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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2022

Zip Code 29321, Buffalo, SC

ZIP Code 29321 Details

Zip Code:29321
State:SC [South Carolina]
Counties:UNION, SC
Multi County:No
City Alias(es):Buffalo
Area Code:864
City Type:P [Post Office]
Classification: [Non-Unique]
Time Zone:Eastern (GMT -05:00)
Observes Daylight Saving:Yes
Elevation:522 ft
State FIPS:45
County FIPS:087
Division:South Atlantic
Intro Date:<2004-10

ZIP Code 29321 2010 Census Demographics

Current Population:2,646
2010 Population:2,596
Households per ZIP Code:1,056
Average House Value:$64,500
Avg. Income Per Household:$32,981
Persons Per Household:2.46
White Population:2,272
Black Population:328
Hispanic Population:19
Asian Population:8
American Indian Population:15
Hawaiian Population:1
Other Population:4
Male Population:1,259
Female Population:1,337
Median Age:40.80 years
Male Median Age:38.80 years
Female Median Age:42.60 years

ZIP Code 29321 Other Demographics

# Residential Mailboxes:1,076
# Business Mailboxes:26
Total Delivery Receptacles:1,236
Number of Businesses:20
1st Quarter Payroll:$716,000
Annual Payroll:$3,422,000
# of Employees:148
Water Area:0.016 sq mi
Land Area:38.991 sq mi
113th Congressional District:05
113th Congressional Land Area:5505.54 sq mi
Single Family Delivery Units:1,076
Multi Family Delivery Units:0
# Residential Mailboxes:1,076
# Business Mailboxes:26
Total Delivery Receptacles:1,236

ZIP Code 29321 Social Security Benefits

  2018 2019 Delta
Total Beneficiaries: 835 810 -25
Retired Workers: 490 485 -5
Disabled Workers: 225 210 -15
Widow(er)s and Parents: 45 45 0
Spouses: 10 10 0
Children: 65 60 -5
65+: 505 500 -5
Monthly Benefits - All: $1,034,000 $1,029,000 ($5,000)
Monthly Benefits - Retired Workers: $660,000 $671,000 +$11,000
Monthly Benefits - Widow(ers): $49,000 $52,000 +$3,000

ZIP Code 29321 Statistical Areas

CBSA: 46420
CBSA Name: Union, SC
CBSA Type: Micro
CBSA Division: 
CBSA Division Name: 
CBSA Population:28,961
CBSA Division Population:0
MSA Name: 
PMSA Name: 
City State Key:X23608
Preferred Last Line Key:X23608
29320: Previous ZIP Code
Next ZIP Code: 29322


  1. U.S. Postal Service [Last Updated: 5/1/2022],
  2. Internal Data Creation [Last Updated: 5/1/2022],
  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: 5/1/2022],
  6. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010],
  7. Centers for Medicare & Medicaid Services [Updated Yearly],