

ADU rules for Stephenville
Accessory Dwelling Unit (ADU) Rules for Stephenville, TX
Is your property eligible for an ADU?
# of Parcels
6,328
Zoning districts
15
Avg Parcel Value
$365,450
Zoning Districts:
6,416 parcels · 15 districts
R-1
39%(2,509)
R-3
26%(1,690)
B-2
8%(532)
R-2
6%(386)
Other
20%(1,299)
ADU Rules
What can you build in Stephenville, TX?
Stephenville, TX follows state and local rules for Accessory Dwelling Units. Here is a concise overview of the local rules.
Eligibility
- –Internal / Attached ADU: Not addressed in the local bylaw
- –Detached ADU: Not addressed in the local bylaw
ADU State Law
What can you build in Texas?
- –Texas does not have a statewide ADU law. ADUs are regulated entirely at the local level.
- –ADU rules vary significantly by city, and many jurisdictions prohibit ADUs outright.
- –Counties generally lack zoning authority, but other restrictions may still apply outside city limits.
- –Outside city limits, ADU feasibility often depends on subdivision rules, deed restrictions, and septic or fire requirements.
- –Building/fire codes are set statewide, but whether an ADU is allowed is local zoning.
What's allowed on your lot?
These are the municipality-wide rules. What's allowed on a specific property also depends on state laws, setbacks, floor area ratio, lot coverage, environmental constraints, topography, and other property-specific factors. Search your address on FutureLot to see what's allowed on your property.
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Is your property eligible for an ADU?
ADU rules in other Texas municipalities
Rules change at the town line. Check the municipality your property is actually in.
Erath County