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Weir, TX
City in Williamson County, Texas. ZIP codes: 78674.
Population
434
Land area
1.8sq mi
People per sq mi
238
ZIP codes
1
Weir and its ZIP codes
Weir at a glance
- Weir is about 2.1 times as dense as Texas as a whole.
Local data for Weir, TX
Counts from official public data
Economy and federal money
Jobs, pay, income and spending are for Williamson County. PPP loans are for Weir.
Unemployment rate
4.0%
Aug 2026, +0.1 pts in a year
Average annual pay
$82,562
238,420 jobs, 2025
Income per person
$76,156
BEA, 2024
Federal spending
$4.8B
FY 2026, $7,808 per person
PPP loans
$117K
5 loans, 22 jobs reported
Environment and hazard risk
Weir, TX, from FEMA, NOAA and EPA
Natural hazard risk
Relatively Moderate
Top: hail
Storm events since 1996
876
Countywide, mostly hail
Flood insurance policies
1,949
1.1% of homes, county
July high / Jan low
96° / 36°F
37.1 inches of rain a year
Health statistics
Share of adults in Weir, TX, CDC PLACES estimates
Obesity
34.6%
U.S. 33.3% +1.3 pts
Diabetes
11.0%
U.S. 12.1% -1.1 pts
Smoking
10.9%
U.S. 12.8% -1.9 pts
Uninsured (18-64)
18.8%
U.S. 11.1% +7.7 pts
ZIP codes in Weir
1 in or overlapping Weir. Population shown
Cities near Weir
| Name | Distance | Land area (sq mi) |
|---|---|---|
| GeorgetownCity | 5.7 mi | 58.1 |
| SerenadaCensus-designated place | 6.5 mi | 2.2 |
| JarrellCity | 9.1 mi | 3.7 |
| SonterraCensus-designated place | 9.2 mi | 2.4 |
| HuttoCity | 9.3 mi | 14.8 |
| GrangerCity | 9.5 mi | 0.7 |
| Round RockCity | 11 mi | 38.1 |
| TaylorCity | 13 mi | 22.6 |
| BartlettCity | 13 mi | 1.2 |
| Santa Rita RanchCensus-designated place | 14 mi | 4 |
| Brushy CreekCensus-designated place | 14 mi | 6.4 |
| PflugervilleCity | 15 mi | 26 |
| LeanderCity | 16 mi | 38.8 |
| FlorenceCity | 16 mi | 0.9 |
| Wells BranchCensus-designated place | 17 mi | 2.4 |
| Liberty HillCity | 18 mi | 4.6 |
Frequently asked questions
- What county is Weir, TX in?
- Weir is in Williamson County, Texas.
- What ZIP codes are in Weir, TX?
- ZIP codes in or overlapping Weir include 78674.
- What is the population of Weir, TX?
- About 434 people live in Weir, based on American Community Survey 5-year estimates.
- What cities are near Weir?
- Nearby places include Georgetown (5.7 mi), Serenada (6.5 mi), Jarrell (9.1 mi), Sonterra (9.2 mi), Hutto (9.3 mi).
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023