ADUs are allowed in Mount JulietTypes:Internal
Types:Internal
Accessory Dwelling Unit (ADU) Rules for Mount Juliet, TN
Is your property eligible for an ADU?
# of Properties
14,451
Owner-occupied
79%
Zoning districts
45
Avg Home Value
$517,604
Median Lot Size
0.24 acres
Avg Income
$109,783
Residential Types:
14,451 housing units
Residential
100%
Zoning Districts:
16,556 parcels · 45 districts
RS-10/PUD
25%(4,152)
RS-15/PUD
19%(3,216)
RS-20/PUD
13%(2,209)
RS-40
10%(1,691)
Other
32%(5,288)
ADU Rules
What can you build in Mount Juliet, TN?
Mount Juliet, TN 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: Not permitted
Interior / Attached ADU Size Limits
- –Maximum ADU size is 25% of the principal dwelling’s gross floor area (garage and utility space excluded by ordinance).
Owner Occupancy
- –ADU allowed only with owner-occupied principal residence
Parking
- –ADUs are not listed; apply the most similar listed use; residential table requires 2 spaces per dwelling unit; MSDO may reduce parking by 5% for developments within 1/4 mile of a commuter rail station or bus stop.
Rental Restrictions
- –Accessory apartment shall not be occupied by anyone other than a family member (no non-family rentals); short-term rentals are prohibited citywide unless on RM-16 zoned lots with a permit.
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 Tennessee municipalities
Rules change at the town line. Check the municipality your property is actually in.
Wilson County