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Earlier editions: 2026-09

Development Title›Series 900 — General Terms›APPENDIX 1 - MOUNTAIN HOUSE DEVELOPMENT TITLE

San Joaquin County Municipal Code Ch. 9 510M - Industrial Zone Lot and Structure Regulations

San Joaquin County Municipal Code · 2026-10 edition · updated 2026-10-04 · San Joaquin County

Cite as: San Joaquin County Municipal Code Chapter 9 · Text as of 2026-10-04

9-510.3M - LOT AREA.

The minimum lot area by industrial zone shall be the same as that specified in the development title. For purposes of referral, minimum lot area requirements are included in Table 9-510.3M.

(Ord. 3813 (part), 1994)

Exceptions & meaning →

9-510.4M - LOT WIDTH.

The minimum lot width by industrial zone shall be the same as that specified in the development title. For purposes of referral, minimum lot area requirements are included in Table 9-510.3M.

(Ord. 3813 (part), 1994)

Exceptions & meaning →

9-510.5M - SETBACKS.

Unless otherwise specified, buildings and structures shall meet the setback requirements specified in Table 9-510.3M. (See Table 4.1 of the Master Plan.) Said setback requirements and the following exceptions shall replace the chapter concerning yards and the provisions concerning yard dimensions in the development title (Chapter 9-1010 and Section 9-510.5, respectively).

(a) Side and Rear Setback Exceptions.

Buildings on lots zoned or designated on the Master Plan for industrial use shall maintain a forty-five degree (45°) clear setback when adjacent to lots zoned or designated on the Master Plan for residential use.

(b) Setback Exceptions for Specified Streets.

The minimum setback from I-205 and Patterson Pass Road shall be as specified in the Master Plan.

(c) Setback Exceptions for Off-Street Parking Areas.

(1) The minimum setback for off-street parking areas adjacent to streets shall be ten (10) feet, except that in the I-P zone the minimum setback shall be twenty (20) feet.

(2) The minimum setback for off-street parking areas adjacent to lots zoned or designated on the Master Plan for residential use shall be ten (10) feet.

(3) The minimum side and rear setback for off-street parking areas in the I-P zone shall be five (5) feet.

(d) Setback Exceptions for Other Specified Structures.

(1) Fire Escapes. Fire escapes shall not extend or project more than four (4) feet beyond the setback line.

(2) Stairways and Balconies. Open, unenclosed stairways, or balconies not covered by a roof or canopy, shall not extend or project more than four (4) feet beyond the side or rear setback line, and shall not extend or project more than thirty (30) inches beyond the front setback line.

(3) Porches. Porches, platforms or landing places which do not extend above the level of the first floor of the building shall not extend or project more than five (5) feet beyond the setback line; however, any open work railing, no more than thirty (30) inches in height, may be installed or constructed on any such porch, platform or landing place.

(4) Patio Covers. Patio covers, as defined by Chapter 49 of the Uniform Building Code, may be located within three (3) feet of the rear or side property line.

(5) Eaves, Roof Overhangs and Similar Features. Eaves, roof overhangs and other similar architectural features may extend or project up to:

(A) Thirty (30) inches beyond the setback line, provided said architectural feature is no closer than thirty (30) inches to the property line where the setback requirement is ten (10) feet or less;

(B) Ten (10) feet beyond the setback line, where the setback requirement is more than ten (10) feet.

(6) Fireplaces, Air Conditioning Equipment, Water Softener Units. Fireplaces, air conditioning units and water softening units may extend or project up to thirty (30) inches beyond the setback line, provided said structure is no closer than thirty (30) inches to the property line.

(7) Pools. Pools shall not be located closer than three (3) feet from any side or rear property line.

(e) Setback Exceptions for Specified Land Uses or Features.

(1) Power Line Easements. Dwelling units shall maintain a minimum setback of twenty-five (25) feet from the Rio Oso-Tesla powerline easement. Commercial or industrial structures shall maintain a minimum setback of ten (10) feet from the Rio Oso-Tesla powerline easement.

(2) Wetlands. Buildings and structures shall maintain a minimum setback from wetlands in accordance with the setback requirements for wetlands specified in the Wetlands Management Plan.

(Ord. 3813 (part), 1994)

Exceptions & meaning →

9-510.6M - HEIGHT.

Buildings and structures in industrial zones shall not exceed the maximum building heights specified in Table 9-510.3M, except as provided below. Said exceptions shall be limited by any ordinance relating to airports, and shall serve to replace the chapter on height limits for special structures and the general provisions on building height in the development title (Chapter 9-1005 and Section 9-510.6, respectively).

(a) Penthouse or roof structures for the housing of elevators, stairways, tanks, ventilating fans, or similar equipment required to operate and maintain the building;

(b) Skylights and chimneys;

(c) Flagpoles; and

(d) Church towers/steeples.

(Ord. 3813 (part), 1994)

Exceptions & meaning →

9-510.7M - BUILDING COVERAGE.

The maximum building coverage by zone for buildings and structures shall be the same as that specified in the development title. For purposes of referral, maximum building coverage regulations are included in Table 9-510.3.

(Ord. 3813 (part), 1994)

Exceptions & meaning →

9-510.8M - ACCESS.

All principal uses within the industrial zones of Specific Plan III shall have access to a County maintained road, a road maintained by the Mountain House Community Services District, or a privately maintained road with public access. Within other areas of Mountain House, all principle uses in the industrial zones shall have access to a County maintained road. Flag lots are not permitted in the industrial zones.

(Ord. 4276, § 12, 2005)

Exceptions & meaning →

9-510.9M - CORNER LOTS.

Corner lots shall have minimum widths of one hundred (100) feet, except within the Specific Plan III area, where there shall be no required minimum lot width.

(Ord. 3813 (part), 1994; Ord. 4276, § 13, 2005)

Exceptions & meaning →

TABLE 9-510.3M

LOT AND STRUCTURE STANDARDS*

Zoning District Minimum Lot Size (square feet) Minimum Lot Width (feet) Maximum Building Height (stories) Maximum Building Coverage (Percent)
I-P 10,000 100 (N/A 1 ) 3 (5 2 ) 60
I-L 10,000 100 2 60
I-G 10,000 100 2 60

Setback Requirements**

Zoning District Arterial Street (feet) Collector and Local Streets (feet) Side Setback (feet) Rear Setback (feet)
I-P 20 (- 3 ) 20 (- 3 ) - (- 4 ) -
I-L 20 20 - -
I-G 15 15 - -

* See Sections 9-510.3M through 9-510.9M for exceptions and modifications.

** Unless otherwise specified, setbacks shall be measured from the planned ultimate right-of-way width of the roadway, as shown on the Master Plan or on any applicable Specific Plan.

Notes: Refer to Table 9-510.3 for depth to width ratio, except within the Specific Plan III area, where there is no required depth to width ratio.

1 Applies within Specific Plan III area of Mountain House.

2 Structures in Mountain House Business Park area are 5 stories.

3 Applies to side and rear setback within Specific Plan III area only; front setback within Specific Plan III area is 10′.

4 Streetside sides of corner lots within Specific Plan III area of Mountain House shall be set back 15′.

(Ord. 3813 (part), 1994; Ord. 4276, § 14, 2005; Ord. 4280, § 2, 2005)

Exceptions & meaning →

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