Colbert County, AL zoning map, flood zone and property lines by address
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Towns in Colbert County: Muscle Shoals, Sheffield, Tuscumbia.
Flood zone by address
ParcelSheet reads FEMA's National Flood Hazard Layer at the lot: the zone, whether it is a high risk area where lenders ask for flood insurance, and the base flood elevation where FEMA lists one. FEMA's countywide study for Colbert County has 43 FIRM panels, the newest effective February 2010; no coastal V zones are mapped in it.
The official panel and any Letter of Map Amendment are at FEMA's Map Service Center. An elevation certificate for a Colbert house comes from a licensed surveyor and is often on file with the county or city building office.
Property lines
The parcel outline, parcel number and mapped size come from the Alabama county parcel layers (each county publishes its own), so a Colbert lot shows the same lines the county revenue commissioner or tax assessor draws. Colbert County covers about 379,490 acres of land and 19,561 acres of water.
Mapped lines are approximate. The Colbert County revenue commissioner or tax assessor keeps the parcel record (Colbert County website); a licensed surveyor sets the true corners.
Zoning
In Alabama zoning is set by the city, or the county only where a local act of the legislature lets it zone: in Colbert County, Muscle Shoals, Sheffield, Tuscumbia each zone the land inside their limits. ParcelSheet shows the use code on the lot's parcel record and the municipality it sits in; the city or county planning office has the district, the uses it allows and the lot size it needs. The Colbert County website lists the county's municipalities.
ADU and guest houses
Under Alabama's municipal zoning law (Code of Alabama Title 11, Chapter 52, Article 4), the city, or the county only where a local act of the legislature lets it zone can allow an accessory dwelling unit on a lot with a house. Whether a Colbert lot can add one depends on its district; the city or county planning office has the rule. ParcelSheet shows the mapped lot size and the ground's slope, the first two things the question turns on.
Septic and soil
ParcelSheet reads the USDA soil survey at the lot: the soil's name, its septic absorption rating and whether it is prime farmland. Colbert County is soil survey area AL033, Colbert County, Alabama, last updated September 2026, on Web Soil Survey.
A new or changed septic system in Colbert County needs a permit from the Colbert County health department (Alabama Department of Public Health soil and onsite sewage program).
Setbacks
Setbacks in Colbert County come from the zoning district: the front, side and rear distances a house must keep. ParcelSheet does not draw setback lines; the city or county planning office gives them for the lot's district, and Muscle Shoals, Sheffield, Tuscumbia for land inside their limits.
Hazards that apply
- Wetlands and wildfire. ParcelSheet shows the National Wetlands Inventory near a Colbert lot and the Forest Service wildfire hazard rating at it.
Questions
Is my house in a flood zone in Colbert County?
Type the address in the box above and ParcelSheet reads FEMA's flood zone at the lot's center. FEMA's countywide flood map for Colbert County has 43 panels, the newest effective February 2010. A lender or insurer uses the official FIRM panel; FEMA's Map Service Center has it.
How do I find property lines in Colbert County?
Open the Alabama map, type the address, and the parcel outline from the Colbert County revenue commissioner or tax assessor shows on the map with its parcel number and mapped size. Mapped lines are approximate; only a licensed surveyor sets the true corners.
What is my property zoned in Colbert County?
Zoning in Colbert County is set by the city, or the county only where a local act of the legislature lets it zone (such as Muscle Shoals, Sheffield). ParcelSheet shows the use code on the parcel record and names the municipality; the city or county planning office has the final word.
Can I build an ADU in Colbert County?
Under Alabama's municipal zoning law (Code of Alabama Title 11, Chapter 52, Article 4), the city, or the county only where a local act of the legislature lets it zone can allow an accessory dwelling unit, and each sets its own rules. In Colbert County ask the city or county planning office for the lot's district first; ParcelSheet shows the lot size as mapped so you can see the room you have.
Do I need a septic permit in Colbert County?
Yes. A new or changed septic system in Colbert County needs a permit from the Colbert County health department (Alabama Department of Public Health soil and onsite sewage program). ParcelSheet shows the USDA soil survey's septic rating at the lot, from survey area AL033 (Colbert County, Alabama).
What can I build on 5 acres in Colbert County?
Zoning in Colbert County is set by the city, or the county only where a local act of the legislature lets it zone (such as Muscle Shoals, Sheffield). The zoning district decides the uses, how many homes and the smallest lot it allows on 5 acres. ParcelSheet shows the lot size as mapped and the use code on the parcel record; the city or county planning office has the district and its rules. See the Colbert County website.
What are the residential setbacks in Colbert County (2026)?
Setbacks in Colbert County come from the zoning code of the municipality the lot sits in: the front, side and rear distances depend on the lot's district. ParcelSheet does not draw setback lines or give a number it did not read; the city or county planning office gives them for the district. See the Colbert County website.
Next to Colbert County: Franklin County, Lauderdale County, Lawrence County.
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