Zip Code Database List
Account Login
Find ZIP+4 of Address

Find the ZIP Code, County, and +4 of any U.S. Address

FREE ZIP Code Finder

Find info on any U.S. ZIP Code

Other FREE Lookups

Lookup ZIP Code of any City, State, County or Area Code

FREE Radius Search

Find all ZIP Codes

FREE Distance Calc

Calculate the distance between two U.S. or Canadian ZIP codes.

ZIP Code Database - Facts & Stats

Data Last Updated: January 1, 2022

ZIP Codes for City of New Underwood, SD

New Underwood, SD Covers 1 ZIP Code

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 57761StandardPennington1,210605

Timezone(s):Mountain (GMT -07:00)
Population:660 (More Details)
Male Population:331
Female Population:329
Median Age:40
ZIP Codes:1
Area Codes:1
Total Area:2,784 square miles (county)
Land Area:2,777 square miles (county)
Water Area:8 square miles (county)

New Underwood, SD Demographic Information *

Total population660
Male population331
Female population329
Median age (years)39.9
White Population591
Black Population0
Indian Population42
Asian Population1
Hawaiian Population0
Hispanic Population18
Median age (Male)37.9
Median age (Female)41.9
Total households248
Family households (families)162
Average household size2.47
Average family size3.09
Total housing units280
* Demographic data is based on 2010 Census.

New Underwood, SD Other Information

16 Cities within 30 miles of New Underwood, SD Products


  1. U.S. Postal Service [Last Updated: 1/1/2022],
  2. Internal Data Creation [Last Updated: 1/1/2022],
  3. U.S. Geological Survey [Updated as needed],
  4. U.S. Census [Updated Yearly],
  5. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010],