Bolthole Index

McLennan County, Texas

Zoning, building permits and septic rules in Hewitt, Texas

Hewitt is a city in McLennan County, Texas. Hewitt adopts its own zoning, so inside its limits Hewitt’s rules apply, not the county’s. 14 rules below are quoted from official sources and independently re-checked, most recently on November 12, 2026. Rules for unincorporated land are on the McLennan County page.

Answers from the rulebook for Hewitt

Hewitt’s own rules

  • Local zoningPresent

    Land inside Hewitt city limits

    “Land or premises in each of the following classified districts in the City of Hewitt shall be used for the following purposes only.”
  • Zoning districtsPublished

    Hewitt zoning districts (R-1, R-1-G, R-2, R-3, R-4, R-5, MH, C-1, C-2, C-O, M and others) in Appendix A

    “zoning districts and regulations as herein set forth are established.”
  • Minimum dwelling sizeSpecified

    R-1 single-family district inside Hewitt city

    • Minimum depends on bedroom count: 1,000 sq ft (1 bedroom), 1,250 sq ft (2 bedrooms), 1,450 sq ft (more than 2)

    one-bedroom minimum living area: >= 1000 sq ft · two-bedroom minimum living area: >= 1250 sq ft · 3+ bedroom minimum living area: >= 1450 sq ft

    “no one-bedroom unit shall contain less than 1,000 square feet of living area.”
    One more reviewed finding on this topic
  • Minimum lot sizeSpecified

    R-1 single-family district inside Hewitt city

    • Residential lots platted before the ordinance are not nonconforming if at least 6,000 sq ft and 60 ft wide

    minimum lot area: >= 8800 sq ft · minimum lot width: >= 80 ft · minimum lot depth: >= 110 ft

    “For each detached single-family dwelling the minimum lot area shall be 8,800 square feet. The minimum lot width shall be 80 feet, and the minimum depth shall be 110 feet.”
    One more reviewed finding on this topic
  • SetbacksSpecified

    R-1 through R-5 residential districts inside Hewitt city (dwellings)

    • Churches, public buildings and institutions need 50 ft front/rear and 25 ft side yards
    • Exceptions in Secs. 6.102 and 6.103 apply

    front yard: >= 25 ft · side yard: >= 5 ft (20 ft minimum separation between main buildings; 15 ft on corner lot street side) · rear yard: >= 25 ft

    “minimum front yard of 25 feet measured from the property line.”
    One more reviewed finding on this topic
  • Lot coverageSpecified

    R-1 single-family district inside Hewitt city

    maximum building coverage: <= 40 percent

    “maximum coverage. no more than 40 percent of the total area shall be covered by buildings.”
  • Building heightSpecified

    R-1-G Garden Home District inside Hewitt city

    • R-1 height (35 ft, 2 stories per the Part 16 summary table) not quoted here because the table is stated not to be part of the ordinance

    maximum height: <= 37.5 ft (or two stories)

    “maximum two stories or 37 feet six inches in height.”
  • Living in an RVProhibited

    Living in RVs, travel trailers, campers on residential lots inside Hewitt city

    • Applies to parked or stored major recreational equipment on a residential lot
    • Storage allowed only in carport, enclosed building, driveway, or required side or rear yard
    “no such equipment shall be used for living, sleeping, or housekeeping purposes when parked or stored on a residential lot.”
  • Subdividing landLimited

    Subdivision proposals in Hewitt flood hazard areas (flood damage prevention rules only; general subdivision ordinance not opened)

    • Subdivisions must meet development permit requirements of Sec. 38-62
    “all subdivision proposals, including manufactured home parks and subdivisions, shall have adequate drainage provided to reduce exposure to flood hazards.”
  • Driveway accessLimited

    Driveways and off-street parking inside Hewitt city

    • Paving requirement only; no driveway permit rule located
    “all driveways and off-street parking shall be paved with asphalt or concrete.”
  • Building in a floodplainRequired

    New residential construction in special flood hazard areas with base flood elevation data inside Hewitt city

    • Lowest floor elevated one or more feet above base flood elevation
    • Certification by registered architect or land surveyor to floodplain administration
    • Nonresidential, enclosure, manufactured home and RV standards also apply (Sec. 38-92)

    elevation above base flood elevation: >= 1 ft

    “new construction and substantial improvement of any residential structure shall have the lowest floor, including basement, elevated to one or more feet above the base flood elevation.”

Still unanswered

We looked and could not find an official answer yet. Silence is not permission; ask Hewitt or McLennan County directly.

  • Building permit — Building permits inside Hewitt city
  • Owner-builder exemption — Owner-builder exemption inside Hewitt city
  • Building code adopted — Building codes inside Hewitt city
  • Inspections — Building inspections inside Hewitt city
  • Certificate of occupancy — Certificates of occupancy inside Hewitt city
15 more unanswered
  • Camping on your land
  • Tiny homes
  • Manufactured homes
  • Accessory dwellings
  • Who permits septic
  • Septic permit
  • Septic inspection
  • Off-grid sanitation
  • Well permit
  • Mandatory utility hookup
  • Agricultural exemption
  • Shed and accessory-building permit exemption
  • Short-term rentals
  • Permit fees
  • Permit process

Each answer was extracted from an official source and independently re-checked against that source by a second reviewer. That is an evidence check, not legal advice. Rules change; confirm with the authority before you buy or build.

Unanswered questions are usually a sign that Hewitt publishes no rule on the point, not that none exists. McLennan County’s page lists the county offices to call.

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