County ZIP codes · Texas · FIPS 48217
Hill County, TX ZIP Codes
Hill County, Texas has 19 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026), all residential. 15 of the residential ones lie mainly in Hill County and 4 mainly in a neighboring county; 9 cross the county line. Median household income ranges from $54,669 in 76648 (Hubbard) to $85,694 in 76691 (West) (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
Where are the ZIP codes of Hill County?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
How different are its ZIP codes?
The middle half of its ranked ZIP codes (1,000+ people living in households) report median household incomes between $55,149 and $80,025.
They carry 19 postal town names.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).
All 19 residential ZIP codes in Hill County
15 ZIP codes lie mainly in Hill County; 4 more reach into it from a neighboring county and follow the first table.
| In this county | ||||||
|---|---|---|---|---|---|---|
| 76645 | Hillsboro | 11,494 | 61 | $64k | $199k | 100% |
| 76692 | Whitney | 9,853 | 87 | $55k | $169k | 100% |
| 76055 | Itasca | 3,577 | 43 | $80k | $197k | 100% |
| 76648 | Hubbard | 2,777 | 27 | $55k | $132k | 75% |
| 76636 | Covington | 1,748 | 39 | $69k | $205k | 100% |
| 76627 | Blum | 1,736 | 19 | $70k | $127k | 100% |
| 76622 | Aquilla | 1,447 | 27 | $74k | $196k | 98% |
| 76673 | Mount Calm | 1,196 | 13 | $64k | $115k | 61% |
| 76621 | Abbott | 1,104 | 16 | $82k | $241k | 96% |
| 76660 | Malone | 572 | 18 | $49k | $174k | 100% |
| 76631 | Bynum | 455 | 13 | $97k | $114k | 100% |
| 76676 | Penelope | 344 | 15 | $71k | $164k | 100% |
| 76666 | Mertens | 261 | 9 | – | $93k | 63% |
| 76650 | Irene | 55 | 7 | $62k | $106k | 100% |
| 76628 | Brandon | 50 | 9 | $97k | $55k | 100% |
Partly in Hill County
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; county shares by land area (Census 2020 ZCTA-county relationship file).
Which ZIP codes cross the county line?
9 ZIP codes of Hill County extend into another county. A ZIP code follows mail routes, not county borders.
| ZIP | In Hill | Elsewhere |
|---|---|---|
| 76050 | 18% | Johnson County64%; Ellis County18% |
| 76691 | 7% | McLennan County93% |
| 76093 | 20% | Johnson County80% |
| 76648 | 75% | Limestone County14%; Navarro County10% |
| 76670 | 37% | Ellis County63% |
| 76622 | 98% | McLennan County2% |
| 76673 | 61% | Limestone County38% |
| 76621 | 96% | McLennan County4% |
| 76666 | 63% | Navarro County37% |
Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).
Which first three digits do Hill County's ZIP codes use?
The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Hill County's ZIP codes use 2 prefixes: 760 and 766.
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.