Auto Loans · South Portland, Maine
4 credit unions in South Portland report car loan rates to the NCUA. Rates range from 3.99% to 5.24%.
Updated Q1 2026 · NCUA Call Report data
4
CUs Reporting Rates
3.99%
Lowest New Car Rate
4.81%
City Average Rate
4 credit unions sorted by APR
| # | Credit Union | New Car APR | Used Car APR |
|---|---|---|---|
| 1 | ATLANTIC REGIONAL ★ 4.8 · 24 reviews | 3.99% | 3.99% |
| 2 | COAST LINE ★ 4.6 · 10 reviews | 4.99% | 4.99% |
| 3 | MAINE SOLUTIONS ★ 4.3 · 6 reviews | 5.00% | 5.00% |
| 4 | TOWN & COUNTRY ★ 3.7 · 46 reviews | 5.24% | 5.99% |
4 credit unions sorted by APR
| # | Credit Union | Used Car APR | New Car APR |
|---|---|---|---|
| 1 | ATLANTIC REGIONAL ★ 4.8 · 24 reviews | 3.99% | 3.99% |
| 2 | COAST LINE ★ 4.6 · 10 reviews | 4.99% | 4.99% |
| 3 | MAINE SOLUTIONS ★ 4.3 · 6 reviews | 5.00% | 5.00% |
| 4 | TOWN & COUNTRY ★ 3.7 · 46 reviews | 5.99% | 5.24% |
A pre-approval from a South Portland credit union lets you negotiate on price, not payment. The dealer can try to beat the rate — but you're in control either way.
Multiple auto loan applications within 14–45 days count as a single hard inquiry. Apply at several credit unions in South Portland in the same window and take the best offer.
See member reviews, branch locations, and full rate details.