Comparison to Surrounding Areas
The median household income ($78,560) for 78631 is less than the median household income for 76854 ($120,531), 78058 ($93,581), and 78618 ($81,528). But it's more than 78624 ($75,237), 76849 ($62,977), 76856 ($74,677), 78028 ($66,991), Gillespie County ($76,162), Kerr County ($69,395), Kimble County ($69,455), and Harper CDP ($-1).
| 78631 | $78,560 |
| Harper CDP | $-1 |
| Gillespie County | $76,162 |
| Kerr County | $69,395 |
| Kimble County | $69,455 |
Get Median Household Income for all Zip Codes in Texas.
The average household income ($98,381) for 78631 is less than the average household income for 78058 ($102,649), 78618 ($103,319), 78624 ($117,959), Gillespie County ($116,131), and Harper CDP ($105,145). But it's more than 76849 ($84,473), 76854 ($94,767), 76856 ($83,871), 78028 ($92,255), Kerr County ($96,578), and Kimble County ($86,061).
| 78631 | $98,381 |
| Harper CDP | $105,145 |
| Gillespie County | $116,131 |
| Kerr County | $96,578 |
| Kimble County | $86,061 |
Get Average Household Income for all Zip Codes in Texas.
The per-capita income for 78631 is $35,226. The per capita income ($35,226) for 78631 is less than the per capita income for 78624 ($50,378), 76854 ($37,860), 78028 ($39,905), 78058 ($49,273), 78618 ($54,024), 76849 ($39,241), Kerr County ($40,492), Kimble County ($39,915), Gillespie County ($48,971), and Harper CDP ($35,876). But it's more than 76856 ($33,616).
| 78631 | $35,226 |
| Harper CDP | $35,876 |
| Gillespie County | $48,971 |
| Kerr County | $40,492 |
| Kimble County | $39,915 |
Get Per-Capita Income for all Zip Codes in Texas.
8% of households make over $200,000 a year. The percent high income households (8.0%) for 78631 is less than the percent high income households for 78058 (11.2%), 78624 (14.0%), Gillespie County (13.7%), Kerr County (8.2%), and Harper CDP (17.0%). But it's more than 76849 (7.3%), 76854 (0.0%), 76856 (2.9%), 78028 (7.1%), 78618 (7.5%), and Kimble County (6.0%).
| 78631 | 8.0% |
| Harper CDP | 17.0% |
| Gillespie County | 13.7% |
| Kerr County | 8.2% |
| Kimble County | 6.0% |
Get High Income Households for all Zip Codes in Texas.
| under 25 years | 25 to 44 years | 45 to 64 years | 65 years and over | |
|---|---|---|---|---|
| 78631 | $-1 | $78,715 | $142,550 | $58,321 |
| Harper CDP | $-1 | $-1 | $-1 | $53,813 |
| Gillespie County | $42,371 | $78,858 | $98,071 | $65,909 |
| Kerr County | $39,096 | $78,225 | $96,540 | $58,323 |
| Kimble County | $40,852 | $79,028 | $97,167 | $54,881 |
Get Median Household Income by Age of Householder for all Zip Codes in Texas.
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All income statistics above are the most current, comparable income statistics available from the US Census Bureau and are from the American Community Survey 2024 5-year estimates. You can find this information and other demographics for 78631 on the US Census Bureau’s website. These values are in 2024 inflation-adjusted dollars and were downloaded on 29 January 2026.
Margins of error for the income data are:
| Median Household Income | Average Household Income | Per Capita Income | High Income Households | Median Household Income by Age of Householder | ||||
|---|---|---|---|---|---|---|---|---|
| under 25 | 25 to 44 | 45 to 64 | 65+ | |||||
| 78631 | +/-$40,726 | +/-$20,402 | +/-$7,328 | +/-6.7% | +/-$-1 | +/-$46,839 | +/-$58,188 | +/-$32,600 |
| Harper CDP | +/-$-1 | +/-$43,397 | +/-$13,869 | +/-17.6% | +/-$-1 | +/-$-1 | +/-$-1 | +/-$21,290 |
| Gillespie County | +/-$7,606 | +/-$9,415 | +/-$3,740 | +/-2.7% | +/-$40,466 | +/-$21,789 | +/-$27,186 | +/-$8,730 |
| Kerr County | +/-$3,840 | +/-$4,882 | +/-$1,998 | +/-1.4% | +/-$9,046 | +/-$6,305 | +/-$14,973 | +/-$4,698 |
| Kimble County | +/-$13,799 | +/-$12,553 | +/-$6,503 | +/-3.8% | +/-$22,088 | +/-$16,375 | +/-$37,052 | +/-$21,437 |