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ZIP Code Database - Facts & Stats

Data Last Updated: February 1, 2023

Zip Code 29920, Saint Helena Island, SC

ZIP Code 29920 Details

Zip Code:29920
City:Saint Helena Island
State:SC [South Carolina]
Multi County:No
City Alias(es):Saint Helena Island
Fripp Island
St Helena Is
City Alias(es) To Avoid Using:Dataw Island
Harbor Isl
Area Code:843
City Type:P [Post Office]
Classification: [Non-Unique]
Time Zone:Eastern (GMT -05:00)
Observes Daylight Saving:Yes
Elevation:10 ft
State FIPS:45
County FIPS:013
Division:South Atlantic
Intro Date:<2004-10

ZIP Code 29920 2010 Census Demographics

Current Population:13,784
2010 Population:9,481
Households per ZIP Code:4,011
Average House Value:$278,400
Avg. Income Per Household:$64,215
Persons Per Household:2.36
White Population:3,992
Black Population:5,298
Hispanic Population:370
Asian Population:36
American Indian Population:89
Hawaiian Population:16
Other Population:208
Male Population:4,525
Female Population:4,956
Median Age:49.70 years
Male Median Age:49.10 years
Female Median Age:50.20 years

ZIP Code 29920 Other Demographics

# Residential Mailboxes:5,841
# Business Mailboxes:80
Total Delivery Receptacles:6,858
Number of Businesses:97
1st Quarter Payroll:$6,080,000
Annual Payroll:$25,759,000
# of Employees:807
Water Area:45.263 sq mi
Land Area:97.615 sq mi
113th Congressional District:01
113th Congressional Land Area:1547.86 sq mi
Single Family Delivery Units:5,311
Multi Family Delivery Units:111
# Residential Mailboxes:5,841
# Business Mailboxes:80
Total Delivery Receptacles:6,858

ZIP Code 29920 Social Security Benefits

  2018 2019 Delta
Total Beneficiaries: 3,435 3,500 +65
Retired Workers: 2,645 2,715 +70
Disabled Workers: 380 370 -10
Widow(er)s and Parents: 135 140 +5
Spouses: 120 130 +10
Children: 155 145 -10
65+: 2,700 2,820 +120
Monthly Benefits - All: $4,870,000 $5,133,000 +$263,000
Monthly Benefits - Retired Workers: $4,026,000 $4,269,000 +$243,000
Monthly Benefits - Widow(ers): $184,000 $195,000 +$11,000

ZIP Code 29920 Statistical Areas

CBSA: 25940
CBSA Name: Hilton Head Island-Bluffton, SC
CBSA Type: Metro
CBSA Division: 
CBSA Division Name: 
CBSA Population:187,010
CBSA Division Population:0
MSA Name: 
PMSA Name: 
City State Key:X24653
Preferred Last Line Key:X24653
29918: Previous ZIP Code
Next ZIP Code: 29921


  1. U.S. Postal Service [Last Updated: 2/1/2023],
  2. Internal Data Creation [Last Updated: 2/1/2023],
  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: 2/1/2023],
  6. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010],
  7. Centers for Medicare & Medicaid Services [Updated Yearly],