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ZIP Code Database - Facts & Stats

Data Last Updated: March 1, 2023

Zip Code 57031, Gayville, SD

ZIP Code 57031 Details

Zip Code:57031
State:SD [South Dakota]
Counties:YANKTON, SD
Multi County:Yes
City Alias(es):Gayville
Area Code:605
City Type:P [Post Office]
Classification: [Non-Unique]
Time Zone:Central (GMT -06:00)
Observes Daylight Saving:Yes
Elevation:1161 ft
State FIPS:46
County FIPS:135
Division:West North Central
Intro Date:<2004-10

ZIP Code 57031 2010 Census Demographics

Current Population:228
2010 Population:741
Households per ZIP Code:282
Average House Value:$116,900
Avg. Income Per Household:$57,917
Persons Per Household:2.63
White Population:723
Black Population:2
Hispanic Population:6
Asian Population:3
American Indian Population:20
Hawaiian Population:0
Other Population:3
Male Population:374
Female Population:367
Median Age:35.70 years
Male Median Age:37.00 years
Female Median Age:34.80 years

ZIP Code 57031 Other Demographics

# Residential Mailboxes:87
# Business Mailboxes:1
Total Delivery Receptacles:340
Number of Businesses:10
1st Quarter Payroll:$250,000
Annual Payroll:$1,433,000
# of Employees:37
Water Area:1.117 sq mi
Land Area:39.355 sq mi
118th Congressional District:
118th Congressional Land Area: sq mi
Single Family Delivery Units:87
Multi Family Delivery Units:0
# Residential Mailboxes:87
# Business Mailboxes:1
Total Delivery Receptacles:340

ZIP Code 57031 Social Security Benefits

  2018 2019 Delta
Total Beneficiaries: 115 125 +10
Retired Workers: 80 90 +10
Disabled Workers: 10 15 +5
Widow(er)s and Parents: 10 5 -5
Spouses: 5 5 0
Children: 10 10 0
65+: 95 100 +5
Monthly Benefits - All: $141,000 $156,000 +$15,000
Monthly Benefits - Retired Workers: $106,000 $121,000 +$15,000
Monthly Benefits - Widow(ers): $10,000 $9,000 ($1,000)

ZIP Code 57031 Statistical Areas

CBSA: 49460
CBSA Name: Yankton, SD
CBSA Type: Micro
CBSA Division: 
CBSA Division Name: 
CBSA Population:22,438
CBSA Division Population:0
MSA Name: 
PMSA Name: 
City State Key:W1A718
Preferred Last Line Key:W1A718
57030: Previous ZIP Code
Next ZIP Code: 57032


  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],