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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2022

Zip Code 99320, Benton City, WA

ZIP Code 99320 Details

Zip Code:99320
City:Benton City
State:WA [Washington]
Counties:BENTON, WA
Multi County:No
City Alias(es):Benton City
City Alias(es) To Avoid Using:Kiona
Area Code:509
City Type:P [Post Office]
Classification: [Non-Unique]
Time Zone:Pacific (GMT -08:00)
Observes Daylight Saving:Yes
Elevation:719 ft
State FIPS:53
County FIPS:005
Intro Date:<2004-10

ZIP Code 99320 2010 Census Demographics

Current Population:9,508
2010 Population:9,201
Households per ZIP Code:3,328
Average House Value:$215,900
Avg. Income Per Household:$64,547
Persons Per Household:2.76
White Population:8,084
Black Population:83
Hispanic Population:1,681
Asian Population:107
American Indian Population:180
Hawaiian Population:16
Other Population:976
Male Population:4,669
Female Population:4,532
Median Age:39.10 years
Male Median Age:38.90 years
Female Median Age:39.30 years

ZIP Code 99320 Other Demographics

# Residential Mailboxes:3,445
# Business Mailboxes:54
Total Delivery Receptacles:4,402
Number of Businesses:108
1st Quarter Payroll:$5,674,000
Annual Payroll:$26,902,000
# of Employees:641
Water Area:1.084 sq mi
Land Area:138.784 sq mi
113th Congressional District:04
113th Congressional Land Area:19250.22 sq mi
Single Family Delivery Units:2,784
Multi Family Delivery Units:0
# Residential Mailboxes:3,445
# Business Mailboxes:54
Total Delivery Receptacles:4,402

ZIP Code 99320 Social Security Benefits

  2018 2019 Delta
Total Beneficiaries: 2,090 2,100 +10
Retired Workers: 1,425 1,450 +25
Disabled Workers: 350 340 -10
Widow(er)s and Parents: 110 115 +5
Spouses: 80 85 +5
Children: 125 110 -15
65+: 1,495 1,535 +40
Monthly Benefits - All: $2,985,000 $3,099,000 +$114,000
Monthly Benefits - Retired Workers: $2,226,000 $2,332,000 +$106,000
Monthly Benefits - Widow(ers): $165,000 $169,000 +$4,000

ZIP Code 99320 Statistical Areas

CBSA: 28420
CBSA Name: Kennewick-Richland, WA
CBSA Type: Metro
CBSA Division: 
CBSA Division Name: 
CBSA Population:253,340
CBSA Division Population:0
MSA: 6740
MSA Name: Richland-Kennewick-Pasco, WA MSA
PMSA Name: 
City State Key:Z16499
Preferred Last Line Key:Z16499
99302: Previous ZIP Code
Next ZIP Code: 99321


  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],