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Donaldsonville

1. Donaldsonville, Louisiana, United States [City]; population was 7,949 in 1990; housing units was 2,836 in 1990; location is 30°6'N 90°60'W; land area is 2.54 square miles (1,627 acres); FIPS code is 21240 [SourceCBP]
2. Donaldsonville, Louisiana, United States [Populated Place] is in Ascension Parish; location is 30°6'3"N 90°59'34"W [SourceGSP]
3. Donaldsonville, Louisiana, United States Postal Service Zip Code is 70346 [SourcePSZ]