Refer to the appropriate Sector Plan for land use classifications in Knox County.
City of Knoxville
Single-Family Residential Neighborhood (RN-1)
The RN-1 Single-Family Residential Neighborhood Zoning District is intended to accommodate traditional low density residential neighborhoods in the City of Knoxville, exhibiting a predominant development pattern of single-family homes on relatively large lots and with generous setbacks. Two-family dwellings may also be allowed by special use approval. Limited nonresidential uses that are compatible with the character of the district may also be permitted.
City Zoning Districts
Code
Classification
Description
Location Criteria
Permitted Zones

HDR
High Density Residential
HDR
This land use is primarily characterized by apartment and/or mixed use development at densities greater than 24 dwelling units per acre.
- On major collector and arterial streets, adjacent to regional shopping and major office districts (office sites allowing four or more stories); these sites must be identified in sector or small area plans
Within the CBD or its adjacent areas, such as portions of the Morningside community
Relatively flat sites (less than 10 percent slopes)
Along corridors with transit and sidewalks
RN-1, RN-2, RN-3, RN-4, RN-5, RN-6, RN-7, DK

LDR
Low Density Residential
LDR
This type of land use is primarily residential in character at densities of less than 6 dwelling units per acre. Conventional post-1950 residential development (i.e. large-lot, low- density subdivisions) and attached condominiums are typical.
- Land served by water and sewer utilities and by collector roads
Slopes less than 25 percent
AG, EN, RN-1, RN-2

MDR
Medium Density Residential
MDR
Such land uses are primarily residential at densities from 6 to 24 dwelling units per acre. Attached houses, including townhouses and apartments are typical. Mobile home parks are another form of this land use.
- Near community activity centers, including uses such as schools and colleges, parks, and community commercial/office nodes
As transitional areas between commercial development and low density residential neighborhoods
Site with less than 15 percent slopes
Along or near corridors that are served by or proposed to be served by transit, with densities proposed to be above 12 dwelling units per acre and to be served by sidewalks
RN-1, RN-2, RN-3, RN-4

MDR/O
Medium Density Residential / Office
MDR/O
Office and medium residential uses typically have similar development characteristics: scale of buildings, areas devoted to parking, yard spaces and location requirements (on arterials/ collectors). These uses provide a buffer to low density residential areas, particularly when located adjacent to an arterial/collector or as a transition between commercial uses and a neighborhood.
- Near community activity centers, including uses such as schools and colleges, parks, and community commercial/office nodes
As transitional areas between commercial development and low density residential neighborhoods
Site with less than 15 percent slopes
Along or near corridors that are served by or proposed to be served by transit, with densities proposed to be above 12 dwelling units per acre and to be served by sidewalks
RN-1, RN-2, RN-3, RN-4, RN-5, RN-6, O

TDR
Traditional Neighborhood Residential
TDR
This land use is primarily residential and is characterized by neighborhoods where a mix of detached and attached houses, sidewalks, smaller lots and alleys have typically been or are to be created.
- Neighborhoods where lots are typically less than 50 feet wide, and usually have sidewalks and alleys. This area is essentially the 19th and early 20th century grid street neighborhoods of Knoxville.
Urban Growth Area or Planned Growth Areas where neighborhood or community mixed use development is identified (see Mixed Use and Special Districts section)
RN-1, RN-2, RN-3, RN-4

SWMUD II
South Waterfront Mixed Use District Type 2
SWMUD II
This district allows for diverse uses and range of development intensities and forms. Zoning is limited to districts which require special use approval.
- Case-by-case analysis is recommended.
RN-1, RN-2, RN-3, RN-4, RN-5, O, C-G, I-MU, I-G