Gregg County (county seat: Longview) covers 273 square miles with a population of 124239. Official county website: greggcounty.texas.gov/. This page summarizes the verified building-regulation posture of unincorporated Gregg County land; the full 10-dimension scorecard with every source receipt lives on its Freedom Map card.
TX counties cannot enforce a residential building code in unincorporated areas; LGC 233 Subchapter F opt-in only. No record Gregg opted in. building=9 (for the limited unincorporated land).
The claim above is source-verified (official statute/county documents; URL, direct quote, and date on the full card). Method: how we verify.
No county's freedom erases state law: septic/wastewater permitting (health authority), well permits and water rights (state engineer/DNR), floodplain rules with federally connected financing, and — in some states — state-run electrical inspections. The full card details which of these bite in Gregg County and how hard.
The score describes unincorporated county land only. Inside Gregg County, incorporated municipalities set their own, usually stricter, rules — including: Longview (seat) — home-rule city, enforces building codes [UNVERIFIED specifics], Kilgore (partly in Rusk Co.) [UNVERIFIED], Gladewater (partly in Upshur Co.) [UNVERIFIED], White Oak [UNVERIFIED], Lakeport [UNVERIFIED], Clarksville City/Warren City/Easton and others out of scope. Land inside town limits follows town code.
Building rules are the first question people ask about Gregg County — and the easiest one to answer. They're rarely the one that decides it. The full card grades all ten dimensions, every claim quoted from the county's own code.
What the Gregg County card answers that this page doesn't:
It's a real map. Click any county in the country and see how it grades — that part costs nothing, and you can compare Gregg County against its neighbors before you spend a dollar.
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Last verified 2026-07-10 · Not legal advice — confirm current rules with the county, the state, and a professional before buying or building.