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77456 ZIP Code

Markham, Texas

December 30, 2025
ZIP Code:77456
City/Town:Markham
County:Matagorda
State:Texas
ZIP Type:PO Box
Population:1,345
Median Household Income:$58,443
Per Capita Income:--
Total Housing Units:443
Median Home Value:$117,900
Land Area:39.6 sq miles
102.5 sq km
Water Area:0.2 sq miles
0.6 sq km
Coordinates:28.9274, -96.0897

Population Information (77456 zip code)

#%US
Total Population:1,345----
Male:63247.0%49.6%
Female:71353.0%50.4%
Median Age:20.7 yrs--38.5 yrs
Under 5 years:25819.2%5.7%
5 to 9 years:856.3%6.0%
10 to 14 years:1057.8%6.5%
15 to 19 years:15311.4%6.6%
20 to 24 years:1057.8%6.7%
25 to 34 years:17913.3%13.7%
35 to 44 years:533.9%12.9%
45 to 54 years:1229.1%12.4%
55 to 59 years:292.2%6.5%
60 to 64 years:453.3%6.4%
65 to 74 years:725.4%9.7%
75 to 84 years:957.1%4.8%
85 years and over:443.3%2.0%

Housing Information (77456 zip code)

#%US
Median home value:$117,900--$281,900
Median rooms:5.9--5.5
Median rent:$850 / mo.--$1,268 / mo.
Total housing units:443----
Occupied housing units:37284.0%38.0%
Vacant housing units:7116.0%4.6%
Housing tenure:------
Owner-occupied:31484.4%64.8%
Renter-occupied:5815.6%35.2%

Educational Attainment (77456 zip code)

#%US
Population 25 years and over:639----
Less than 9th grade:345.3%4.7%
9th to 12th grade, no diploma:7812.2%6.1%
High school graduate:26641.6%26.4%
Some college, no degree:16225.4%19.7%
Associate degree:00.0%8.7%
Bachelor's degree:8313.0%20.9%
Graduate or professional degree:162.5%13.7%
Percent high school graduate or higher:--82.5%89.1%
Percent bachelor's degree or higher:--15.5%34.3%

Income Information (77456 zip code)

ValueUS
Median household income:$58,443 / yr.$75,149 / yr.
Mean household income:$59,136 / yr.$105,833 / yr.
Median family income:$44,906 / yr.$92,646 / yr.
Per capita income:-- / yr.$41,261 / yr.

Employment (77456 zip code)

#%US
In labor force:345--63.5%
Employed:345100.0%96.4%
Unemployed:00.0%5.3%
Not in labor force:552----
Class of Worker:------
Private wage and salary:31691.6%79.7%
Government workers:00.0%14.2%
Self-employed:298.4%5.9%
Unpaid family workers:00.0%0.1%

Race & Ethnicity (77456 zip code)

#%US
Race (one race):------
White:97172.2%61.6%
Black or African American:584.3%12.4%
American Indian/Alaska Native:00.0%1.1%
Asian:00.0%6.0%
Native Hawaiian/Pacific Islander:00.0%0.2%
Some other race:574.2%8.4%
Two or more races:25919.3%10.2%
Hispanic or Latino (any race):28721.3%18.7%
Mexican:28721.3%11.2%
Puerto Rican:28721.3%1.8%
Cuban:00.0%0.7%
Other Hispanic or Latino:00.0%5.0%
Not Hispanic or Latino:00.0%81.1%

Income Distribution (77456 zip code)

Household IncomeHouseholds%US
Less than $10,000:215.6%4.9%
$10,000 to $14,999:369.7%3.8%
$15,000 to $24,999:349.1%7.0%
$25,000 to $34,999:00.0%7.4%
$35,000 to $49,999:4211.3%10.7%
$50,000 to $74,999:21357.3%16.1%
$75,000 to $99,999:00.0%12.8%
$100,000 to $149,999:00.0%17.1%
$150,000 to $199,999:00.0%8.8%
$200,000 or more:267.0%11.4%

Commute to Work (77456 zip code)

Commute MethodWorkers%US
Drove alone:24069.6%67.8%
Carpooled:4011.6%8.7%
Public transportation:00.0%4.2%
Walked:00.0%2.5%
Other means:6518.8%0.9%
Worked from home:00.0%13.8%
Mean travel time to work:26.8 min--26.7 min

Industry (77456 zip code)

Industry SectorWorkers%US
Agriculture, forestry, fishing, mining:349.9%1.6%
Construction:6819.7%6.9%
Manufacturing:267.5%10.0%
Wholesale trade:00.0%2.4%
Retail trade:00.0%11.0%
Transportation, warehousing, utilities:5114.8%5.8%
Information:00.0%1.9%
Finance, insurance, real estate:6619.1%6.7%
Professional, scientific, management:00.0%12.1%
Education, health care, social services:00.0%23.3%
Arts, entertainment, food services:9427.2%9.0%
Other services:61.7%4.7%
Public administration:00.0%4.7%

Poverty Status (77456 zip code)

#%US
Poverty Rate:--19.3%8.8%
All people below poverty level:------
Under 18 years:----16.3%
18 to 64 years:----11.0%
65 years and over:----10.3%

Health Insurance (77456 zip code)

#%US
With health insurance:1,06579.2%91.3%
Private health insurance:54040.1%67.6%
Public health coverage:68550.9%35.9%
Without health insurance:28020.8%8.7%

Benefits & Assistance (77456 zip code)

Households with:#%US
Earnings:21758.3%77.4%
Social Security income:18148.7%31.0%
Retirement income:12633.9%21.8%
Supplemental Security Income (SSI):12533.6%4.5%
Cash public assistance income:00.0%1.8%
SNAP (food stamps) benefits:8723.4%11.4%

Housing Types (77456 zip code)

Structure TypeUnits%US
1-unit, detached:31771.6%61.4%
1-unit, attached:00.0%6.1%
2 units:00.0%3.4%
3 or 4 units:00.0%4.3%
5 to 9 units:00.0%4.6%
10 to 19 units:00.0%4.3%
20 or more units:00.0%9.9%
Mobile home:12628.4%5.8%
Boat, RV, van, etc.:00.0%0.1%

Year Structure Built (77456 zip code)

Year BuiltUnits%US
Built 2020 or later:00.0%0.6%
Built 2010 to 2019:255.6%8.2%
Built 2000 to 2009:347.7%13.5%
Built 1990 to 1999:4710.6%13.2%
Built 1980 to 1989:00.0%13.2%
Built 1970 to 1979:10724.2%14.6%
Built 1960 to 1969:10022.6%10.2%
Built 1950 to 1959:419.3%9.9%
Built 1940 to 1949:347.7%4.6%
Built 1939 or earlier:5512.4%12.0%

Bedrooms (77456 zip code)

Number of BedroomsUnits%US
No bedroom (studio):00.0%2.4%
1 bedroom:122.7%3.0%
2 bedrooms:10323.3%9.1%
3 bedrooms:11726.4%15.9%
4 bedrooms:19343.6%18.8%
5 or more bedrooms:184.1%17.6%

Heating Fuel (77456 zip code)

Fuel TypeUnits%US
Utility gas:10327.7%47.1%
Bottled, tank, or LP gas:225.9%4.9%
Electricity:24766.4%40.2%
Fuel oil, kerosene, etc.:00.0%4.2%
Coal or coke:00.0%0.1%
Wood:00.0%1.5%
Solar energy:00.0%0.1%
Other fuel:00.0%0.5%
No fuel used:00.0%0.2%

Vehicles Available (77456 zip code)

VehiclesHouseholds%US
No vehicle available:349.1%8.3%
1 vehicle available:369.7%32.6%
2 vehicles available:17045.7%37.0%
3 or more vehicles available:13235.5%22.1%

Home Value Distribution (77456 zip code)

Value RangeOwner Units%US
Less than $50,000:00.0%5.7%
$50,000 to $99,999:11937.9%7.8%
$100,000 to $149,999:7523.9%9.2%
$150,000 to $199,999:4313.7%10.8%
$200,000 to $299,999:7724.5%19.9%
$300,000 to $499,999:00.0%24.1%
$500,000 to $999,999:00.0%17.0%
$1,000,000 or more:00.0%5.6%

Housing Costs (77456 zip code)

ValueUS
Median owner costs (with mortgage):-- / mo.$1,828 / mo.
Median owner costs (no mortgage):$318 / mo.$584 / mo.
Median gross rent:$850 / mo.$1,268 / mo.
Average household size (owner-occupied):3.362.53
Average household size (renter-occupied):4.982.38

Households (77456 zip code)

#%US
Total households:372----
Married-couple households:20655.4%47.5%
Cohabiting couple households:9124.5%7.0%
Male householder, no spouse:4411.8%5.4%
Female householder, no spouse:4411.8%12.7%
Householder living alone:16945.4%28.6%
65 years and over living alone:18349.2%11.8%
Average household size:3.62--2.53
Average family size:4.04----

Marital Status (77456 zip code)

Population 15 years and over#%US
Total:343----
Never married:11633.8%37.0%
Now married:20559.8%49.5%
Separated:226.4%1.5%
Widowed:00.0%2.6%
Divorced:29285.1%9.3%

School Enrollment (77456 zip code)

Population 3 years and over#%US
Enrolled in school:405----
Nursery school, preschool:00.0%5.8%
Kindergarten:5313.1%5.0%
Elementary school (grades 1-8):16540.7%40.5%
High school (grades 9-12):15337.8%21.4%
College or graduate school:348.4%27.3%

Veterans & Disability (77456 zip code)

#%US
Civilian population 18 years and over:811----
Veterans:00.0%6.3%
Civilian noninstitutionalized population:1,345----
With a disability:1319.7%13.4%
Under 18 with disability:9068.7%5.8%
18 to 64 with disability:2317.6%10.4%
65 and over with disability:1813.7%33.4%

Mobility (Residence 1 Year Ago) (77456 zip code)

Population 1 year and over#%US
Same house:1,08180.4%86.9%
Different house:23717.6%13.1%
Same county:237100.0%7.0%
Different county:00.0%3.2%
Different state:00.0%2.5%
Abroad:00.0%0.4%

Place of Birth (77456 zip code)

#%US
Native born:1,33999.6%86.2%
Foreign born:00.0%13.9%
Naturalized citizen:6--52.7%
Not a citizen:6--47.3%
Foreign-born by region:------
Europe:6--10.5%
Asia:0--31.3%
Africa:0--5.5%
Oceania:0--0.5%
Latin America:6--50.0%
Northern America:0--2.2%

Language Spoken at Home (77456 zip code)

Population 5 years and over#%US
Total:1,087----
English only:1,03094.8%78.3%
Language other than English:575.2%21.5%
By language:------
Spanish:575.2%13.3%
Other Indo-European languages:00.0%3.5%
Asian/Pacific Island languages:00.0%3.5%
Other languages:00.0%1.0%

Computers & Internet (77456 zip code)

Households%US
Households with a computer:372100.0%93.1%
Households with broadband internet:31885.5%89.4%