This is a compilation of various standards for the counties and municipalities we serve. We try to keep these up to date, but as each planning district may change its regs at any time, it is in your best interest to check. As the Russian Proverb (quoted by Ronald Reagan) goes, “Trust, but Verify.”

Anderson | Blount | Campbell | Claiborne | Cocke | Grainger | Greene | Hamblen | Hancock | Hawkins | Jefferson | Knox | Loudon | Monroe | Roane | Sevier | Union

Anderson

Subdivision Requirements (see regs)

Classification of Street of Access	Public Water and Sewer (PUD)	Public Water and Sewer (subdivision)	Public Water and No Sewer	No Public Water or Sewer
Road Frontage	25′	25′	50′	50′
Minimum Lot Size	7,500 sq ‘	12,000 sq ‘	22,000 sq ‘	3 acres

Blount

Blount County (see regs)

Cannot divide on private road.

Subdivision Requirements (see regs)

Classification of Street of Access	Frontage on Street of Access	Lot Width at Building Line	Lot Area w/Public Water and Sewer (sf)	Lot Area w/o Public Sewer (sf)	Lot Area w/o Public Water and with or w/o Sewer
Primary Major Art (A-1)	400’*	100′	43,000	43,000	43,000
Major Arterial (A-2)	200’*	100′	43,000	43,000	43,000
Minor Arterial (A-3)	150’*	100′	30,000	32,670	35,000
Collector (C)	100′	75′	21,780	32,670	35,000
Residential and Other	50′	75′	21,780	32,670	35,000
Interior One Lot	25′	75′	21,780	32,670	35,000

Zoning Requirements (see regs)

Minimum Front Building Setback Line (Principal Arterials)	Minimum Front Building Setback Line (Major Arterials)	Minimum Front Building Setback Line (Local Access)	Side Setback	Rear Setback
60′	40′	30′	10′	20′

Maryville (see regs)

Zone	Area in ft²
Residential	7,000 ft²
R w/o sewer	30,000 ft²
R well & septic	35,000 ft²
Environmental conservation	40,000 ft²
Business & Transportation (residential)	5,000 ft²
Business & Transportation	no minimum
Central Community (residential)	5,000 ft²
Central Community	no minimum
Single Family	11,000 ft²
Office	5,000 ft²
Neighborhood	5,000 ft²
Residential Oak Park HD	16,000 ft²
College Hill HD	14,000 ft²
Estate	43,560 ft²

Building Setbacks	Front (note 1)	Side	Rear
Residential Uses (Notes 2 & 6)
___ Estate Zone	30′	10′ (note 3)	25′
___ Other	25′	10′	20′
Commercial Uses (Note 2)	20′	None (notes 4 & 5)	None (notes 4 & 5)
Industrial Uses	60′	50′	60′

Campbell

Zoning Requirements (see regs)

	Public Water & Sewer	Public Water & alt sewer	Public Water septic	No Pubic Utilities NOT on Public Waterway	No Pubic Utilities on Public Waterway
Road Frontage	50′	50′	100′	n/a	n/a
Minimum Area	7,500 ft²	20,000 ft²	20,000 ft²	1 acre	2 acres

Minimum Front Building Setback Line (arterials)	Minimum Front Building Setback Line (Major Collectors)	Minimum Front Building Setback Line (Local Access)	Side and Rear Setback Line
50′	40′	30′	n/a

In the case of electric transmission lines where easement widths are not established, the building setback lines from the center of the lines shall be as follows: 46kV = 37.5′ | 69kV = 50′ | 161 kV or greater = 75′

Claiborne

Claiborne County (see regs)

Street Frontage: 40′ of “usable” (30′ on cul-de-sac)

Lot Slope	Minimum Width at Setback Line	Min. Area w/ Public Water & Sewer	Min. Area Without Public Sewerage	Min. Area Private Source Water
0-29.9%	75′	7,500 ft²	n/a	n/a
	40′	n/a	20,000 ft²	n/a
	100′	n/a	n/a	25,000 ft²

Lot Slope	Minimum Front Building Setback Line (arterials)	Minimum Front Building Setback Line (Major Collectors)	Minimum Front Building Setback Line (Local Access)	Side and Rear Setback Line
0-29.9%	50′	40′	30′	10′

In the case of electric transmission lines where easement widths are not established, the building setback lines from the center of the lines shall be as follows: 46kV = 37.5′ | 69kV = 50′ | 131 kV or greater = 75′

Cocke

Cocke County

Cannot divide on private road.

	Public Water & Sewer	Public Water septic	No Pubic Utilities
Road Frontage*	100′	100′	100′
Minimum Area	15,000 ft²	32,670 ft² (3/4 ac)	43,560 ft² (1 ac)
Minimum Lot Width	75′	100′	150′

Minimum Front Building Setback Line (arterials & Highways)	Minimum Front Building Setback Line (Major Collectors)	Minimum Front Building Setback Line (Minor Collector and Residential)	Side Setback Line
50′	40′	30′	15′

In the case of electric transmission lines where easement widths are not established, the building setback lines from the center of the lines shall be as follows: 46kV = 37.5′ | 69kV = 50′ | 161 kV or greater = 75′

Utility and Drainage: 10′ along all lot lines

Newport (2011 planning & 2007 zoning)

Residential Lots	Public Water & Sewer	Public Water septic	No Pubic Utilities
Minimum Area	7,500 ft²	15,000 ft²	2 acres
Minimum Lot Width	75′	100′	200′

Minimum Front Building Setback Line (arterials & Highways)	Minimum Front Building Setback Line (Major Collectors)	Minimum Front Building Setback Line (Minor Collector and Residential)	Side Setback Line
50′	40′	30′	15′

In the case of electric transmission lines where easement widths are not established, the building setback lines from the center of the lines shall be as follows: 46kV = 37.5′ | 69kV = 50′ | 161 kV or greater = 75′

Minimum Lot Size

Minimum Yard Requirements From Property Lines (feet)

District	Area in ft²	Ft² / additional Family	Lot width @ build setback	Front Yard*	Side Yard*	Rear Yard*	Max Structure Height
R-1	7,500 ft²	7,500 ft²	75′	30′	12′ **	30′	35′
R-2	7,500 ft²	3,000 ft²	75′	30′	12′ **	25′	35′
M-R	7,500 ft²	3,000 ft²	75′	30′	12′ **	25′	35′
P-1	7,500 ft²	3,000 ft²	75′	30′	12′ **	25′	35′
C-1				0	0	0	35′ ***
C-2				30′	15′	25′	35′ ***
C-3				30′	15′	25′	35′ ***
M-1				30′	20′	25′	55′
M-2				40′	25′	25′	55′
A-1	5 acres		150′	50′	50′	50′	55′

Grainger

Grainger County (See Regs)

	Public Water & Sewer	Public Water septic	No Pubic Utilities NOT on Public Waterway
Road Frontage	40′	50′	75′
Minimum Area	10,000 ft²	20,000 ft²	30,000 ft²
Minimum Lot Width	75′	80′	100′

Minimum Front Building Setback Line (arterials)	Minimum Front Building Setback Line (Major Collectors)	Minimum Front Building Setback Line (Local Access)	Side Setback Line
40′	30′ or 40′ (regs unclear)	30′	15′

Greene

Hamblen

Hancock

Hawkins

Hawkins County

	Minor Residential and Collector Streets	All Other Streets
Front Building Setback Line	30′	40′
Side Setback Line	Minimum of 6′ and a sum of 15′	Minimum of 6′ and a sum of 15′

Residential Lots	With Public Sewer	Public Water & septic	Without Public Water & Septic
Minimum Area	7,500 ft²	20,000 ft²*	30,000 ft²*
Minimum Lot Width	60′	40′	200′
Minimum Width at Setback Line	not specified	80′	80′

Jefferson

Jefferson City

Districts	Minimum Lot Size (ft²)	Front Setback	Side Setback	Rear Setback	Minimum Lot Width	Maximum Height of Structures
R-1	10,890 ft²	30′	15′	30′	50′
R-2	7,500 ft² + 3000 ft² per unit	30′	8′ /story	25′	50′	60′
R-3	6,000 ft²	25′	10′	10′	—	PUD Requirement
P-1	—	30′	10′	25′	—	60′
P-2	—	30′	10′	25′	—	60′
B-1	—	30′	10′	25′	—	60′
B-2	Non-residential lots shall be at least 7,500 sq. ft. in area and large enough to accommodate any proposed buildings, off-street parking, and open space.	—	—	—	—	60′
B-3	—	30′	10′	25′	—	60′
B-4	10 acres	see	section	785.6	—	60′
M-1	—	30′	20′	25′	—	60′
M-2	—	30′	20′	25′	—	60′
AF-1	5 acres	30′	30′	25′	—	60′

** if septic is needed, the minimum lot size in 40,000 ft²

Jefferson County (see reg & amendments)

Cannot divide on private road.

Residential Lots	Public Water & Public Sewer	Public Water & septic	Without Public Water & Septic
Minimum Area	10,000 ft²	20,000 ft²*	40,000 ft²*
Minimum Width at Setback Line	75′	100′	150′
Minimum Front Setback (from center of existing county roads)	55’**	55’**	55’**
Minimum Rear Setback	10′	10′	10′
Minimum Side Setback	10′	10′	10′

Building Site Requirements (to be shown on plat) per Resolution R2022I

• 7% of total property (30′ x 40’ min)
• Situated within the lot setbacks
• Outside of a special flood hazard area
• “free of excessive rock formations”
• Not needed for septic drain fields or reserve area
• Have an average slope not to exceed 10%
• Land below the 1002’ contour on Douglas Lake shall not be included when computing total lot sizes.

Additional Lot requirements

• “Except for lots on approved public easements, each Lot must front for 50 feet on an existing county road or a road proposed for public acceptance…
• Flag lot stems and/or the property that will contain the driveway shall meet the slope requirements for minor collector and local streets (12% grade and planning can give exception up to 15% grade
• “A permanent easement crossing no more than one property may be allowed as the necessary access for the creation of no more than one lot. The easement shall front on a public road for twenty-five (25) and be twenty-five (25) feet in width throughout its length. This easement shall meet the slope requirements for minor collector and local streets.”

Knox

See here for zoning and subdivision regulations.

Farragut

District	Area in ft²	Lot width @ build setback	Front Yard*	Side Yard*	Rear Yard*	Max Structure Height
A	5 acres	100′	50′	25′	35′	35′
B-1	–	–	–	–	–	–
R-1	20,000 ft²	75′	35′	15′ (sum of 40′)	20′	35′
OSMR	5 acres	–	see regs	12′	25′	35′
R-1-S-A	1 acre	–	35	15′ (sum of 50′)	25	35′
R-2	15,000 ft² w/ sewer 25,000 ft² w/o sewer	75′	30′	10′ (sum of 30′)	25	35′
OSR
R-3
R-4
R-5
R-6
C-1
NCC
BD-4
O-1
O-1-3
OS-P
S-1
FPD
HOZ
T
OD-RE/E
O-1-5
PCD
TCD
OSMFR

Loudon

Loudon County (see regs)

Subdivision Requirements

Minimum Front Building Setback Line (arterials)	Minimum Front Building Setback Line (Major Collectors)	Minimum Front Building Setback Line (Local Access)
50′	40′	30′

	Public Water & Sewer	Public Water septic	No Pubic Utilities NOT on Public Waterway
Minimum Area	7,500 ft²	not specified	TBD by planning
Minimum Lot Width	75′	not specified	200′

Zoning Requirements

Zoning District	Minimum Lot Size (ft²)	Front Setback	Side Setback	Rear Setback	Minimum Lot Width
A-1, Agricultural	43,560 ft² (1 acre)	50′	20′	35′	150′
A-2, Rural Residential	43,560 ft² (1 acre)	40′	20′	30′	100′
R-1, Suburban Residential	20,000 ft²	30′	15′	25′	100′
C-1, Rural Center District	Residential: 15,000 ft² w/ public water 43,560 ft² w/o public water Commercial: 22,000 ft² w/ public water 43,560 ft² w/o public water*	30′	20′	25′	100′
C-2, General Commercial District	20,000 ft² w/ public water 3 acres w/o public water	30′	20′	20’**	100′
M-1, General Industrial District	2 acres w/ public water 5 acres w/o public water	30′	20’***	30′	150′
F-1, Floodway District	none	—	—	—	—
O-1, Office-Professional District		40’/50′	20’/25′	25′	100′

In the case of electric transmission lines where easement widths are not established, the building setback lines from the center of the lines shall be as follows: 46kV = 37.5′ | 69kV = 50′ | 161 kV or greater = 75′

Lenoir City

District	Area in ft² w/ water & Sewer	Area in ft² 2 family w/ water & Sewer	Area Ft² / w/o public sewer*	Lot width @ build setback	Front Yard*	Side Yard*	Rear Yard*	Max Structure Height
R-1	15,000 ft²	20,000 ft²	15,000 ft²	100′	30′	10’/15’/20′ per story	35′	40′
R-2	7,125 ft²	10,000 ft²**	15,000 ft²	50′	20′	6’/8’/10′ per story	15′	40′
R-3	7,125 ft²	10,000 ft²**	15,000 ft²	50′	20′	6’/8’/10′ per story	15′	40′
C-1				50′	25′	10’/12’/20′ per story	10′
C-2
C-3				50′	30′	10’/12’/15′ per story	15′	see regs
M-1					30′	10’/12’/20′ per story	20′
M-2					40′	12’/20’/25′ per story	20′
F-1
C-4				50′	30’***	15’/20’/25′ per story	20′	55′
R-1-S	15,000 ft²		15,000 ft²	100′	30′	10’/15’/20′ per story	35′	40′
HZ
O-1				100′	30’/40′ per story	20’/25′ per story	25′	2 stories or 25′
R-4	10,000 ft² ****	15,000 ft²	n/a	50′	25′	10′	20′	3 stories or 40′
PDD	see regs

Monroe

Roane

Sevier

Sevier County (see regs)

“Normal” Design

Front Setbacks
Residential, Cul-de-sac & Minor Access Roads	20′
Minor Collector Roads	20′
Major Collector Roads	40′
Arterial Roads & Highways	50′

Zoning District	Side & Rear Setback	PUD (Exterior Setback)
A-1, R-1, R-2M, R-2, C-1, C-2	10′	25′
I-1, CS	10′	25′

Zoning District	Minimum Lot Size (ft²)	Floor Area Ratio (FAR)
A-1, Agricultural	30,000 ft²	n/a
R-1, Rural Residential	30,000 ft² or 25,000 ft² with public water	n/a
R-2M, Medium Density Residential	15,000 ft²	n/a
R-2, High Density Residential	7,500 ²	1.0
C-1, Rural Commercial	*	1.0
C-2, General Commercial	*	1.0
I-1, Industrial	43,560 ft² (1 acre) with Health Dept. approval	1.0

Zoning District	Minimum Frontage Requirement
A-1, Agricultural	50′ *
R-1, Rural Residential	50′ & lot must be at least 75′ wide at setback line *
R-2M, Medium Density Residential	50′ & lot must be at least 75′ wide at setback line
R-2, High Density Residential	50′ & lot must be 75′ wide at setback line
C-1, Rural Commercial	50′
C-2, General Commercial	50′
I-1, Industrial	50′

Critical Slope (lots with an average slope of 30% or greater)

Water Supply	Minimum Separation
No supply	200′ (100′ side and rear setbacks)
500 gpm/ 30 min	100′ (50′ side and rear setbacks)
750 gpm/ 30 min or more	50′ (25′ side and rear setbacks)

Average Slope	Minimum Lot Size
30% – 49.9%	2 acres
50% +	3 acres

Gatlinburg (see regs)

Zone	Average Slope of Lot (%)*	Minimum Lot Area	Density	Frontage Width	Front setback	Side setback	Rear setback	Average height	Maximum** height
R-1 & R1-A	0% to 19%	15,000 ft² (.34 acre)	FAR 0.5	50′ (1)	25′ (2)	15′ (4)	20′	36′	48′ (3)
R-2 &R-2A	20% to 29%	32,671 ft² (3/4 acre)	FAR 0.5	50′ (1)	25′ (2)	15′ (4)	20′	48′	60′ (3)
	30% to 49%	43,560 ft² (1 acre)
R-3	50% +	87,120 ft² (2 acres)	FAR 1.0	50′ (1)	25′ (2)	15′ (4)	20′	48′	60′ (3)
C-1			FAR 2.0		10′	0′	0′	48′ (5)	60′ (3)(5)
C-2			FAR 2.0		15′	0′	0′	72′	84′ (3)
C-3			FAR 5.0		30′	10′	20′	24′	36′ (3)
C-4								48′	60′ (3)
C-5			FAR 0.5		30′	10′	20′	24′	36′ (3)
C-6			FAR 0.5					48′	60′ (3)
EC			FAR 2.0		10′	0′	0′	48′	60′ (3)

Pigeon Forge (see regs)

Zone	Minimum Lot Area	Minimum Lot Area per addition	Frontage Width	Front setback	Side setback (each)	Rear setback	Maximum** height
R-1	10,000 ft²	10,000 ft²	70′ (1)	30′	15′ ***	25′ ***	35′
R-2	3,500 ft²	3,500 ft²	60′ (1)	30′	8′ /story ***	25′ ***	35′
C-1	FAR not greater	than 1.0		35′	per building code	per building code	80′
C-2	FAR not greater	than 1.0		35′	per building code	per building code	80′
C-3	FAR not greater	than 1.0		35′	20′	20′	70′
C-4	Arterial Streets			25′	25′	25′	85’****
	Collector Streets			25′	25′	25′	48’****
	Residential Streets			25′	25′	25′	35’****
M-1	FAR not greater	than 1.0		30′	20′	25′	75’****
C-5(a)	none			50′ ****	50′ ****	50′ ****	Buildings 70′ Rides 200′
C-5(b)	none			15′ ****	15′ ****	15′ ****	70′
C-6	FAR not greater	than 1.0		35’*(a)	per building code ****	per building code ****	70′
C-7	none			10′	10′	10′	Buildings 80′ Rides ****

Union