Quick answer
For water damage in Weir, TX, shut off your main valve first, or turn off the well pump breaker if you are on a private well. Weir City Hall is 512-863-7984, Monday to Thursday mornings. Then call a water damage restoration company; drying should start within 24 to 48 hours. Texas insurers must acknowledge your claim within 15 days.
Do this first
Local water and septic lines.
The Williamson County flash flood table is on the Santa Rita Ranch page.
- Shut off the water. Close the main valve, or the valve where the supply line comes up under a mobile home. Check your water bill to see who supplies your meter before you call about a break in the street.
- Make it safe and document it. Cut power to wet rooms from a dry spot, photograph the damage, then report the claim.
- Start drying within 24 to 48 hours. About 45% of Weir's homes are mobile homes. Water under one soaks the belly wrap and the insulation above it, so ask the crew to open the underside and dry it, not just the carpet.
Weir sits by the San Gabriel River, which flooded the town's Katy Lake resort and several businesses in 1913. When the river or a nearby creek rises, never drive into water over a road.
What to know about water damage in Weir
1913
The year a flood damaged the Katy Lake Resort at Towns Mill Dam and several Weir businesses. Weir incorporated as a city in 1987.
Source: Weir, Texas
Two settlements became one
Weir and Townsville grew up side by side until 1893, when the Georgetown and Granger Railroad came through Weir and bypassed Townsville. Weir was officially established in 1903.
Source: Weir, Texas
A railroad resort
After the Katy railroad bought the line, it built the Katy Lake Resort on the river at Towns Mill Dam, and the Townsville post office moved to Weir.
Source: Weir, Texas
Homes in Weir
About 93% are owner-occupied, the median home dates to 1995, and about 32% were built since 2010.
Freezes and rain
The NOAA weather station at Georgetown Lake, about 6.2 miles away, averages 27.9 nights a year at or below 32°F and 2.1 at or below 20°F. In half of years the first freeze comes by November 24 and the last one after March 6. Pipes in outside walls, attics, and pier-and-beam crawlspaces are the first to split. It also averages 37.08 inches of rain a year, with about 11.6 days of an inch or more.
Check your ZIP
Flash flood warnings in Williamson County
The National Weather Service issued 56 flash flood warnings that included Williamson County from 2016 through November 12, 2026. The year-by-year count is on the Santa Rita Ranch page.
Cost and insurance in Weir
How much does water damage restoration cost in Weir?
Most jobs run $450 to $16,000 (Angi). River or creek water that flows in from outside is a flood claim. Wet belly wrap and subfloor insulation take longer.
Water removal and restoration in Weir
The company that answers handles water under mobile homes, burst pipes under the floor in hard freezes, water heater failures, septic backups, and river or creek water at low doors, plus burst pipes, appliance leaks, drying, and septic backups.
Weir questions
How do I reach the City of Weir?
City Hall at 2205 S. Main Street answers 512-863-7984, Monday to Thursday from 9 a.m. to noon.
Can a mobile home in Weir be dried out?
Often, if drying starts in the first day or two. The insulation under the floor holds water, so the belly wrap may need to be opened and dried or replaced.
How cold does Weir get?
The NOAA station at Georgetown Lake averages about 28 nights a year at or below 32°F and about 2 at or below 20°F.
Which ZIP codes does this page cover?
The Weir part of ZIP 78626. Most of that ZIP is Georgetown.
Related guides
Other Texas towns- Sewage backup: what to do first
- Water mitigation vs. restoration
- Burst pipe repair cost
- Texas insurance claim deadlines, in plain English
- Frozen and burst pipes: what to do
- Does homeowners insurance cover water damage?
- How long water damage takes to dry
Local phone numbers checked November 2026: