{"level":"city","name":"St. Petersburg","state":"FL","state_name":"Florida","page":"https://www.retrorate.com/assumable-mortgages/florida/st-petersburg","parent":{"name":"Florida","page":"https://www.retrorate.com/assumable-mortgages/florida"},"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":"A","on_market":"live listing data: counts include what is for sale"},"figures":{"assumable_homes":8414,"avg_assumable_rate":4.47,"avg_balance":263165,"avg_monthly_savings":346,"rate_bands":{"under_3":1586,"3_to_4":2996,"4_to_5":1054,"5_and_over":2778},"listings_assumable_now":0},"zip_codes":{"note":"The ZIP codes with the most assumable stock in this city, not every ZIP in it.","published":[{"name":"33710","page":"https://www.retrorate.com/assumable-mortgages/florida/st-petersburg/33710","data":"https://www.retrorate.com/assumable-mortgages/florida/st-petersburg/33710.json","assumable_homes":1274,"avg_assumable_rate":4.4,"avg_monthly_savings":352,"on_market_coverage":true,"listings_assumable_now":0},{"name":"33713","page":"https://www.retrorate.com/assumable-mortgages/florida/st-petersburg/33713","data":"https://www.retrorate.com/assumable-mortgages/florida/st-petersburg/33713.json","assumable_homes":1138,"avg_assumable_rate":4.44,"avg_monthly_savings":329,"on_market_coverage":true,"listings_assumable_now":0},{"name":"33702","page":"https://www.retrorate.com/assumable-mortgages/florida/st-petersburg/33702","data":"https://www.retrorate.com/assumable-mortgages/florida/st-petersburg/33702.json","assumable_homes":856,"avg_assumable_rate":4.45,"avg_monthly_savings":366,"on_market_coverage":true,"listings_assumable_now":0},{"name":"33705","page":"https://www.retrorate.com/assumable-mortgages/florida/st-petersburg/33705","data":"https://www.retrorate.com/assumable-mortgages/florida/st-petersburg/33705.json","assumable_homes":787,"avg_assumable_rate":4.51,"avg_monthly_savings":327,"on_market_coverage":true,"listings_assumable_now":0},{"name":"33703","page":"https://www.retrorate.com/assumable-mortgages/florida/st-petersburg/33703","data":"https://www.retrorate.com/assumable-mortgages/florida/st-petersburg/33703.json","assumable_homes":773,"avg_assumable_rate":4.39,"avg_monthly_savings":419,"on_market_coverage":true,"listings_assumable_now":0},{"name":"33712","page":"https://www.retrorate.com/assumable-mortgages/florida/st-petersburg/33712","data":"https://www.retrorate.com/assumable-mortgages/florida/st-petersburg/33712.json","assumable_homes":694,"avg_assumable_rate":4.61,"avg_monthly_savings":317,"on_market_coverage":true,"listings_assumable_now":0},{"name":"33711","page":"https://www.retrorate.com/assumable-mortgages/florida/st-petersburg/33711","data":"https://www.retrorate.com/assumable-mortgages/florida/st-petersburg/33711.json","assumable_homes":568,"avg_assumable_rate":4.65,"avg_monthly_savings":279,"on_market_coverage":true,"listings_assumable_now":0},{"name":"33704","page":"https://www.retrorate.com/assumable-mortgages/florida/st-petersburg/33704","data":"https://www.retrorate.com/assumable-mortgages/florida/st-petersburg/33704.json","assumable_homes":261,"avg_assumable_rate":4.27,"avg_monthly_savings":577,"on_market_coverage":true,"listings_assumable_now":0}]},"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"}}