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ZIP Code Database - Facts & Stats

Data Last Updated: June 1, 2023

Zip Code 99133, Grand Coulee, WA

ZIP Code 99133 Details

Zip Code:99133
City:Grand Coulee
State:WA [Washington]
Counties:GRANT, WA
Multi County:Yes
City Alias(es):Grand Coulee
Area Code:509
City Type:P [Post Office]
Classification: [Non-Unique]
Time Zone:Pacific (GMT -08:00)
Observes Daylight Saving:Yes
Elevation:2033 ft
State FIPS:53
County FIPS:025
Intro Date:<2004-10

ZIP Code 99133 2020 Census Demographics

Current Population:1,107
2020 Population:1,476
Households per ZIP Code:715
Average House Value:$158,200
Avg. Income Per Household:$43,194
Persons Per Household:2.05
White Population:1,064
Black Population:21
Hispanic Population:91
Asian Population:12
American Indian Population:192
Hawaiian Population:2
Other Population:42
Male Population:752
Female Population:724
Median Age:52.50 years
Male Median Age:51.90 years
Female Median Age:53.70 years

ZIP Code 99133 Other Demographics

# Residential Mailboxes:540
# Business Mailboxes:9
Total Delivery Receptacles:953
Number of Businesses:46
1st Quarter Payroll:$5,613,000
Annual Payroll:$25,600,000
# of Employees:518
Water Area:24.374 sq mi
Land Area:182.479 sq mi
118th Congressional District:04
118th Congressional Land Area:19250.22 sq mi
Single Family Delivery Units:426
Multi Family Delivery Units:57
# Residential Mailboxes:540
# Business Mailboxes:9
Total Delivery Receptacles:953

ZIP Code 99133 Social Security Benefits

  2018 2019 Delta
Total Beneficiaries: 495 535 +40
Retired Workers: 375 395 +20
Disabled Workers: 65 75 +10
Widow(er)s and Parents: 25 25 0
Spouses: 10 15 +5
Children: 20 25 +5
65+: 375 405 +30
Monthly Benefits - All: $614,000 $683,000 +$69,000
Monthly Benefits - Retired Workers: $497,000 $546,000 +$49,000
Monthly Benefits - Widow(ers): $25,000 $27,000 +$2,000

ZIP Code 99133 Statistical Areas

CBSA: 34180
CBSA Name: Moses Lake, WA
CBSA Type: Micro
CBSA Division: 
CBSA Division Name: 
CBSA Population:0
CBSA Division Population:0
MSA Name: 
PMSA Name: 
City State Key:Z16858
Preferred Last Line Key:Z16858
99131: Previous ZIP Code
Next ZIP Code: 99134


  1. U.S. Postal Service [Last Updated: 6/1/2023],
  2. Internal Data Creation [Last Updated: 6/1/2023],
  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: 6/1/2023],
  6. U.S. Census 2020 [Decennial] [Last Updated: 5/25/2023],
  7. Centers for Medicare & Medicaid Services [Updated Yearly],