ZIP Code 77561 in Hardin, TX

Data Last Updated: February 1, 2026
City:Hardin, Texas
County:Liberty County
Timezone:Central (GMT -06:00)
Local Time:9:44:05 AM
Population:92 [See All]
Area Code:936
Classification:PO Box
Coordinates:30.1701, -94.7191
Land Area:0.376 sq mi
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77561 - Hardin, TX

ZIP Code 77561, Hardin

Border Hub Unique ZIP
LocationLiberty County, TX
Area0 sq mi Single Point
Population92
Households19
PO Boxes600 Regional Hub (3158%)
Median Age34.0 years
ZIP CreatedBefore Oct 2004
Enclosed InZIP Code 77575
Key Facts
  • The post office maintains 600 PO Boxes for a community of just 92 residents, indicating regional service extending far beyond town limits.
  • With an adoption rate of 31.58%, this location serves approximately six times as many mail customers as there are local households.
  • Only one street appears in delivery records: Highway 146, served by a single rural carrier route.
  • The population-to-household ratio of 4.84 is higher than the national average of 2.5, suggesting extended families or larger multi-generational homes.
  • All 19 occupied households rely on either PO Boxes or the single rural route, with no city carrier delivery available.
  • The ZIP code covers only 0.376 square miles, making it one of the smallest geographic areas with this level of regional PO Box service.

Geographic and Delivery Context

The ZIP covers just 0.376 square miles along Highway 146. There's one rural carrier route serving the single documented street address, but the vast majority of service happens through the PO Box system. This isn't a limitation of the town itself. It's the postal infrastructure for a wider region that depends on this location.

Population and Demographics

The 2020 Census counted 34 housing units, with 19 occupied. That works out to a population-to-household ratio of 4.84 people per home, suggesting extended families or larger households. The median age is 34.0 years. The community is predominantly White (75 residents), with small Hispanic (6 residents) and Black (9 residents) populations.

Regional Service Hub

Surrounding areas like Dayton and Liberty offer street delivery through different ZIP codes. Hardin's PO Box system fills a specific niche: reliable mail service for rural residents and businesses spread across the region. The post office employs 62 people across 12 establishments, indicating this is more than just a mail drop. It's a regional service hub.

Street Name Patterns

Highway Corridor Minimal Street Infrastructure

With only Highway 146 documented in postal records, Hardin represents a highway corridor community where PO Box service dominates. The single rural route serves scattered addresses along the main road, while 600 boxes handle the bulk of regional mail delivery.

Nearby Areas

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Population & Demographics


ZIP Code 77561 has 92 residents and 19 households (average 4.84 persons per household). The median age is 34.0 years, slightly younger than the state (35.6) and younger than the nation (38.8). The gender split is 42.4% male and 57.6% female, which is lower than the state male share (49.4%), making this a female-majority area. Largest groups are White (81.5%, much higher than the state average of 50.1% and well above the national average of 61.6%) and Black or African American (9.8%, slightly lower than the national average of 12.4%); Hispanic or Latino residents make up 4.3%, which is much lower than the state average (39.3%).

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:92Source: Census DHC
2024 ACS Population Estimate:36Source: Census ACS
2026 ZC Population Estimate:0Source: ZIP-Codes.com
Population Density:244.7 people per sq mile
Average Income:$0Source: Census ACS
Households:19Source: Census DHC
Average House Value:$666,666,666Source: Census ACS
Persons Per Household:4.84Source: Census DHC
Average Family Size:6.43Source: Census ACS

Population Over Time (with 2010 & 2020 Census Benchmarks)


Group201020112102201320142015201620172018201920202021202220232024
Census ACS Population Estimate--598610578767967791039827452036
Decennial Census53------------------92--------
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: 34

Male Median Age: 35.7

Female Median Age: 31.8

Group< 55-910-1415-1920-2425-2930-3435-3940-4445-4950-5455-5960-6465-6970-7475-7980-8485+
Male241404181048020000
Female247614956021222000
Total488101810137069242000
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Population by Race


White:7583.33%
Black:910.00%
Hispanic:*44.44%
Asian:00%
American Indian:22.22%
Hawaiian:00%
Other:00%
Total:90100%
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:3942.39%35.7 years
Females:5357.61%31.8 years
Total:92100%34.0 years
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Nativity & Citizenship


Native, born in the United States:36100.00%
Native, born in PR, Island Areas, or abroad:00.00%
Foreign born, naturalized U.S. citizen:00.00%
Foreign born, not a U.S. citizen:00.00%
Total Population:36100%
Total Native Population:36100.00%
Total Foreign-born Population:00.00%
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 $0, which is well under the national median ($78,538), is down $12,404 (100.0%) since 2011 and above its 2019 pre-pandemic level by $0. Family households earn a median of $0 versus $0 for nonfamily households (a difference of $0). By gender, male median income is $0 and female is $0, which is considerably lower than the national female median ($53,445), with a current gap of $0 that has stayed about the same from 2011 to 2024. The labor-force participation rate is 0.0%, which is far less than the national rate (63.5%).

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$12,404$12,298$12,250$37,143$43,194$44,688$0$0$0$0$0$0$0$0
Median Family Income$36,786$42,250$41,667$43,750$0$83,438$86,500$0$0$0$0$0$0$0
Median NonFamily Income$11,923$11,452$11,438$0$0$43,750$45,357$0$0$0$0$0$0$0
Median Male Income$0$36,667$37,083$65,179$0$67,857$0$0$58,036$57,969$0$0$0$0
Median Female Income$0$0$0$0$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:00.00%
Unemployed:00.00%
Not In Labor Force:36100.00%
Total:36100%
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:00%
Service:00%
Sales and Office:00%
Natural resources, construction, and maintenance:00%
Production, transportation, and material moving:00%
Total Civilian Employed Population:0100%
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 ($303,400), is down $27,800 (100.00%) since 2011 and below its 2019 pre-pandemic level by $108,300. The median gross rent is $0, which is well under the national median ($1,348), 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$27,800$66,700$65,700$68,300$0$0$126,400$114,800$108,300$103,100$0$0$0$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$0$0$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):00.00%
Owner Occupied (free and clear, no mortgage):18100.00%
Renter Occupied:00.00%
Total Occupied Housing Units:18100%

Occupied Housing Units:1875.00%
Vacant Housing Units (not graphed):625.00%
Total Housing Units:24100%
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:24100.00%
Multi-Family Units:00.00%
Other Units:00.00%
Total Housing Units:24100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Education, Health & Community


In 2024, 33.30% of adults (25+) have a bachelor's degree or higher, which is comparable to the national rate (35.00%). High school or higher is 100.00%, which is comparable to the national rate (89.40%). The uninsured rate is 0.00%, which is comparable to the national rate (8.60%). Public coverage is 86.10%, which is far higher than the national rate (36.30%). The share of people in poverty is 0.00%, which is comparable to the national rate (8.70%). 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:00.00%
9th to 12th grade, no diploma:00.00%
High school graduate (includes equivalency):1850.00%
Some college, no degree:616.67%
Associate's degree:00.00%
Bachelor's degree:00.00%
Graduate or professional degree:1233.33%
Total:36100%
High school or higher:36100.00%
Bachelor's degree or higher:1233.33%
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:2342.59%
Public Insurance:3157.41%
No Insurance:00.00%
Total:54100%
Has Health Insurance:54100.00%
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%0.0%0.0%0.0%0.0%0.0%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 77561 supports both business and residential activity. According to the Business Census (2024), there are 12 business establishments, employing about 62 people with an annual payroll of $2,247,000.

# Residential Mailboxes:0Source: USPS
# Business Mailboxes:0Source: USPS
Total Delivery Receptacles:668Source: USPS
Single Family Delivery Units:0Source: USPS
Multi Family Delivery Units:0Source: USPS
# of Businesses:12Source: CBP
1st Quarter Payroll:$507,000Source: CBP
Annual Payroll:$2,247,000Source: CBP
# of Employees:62Source: CBP

Geography, Land Area, & Statistical Classifications


ZIP Code 77561 is located in Liberty County, Texas, within the Houston-Pasadena-The Woodlands, TX Metropolitan Statistical Area (CBSA 26420) and Texas's 36th Congressional District. This Metro area has a population of 5,946,800 people, about 0.00% of whom live in ZIP Code 77561. It covers 0.376 sq mi of land and a water area of 0 sq mi.

CBSA Name:Houston-Pasadena-The Woodlands, TXSource: Census
CBSA Number:26420Source: Census
CBSA Type:MetroSource: Census
CBSA Division:--Source: Census
CBSA Population:5,946,800Source: Census
MSA:Houston-Galveston-Brazoria, TX CMSASource: Census
Land Area:0.376 sq miSource: Census
Water Area:--Source: Census
Congressional District:36Source: USPS
Congressional Land Area:7125.83 sq miSource: Census
PMSA:Houston, TX PMSASource: Census
Intro Date:< 2004-10Source: ZIP-Codes.com
Place FIPS Code:4832240Source: Census
Place Name:Hardin city; TexasSource: Census

Adjacent & Nearby ZIP Codes


77562 | | 77560

Schools in ZIP Code 77561


ZIP Code 77561 is in the Hardin Independent School District, which serves grades Pre-Kindergarten thru 12th. There are 3 public school(s) in this ZIP Code, and we have located 3 private school(s). It also has 6 colleges, universities or post secondary education institutions nearby which would be a short commute to.

Hardin El 11285 Hwy 146n
Hardin, TX 77561
District: Hardin Independent School District
Hardin H S 501 Fm 834 E
Hardin, TX 77561
District: Hardin Independent School District
Hardin J H 395 Fm 834 E
Hardin, TX 77561
District: Hardin Independent School District
Sacred Heart Catholic School 907 Runneburg Rd
Crosby, TX 77532
District: Private SchoolNearby
Atascocita Montessori School 19120 W Lake Houston Pkwy
Humble, TX 77346
District: Private SchoolNearby
Pines Montessori School 3535 Cedar Knolls Dr
Kingwood, TX 77339
District: Private SchoolNearby

Colleges & Post Secondary Schools near ZIP Code 77561


Texas Healthtech Institute 9615 College Street
Beaumont, TX 77707-2604
Type: Post Secondary
Lee College 511 S Whiting
Baytown, TX 77520
Type: Post Secondary
San Jacinto Community College District - Generation Park Campus 13455 Lockwood Road
Houston, TX 77044-0000
Type: Post Secondary
Southeast Texas Career Institute 975 Hwy 327 E Suite 150
Silsbee, TX 77656
Type: Post Secondary
Pathway Vocational Academy 3141 College, Suite A10
Beaumont, TX 77701-4650
Type: Post Secondary
San Jacinto College-North Campus 5800 Uvalde Rd
Houston, TX 77049-4599
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