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ZIP Code Database - Facts & Stats

Data Last Updated: July 1, 2022

Zip Code 84121, Salt Lake City, UT

ZIP Code 84121 Details

Zip Code:84121
City:Salt Lake City
State:UT [Utah]
Counties:SALT LAKE, UT
Multi County:No
City Alias(es):Salt Lake City
Cottonwd Hts
Cottonwood Heights
Cottonwood Heights City
Holladay Cottonwood
Holladay Ctwd
Salt Lake Cty
City Alias(es) To Avoid Using:Slc
Area Code:801 / 385
City Type:P [Post Office]
Classification: [Non-Unique]
Time Zone:Mountain (GMT -07:00)
Observes Daylight Saving:Yes
Elevation:7523 ft
State FIPS:49
County FIPS:035
Intro Date:<2004-10

ZIP Code 84121 2010 Census Demographics

Current Population:43,308
2010 Population:41,702
Households per ZIP Code:15,692
Average House Value:$396,200
Avg. Income Per Household:$93,241
Persons Per Household:2.65
White Population:38,994
Black Population:599
Hispanic Population:2,225
Asian Population:1,753
American Indian Population:308
Hawaiian Population:287
Other Population:862
Male Population:20,618
Female Population:21,084
Median Age:38.20 years
Male Median Age:36.50 years
Female Median Age:39.90 years

ZIP Code 84121 Other Demographics

# Residential Mailboxes:16,343
# Business Mailboxes:999
Total Delivery Receptacles:23,083
Number of Businesses:1587
1st Quarter Payroll:$377,855,000
Annual Payroll:$1,497,590,000
# of Employees:22,066
Water Area:0.161 sq mi
Land Area:64.452 sq mi
113th Congressional District:03|04
113th Congressional Land Area:20070.54|2550.35 sq mi
Single Family Delivery Units:11,454
Multi Family Delivery Units:1,876
# Residential Mailboxes:16,343
# Business Mailboxes:999
Total Delivery Receptacles:23,083

ZIP Code 84121 Social Security Benefits

  2018 2019 Delta
Total Beneficiaries: 7,895 7,905 +10
Retired Workers: 6,270 6,320 +50
Disabled Workers: 440 415 -25
Widow(er)s and Parents: 395 375 -20
Spouses: 500 500 0
Children: 290 295 +5
65+: 6,955 6,985 +30
Monthly Benefits - All: $12,529,000 $13,005,000 +$476,000
Monthly Benefits - Retired Workers: $10,605,000 $11,080,000 +$475,000
Monthly Benefits - Widow(ers): $657,000 $635,000 ($22,000)

ZIP Code 84121 Statistical Areas

CBSA: 41620
CBSA Name: Salt Lake City, UT
CBSA Type: Metro
CBSA Division: 
CBSA Division Name: 
CBSA Population:1,124,197
CBSA Division Population:0
MSA: 7160
MSA Name: Salt Lake City-Ogden, UT MSA
PMSA Name: 
City State Key:Z16259
Preferred Last Line Key:Z16259
84120: Previous ZIP Code
Next ZIP Code: 84122


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