Key takeaways
- A no-closing-cost refinance in San Diego is not a refinance without costs. It is a refinance where somebody else fronts them, and you repay through either a higher rate or a bigger loan balance.
- The two mechanics are lender credits (the lender pays your costs in exchange for a higher rate) and rolling costs into the balance (you finance them). They are not the same trade.
- Industry figures put average refinance closing costs in a range of roughly 2% to 6% of the loan amount, with the national average dollar figure often cited near $2,200 — a number most California files clear easily once title, escrow, and our loan sizes are in play.
- On a $600,000 refinance, paying about $9,000 up front instead of taking a credit that lifts the rate by roughly three-eighths of a point saves in the neighborhood of $116 a month — a break-even around six and a half years.
- The real deciding question is not “which is cheaper.” It is how long until you would refinance again.
Short answer: a no-closing-cost refinance means you write no check at the closing table, not that the closing costs disappeared. Your lender either credits the costs back to you and prices your rate higher to fund that credit, or adds the costs to your new principal balance. Both are legitimate. Which one is right depends almost entirely on how long you plan to keep the loan.
This is the question I have been getting most since Labor Day, and I think I know why. Rates have been drifting in a narrow band all summer, and a homeowner sitting on a 7.5% note from 2023 is doing arithmetic that says refinance now while another voice says but what if it is better in six months. Lender credits exist precisely for that person.
Who this is for
This one is for San Diego homeowners carrying a rate from the 2023 or 2024 stretch who want to lower a payment without draining a savings account to do it. It is for anyone who has looked at a Loan Estimate, seen four figures of escrow, title, and recording, and thought: I am not spending that to save $180 a month. And it is for the homeowner who suspects they will refinance again, and does not want to pay for the same privilege twice.
That instinct is correct, by the way. The most expensive refinance is the one you pay full costs on and then replace fourteen months later. Sunk cash does not come back.
What “no closing cost” actually means
There are three ways to handle refinance costs, and only one of them is free of a trade-off — the one where you pay cash.
1. Pay at closing. You bring the money. Your rate is whatever the file prices at with no credit attached. Lowest long-run cost if you keep the loan a long time.
2. Take a lender credit. The lender covers some or all of your costs. In exchange, your rate goes up. The credit is funded by the higher-yielding loan the lender ends up holding or selling. Your balance stays where it is; your rate does the work.
3. Roll the costs into the balance. Your costs get added to the new principal. Rate stays at par, balance goes up. You pay interest on the costs for as long as you keep the loan.
People use “no closing cost” loosely for both 2 and 3, and lenders are not always careful about the distinction. Ask which one you are being shown, because the math is different.
The three paths on a $600,000 San Diego refinance
The 30-year fixed-rate mortgage averaged 6.71% in Freddie Mac’s Primary Mortgage Market Survey dated September 3, 2026, up from 6.66% the prior week; a year earlier it averaged 6.50%. The 15-year averaged 6.04%. Those are cited national averages published weekly. They are not an offer, not a quote, and not what any particular file prices at.
Using that national average as the illustration, and assuming $9,000 of total closing costs on a $600,000 loan:
| Path | Rate used | Principal and interest | Cash at closing | Loan balance |
|---|---|---|---|---|
| Pay costs yourself | 6.71% | about $3,876 | $9,000 | $600,000 |
| Lender credit covers costs | about 7.00% | about $3,992 | $0 | $600,000 |
| Roll costs into the loan | 6.71% | about $3,934 | $0 | $609,000 |
Read the difference, not the numbers. The lender-credit path costs about $116 more per month than paying up front. Divide $9,000 by $116 and you get roughly 78 months — about six and a half years — before the cash you spent at closing starts winning.
The rolled-in path costs about $58 more per month and leaves you owing $9,000 more, which matters if you sell before the balance amortizes back down. Its break-even against paying cash is longer still, but you also gave up equity rather than rate.
Those figures are arithmetic for illustration at a national average, rounded. The actual credit-for-rate exchange moves daily and varies by loan size, occupancy, credit profile, and program. Your file will not look exactly like this table.
The question that actually decides it
Forget which option is cheapest in year thirty. Almost nobody keeps a mortgage for thirty years.
Ask instead: what is the realistic chance I replace this loan in the next three to five years? If that chance is meaningful — because you expect rates to improve, because you might sell, because a job or a family change is on the horizon — the lender credit is usually the better structure. You keep your cash. If the loan gets replaced, you never paid for costs you did not get to use.
If you are confident this is the loan you keep, and you have the cash without touching an emergency fund, paying at closing is the cheaper long-run answer and it is not close.
There is a version of this I like even better for homeowners who think rates are headed lower: take the credit, keep the payment relief now, and treat the loan as temporary by design. That is a strategy, not a compromise. I walked through the related math in how to calculate a refinance break-even, and if lowering a payment is the goal but the rate is already good, a recast may beat a refinance entirely.
How to compare offers honestly
Two lenders can both say “no closing costs” and be describing very different loans. Here is how to make them comparable.
- Get a Loan Estimate, not a rate quote. It is a standardized form for a reason. A verbal rate is not comparable to anything.
- Look at Section J on page 2. Lender credits appear there. If a lender claims to cover your costs, the credit should be visible as a dollar figure.
- Compare the same loan amount. If one option rolls costs in, its principal is higher. Comparing a $600,000 loan to a $609,000 loan on rate alone tells you nothing.
- Compare on the same day. Pricing moves. Estimates from Monday and Thursday are two different markets.
- Ask for the par rate too. Knowing the rate with zero credit and zero points gives you the reference point everything else is measured against.
The Consumer Financial Protection Bureau’s Loan Estimate explainer walks the form section by section. It is fifteen minutes well spent before you talk to anybody, including me.
When a no-closing-cost refinance is the wrong move
I would rather say this here than after you have signed something.
- You are keeping this loan for the long haul and you have the cash. Then the credit is just an expensive loan against your own closing costs. Pay them.
- The credit only partially covers your costs. A rate bump that funds $4,000 of a $9,000 bill is a worse deal than either clean option. Ask what the credit actually covers.
- You are already at or near the equity line that changes your pricing. Rolling $9,000 into the balance can push a file across a loan-to-value threshold, and the pricing on the other side of that line can cost more than the costs you were avoiding.
- The payment savings are thin to begin with. If a par-rate refinance saves $150 a month and the credit version saves $40, you have done a lot of paperwork for a restaurant dinner.
Frequently asked questions
Is a no-closing-cost refinance really free?
No. The costs still exist and still get paid. You are choosing to pay them through a higher interest rate or a larger loan balance rather than with cash at the closing table. The honest way to describe it is “no cash at closing.”
How much higher is the rate on a no-closing-cost refinance?
It depends on the day and the file. The exchange between rate and lender credit is set by what the loan is worth in the secondary market, so it changes constantly. Directionally, covering a full set of closing costs typically takes a meaningful fraction of a percentage point. Ask your lender to show you the same loan at par and with a full credit, side by side, priced the same day.
Can I do a no-closing-cost refinance more than once?
Structurally, yes — that is much of the appeal. Because you never sink cash into costs, replacing the loan again later does not waste an earlier investment. Whether it makes sense each time still depends on the rate available and how long you keep each loan.
Do lender credits affect how much I can borrow?
A credit does not change your loan amount, which is one of its advantages over rolling costs in. Rolling costs into the balance does raise the loan amount and therefore your loan-to-value ratio, which can affect program eligibility and pricing. All loans are subject to underwriting review.
What I would do this month
Pull your current note rate and balance. Get one Loan Estimate showing the par rate and one showing a full lender credit, from the same lender on the same day, so you are comparing the same market. Then answer the only question that matters: is this the loan you keep, or the loan you replace? Everything else follows from that.
Our homeowner guide covers the rest of the refinance decision, including the pieces that have nothing to do with rate.
Want to see both versions of your refinance side by side?
Start with a free equity and payment snapshot, and we will run the par-rate and lender-credit paths on the same day so the comparison is real: homequityreport.com/rberg0
Ron Berg is the founder of The Berg Group, a San Diego mortgage team helping buyers, homeowners, and referral partners make financing decisions with the math in front of them. Want the comparison run on your actual balance? Book a call or start at homequityreport.com/rberg0.
Sources: Freddie Mac Primary Mortgage Market Survey, survey dated September 3, 2026; Consumer Financial Protection Bureau, Loan Estimate guidance.
Ron Berg | NMLS #974839 | C2 Financial Corp, NMLS #135622 | Equal Housing Opportunity. Rates referenced are cited national averages published by Freddie Mac and are not offers, quotes, or commitments to lend. All loans subject to underwriting review; program terms and availability vary. This article is general education, not tax, legal, or financial advice.
Leave a Reply