ZIP Code 67836 in Coolidge, KS

Data Last Updated: February 1, 2026
City:Coolidge, Kansas
County:Hamilton County
Timezone:Mountain (GMT -07:00)
Local Time:7:47:26 AM
Population:104 [See All]
Area Code:620
Classification:PO Box
Coordinates:38.0807, -101.9997
Land Area:103.143 sq mi
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67836 Coolidge, KS - Southwestern Kansas Farming Community

ZIP Code 67836, Coolidge

Small Town
LocationHamilton County, KS
Area92.8 sq mi
Population104
Households47
PO Boxes59 Regional Hub (126%)
Median Age37.8 years
ZIP CreatedBefore Oct 2004
Key Facts
  • This is a PO Box Only Zone with no alternative mail delivery across 93 square miles of southwestern Kansas farmland
  • The post office maintains 59 PO Boxes for 47 households (1.26 adoption rate), serving farms and residents beyond the immediate area
  • Two rural carrier routes deliver to 46 scattered addresses while the post office handles box mail for the wider territory
  • Agricultural and transportation workers make up 37% of the workforce, supporting the grain and cattle economy
  • With 104 people across 93 square miles, population density is just over 1 person per square mile

Community Overview

Coolidge sits in Hamilton County, Kansas, along Highway 50 in the far southwestern corner of the state. With a population of 104 spread across nearly 93 square miles, this isn't a town in the traditional sense. It's a farming community where homes and ranches are scattered across the high plains.

PO Box Only Service

This is a PO Box Only Zone. There's no home delivery across the entire 93-square-mile territory. The Coolidge post office maintains 59 PO Boxes for 47 households, and the adoption rate of 1.26 means the post office serves people beyond just the immediate area. Nearby farms and rural residents rely on this location for all mail service.

Rural Delivery Network

Rural carrier routes connect the scattered population. Two rural routes (R001 and R002) cover 46 delivery points, while the post office itself handles 59 boxes. Streets like W Hwy 50, N Elm St, and N Main St provide the town's basic grid, supplemented by county roads (CR B, CR C, CR 16.5) that reach into the surrounding farmland.

Agricultural Economy

This is working agricultural territory. The area has 3 business establishments employing 24 people. Census data shows 12% of workers in agriculture and 25% in transportation and warehousing, pointing to the grain and cattle economy that supports rural Kansas. Median household income stands at $73,750, above the state average for such a small community.

Demographics

MetricValue
Population104
Households47
Median Age37.8 years
Median Household Income$73,750
Median Home Value$62,500
Owner-Occupied Homes70%

With a median age of 37.8 years and typical household size of 2.2 people, Coolidge has a stable, working-age population. The area includes 69 total housing units, with 47 occupied and 22 vacant. Many of the 69 homes built before 1939 reflect the community's agricultural heritage. Median home values of $62,500 are affordable by Kansas standards, and 70% of occupied homes are owner-occupied.

Mailing to Coolidge

All mail to Coolidge addresses must use PO Box format:

Recipient Name
PO Box [number]
Coolidge, KS 67836

Street addresses exist for rural route delivery but cannot be used for standard mailing. Contact the Coolidge Post Office for specific delivery instructions to rural addresses.

Street Name Patterns

Highway Corridor Small Town Grid County Roads

Highway 50 anchors the community with a small-town street grid (Elm, Main, Maple) supplemented by county roads reaching into surrounding farmland.

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Population & Demographics


ZIP Code 67836 has 104 residents and 47 households (average 2.21 persons per household). The median age is 37.8 years, about the same as the state (37.4) and slightly younger than the nation (38.8). The gender split is 58.7% male and 41.3% female, which is much higher than the national male share (49.1%), making this a male-majority area. Largest groups are White (66.3%, much lower than the state average of 75.6%) and Hispanic or Latino (28.8%); Hispanic or Latino residents make up 28.8%, which is much higher than the state average (13.0%), and Other / Two or More Races share is much higher than the state average (4.9%).

Explore More:Population Over TimeBy Age & GenderBy RaceBy GenderNativity & Citizenship

Source: U.S. Census 2020 Demographics & Housing Characteristics (DHC) and U.S. Census 2011-2024 American Community Survey (ACS) 5-Year Estimates.
2020 Population:104Source: Census DHC
2024 ACS Population Estimate:44Source: Census ACS
2026 ZC Population Estimate:0Source: ZIP-Codes.com
Population Density:1.0 people per sq mile
Average Income:$81,250Source: Census ACS
Households:47Source: Census DHC
Average House Value:$666,666,666Source: Census ACS
Persons Per Household:2.21Source: Census DHC
Average Family Size:2.54Source: Census ACS

Population Over Time (with 2010 & 2020 Census Benchmarks)


Group201020112102201320142015201620172018201920202021202220232024
Census ACS Population Estimate--1081311091071221131352072011271311187744
Decennial Census147------------------104--------
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP05. DEMOGRAPHIC AND HOUSING ESTIMATES

Population by Age & Gender (Total, Male, Female)


Median Age: 37.8

Male Median Age: 37.2

Female Median Age: 39.5

Group< 55-910-1415-1920-2425-2930-3435-3940-4445-4950-5455-5960-6465-6970-7475-7980-8485+
Male862523361320634250
Female125630231432403103
Total98711535927521037353
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Population by Race


White:6957.02%
Black:21.65%
Hispanic:*3024.79%
Asian:00%
American Indian:43.31%
Hawaiian:00%
Other:1613.22%
Total:121100%
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)
* NOTE: Hispanic or Latino is an ethnicity, not a race. This means individuals who identify as Hispanic will also be included in one of the race categories (such as White or Black). As a result, the totals shown here may exceed 100% when Hispanic is displayed alongside racial groups.

Gender Breakdown


GenderCount%Median Age
Males:6158.65%37.2 years
Females:4341.35%39.5 years
Total:104100%37.8 years
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Nativity & Citizenship


Native, born in the United States:3170.45%
Native, born in PR, Island Areas, or abroad:00.00%
Foreign born, naturalized U.S. citizen:1022.73%
Foreign born, not a U.S. citizen:329.55%
Total Population:44100%
Total Native Population:3170.45%
Total Foreign-born Population:1329.55%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS
Note: Nativity and Citizenship derived from American Community Survey (ACS) 5-year estimates. Total Population listed here will not match official ZIP Code population totals, which are based on the Decennial Census.

Income & Employment


In 2024, the Median household income is $81,250, which is on par with the national median ($80,734), is up $40,000 (97.0%) since 2011 and above its 2019 pre-pandemic level by $50,104. Family households earn a median of $93,750 versus $0 for nonfamily households (a difference of $93,750). By gender, male median income is $0 and female is $0, which is considerably lower than the national female median ($55,274), with a current gap of $0 that has narrowed from 2011 to 2024. The labor-force participation rate is 56.8%, which is lower than the national rate (63.5%). The unemployment rate is 0.0%, which is considerably lower than the national rate (5.2%). The largest occupation group is Production (28.0%).

Explore More:Income Over TimeHousehold IncomeEmployment StatusBy Occupation

Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. Using data from Tables DP02, DP03, DP04 and DP05.

Median Income Over Time (Household, Family, Nonfamily, Male, Female)


Income Type20112012201320142015201620172018201920202021202220232024
Median Household Income$41,250$44,519$44,107$67,500$57,188$0$26,250$33,125$31,146$31,250$0$0$73,750$81,250
Median Family Income$42,159$51,250$66,250$76,250$68,542$68,000$55,000$48,750$40,417$41,250$71,875$73,750$74,167$93,750
Median NonFamily Income$21,250$21,563$11,563$10,417$0$11,667$12,083$0$30,521$30,250$33,676$36,471$0$0
Median Male Income$24,688$25,455$25,694$32,083$0$27,396$57,500$0$30,938$31,417$34,485$36,765$0$0
Median Female Income$0$90,417$36,250$92,813$0$0$0$0$0$0$0$0$0$0
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Average Household Income


Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment Status


Employed:2556.82%
Unemployed:00.00%
Not In Labor Force:1943.18%
Total:44100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment by Occupation (Civilian Employed Population, 16 and Over)


Management, business, science, and arts:624.00%
Service:312.00%
Sales and Office:624.00%
Natural resources, construction, and maintenance:312.00%
Production, transportation, and material moving:728.00%
Total Civilian Employed Population:25100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS.

Housing & Affordability


In 2024, the median home value is $0, which is much lower than the national median ($332,700), is down $65,000 (100.00%) since 2011 and above its 2019 pre-pandemic level by $0. The median gross rent is $0, which is well under the national median ($1,413), is down $563 (100.00%) since 2011 and above its 2019 pre-pandemic level by $0. Insufficient data for owner/renter mix. Insufficient data for vacancy rate.

Explore More:Compare Home ValueHome Value Over TimeRent & Over TimeHousing Occupancy

Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. Using data from Table DP03, SELECTED ECONOMIC CHARACTERISTICS.

Median Home Value (Comparison)


Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Home Value Over Time


Group20112102201320142015201620172018201920202021202220232024
Median Home Value$65,000$64,000$48,100$48,600$50,000$48,300$48,800$52,500$0$0$0$0$62,500$0
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Gross Rent Paid


Less than $500:00%
$500 to $999:00%
$1,000 to $1,499:00%
$1,500 to $1,999:00%
$2,000 to $2,499:00%
$2,500 to $2,999:00%
$3,000 or more:00%
No Rent:00%
Total:0100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Gross Rent Over Time


Group20112102201320142015201620172018201920202021202220232024
Median Rent$563$556$0$0$0$0$0$0$0$0$0$0$0$0
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Housing Occupancy


Owner Occupied (with mortgage):14.35%
Owner Occupied (free and clear, no mortgage):2295.65%
Renter Occupied:00.00%
Total Occupied Housing Units:23100%

Occupied Housing Units:2341.07%
Vacant Housing Units (not graphed):3358.93%
Total Housing Units:56100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Housing Type (Single-Family, Multi-Family, Other)


Single-Family Units:2341.07%
Multi-Family Units:00.00%
Other Units:3358.93%
Total Housing Units:56100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Education, Health & Community


In 2024, 9.50% of adults (25+) have a bachelor's degree or higher, which is far lower than the national rate (35.70%). High school or higher is 92.90%, which is comparable to the national rate (89.60%). The uninsured rate is 27.30%, which is comparable to the national rate (8.40%). The share of people in poverty is 0.00%, which is comparable to the national rate (8.80%), and below its 2019 pre-pandemic level by 13.30 percentage points. Poverty has been broadly stable, which may reflect structural barriers or offsetting gains and setbacks. Insufficient data for school enrollment.

Explore More:Educational AttainmentHealth InsurancePoverty Over TimeSchool Enrollment

Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. Using data from Tables DP02 and DP03.

Educational Attainment of Adults (25 and Older)


Less than 9th grade:37.14%
9th to 12th grade, no diploma:00.00%
High school graduate (includes equivalency):2661.90%
Some college, no degree:24.76%
Associate's degree:716.67%
Bachelor's degree:49.52%
Graduate or professional degree:00.00%
Total:42100%
High school or higher:3992.86%
Bachelor's degree or higher:49.52%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Health Insurance Coverage by Type (Private, Public, Uninsured)


Private Insurance:2745.00%
Public Insurance:2135.00%
No Insurance:1220.00%
Total:60100%
Has Health Insurance:4880.00%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Percentage of People in Poverty Over Time (2011-2024)


Group20112102201320142015201620172018201920202021202220232024
% of People in Poverty0.0%0.0%0.0%0.0%8.6%7.1%12.5%8.8%13.3%0.0%0.0%0.0%0.0%0.0%
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Note: Counts of Families & People in poverty are not published at the ZIP Code level due to small sample sizes. Percentages shown are survey estimates from the American Community Survey (ACS). They may differ from official poverty statistics. The U.S. Census Bureau defines poverty status by comparing a family's or individual's total income with federal poverty thresholds that vary by family size and composition.

School Enrollment by Education Level (Ages 3 and Older)


Nursery School, Preschool:00%
Kindergarten:00%
Elementary school (grades 1-8):00%
High school (grades 9-12):00%
College or graduate school:00%
Total:0100%
Early Childhood:00%
K-12 (Primary & Secondary School):00%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Business & Employment Statistics


ZIP Code 67836 is designated for PO Box delivery only; business establishment and employment data are not available.

# Residential Mailboxes:0Source: USPS
# Business Mailboxes:0Source: USPS
Total Delivery Receptacles:68Source: USPS
Single Family Delivery Units:0Source: USPS
Multi Family Delivery Units:0Source: USPS
# of Businesses:0Source: CBP
1st Quarter Payroll:$0Source: CBP
Annual Payroll:$0Source: CBP
# of Employees:0Source: CBP

Geography, Land Area, & Statistical Classifications


ZIP Code 67836 is located in Hamilton County, Kansas, within the Metropolitan Statistical Area (CBSA ) and Kansas's 1st and 4th Congressional Districts. This area has a population of 0 people, about 0.00% of whom live in ZIP Code 67836. It covers 103.143 sq mi of land and a water area of 0.426 sq mi.

CBSA Name:--Source: Census
CBSA Number:--Source: Census
CBSA Type:--Source: Census
CBSA Division:--Source: Census
CBSA Population:0Source: Census
MSA:Source: Census
Land Area:103.143 sq miSource: Census
Water Area:0.426 sq miSource: Census
Congressional District:01,04Source: USPS
Congressional Land Area:52542.5, 14315.68 sq miSource: Census
PMSA:Source: Census
Intro Date:< 2004-10Source: ZIP-Codes.com
Place FIPS Code:2015400Source: Census
Place Name:Coolidge city; KansasSource: Census

Adjacent & Nearby ZIP Codes


67837 | | 67835

Schools in ZIP Code 67836


We could not locate which school district 67836 belongs to, but we will update this once new district data is released. There are no public schools nor private schools with a mailing address in this ZIP Code. Listing Nearby schools instead. It also has 6 colleges, universities or post secondary education institutions nearby which would be a short commute to.

Holly School 206 North 3rd Street
Holly, CO 81047
District: Holly School District RE-3Nearby
Syracuse High 502 North Main
Syracuse, KS 67878
District: Syracuse Unified School District 494Nearby
Syracuse Elem 408 N Main
Syracuse, KS 67878
District: Syracuse Unified School District 494Nearby
Granada Elementary School 201 South Hoisington Street
Granada, CO 81041
District: Granada School District RE-1Nearby
Granada Undivided High School 201 South Hoisington Street
Granada, CO 81041
District: Granada School District RE-1Nearby
St Mary 503 Saint John St
Garden City, KS 67846
District: Private SchoolNearby
High Plains Christian School 2710 N Fleming St
Garden City, KS 67846
District: Private SchoolNearby
St Dominic Elementary School 617 J C St
Garden City, KS 67846
District: Private SchoolNearby

Colleges & Post Secondary Schools near ZIP Code 67836


Lamar Community College 2401 S Main St
Lamar, CO 81052-3999
Type: Post Secondary
Otero College - Fort Lyon Colorado Coalition For The Homeless 30999 County Road 15
Las Animas, CO 81054-9499
Type: Post Secondary
Garden City Community College 801 Campus Dr
Garden City, KS 67846-6333
Type: Post Secondary
Otero College - La Junta High School 1817 Smithland Avenue
La Junta, CO 81050-3346
Type: Post Secondary
Otero College 1802 Colorado Avenue
La Junta, CO 81050
Type: Post Secondary
Northwest Kansas Technical College 1209 Harrison Ave
Goodland, KS 67735
Type: Post Secondary

Sources & References


Our sources include trusted federal and licensed data from the United States Postal Service, U.S. Census Bureau, U.S. Geological Survey, Centers for Medicare & Medicaid Services, and the National Center for Education Statistics, along with proprietary datasets created by ZIP-Codes.com. Data last updated on February 1, 2026.

  1. U.S. Postal Service [Last Updated: 2/1/2026], https://www.usps.com
  2. ZIP-Codes.com Proprietary Data Enhancements [Updated: 2/1/2026], https://www.zip-codes.com
  3. U.S. Census [Updated: Varies], https://www.census.gov
    • U.S. Census Office of Management and Budget [Updated: As Released]
    • U.S. Census 2020 Demographic & Housing Characteristics (DHC) [Decennial] [Updated: 5/25/2023]
    • U.S. Census 2011-2024 American Community Survey 5-year estimates (ACS) [Annually] [Updated: Annually, As Released]
    • U.S. Census Business Patterns (CBD) [Annually] [Updated: Annually, As Released]
    • U.S. Census American National Standards Institute (ANSI) [Updated: As Released]
  4. U.S. Geological Survey [Updated: Varies], https://www.usgs.gov
  5. Centers for Medicare & Medicaid Services [Updated: Annually, As Released], https://www.cms.gov
  6. National Center for Education Statistics [Updated: 2/1/2026], https://nces.ed.gov