No. 7 Richest Zip Code: 19035, Gladwyne, Pa.

No. households: 1,495
Pct. change in no. households since 2000: 2.47
Average household income: $331,840
Average household net worth: $1,483,586

Once a summer destination for wealthy Philadelphians, Gladwyne, on the Schuylkill River. has become a wealthy year-round community. Its many attractive residences had a median value of $800,500 in September, according to estimates. At publication time, the area’s most expensive home listed for sale on was a $14.9 million mansion at 1211 Mirabeau Lane. The predominant group in this Zip Code is elite couples and singles.

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