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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2022

Zip Code 99115, Coulee City, WA

ZIP Code 99115 Details

Zip Code:99115
City:Coulee City
State:WA [Washington]
Counties:GRANT, WA
Multi County:No
City Alias(es):Coulee City
Area Code:509
City Type:P [Post Office]
Classification: [Non-Unique]
Time Zone:Pacific (GMT -08:00)
Observes Daylight Saving:Yes
Elevation:1669 ft
State FIPS:53
County FIPS:025
Intro Date:<2004-10

ZIP Code 99115 2010 Census Demographics

Current Population:651
2010 Population:1,143
Households per ZIP Code:524
Average House Value:$140,800
Avg. Income Per Household:$54,722
Persons Per Household:2.17
White Population:1,091
Black Population:16
Hispanic Population:50
Asian Population:4
American Indian Population:36
Hawaiian Population:0
Other Population:33
Male Population:584
Female Population:559
Median Age:50.80 years
Male Median Age:50.20 years
Female Median Age:51.20 years

ZIP Code 99115 Other Demographics

# Residential Mailboxes:300
# Business Mailboxes:23
Total Delivery Receptacles:1,375
Number of Businesses:24
1st Quarter Payroll:$1,636,000
Annual Payroll:$9,288,000
# of Employees:167
Water Area:3.77 sq mi
Land Area:418.635 sq mi
113th Congressional District:04
113th Congressional Land Area:19250.22 sq mi
Single Family Delivery Units:300
Multi Family Delivery Units:0
# Residential Mailboxes:300
# Business Mailboxes:23
Total Delivery Receptacles:1,375

ZIP Code 99115 Social Security Benefits

  2018 2019 Delta
Total Beneficiaries: 415 425 +10
Retired Workers: 295 295 0
Disabled Workers: 60 65 +5
Widow(er)s and Parents: 30 30 0
Spouses: 15 20 +5
Children: 15 15 0
65+: 325 330 +5
Monthly Benefits - All: $559,000 $590,000 +$31,000
Monthly Benefits - Retired Workers: $422,000 $437,000 +$15,000
Monthly Benefits - Widow(ers): $42,000 $40,000 ($2,000)

ZIP Code 99115 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:Z16647
Preferred Last Line Key:Z16647
99114: Previous ZIP Code
Next ZIP Code: 99116


  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],