Beta — site is under development, information may contain errors. Read disclaimer

Oak Ridge Zoning & Land Use Guide

Data-only stub — facts unverified locally. Confirm with the planning department before relying on details.
Last updated: Verified:

What we have on file vs. what to verify locally

We don't have editor-verified zoning prose for Oak Ridgeyet. Here's the structured data we do have, and the highest-leverage steps to confirm specifics for your parcel.

What we have on file

Population:
31,000
County:
Anderson County
State building code:
TN State Fire Marshal enforces code in some areas (based on 2018 IBC/IRC)(statewide default)
State ADU law:
No statewide override; local rules apply
FEMA flood map:
Search flood zones
Municipal code:
View code online

Verify these locally

  • Call the City of Oak Ridge Planning Department: (865) 425-3531
  • Search the municipal code for the chapter that covers your zoning district and proposed use.
  • Use the city zoning map to look up your parcel's zoning designation before applying for a permit.
  • Check FEMA flood zone for your parcel — flood-zone status changes setbacks, foundation requirements, and insurance.
  • Check your HOA CC&Rs and recorded deed restrictions — they are common in Oak Ridge and frequently restrict ADUs, fences, and exterior changes beyond what zoning allows.

Key Zoning Facts

Planning Department
City of Oak Ridge Planning Department(865) 425-3531
Building Code Edition
Tennessee State Building Codes (2018 IBC base with Tennessee amendments)
ADUs Allowed
Yes

Regulatory Layers That Apply in Oak Ridge

Your property is subject to ALL of these regulatory layers. Each one can impose additional requirements beyond the others.

Federal

State — Tennessee

  • Building Code: Tennessee State Building Codes (2018 IBC with Tennessee amendments)
View Tennessee zoning overview

County — Anderson County

  • Role: Property records, tax assessment, county planning commission reviews certain unincorporated area development

City / Municipal

The city's zoning ordinance, building codes, and local permits form the primary layer of land-use regulation for your property.

Overlay Districts

  • DOE Oak Ridge Reservation AdjacencyThe U.S. Department of Energy's Oak Ridge Reservation (ORR) borders the city. The ORR is federal land not subject to city zoning, but neighboring properties may have historical land use considerations. Contact the Planning Department for details.

Private Restrictions

  • HOA / CC&Rs common: Yes
  • Check HOA CC&Rs for additional requirements.

Statewide Context (Tennessee)

Local data for Oak Ridge is limited. The following state-level facts apply across Tennessee and are inherited by this page until city-specific details are verified.

State Building Code
TN State Fire Marshal enforces code in some areas (based on 2018 IBC/IRC)
State ADU Preemption
No statewide override
Coastal Zone
No
Wildfire Zones
No

ADU Rules in Oak Ridge

ADUs:Allowed
Max Size
Verify with planning department

Permit Costs & Timelines

Permit Costs & Timelines

Specific permit fee schedules for Oak Ridge are available from the local planning department. Fees vary based on project type, scope, and valuation.

Check Oak Ridge permit fees →

Official Sources

City-specific