The A-1 Agricultural district is intended to be applied to areas which economically have agricultural value and are not yet ready for urban development. (Ord. 149 Art. 6 §1, 1973)

The following uses are permitted by right in the A-1 district:

(A) One-family dwellings;

(B) Cultivation, storage, and sale of crops, vegetables, plants, flowers, and nursery stock produced on the premises;

(C) The grazing of cattle, sheep, goats, or horses, including supplementary feeding, provided that such grazing is not a part of, nor conducted in conjunction with, any dairy, feed yard, or livestock sales yard. Concentrations of animals in excess of the following shall not be permitted, except as may be permitted by section 17-08-030: cattle, sheep, goats, and horses--15,000 square feet per animal;

(D) Cemeteries;

(E) Home occupations as defined in section 17-32-020;

(F) Aboveground or underground distribution and transmission lines for public utilities when the lines primarily serve the city;

(G) Public uses as follows:

(1) Water facilities, including storage,

(2) Wastewater treatment facilities, and

(3) Related facilities;

(H) Private poultry house containing not more than 400 square feet of ground floor area; and

(I) Municipal buildings. (Ord. 149 Art. 6 §2, 1973; Ord. 426 §§1, 2, 1981; Ord. 1415 §3, 1999)

The following uses are permitted by special review in the A-1 district:

(A) Schools, public and private (noncommercial);

(B) Public and private noncommercial recreation areas and facilities;

(C) The keeping of livestock for commercial use or at densities greater than permitted in section 17-08-020;

(D) Airports;

(E) Public utility substations and major transmission lines when said lines primarily serve areas other than Broomfield. Substations shall not contain major office, repair, or storage space;

(F) Child day-care facilities;

(G) Oil wells or gas wells; and

(H) Wireless communications towers. (Ord. 149 Art. 6 §3, 1973; Ord. 257 Art. 1 §3(part), 1975; Ord. 968 §4, 1993; Ord. 1194 §1, 1996; Ord. 1415 §5, 1999; Ord. 1514 §2, 2000)

The following are minimum lot and yard requirements in the A-1 district:

Lot area 5 acres

Lot width 300 feet

Front yard 30 feet

Rear yard
Principal building 25 feet
Accessory building 5 feet

Side yard 10 feet + 1 foot for each 2 feet of building height

(Ord. 149 Art. 6 §4, 1973)

Buildings in the A-1 district shall not be higher than two stories, and in no case higher than thirty feet. (Ord. 149 Art. 6 §5, 1973)

Use of land in the A-1 district shall also conform to the parking, signing, and other provisions of this title. (Ord. 149 Art. 6 §6, 1973)