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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2023

Zip Code 99349, Mattawa, WA

ZIP Code 99349 Details

Zip Code:99349
State:WA [Washington]
Counties:GRANT, WA
Multi County:No
City Alias(es):Mattawa
Desert Aire
Area Code:509
City Type:N [Non Postal Community Name]
Classification: [Non-Unique]
Time Zone:Pacific (GMT -08:00)
Observes Daylight Saving:Yes
Elevation:1144 ft
State FIPS:53
County FIPS:025
Intro Date:<2004-10

ZIP Code 99349 2010 Census Demographics

Current Population:10,420
2010 Population:8,483
Households per ZIP Code:1,912
Average House Value:$289,000
Avg. Income Per Household:$62,778
Persons Per Household:4.44
White Population:4,777
Black Population:105
Hispanic Population:7,002
Asian Population:40
American Indian Population:95
Hawaiian Population:5
Other Population:3,732
Male Population:4,641
Female Population:3,842
Median Age:24.50 years
Male Median Age:24.90 years
Female Median Age:24.00 years

ZIP Code 99349 Other Demographics

# Residential Mailboxes:2,347
# Business Mailboxes:118
Total Delivery Receptacles:3,041
Number of Businesses:67
1st Quarter Payroll:$4,606,000
Annual Payroll:$21,090,000
# of Employees:494
Water Area:10.66 sq mi
Land Area:267.375 sq mi
118th Congressional District:04
118th Congressional Land Area:19250.22 sq mi
Single Family Delivery Units:415
Multi Family Delivery Units:0
# Residential Mailboxes:2,347
# Business Mailboxes:118
Total Delivery Receptacles:3,041

ZIP Code 99349 Social Security Benefits

  2018 2019 Delta
Total Beneficiaries: 605 615 +10
Retired Workers: 465 470 +5
Disabled Workers: 55 60 +5
Widow(er)s and Parents: 30 30 0
Spouses: 30 30 0
Children: 25 25 0
65+: 485 490 +5
Monthly Benefits - All: $822,000 $870,000 +$48,000
Monthly Benefits - Retired Workers: $682,000 $712,000 +$30,000
Monthly Benefits - Widow(ers): $42,000 $45,000 +$3,000

ZIP Code 99349 Statistical Areas

CBSA: 34180
CBSA Name: Moses Lake, WA
CBSA Type: Micro
CBSA Division: 
CBSA Division Name: 
CBSA Population:89,120
CBSA Division Population:0
MSA Name: 
PMSA Name: 
City State Key:009780
Preferred Last Line Key:009780
99348: Previous ZIP Code
Next ZIP Code: 99350


  1. U.S. Postal Service [Last Updated: 5/1/2023],
  2. Internal Data Creation [Last Updated: 5/1/2023],
  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: 5/1/2023],
  6. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010],
  7. Centers for Medicare & Medicaid Services [Updated Yearly],