| ZIP Code | ZIP Code City/Town | ZIP Type | Average Adjusted Income(2021) |
|---|
| Temple | Standard | $512,610 |
| Temple | Standard | $451,730 |
| Temple | Standard | $375,050 |
| Bartlett | Standard | $394,900 |
| Belton | Standard | $485,300 |
| Burlington | Standard | $155,280 |
| Florence | Standard | $551,610 |
| Gatesville | Standard | $453,710 |
| Holland | Standard | $476,270 |
| Jarrell | Standard | $411,020 |
| Kempner | Standard | $341,620 |
| Killeen | Standard | $263,900 |
| Killeen | Standard | $372,410 |
| Killeen | Standard | $426,030 |
| Fort Hood | Standard | $263,830 |
| Harker Heights | Standard | $366,880 |
| Killeen | Standard | $400,680 |
| Little River Academy | Standard | $314,070 |
| Moody | Standard | $430,120 |
| Nolanville | Standard | $322,190 |
| Rogers | Standard | $321,640 |
| Rosebud | Standard | $174,240 |
| Salado | Standard | $608,730 |
| Troy | Standard | $348,600 |
| Lott | Standard | $381,760 |
Source: US Internal Revenue Service