITY CREDIT UNION

On May 21, 2026, COLUMBIA COMMUNITY reports notable increases in jumbo fixed mortgage rates. The 15-year Jumbo fixed purchase rate rose by 25 basis points to 5.25%, representing a significant yield spread widening compared to last week’s 5.0%. Over the past 30 days, this rate has climbed by 50 basis points, increasing the cost of borrowing for shorter-term jumbo loans. Similarly, the 30-year Jumbo fixed purchase rate increased by 25 basis points to 6.375%, up 37.5 basis points from one month prior.
These upward shifts impact borrowers seeking larger loan amounts, particularly those prioritizing long-term financing stability or shorter payoff horizons. Members considering jumbo loans should evaluate whether locking in current rates aligns with their financial strategy, especially given the recent volatility.
For members valuing payment predictability, considering fixed-rate jumbo products may help mitigate future rate risk amid ongoing market fluctuations. Assess refinancing options carefully when potential savings exceed associated costs.

NAVY FEDERAL CREDIT UNION

As of May 21, 2026, Navy Federal Credit Union reports an uptick in mortgage rates for jumbo loan products. The 15-Year Fixed Conventional Jumbo rate increased by 25 basis points, now at a 5.875% yield, marking the lowest rate available among today’s jumbo options. Similarly, the 30-Year Fixed Homebuyers Choice Jumbo rose by 25 basis points to 7.375%, reflecting a more pronounced increase of 50 basis points over the last 30 days. These rising yields suggest higher borrowing costs for members pursuing jumbo loans, impacting affordability for high-value home purchases. Members considering long-term financing may evaluate fixed-rate jumbo options to lock in current yields amid volatility. Given these trends, assessing refinancing opportunities or mortgage strategies aligned with your financial goals is advisable.

PUBLIX EMPLOYEES FEDERAL CREDIT UNION

As of May 21, 2026, 15-year fixed purchase mortgage rates have risen by 4 basis points to 5.15%, marking an increase of 11 basis points over the past 30 days. Meanwhile, the 30-year fixed purchase rate edged up by 1 basis point to 5.67%, a 12 basis point rise compared to one month ago. These incremental increases indicate a modest upward trend in borrowing costs for homebuyers, particularly impacting those seeking longer-term financing.
For members prioritizing stability and lower overall interest expense, the 15-year fixed mortgage at 5.15% remains the lowest rate available, albeit with slightly higher monthly payments than the 30-year option. First-time buyers and those planning to hold their homes long term may find this option beneficial despite recent rate upticks. Conversely, buyers preferring smaller monthly payments might opt for the 30-year fixed loan, understanding that its yield spread has also widened moderately.
Given current conditions, members should carefully assess their financial plans; consider fixed-rate options if you value payment predictability, and evaluate refinancing only if potential savings exceed associated costs.

SHARON & CRESCENT UNITED CREDIT UNION

As of May 21, 2026, SHARON & CRESCENT UNITED reports stable mortgage rates for purchase loans in fixed-rate categories. The 15 Year Fixed Purchase rate remains at 5.875%, unchanged over the past week and month, representing the lowest yield among available products. Similarly, the 30 Year Fixed Purchase rate holds steady at 6.375%, with no movement in the last seven or thirty days. This stability suggests consistent borrowing costs for members seeking long-term fixed-rate financing.
For first-time buyers prioritizing predictability, the 15 Year Fixed offers a competitive rate with lower interest expenses over time. Meanwhile, those requiring longer terms can consider the 30 Year Fixed to balance monthly affordability and total interest paid. Given these flat trends, members should evaluate their mortgage strategy carefully; locking in a fixed rate may protect against future market volatility. Refinancing considerations remain prudent when potential savings surpass associated costs.

TROPICAL FINANCIAL CREDIT UNION

On May 21, 2026, 15-year Jumbo fixed-rate purchase loans rose by 12.5 basis points to 5.75%, marking a notable increase over the past week and a cumulative rise of 25 basis points compared to 30 days ago. Similarly, the 30-year Jumbo fixed-rate purchase loans increased by 25 basis points this week, reaching 6.00%, up 37.5 basis points from a month prior. These rate elevations reflect tightening yield spreads and higher borrowing costs for Jumbo loan borrowers. Members considering high-value home purchases should carefully assess their mortgage strategy; locking in current rates may benefit those valuing payment stability, while others might evaluate refinancing options if cost reductions outweigh closing expenses. The 15-year Jumbo fixed-rate option currently offers the lowest rate, advantageous for members prioritizing shorter-term repayment.

WINGS FINANCIAL CREDIT UNION

On May 21, 2026, the 30-Year Fixed Jumbo Loan purchase rate stands at 6.5%, reflecting a notable increase of 37.5 basis points compared to last week and a rise of 50 basis points versus 30 days ago. This upward movement indicates higher yield spreads affecting jumbo loan pricing, which may increase the cost of borrowing for homebuyers seeking larger loan amounts. For members considering jumbo purchases, these rate adjustments could impact monthly payments significantly, emphasizing the importance of evaluating fixed-rate options for budgeting stability. Given this trend, prospective buyers should carefully assess affordability and timing, while current borrowers might explore refinancing only if long-term savings surpass associated costs. For details, visit https://www.wingscu.com/rates/mortgages-purchase#main.

Zillow National Average

As of May 21, 2026, mortgage rates have shown mixed movements. The 15-Year Fixed Rate Jumbo is currently at 6.345%, rising by 2 basis points from yesterday and increasing 15 basis points over the past week. In contrast, the 30-Year Fixed Rate Jumbo remains unchanged at 6.611%, with a notable increase of 24 basis points since last week. Borrowers should note that while the short-term outlook for the 15-Year Fixed Rate Jumbo indicates a slight uptick in borrowing costs, the stability in the 30-Year Fixed Rate Jumbo may offer some predictability for long-term financing decisions. It is advisable to consider these trends when evaluating mortgage options.

Federal Reserve Economic Trends

As of May 21, 2026, breakeven inflation rates indicate stable inflation expectations, with the 10-year rate at 2.440% and the 5-year rate at 2.590%. Recent data reveals significant shifts in mortgage rates, notably a sharp decline in the 30-year average rates, which fell by 6.36 points over the past week, impacting borrowing costs for homeowners. Conversely, the 30-year VA average rates increased by 0.35 points over the last month, reflecting changing market conditions. The lowest recorded mortgage rate is 6.158% for USDA loans. Borrowers should closely monitor these indicators to navigate financing options effectively and manage their long-term financial commitments wisely.

LendMesh

The smartest mortgage shoppers know that comparing lenders is more than just chasing the lowest rate—it’s about finding the right fit for your needs. At LendMesh, we empower you to make informed decisions by showing real-time mortgage rates and lending programs from credit unions and banks you can trust. Whether you’re a first-time homebuyer, looking to refinance, or simply exploring your options, you’ll find financial guidance and transparency at every turn. Our platform was designed for people like you—those who value honest advice and clear choices. Don’t settle for the first offer you see; visit our Mortgage Loans page at https://www.lendmesh.com/loans/mortgage_loans . and discover the power of comparing your options. Your best mortgage could be one click away.

Conclusion

As rates inch upward, even small shifts can add significant costs over time. For instance, a quarter-point increase on a $300,000 loan could mean an extra $40 each month and thousands more in interest over 30 years. It pays to weigh your options carefully. If you qualify for lower-rate products like the 15-year fixed jumbo at 6.345% from Zillow, consider whether faster payoff suits your budget and goals. For those facing rising jumbo rates at Credit Unions, exploring alternatives or adjusting loan terms might ease financial pressure. Staying informed about these subtle market movements empowers you to make choices that fit your long-term plans without surprises down the road.