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ZIP Code Database - Facts & Stats

Data Last Updated: March 1, 2023

Zip Code 77456, Markham, TX

ZIP Code 77456 Details

Zip Code:77456
State:TX [Texas]
Multi County:No
City Alias(es):Markham
Area Code:979
City Type:Z [P.O. Box Only]
Classification:P [P.O. Box ZIP Code]
Time Zone:Central (GMT -06:00)
Observes Daylight Saving:Yes
Elevation:49 ft
State FIPS:48
County FIPS:321
Division:West South Central
Intro Date:<2004-10

ZIP Code 77456 2010 Census Demographics

Current Population:0
2010 Population:1,303
Households per ZIP Code:484
Average House Value:$137,700
Avg. Income Per Household:$44,219
Persons Per Household:2.69
White Population:1,024
Black Population:146
Hispanic Population:440
Asian Population:0
American Indian Population:8
Hawaiian Population:2
Other Population:171
Male Population:657
Female Population:646
Median Age:39.00 years
Male Median Age:39.10 years
Female Median Age:39.00 years

ZIP Code 77456 Other Demographics

# Residential Mailboxes:0
# Business Mailboxes:0
Total Delivery Receptacles:533
Number of Businesses:15
1st Quarter Payroll:$2,018,000
Annual Payroll:$6,704,000
# of Employees:85
Water Area:0.228 sq mi
Land Area:39.566 sq mi
118th Congressional District:22
118th Congressional Land Area:1032.84 sq mi
Single Family Delivery Units:0
Multi Family Delivery Units:0
# Residential Mailboxes:0
# Business Mailboxes:0
Total Delivery Receptacles:533

ZIP Code 77456 Social Security Benefits

  2018 2019 Delta
Total Beneficiaries: 320 320 0
Retired Workers: 205 210 +5
Disabled Workers: 55 55 0
Widow(er)s and Parents: 25 25 0
Spouses: 5 10 +5
Children: 30 20 -10
65+: 215 225 +10
Monthly Benefits - All: $393,000 $409,000 +$16,000
Monthly Benefits - Retired Workers: $275,000 $291,000 +$16,000
Monthly Benefits - Widow(ers): $32,000 $33,000 +$1,000

ZIP Code 77456 Statistical Areas

CBSA: 13060
CBSA Name: Bay City, TX
CBSA Type: Micro
CBSA Division: 
CBSA Division Name: 
CBSA Population:36,702
CBSA Division Population:0
MSA Name: 
PMSA Name: 
City State Key:W24611
Preferred Last Line Key:W24611
77455: Previous ZIP Code
Next ZIP Code: 77457


  1. U.S. Postal Service [Last Updated: 3/1/2023],
  2. Internal Data Creation [Last Updated: 3/1/2023],
  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: 3/1/2023],
  6. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010],
  7. Centers for Medicare & Medicaid Services [Updated Yearly],