{"level":"state","name":"South Carolina","state":"SC","page":"https://www.retrorate.com/assumable-mortgages/south-carolina","parent":{"name":"United States","page":"https://www.retrorate.com/assumable-mortgages"},"counted_as_of":"2026-10-15","market_rate":{"value":7.3,"label":"average 30-year fixed rate","as_of":"2026-10-16","source":"Optimal Blue Mortgage Market Indices (OBMMI)"},"savings_basis":{"comparison":"the assumable loan against a new loan for the same amount, at the same cash to close","includes":"principal and interest only","remaining_term_years":25,"remaining_term_assumed":true},"coverage":{"tier":"B","on_market":"off-market only: counts cover homes with a mortgage carrying an assumable loan"},"figures":{"assumable_homes":278081,"avg_assumable_rate":4.71,"avg_balance":239559,"avg_monthly_savings":282,"rate_bands":{"under_3":36503,"3_to_4":74107,"4_to_5":47577,"5_and_over":119894}},"markets":[{"name":"Columbia","page":"https://www.retrorate.com/assumable-mortgages/south-carolina/columbia","data":"https://www.retrorate.com/assumable-mortgages/south-carolina/columbia.json","assumable_homes":23645,"avg_assumable_rate":4.56,"avg_monthly_savings":246,"on_market_coverage":false},{"name":"Summerville","page":"https://www.retrorate.com/assumable-mortgages/south-carolina/summerville","data":"https://www.retrorate.com/assumable-mortgages/south-carolina/summerville.json","assumable_homes":19723,"avg_assumable_rate":4.82,"avg_monthly_savings":332,"on_market_coverage":false},{"name":"Lexington","page":"https://www.retrorate.com/assumable-mortgages/south-carolina/lexington","data":"https://www.retrorate.com/assumable-mortgages/south-carolina/lexington.json","assumable_homes":8947,"avg_assumable_rate":4.63,"avg_monthly_savings":278,"on_market_coverage":false}],"terms":{"publisher":"RetroRate (Assumable Technologies Inc.)","source":"RetroRate production data, from public data sources and county records","attribution":"Cite as RetroRate, with a link to the page URL.","contact":"press@retrorate.com","documentation":"https://www.retrorate.com/assumable-mortgages"}}