Current auto loan rates in Port Arthur, Texas include Synergy Federal Credit UnionSynergy Federal Credit Union1801 S Gulfway Dr, Port Arthur, TX, 77640 4416A+5.0 ★Texas Ratio: 0.96% offering New & Used Vehicles at 4.35%, Port Arthur Teachers Federal Credit UnionPort Arthur Teachers Federal Credit Union3001 JIMMY JOHNSON BLVD, PORT ARTHUR, TX, 77642A+5.0 ★Texas Ratio: 2.45% offering New Car at 4.50%, IBEW Local 66 Federal Credit UnionIBEW Local 66 Federal Credit UnionA+5.0 ★Texas Ratio: 1.98% offering New Automobile (NA) at 2.95%, TEXOMA EDUCATORSTEXOMA EDUCATORSA+5.0 ★Texas Ratio: 0.63% offering New vehicles at 2.99%, Lubrizol Employees Credit UnionLubrizol Employees Credit UnionA+5.0 ★Texas Ratio: 1.18% offering New & Used Automobile at 3.24%. Auto loan rates as of May 12, 2026 according to verified data from MonitorBankRates.
Port Arthur has 2 local institutions in our database, with auto loan rates as low as 4.35% APR from Synergy Federal Credit Union at 1801 S Gulfway Dr, Port Arthur, TX, 77640 4416. Use the tabs below to compare new and used auto loan rates. Rates are continually updated — we recommend checking back frequently.
Auto loan rates reflect recent market quotes and representative offers available to borrowers in Port Arthur, Texas. Auto Loan Rates Last Updated and Verified: May 12, 2026
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up to 84 month financing available
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Grade: A+ (800+)
Grade: A+ (800+)
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up to 60 month financing available
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up to 72 month financing available
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up to 72 month financing available
up to 84 month financing available
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Compare local Port Arthur, TX auto loan rates against the statewide average
Daily auto loan rate averages tracked across our database of 8,500+ banks and credit unions — updated every evening.
Texas new auto rates rose 0.255 points over the past 7 days to 5.442% APR.
Texas used auto rates rose 0.112 points over the past 7 days to 5.761% APR.