The R-1-20 zone is intended for the development of single family homes with not more than one dwelling and customary accessory buildings on large homesites in a semi-rural atmosphere. Except as specifically provided elsewhere in this title, any and every building and premises or land in the R-1-20 zone shall be erected, constructed, established, altered, enlarged, maintained, moved into or within the R-1-20 zone exclusively and only in accordance with the following regulations set forth in this chapter.

(`78 Code, § 17.11.010.) (Ord. 1833 § 1 (part), 1987.)

   The following uses shall be permitted in the R-1-20 single family residential zones subject to property development standards in §§ 17.11.050 through 17.11.160:

   (A)   Animals to maximum number as follows:

      (1)   Three weaned cats;

      (2)   Three weaned dogs;

   (B)   Home occupations;

   (C)   House trailer, may be used as a construction project office during time of construction when a valid building permit is in force;

   (D)   Manufactured housing on permanent foundation system subject to the provisions of Chapter 17.81;

   (E)   One-family dwelling of a permanent character placed in a permanent location;

   (F)   Orchards, tree crops, field crops, truck gardening, berry and bush crops, flower gardening, nurseries, greenhouses or lath houses not exceeding 200 square feet in area on any lot and other similar enterprises carried on in the general field of agriculture; provided, there shall be no sales stands on the premises;

   (G)   Parks and recreation areas subject to the provisions of Chapter 12.24;

   (H)   Renting of rooms to not more than four roomers and/or the providing of table board to not more than four boarders, in addition to members of the family occupying a one-family residence;

   (I)   Uses customarily incident to any of the above uses and accessory buildings, including a private garage and pursuant to the regulations under Chapter 17.66;

   (J)   Small family day care homes;

   (K)   Similar uses permitted by Commission determination. The Commission may, by resolution of record, permit any other uses which it may determine to be similar to those listed above, in conformity with the intent and purpose of this zone and not more obnoxious or detrimental to the public health, safety and welfare or to other uses permitted in this zone. For procedure, see Chapter 17.88.

(`78 Code, § 17.11.020.) (Ord. 3259 § 22, 2017; Ord. 2311 § 4, 1997; Ord. 2126 § 9, 1992; Ord. 1955 § 12, 1989; Ord. 1946 § 6, 1989; Ord. 1833 § 1 (part), 1987.)

   The following uses may be permitted subject to approval of a building permit as provided for in Chapter 17.85: accessory dwelling unit of a permanent character placed in a permanent location.

(`78 Code, § 17.11.025.) (Ord. 3259 § 23, 2017; Ord. 1833 § 1 (part), 1987.)

   The following uses may be permitted subject to conditional use permits provided in Chapter 17.92:

   (A)   Homes for the aged or children;

   (B)   Other uses as may be permitted pursuant to § 17.92.040.

(`78 Code, § 17.11.030.) (Ord. 2404 § 4, 1999; Ord. 1955 § 13, 1989; Ord. 1833 § 1 (part), 1987.)

   Uses prohibited in the R-1-20 zone are as follows:

   (A)   Commercial uses.

   (B)   Manufacturing uses.

   (C)   Cannabis storefront retailer.

   (D)   Cannabis non-storefront retailer.

   (E)   Cannabis manufacturing.

   (F)   Cannabis distribution.

   (G)   Cannabis testing laboratory.

   (H)   Cannabis microbusiness.

   (I)   Cannabis cultivation.

   (J)   Any type of commercial cannabis activity.

(`78 Code, § 17.11.040.) (Ord. 3323 § 3, 2020; Ord. 3223 § 16, 2016; Ord. 3220 § 15, 2015; Ord. 2885 § 2 (part), 2007; Ord. 1833 § 1 (part), 1987.)

   The property development standards set forth in this chapter shall apply to all land and buildings in the R-1-20 zone, except that any lot shown on an official subdivision map duly approved and recorded, or any lot for which a bona fide deed had been duly recorded by June 21, 1965, may be used as a building site.

(`78 Code, § 17.11.050.) (Ord. 1833 § 1 (part), 1987.)

   Each lot shall have a minimum lot area of 20,000 square feet.

(`78 Code, § 17.11.060.) (Ord. 1833 § 1 (part), 1987.)

   All lots hereafter created shall comply with the following minimum standards. Lots now held under separate ownership or of record shall not be reduced below these standards. The provisions of § 17.64.010 shall apply.

   (A)   Width. Lots shall have a minimum width of 100 feet.

   (B)   Depth. Lots shall have a minimum depth of 150 feet.

(`78 Code, § 17.11.070.) (Ord. 1833 § 1 (part), 1987.)

   There shall be a minimum of 20,000 square feet of lot area for each dwelling unit on any one lot.

(`78 Code, § 17.11.080.) (Ord. 1833 § 1 (part), 1987.)

   Buildings and structures erected in this zone shall have a height not greater than two stories or 30 feet, whereas a single story structure shall be one story and no greater than 25 feet, except as otherwise provided.

(`78 Code, § 17.11.090.) (Ord. 2521 § 5, 2001; Ord. 1833 § 1 (part), 1987.)

   Except for setbacks along major streets, as required in Chapter 17.86, there shall be established and maintained:

   (A)   For general conditions, the provisions of §§ 17.64.020 through 17.64.040 shall apply;

   (B)   Front yard requirements are as follows:

      (1)   A front yard having a depth of not less than 25 feet; provided, that no front yard need be deeper than the average depths of the front yards next thereto on each side, but in no case may said yard be reduced below 20 feet. A vacant lot or a lot occupied by a building with a front yard more than 25 feet deep shall be considered as having a front yard 25 feet deep;

      (2)   For special conditions, the provisions of § 17.64.040 shall apply;

   (C)   Side yard requirements are as follows:

      (1)   Lots shall have yards with a width of not less than 15 feet on one side and ten feet on the other;

      (2)   Corner lots siding on a local street shall have a side yard on the street side of not less than 15 feet;

      (3)   Reversed corner lots shall have a side yard on the street side of a width not less than the required front yard on the key lot to the rear;

      (4)   For special conditions, the provisions of § 17.64.040 shall apply;

   (D)   Rear yard requirements are as follows:

      (1)   Each lot shall have a rear yard of not less than ten feet;

      (2)   For special conditions, the provisions of § 17.64.040 shall apply.

(`78 Code, § 17.11.100.) (Ord. 1833 § 1 (part), 1987.)

   (A)   The minimum distance between accessory buildings and the primary unit shall be five feet.

   Except as provided in § 17.64.010(E), lot area coverage by single-story buildings or structures shall not exceed 35% of the total lot area. Except as provided in § 17.64.010(E), lot area coverage by two-story buildings or structures shall not exceed 30% coverage of the total lot area.

(`78 Code, § 17.11.120.) (Ord. 3291 § 6, 2018; Ord. 2427 § 2, 1999; Ord. 1833 § 1 (part), 1987.)

   The provisions of Chapter 17.70 shall apply.

(`78 Code, § 17.11.130.) (Ord. 1833 § 1 (part), 1987.)

   The provisions of Chapter 17.68 shall apply.

(`78 Code, § 17.11.140.) (Ord. 1833 § 1 (part), 1987.)

   The provisions of Chapter 17.76 shall apply.

(`78 Code, § 17.11.150.) (Ord. 1833 § 1 (part), 1987.)

   A single family dwelling of a permanent character shall be placed in a permanent location and contain not less than 1,500 square feet of living area, exclusive of open patios and garages.

(`78 Code, § 17.11.160.) (Ord. 2927 § 1, 2008; Ord. 1833 § 1 (part), 1987.)