County ZIP codes · Texas · FIPS 48309
McLennan County, TX ZIP Codes
McLennan County, Texas has 36 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026): 28 residential and 8 for PO boxes or a single organization. 20 of the residential ones lie mainly in McLennan County and 8 mainly in a neighboring county; 15 cross the county line. Median household income ranges from $40,443 in 76707 (Waco) to $129,917 in 76638 (Crawford) (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
Where are the ZIP codes of McLennan 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 $58,236 and $97,634.
They carry 20 postal town names.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).
All 28 residential ZIP codes in McLennan County
20 ZIP codes lie mainly in McLennan County; 8 more reach into it from a neighboring county and follow the first table.
| In this county | ||||||
|---|---|---|---|---|---|---|
| 76706 | Waco | 41,627 | 576 | $42k | $197k | 96% |
| 76705 | Waco | 31,616 | 267 | $58k | $191k | 100% |
| 76712 | Woodway | 29,118 | 556 | $98k | $341k | 100% |
| 76708 | Waco | 27,790 | 578 | $69k | $220k | 100% |
| 76710 | Waco | 23,329 | 2,500 | $58k | $250k | 100% |
| 76643 | Hewitt | 16,432 | 2,162 | $84k | $273k | 100% |
| 76707 | Waco | 15,879 | 4,863 | $40k | $126k | 100% |
| 76657 | McGregor | 12,760 | 92 | $98k | $373k | 92% |
| 76655 | Lorena | 10,603 | 137 | $100k | $313k | 83% |
| 76711 | Waco | 9,676 | 2,420 | $53k | $153k | 100% |
| 76704 | Waco | 7,018 | 1,299 | $30k | $135k | 100% |
| 76691 | West | 6,661 | 68 | $86k | $305k | 93% |
| 76633 | China Spring | 6,268 | 112 | $107k | $404k | 73% |
| 76638 | Crawford | 3,671 | 51 | $130k | $441k | 100% |
| 76640 | Elm Mott | 3,089 | 109 | $67k | $167k | 100% |
| 76798 | Waco | 2,883 | 24,853 | – | – | 100% |
| 76624 | Axtell | 2,660 | 42 | $80k | $188k | 88% |
| 76701 | Waco | 1,871 | 1,637 | $30k | – | 100% |
| 76630 | Bruceville | 1,589 | 102 | $84k | $264k | 93% |
| 76654 | Leroy | 175 | 220 | $70k | $161k | 100% |
Partly in McLennan County
| In this county | ||||||
|---|---|---|---|---|---|---|
| 76557 | Moody | 5,644 | 46 | $86k | $232k | 41% |
| 76682 | Riesel | 3,661 | 29 | $84k | $197k | 39% |
| 76664 | Mart | 3,231 | 24 | $75k | $169k | 28% |
| 76689 | Valley Mills | 4,564 | 20 | $78k | $217k | 28% |
| 76524 | Eddy | 3,668 | 60 | $69k | $220k | 20% |
| 76561 | Oglesby | 996 | 17 | $60k | $166k | 11% |
| 76621 | Abbott | 1,104 | 16 | $82k | $241k | 4% |
| 76622 | Aquilla | 1,447 | 27 | $74k | $196k | 2% |
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?
15 ZIP codes of McLennan County extend into another county. A ZIP code follows mail routes, not county borders.
| ZIP | In McLennan | Elsewhere |
|---|---|---|
| 76706 | 96% | Falls County 4% |
| 76657 | 92% | Coryell County 8% |
| 76655 | 83% | Falls County 17% |
| 76691 | 93% | Hill County 7% |
| 76633 | 73% | Bosque County 27% |
| 76557 | 41% | Bell County 45%; Coryell County 14% |
| 76689 | 28% | Bosque County 59%; Coryell County 13% |
| 76524 | 20% | Falls County 80% |
| 76682 | 39% | Falls County 61% |
| 76664 | 28% | Limestone County 65%; Falls County 7% |
| 76624 | 88% | Limestone County 12% |
| 76630 | 93% | Falls County 7% |
| 76622 | 2% | Hill County 98% |
| 76621 | 4% | Hill County 96% |
| 76561 | 11% | Coryell County 89% |
Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).
PO Box and single-organization ZIP codes
Source: GeoNames postal codes (CC BY 4.0).
Which first three digits do McLennan County's ZIP codes use?
The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. McLennan County's ZIP codes use 3 prefixes: 765, 766 and 767.
| Prefix | Sectional center | Here | All codes |
|---|---|---|---|
| 765 | Austin, TX (SCF 786) | 3 | 55 |
| 766 | Fort Worth, TX (SCF 760) | 16 | 58 |
| 767 | Fort Worth, TX (SCF 760) | 17 | 17 |
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.