Zip Code 77856 — Franklin, TX
77856 is a ZIP Code associated with Franklin, TX, located within Robertson. 77856 ranks #2 out of 6 ZIP codes in Robertson County by population (and #988 out of 1,990 in TX). The area supports an estimated population of 5,515 residents across Data Pending housing units, with a population density of 5.7 people per square mile.
WorldPlaceData database updated: October 2026
📍 View location on OpenStreetMap (31.077140, -96.414990)
| Data Metric | Local Statistic |
|---|
| Postal / Zip Code | 77856 |
| Primary City | Franklin |
| State / Province | TX |
| County | Robertson |
| Total Population | 5,515 |
| Median Household Income | Data Pending |
| Total Housing Units | Data Pending |
| Population Density | 5.7 people/sq mi |
| Timezone | America/Chicago |
How 77856 Compares
| Metric | ZIP 77856 | Robertson County | TX State Average |
|---|
| Population | 5,515 | 16,336 (Total) | 30,188,035 (Total) |
| Average ZIP Income | Data Pending | N/A | N/A |
| Population Density | 5.7 /sq mi | -- | -- |
| County Pop Rank | #2 of 6 | -- | -- |
Nearby ZIP Codes
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 →