Texas
Buying Land in Colorado County, Texas
Colorado County sits along I-10 between Houston and San Antonio, anchored by Columbus, Weimar, and Eagle Lake. Groundwater here runs through the county's own district with a specific large-user permitting trigger, the Colorado River floodplain is a real diligence item, and Eagle Lake's waterfowl-hunting economy is genuine enough to shape a land purchase.
Rice, cattle, and river-bottom farmland along I-10
Columbus (the county seat), Weimar, and Eagle Lake are the county's three incorporated towns, each with populations under 4,000, and the rest of Colorado County remains genuinely agricultural. Rice has historically been the county's leading crop, supported by irrigation from the Colorado River and area reservoirs, alongside cotton, corn, hay, sorghum, nursery products, and a real cattle-ranching sector -- county agricultural sales exceeded $41 million as of a 2002 accounting, with crop sales making up more than half that figure. As with most rural Texas counties, Colorado County has no general zoning ordinance, and it is not among the narrow named exceptions under Local Government Code Chapter 231; confirm directly with the Commissioners Court or County Engineer whether any subdivision-platting rules apply to a specific planned land division.
The Colorado County Groundwater Conservation District's large-user threshold
Colorado County established its own countywide groundwater district, the Colorado County Groundwater Conservation District (CCGCD), based in Columbus. Every well in the county, regardless of intended use, must be registered with the district before drilling -- a one-time process with no fee, though the well must not already be permanently sealed. Most new wells beyond small residential or domestic scale require an actual production permit, and the district applies a specific numeric threshold to larger applications: requesting more than 325 acre-feet of water per year triggers a requirement for a hydrogeological report, a mitigation plan, a water-conservation plan, and a drought-contingency plan before the district will consider the permit. That's a meaningfully higher bar than a typical small-scale agricultural or domestic well would ever approach, but it matters directly for anyone evaluating land for larger-scale irrigated farming. Confirm current registration forms, permit fees, and the exact permitting process directly with CCGCD (979-732-9300; forms can be submitted by mail to 910 Milam Street, Columbus, TX 78934, or emailed to kim@ccgcd.net) before counting on a specific well yield.
Flooding along the Colorado River and its tributary creeks
Colorado County's floodplain runs beyond just the Colorado River itself -- county flood mapping identifies numerous named tributary creeks across the county, including Skull Creek, West Sandy Creek, Coushatta Creek, Church Creek, Miller Creek, Clear Creek, Middle Bernard Creek, Dry Creek, and Middle Sandy Creek, any of which can carry real flood risk for land nearby even where the Colorado River itself isn't an obvious concern. This isn't a hypothetical risk: the Texas General Land Office approved more than $1.5 million in Hurricane Harvey disaster-recovery grant funding for the county to make flood and drainage improvements, reflecting real recent flood impact in the area. Before buying, check FEMA flood-zone status for the specific parcel and review the county's own posted potential flood maps (available through the county's website) -- and if a floodplain development permit would be needed for any planned construction, confirm that process with the county directly.
Who to Call Before Buying Land in Colorado County
Colorado County has no county-level zoning department because unincorporated Colorado County is not zoned, consistent with the statewide default. We could not confirm Colorado County's TCEQ OSSF authorized-agent status within this research's scope, or a direct phone number for the County Clerk -- confirm both directly before relying on them.
Wells / Private Water
Colorado County Groundwater Conservation District
Well registration (required for all wells), production permits, and the 325 acre-foot large-user permitting threshold.
Floodplain / Stormwater
Colorado County -- Potential Flood Maps
Floodplain determinations and flood-map information for a specific parcel near the Colorado River or a named tributary creek.
Other
TCEQ Region 12 Office (Houston)
Confirming septic (OSSF) permitting authority for Colorado County if the county is not currently a TCEQ authorized agent.
Assessor / Property Tax
Colorado County Appraisal District (Colorado CAD)
Assessed value, property tax, and agricultural (ag/wildlife) valuation questions for a specific parcel.
Recorder / Clerk / Land Records
Colorado County Clerk
Recorded deed, easement, and plat history for a specific parcel.
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Get local guidanceTopics Specific to Colorado County
Sources
- Home | Colorado County GCD — Colorado County Groundwater Conservation District (accessed 2026-09)
- Well Registration | Colorado County GCD — Colorado County Groundwater Conservation District (accessed 2026-09)
- Well Permitting | Colorado County GCD — Colorado County Groundwater Conservation District (accessed 2026-09)
- Colorado County: History, Geography, and Economy — Texas State Historical Association -- Handbook of Texas (accessed 2026-09)
- Potential Flood Maps - Colorado County — Colorado County, Texas Government (accessed 2026-09)
- Which TCEQ Region is My County In? — Texas Commission on Environmental Quality (accessed 2026-09)
- Colorado County Appraisal District — Colorado County Appraisal District (accessed 2026-09)
Last reviewed 2026-09