Zip Code 75566 — Marietta, TX

ZIP Code 75566 is associated with Marietta, TX, in Cass County. The listed population estimate is 886; estimated density is 7.3 people per square mile. Among records with population estimates, it ranks #10 of 13 in Cass County and #1488 of 1,924 in TX.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (33.152560, -94.490180)

Data MetricLocal Statistic
Postal / Zip Code75566
Primary CityMarietta
State / ProvinceTX
CountyCass
Total Population886
Population Density7.3 people/sq mi
TimezoneAmerica/Chicago

How 75566 Compares

MetricZIP 75566Cass County recordsTX records
Population estimate88632,108 (sum)30,188,035 (sum)
Population Density7.3 /sq mi----
County population rank#10 of 13----
State population rank#1488 of 1,924----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in TX

ZIP CodeCityDistancePopulation estimate
ZIP 75568Naples6.7 mi2,677
ZIP 75560Douglassville7.7 mi962
ZIP 75563Linden11.0 mi4,033
ZIP 75656Hughes Springs11.0 mi4,507
ZIP 75574Simms12.7 mi1,227

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →