Town Chart.

← Look up another ZIP code · All towns in South Dakota

ZIP code 57533

Gregory, SD · Gregory County

About ZIP code 57533

  • ZIP code 57533 is in Gregory, Gregory County, South Dakota.
  • About 1,674 people live in it, which is 1.7 people per square mile.
  • It also reaches into Lyman County and Tripp County.
  • Time zone: Central Standard Time.
  • The middle of the ZIP code is at 43.346, -99.417.

A ZIP code is a mail delivery area, not a town border, and one ZIP code can cover parts of several towns. To check a single address, use the US Postal Service lookup.

Gregory, SD

ZIP code 57533 is the post office name for Gregory, SD. 1,379 people live in Gregory. Typical household income is $51,450. A typical home costs $115,300.

  • Stronger than most towns on: Short commute, Dining and entertainment and Clean air and low disaster risk.
  • Weaker than most towns on: Airport access, Home internet and working from home and Long, healthy lives.

See all figures for Gregory

Nearby ZIP codes

ZIP code list from SimpleMaps US Zips. Population is a US Census Bureau estimate. These are estimates, so check official sources before you decide.