Newton County, Mississippi
Town of Decatur is a town in Newton County, Mississippi. Town of Decatur adopts its own zoning, so inside its limits Town of Decatur’s rules apply, not the county’s. Septic permits inside Town of Decatur come from the state health agency. 13 rules below are quoted from official sources and independently re-checked, most recently on November 5, 2026. Rules for unincorporated land are on the Newton County page.
Building work inside Decatur town.
“From and after the effective date of this ordinance, any person or persons desiring to build, erect, move, remodel or modify any: commercial, residential, auxiliary structures, modular home, trailer, sanitary sewer system, culvert, driveway, water or sewer tap or commercial signs in the Town of Decatur, Mississippi, shall apply for a building permit as hereafter provided.”
Land inside Decatur town, Newton County, Mississippi.
“31* | *ZONING AS PASSED BY MAYOR AND BOARD; ZONING AMENDMENT ATTACHED - AMENDED”
Zoning districts inside Decatur town.
“Rural Residential Purpose--The purpose of this zone promotes low-density residential development consistent with an urban-rural character.”
Homes and places of business inside Decatur town.
“24 | ORDINANCES INDEX ACTIVE ORDINANCES ALL HOMES OR PLACES OF BUSINESS MUST HAVE SEWER CONNECTION”
Town of Decatur does not set these itself; the county, a health district or the state does, and they apply to every address inside its limits.
Rural Residential district inside Decatur town.
minimum lot area: 43560 square feet · minimum lot width at building setback line: 150 feet
“every dwelling shall be located on a single lot of not less than 43,560 square feet (one acre) and have a width determined at the building setback line of 150 feet.”
Rural Residential district inside Decatur town.
front setback: 40 feet · side setback: 20 feet · rear setback: 40 feet (30 feet where the rear yard abuts a street or road)
“The front yard building set back line shall be a minimum of 40 feet [...] There shall be a minimum side yard of 20 feet on each side of any structure [...] There shall be a minimum rear yard setback of not less than 40 feet except where the rear yard abuts any street or road [...] in which case the rear yard shall be 30 feet.”
Rural Residential district inside Decatur town.
maximum lot coverage: <= 60 percent
“Percentage of Lot Coverage-Buildings, including accessory structures, shall not cover more than 60 percent of the area of any lot.”
Rural Residential district inside Decatur town.
maximum structure height: <= 45 feet
“Building Height-No structures shall exceed 45 feet in height.”
Onsite wastewater systems statewide, including systems inside Decatur town.
“The On-site Wastewater program develops policy and regulations and provides technical assistance to regional environmentalists in designing and inspecting Individual On-site Wastewater Disposal Systems (IOWDS)”
Installation of an onsite wastewater disposal system statewide, including inside Decatur town where an onsite system is applicable.
“The Permit is required for a water meter and the installation of an on-site wastewater disposal system.”
Off-grid wastewater disposal statewide, including inside Decatur town where municipal sewer does not apply.
“Mississippi does not recognize gray water. Anything that could be considered gray water in other states is classified as wastewater in Mississippi. All wastewater is required to pipe into a central sewer system or a septic system for proper disposal. No “gray water” can be discharged on the ground, ditches, or bodies of water.”
Land used for agricultural production in the Rural Residential district inside Decatur town.
“No permits shall be required with reference to land used for the agricultural production.”
Application process for applicable onsite wastewater permits statewide, including inside Decatur town.
“File a complete application. Our application forms for new onsite wastewater systems are now online. Apply online using the button below.”
We looked and could not find an official answer yet. Silence is not permission; ask Town of Decatur or Newton County directly.
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 Town of Decatur publishes no rule on the point, not that none exists. Newton County’s page lists the county offices to call.
Off-grid gear
Going off-grid in Town of Decatur means bringing your own water and power. The kit we’d start with:
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