Agar, SD ZIP code

The ZIP code for Agar, South Dakota is 57520. It is in Sully County.

57520

Population in these ZIPs: 118
Avg. median income: $50,400population-weighted
Typical home value: $118,800population-weighted

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Agar, SD ZIP code list

Agar, SD ZIP codes
ZIP code	Population	Median income	Typical home value
57520	118	$50,417	$118,800

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 Agar

Onida 12 mi
Gettysburg 15 mi
Pierre 23 mi
Blunt 26 mi
Lebanon 27 mi
Akaska 30 mi
Hoven 30 mi
Ridgeview 31 mi
Mobridge 35 mi
Harrold 36 mi
Seneca 37 mi
Tolstoy 38 mi

Frequently asked questions

What is the ZIP code for Agar, SD?

The ZIP code for Agar, SD is 57520.

What county is Agar, South Dakota in?

Agar ZIP codes are in Sully County.