ADUs are allowed in ElginTypes:Detached
Types:Detached
Accessory Dwelling Unit (ADU) Rules for Elgin, TX
Is your property eligible for an ADU?
# of Properties
250
Owner-occupied
66%
Zoning districts
14
Avg Home Value
$305,411
Median Lot Size
0.17 acres
Avg Income
$70,015
Residential Types:
250 housing units
Single Family
97%
Other
3%
Zoning Districts:
4,152 parcels · 14 districts
R-3
38%(1,588)
R-2
23%(965)
R-1
14%(590)
PDD
10%(415)
Other
14%(594)
ADU Rules
What can you build in Elgin, TX?
Elgin, 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: By Right
Detached ADU Size Limits
- –Maximum ADU size: 900 sq ft
- –Maximum ADU size: 50% of the main building gross floor area
Max Units
- –1 per lot (or unplatted tract) for detached ADUs.
Parking
- –2 spaces per ADU (tandem allowed); no overall max; within the Downtown Historic District, voluntary off-street parking is capped at 6 spaces
Rental Restrictions
- –ADUs may not be rented for periods of less than 30 consecutive calendar days in a year; minimum rental term is 30 days
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.
Bastrop County