St. John Island County, VI
ZIP 00830
In ZIP 00830, none of the 12 things we check has a part graded D or F.
Grades for ZIP 00830
- Oil and gas wellsA
- Past wildfire impactsA
- Past flood impactsA
Based on 2 census tracts · compiled September 10, 2026 · how each grade works and its sources
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Other ZIP codes in St. John Island County
ZIP 00830 is the only ZIP code we grade in St. John Island County.
All of St. John Island County · All of U.S. Virgin Islands · How grades work