Ralston, IA ZIP code

The ZIP code for Ralston, Iowa is 51459. It is in Carroll County.

51459

Population in these ZIPs: 54
Avg. median income: $63,300population-weighted
Typical home value: $75,000population-weighted
Metro area: Carroll, IA

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Ralston, IA ZIP code list

Ralston, IA ZIP codes
ZIP code	Population	Median income	Typical home value
51459	54	$63,333	$75,000

Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology

Cities near Ralston

Glidden 3 mi
Scranton 5 mi
Lidderdale 9 mi
Lanesboro 10 mi
Churdan 10 mi
Carroll 12 mi
Dedham 13 mi
Coon Rapids 13 mi
Jefferson 14 mi
Bayard 16 mi
Lohrville 16 mi
Lake City 16 mi

Frequently asked questions

What is the ZIP code for Ralston, IA?

The ZIP code for Ralston, IA is 51459.

What county is Ralston, Iowa in?

Ralston ZIP codes are in Carroll County.