ADUs are allowed in RowlettTypes:DetachedInternal
Types:DetachedInternal
Accessory Dwelling Unit (ADU) Rules for Rowlett, TX
Is your property eligible for an ADU?
# of Properties
19,336
Owner-occupied
80%
Zoning districts
32
Avg Home Value
$399,452
Median Lot Size
0.19 acres
Avg Income
$112,599
Residential Types:
19,336 housing units
Single Family
97%
2-3 Family
1%
Apts (4+ units)
2%
Other
1%
Zoning Districts:
23,618 parcels · 32 districts
PD
49%(11,482)
SF-8
15%(3,560)
SF-10
10%(2,436)
SF-9
8%(1,937)
Other
18%(4,203)
ADU Rules
What can you build in Rowlett, TX?
Rowlett, 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
Detached ADU Size Limits
- –Detached ADUs are not permitted; maximum allowed area is 0 sq ft.
Rental Restrictions
- –Short-term rentals (<30 days) prohibited; minimum 30-day tenancy required (less than 30 days classified as Visitor Accommodation).
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.
Dallas County