

ADUs are allowed in WimberleyTypes:DetachedInternal
Types:DetachedInternal
Accessory Dwelling Unit (ADU) Rules for Wimberley, TX
Is your property eligible for an ADU?
# of Parcels
2,243
Zoning districts
23
Avg Parcel Value
$798,361
Zoning Districts:
2,171 parcels · 23 districts
R2
44%(952)
R1
17%(367)
RA
14%(307)
C1
9%(186)
Other
17%(359)
ADU Rules
What can you build in Wimberley, TX?
Wimberley, TX follows state and local rules for Accessory Dwelling Units. Here is a concise overview of the local rules.
Eligibility
- –Internal / Attached ADU: By Right
- –Detached ADU: By Right
Interior / Attached ADU Size Limits
- –In R-4, the residential building’s total floor area is capped at 2,800 sq ft; because an attached ADU counts within that, the ADU cannot exceed 2,800 sq ft on its own.
Max Units
- –R-1: 1 ADU per lot; R-2: 1 ADU per lot
Owner Occupancy
- –ADU must be occupied by the owner or immediate family
Rental Restrictions
- –Detached and attached ADUs may not be rented (no short- or long-term); RA ADU must be same-family occupancy and not used for rental. STRs ≤30 days prohibited in RA, R-1, R-2, R-3, R-4, R-5, MF-1, MF-2, MH; CUP required for any STR.
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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ADU rules in other Texas municipalities
Rules change at the town line. Check the municipality your property is actually in.
Hays County