Mortgage Rates in South Carolina
Compare 30-year fixed mortgage rates from credit unions in South Carolina. Zero affiliate bias - rates ranked by true cost.
Compare mortgage rates from credit unions in South Carolina. Zero affiliate bias - rates ranked by true cost.
Source: RateAPI.dev
Top South Carolina Credit Unions for Mortgages
Ranked by lowest APR. Based on a $400,000 loan over 30 years.
| Credit Union | Rate | APR | Est. Payment | |
|---|---|---|---|---|
South Carolina 1st Mortgage Fixed Rate (in-house up to 30 years) | 5.95% | 5.95% | $2,385/mo | Visit Site |
Carolina Trust 30-year Fixed | 6.125% | 6.235% | $2,459/mo | Visit Site |
S. C. State 1st Mortgage Fixed Rate (in-house up to 30 years) | 5.95% | 5.95% | $2,385/mo | Visit Site |
Allsouth 30 Year Fixed | 6.25% | 6.38% | $2,497/mo | Visit Site |
Spero Financial 30 Year Fixed - Conforming | 6.25% | 6.411% | $2,505/mo | Visit Site |
How to Get the Best Mortgage Rate in South Carolina
Credit unions in South Carolina often offer lower mortgage rates than traditional banks because they're member-owned non-profits. Here's how to qualify for the best rates:
Check Your Credit Score
Scores above 740 typically qualify for the best rates. Most credit unions require a minimum of 620-680 for mortgages.
Join a Credit Union
Many South Carolina credit unions have flexible membership requirements. Some are open to anyone who lives, works, or worships in the area.
Compare Multiple Lenders
Even a 0.25% difference in APR can save you thousands over the life of your loan. Compare at least 3-5 lenders.
Consider Points
Paying points upfront can lower your rate. This makes sense if you plan to stay in your home long-term.
Frequently Asked Questions
Common questions about mortgage rates in South Carolina
Mortgage rates in South Carolina vary by lender and loan type. Check the rates table above for current offers from credit unions.
To get the best mortgage rate in South Carolina: 1) Compare rates from multiple credit unions (they often beat bank rates by 0.25-0.50%), 2) Improve your credit score above 740, 3) Consider paying points upfront for a lower rate, 4) Shop within a 14-day window to minimize credit score impact.
Yes, credit unions in South Carolina typically offer lower mortgage rates than traditional banks. Because credit unions are member-owned non-profits, they return savings to members through lower rates and fees. On a $400,000 mortgage, this can save $50,000-$100,000 over 30 years.
For the best mortgage rates in South Carolina, aim for a credit score of 740 or higher. Scores between 700-739 qualify for good rates, while 620-699 may face higher rates. Each credit union has different requirements, so compare options even with lower scores.
RateAPI updates credit union mortgage rates for South Carolina daily by scraping lender websites directly. The rates on this page reflect the most recent collection, last refreshed in June 2026.
Yes. RateAPI provides real-time South Carolina mortgage rates through a REST API and MCP server, so fintech apps, comparison sites, and AI agents can query credit union rates programmatically. See the methodology page for how rates are collected and ranked.
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