Gonzales County, TX ZIP Codes
11 ZIP codes cover all or part of Gonzales County, Texas. The Census Bureau counts 19,851 residents in the county, with a median household income of $58,672 and a median home value of $159,100. Median household income ranges from $50,250 in 78140 to $92,656 in 77984. Its largest communities include Gonzales, Nixon, Waelder, Smiley and Harwood.
Gonzales County (Census county figures)
| Measure | Census figure |
|---|---|
| Residents | 19,851 |
| Households | 7,926 |
| Median household income | $58,672 |
| Median home value | $159,100 |
| Median age | 39.3 |
| Median rent | $840 |
All 11 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 28,396 |
| Households (sum of ZIP codes) | 11,368 |
| Median household income, range across ZIP codes | $50,250 (78140) to $92,656 (77984) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $66,828 |
| Homeowners | 72.2% |
| Households with kids under 18 | 30.6% |
| Moved in the past year | 6.6% |
| Carrier routes in EDDM2GO's route library | 30 routes, 10,827 homes (10 of 11 ZIP codes) |
Top facts
- Highest median household income in Gonzales County: 77984 ($92,656)
- Most residents: 78629 (12,740 people)
- Highest homeownership: 77984 (91.0% own their home)
- Most households with kids: 78140 (45.1% of households)
- Most new movers: 78959 (9.4% moved in last year)
- Youngest median age: 78629 (36.0 years)
- Highest median home value: 77984 ($213,100)
Every ZIP code in Gonzales County
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 78629 | Gonzales | 12,740 | 4,986 | $59,521 | $206,700 | 58.4% | 33.7% | 7.0% | 9 | 5,381 | 98% of its land |
| 77984 | Shiner | 4,800 | 1,917 | $92,656 | $213,100 | 91.0% | 24.3% | 8.1% | 4 | 1,982 | 34% of its land |
| 78941 | Flatonia | 3,619 | 1,450 | $76,477 | $194,200 | 80.5% | 25.3% | 2.8% | 4 | 1,132 | 13% of its land |
| 78140 | Nixon | 3,474 | 1,278 | $50,250 | $85,200 | 73.5% | 45.1% | 8.3% | 4 | 1,446 | 68% of its land |
| 78632 | Harwood | 1,245 | 526 | $62,500 | $187,400 | 89.9% | 35.7% | 3.2% | 1 | 480 | 59% of its land |
| 78959 | Waelder | 1,157 | 568 | $60,472 | — | 76.2% | 16.7% | 9.4% | 2 | 483 | 80% of its land |
| 78159 | Smiley | 623 | 257 | $35,083 | $132,600 | 68.9% | 14.8% | 1.1% | 2 | 167 | 100% of its land |
| 78122 | Leesville | 338 | 195 | — | — | 100.0% | 20.0% | 9.2% | 1 | 134 | 100% of its land |
| 78614 | Cost | 262 | 136 | — | — | 81.6% | 25.7% | 0.0% | 2 | 247 | 100% of its land |
| 78658 | Gonzales County | 94 | 39 | — | $434,600 | 100.0% | 0.0% | 0.0% | — | — | 100% of its land |
| 78677 | Gonzales County | 44 | 16 | — | — | 100.0% | 0.0% | 11.4% | 1 | 30 | 100% of its land |
A ZIP code is listed for Gonzales County when at least 10% of its land is in the county, when it holds at least 10% of the county's land, or when the county is its main county. Totals add up whole ZIP codes, including parts that cross the county line; the Census county figures above do not.
Cities and communities
- Gonzales — 7,200 residents · 1 ZIP code
- Nixon — 2,231 residents · 1 ZIP code
- Waelder — 603 residents · 1 ZIP code
- Smiley — 543 residents · 1 ZIP code
- Harwood — 0 residents · 1 ZIP code
Rankings
- Richest ZIP codes in Gonzales County — 6 ZIP codes ranked
- ZIP codes with the highest home values in Gonzales County — 5 ZIP codes ranked
- ZIP codes with the highest homeownership in Gonzales County — 6 ZIP codes ranked
- ZIP codes with the most families with kids in Gonzales County — 6 ZIP codes ranked
- ZIP codes with the most new movers in Gonzales County — 6 ZIP codes ranked
- Youngest ZIP codes in Gonzales County — 6 ZIP codes ranked
- Oldest ZIP codes in Gonzales County — 6 ZIP codes ranked
- Fastest-growing ZIP codes in Gonzales County — 6 ZIP codes ranked
Price a mailing to Gonzales County ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Gonzales County, TX?
- 78629, 77984, 78941, 78140, 78632, 78959, 78159, 78122, 78614, 78658 and 78677. Some cross the county line; the table shows each ZIP's share of land in the county.
- What is the population of Gonzales County?
- 19,851 residents in 7,926 households (ACS 5-year estimates, 2020–2024).
- What is the median household income in Gonzales County?
- $58,672 for the county as a whole. Its ZIP codes range from $50,250 (78140) to $92,656 (77984).
- Which Gonzales County ZIP code has the highest median household income?
- 77984, at $92,656, among ZIP codes with at least 1,000 residents. See the full ranking of Gonzales County ZIP codes by income.
- How many carrier routes and mailboxes are in Gonzales County?
- For the 10 of 11 ZIP codes in EDDM2GO's stored route library: 30 carrier routes reaching 10,827 residential and 658 business mailboxes. The route map loads the rest when you search them.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.