Earlier editions: 2026-09
Title 10 — PLANNING AND ZONING›Chapter 4 — SUBDIVISIONS
Siskiyou County Municipal Code Art. 1 General Provisions
Siskiyou County Municipal Code · 2026-10 edition · updated 2026-10-04 · Siskiyou County
Cite as: Siskiyou County Municipal Code Article 1 · Text as of 2026-10-04
Sec. 10-4.100. - Annual reviews.¶
In order to assure continuing compliance with the provisions of the Subdivision Map Act, this chapter shall be reviewed and updated annually between January 1 and March 1. A Subdivision Review Committee, appointed by the Board, consisting of members from the Department of Public Works, Planning Department, Assessor's office, and Health Department and four (4) members of the public at large shall perform the review.
(§ II, Ord. 87-2, eff. March 12, 1987)
Sec. 10-4.101. - Citation and authority.¶
This chapter is adopted to supplement and implement the Subdivision Map Act, Sections 66410 et seq. of the Government Code of the State, and may be cited as the "Subdivision Law of Siskiyou County" (66410).
(§ II, Ord. 87-2, eff. March 12, 1987)
Sec. 10-4.102. - Purpose.¶
It is the purpose of this chapter to regulate and control the division of land within the County and to supplement the provisions of the Subdivision Map Act concerning the design, improvement, and survey data of subdivisions. To accomplish this purpose, the regulations set forth in this chapter are determined to be necessary for the preservation of the public health, safety, and general welfare and to promote orderly growth and development.
(§ II Ord. 87-2 eff. March 12, 1987)
Sec. 10-4.103. - Conformity to the General Plan and zoning provisions.¶
No land shall be subdivided which is not in conformity with the General Plan or permitted by the zoning provisions.
(§ II, Ord. 87-2, eff. March 12, 1987)
Sec. 10-4.104. - Modifications of requirements.¶
Whenever, in the opinion of the Planning Commission, the land involved in any subdivision is of a size or shape, or is subject to title limitations of record, or is affected by topographical location or conditions, or is to be devoted to a use that it is impossible or impracticable in the particular case for the subdivider to conform fully to the regulations contained in this chapter, the Planning Commission may make modifications as, in its opinion, are reasonably necessary or expedient and in conformity with the Subdivision Map Act.
(§ II, Ord. 87-2, eff. March 12, 1987)
Sec. 10-4.105. - Improvement standards.¶
Sec. 10-4.105.1. - Conformance with specifications.¶
Improvements shall be in accordance with the specifications of the County Land Development Manual, adopted by resolution of the Board.
(§ II, Ord. 87-2, eff. March 12, 1987)
Sec. 10-4.105.2. - Minimum standards.¶
The subdivision improvements referred to in this chapter, or adopted by reference, shall be the minimum standards for subdivision improvements. Upon findings by the Planning Commission and/or the Board that the public health, safety, and welfare so require, greater standards may be imposed.
(§ II, Ord. 87-2, eff. March 12, 1987)
Sec. 10-4.105.3. - Lot design.¶
Lot sizes shall be approved for sanitary considerations by the County Health Officer but in no case shall be less than the following:
(a) When water from an approved system and a public sewer is provided, the minimum lot size shall be 7,200 square feet, with a minimum frontage of sixty (60') feet at the building setback line. Corner lots shall have a minimum frontage of sixty-five (65') feet.
(b) When water from an approved system is provided and on-site sewage disposal systems are required, the minimum lot size shall be two and one-half (2 ½) acres. The County Health Officer is hereby authorized to waive the requirement that the minimum parcel size for parcels served by individual sewage disposal systems from two and one-half (2 ½) acre parcels to not less than one acre parcels if it is determined by the County Health Officer that the parcel to be created containing less than two and one-half (2 ½) acres meets the standards adopted by the Board for the creation of a parcel less than the two and one-half (2 ½) acre minimum parcel size.
(c) The depth of any lot shall not exceed three (3) times the width on lots of 300 feet or less in width nor exceed four (4) times the width on lots exceeding 300 feet in width, except that where the frontage of the lot exceeds a width of 600 feet, an exception to the ratio required by this subsection may be granted provided there is no prejudice to the public interest, and such exception conforms to reasonable lot configuration.
(d) Lot side lines shall be at approximately right angles or radial to street or road lines.
(e) No lot shall have double frontage unless otherwise approved by the Planning Commission.
(f) No lot shall be divided by city, County, school district, or other taxing agency lines unless otherwise approved pursuant to Section 10-4.104 of this article.
(§ II, Ord. 87-2, eff. March 12, 1987, as amended by § I, Ord. 87-17, eff. July 23, 1987)
Sec. 10-4.106. - Access.¶
All lots created pursuant to the provisions of this chapter shall have access in accordance with the Circulation Element of the General Plan.
(§ II, Ord. 87-2, eff. March 12, 1987)
Sec. 10-4.107. - Environmental impact.¶
No tentative parcel map or tentative map shall be approved until an environmental analysis is processed and considered in accordance with the provisions of the "Siskiyou County Guidelines for Implementation of the California Environmental Control Act."
(§ II, Ord. 87-2, eff. March 12, 1987).
Sec. 10-4.108. - Grading and erosion control.¶
Every map approved pursuant to this chapter shall be conditioned on compliance with the requirements for grading and erosion control, including the prevention of sedimentation or damages to off-site property, set forth in the Siskiyou County Land Development Manual (66411).
(§ II, Ord. 87-2, eff. March 12, 1987)
Sec. 10-4.109. - Fees.¶
The filing, inspection, and checking fees required by this chapter shall be designated by ordinance of the Board.
(§ II, Ord. 87-2, eff. March 12, 1987)
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