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ZIP Code Database - Facts & Stats

Data Last Updated: March 1, 2023

Zip Code 57255, New Effington, SD

ZIP Code 57255 Details

Zip Code:57255
City:New Effington
State:SD [South Dakota]
Counties:ROBERTS, SD
Multi County:No
City Alias(es):New Effington
City Alias(es) To Avoid Using:Hammer
Area Code:605
City Type:P [Post Office]
Classification: [Non-Unique]
Time Zone:Central (GMT -06:00)
Observes Daylight Saving:Yes
Elevation:1090 ft
State FIPS:46
County FIPS:109
Division:West North Central
Intro Date:<2004-10

ZIP Code 57255 2010 Census Demographics

Current Population:336
2010 Population:538
Households per ZIP Code:213
Average House Value:$76,900
Avg. Income Per Household:$53,162
Persons Per Household:2.53
White Population:416
Black Population:6
Hispanic Population:4
Asian Population:5
American Indian Population:131
Hawaiian Population:0
Other Population:5
Male Population:271
Female Population:267
Median Age:42.50 years
Male Median Age:42.40 years
Female Median Age:42.80 years

ZIP Code 57255 Other Demographics

# Residential Mailboxes:133
# Business Mailboxes:6
Total Delivery Receptacles:388
Number of Businesses:8
1st Quarter Payroll:$270,000
Annual Payroll:$805,000
# of Employees:35
Water Area:1.577 sq mi
Land Area:104.233 sq mi
118th Congressional District:
118th Congressional Land Area: sq mi
Single Family Delivery Units:125
Multi Family Delivery Units:8
# Residential Mailboxes:133
# Business Mailboxes:6
Total Delivery Receptacles:388

ZIP Code 57255 Social Security Benefits

  2018 2019 Delta
Total Beneficiaries: 130 125 -5
Retired Workers: 95 95 0
Disabled Workers: 15 15 0
Widow(er)s and Parents: 10 10 0
Spouses: 5 5 0
Children: 5 0 -5
65+: 105 105 0
Monthly Benefits - All: $138,000 $143,000 +$5,000
Monthly Benefits - Retired Workers: $108,000 $116,000 +$8,000
Monthly Benefits - Widow(ers): $9,000 $8,000 ($1,000)

ZIP Code 57255 Statistical Areas

CBSA Name: 
CBSA Type: 
CBSA Division: 
CBSA Division Name: 
CBSA Population:0
CBSA Division Population:0
MSA Name: 
PMSA Name: 
City State Key:W1A960
Preferred Last Line Key:W1A960
57252: Previous ZIP Code
Next ZIP Code: 57256


  1. U.S. Postal Service [Last Updated: 3/1/2023],
  2. Internal Data Creation [Last Updated: 3/1/2023],
  3. U.S. Geological Survey [Updated as needed],
  4. U.S. Census [Updated Yearly],
  5. U.S. Census American National Standards Institute (ANSI) [Last Updated: 3/1/2023],
  6. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010],
  7. Centers for Medicare & Medicaid Services [Updated Yearly],