That translates to an annual rental cost of nearly $1.3 million, though these rates do not take into account summer increases. Rents in the ZIP were up 42.5% from a year earlier, the largest increase among the Hamptons communities in the national top 10. Amagansett’s 11930 ZIP ranked second nationally, with a typical rent of $58,750 a month, or $705,000 annually. Southampton (11968), meanwhile, ranked fourth nationally at $42,058 a month, which is more than $504,000 a year. Vettory ranked all 8,474 ZIP codes with a published June 30, 2026 all-homes rent reading.