Arroyo Grande IMU zoning: height, setbacks and lot size

IMU (Industrial Mixed Use) is a zoning district in Arroyo Grande. Every value below was read from the Arroyo Grande Municipal Code and links to its section (read October 2026). State laws such as the ADU and SB 9 rules can allow more on a residential lot. General information, not legal advice — read the code text and check with the city before you build.

Development standards in IMU

The general rule for a typical lot in this zone. Zoning tables often attach notes, such as rules for corner lots, lots next to a residential zone, or new subdivisions only. Open “code text” under a value to see the table cell or sentence it was read from.

Maximum building height	30 ft § 16.36.020 · code text Table row “8. Building Size Limits”: Maximum height is 30 feet or two stories. Maximum Building Size is 102,500 square feet .
Maximum number of stories	2 stories § 16.36.020 · code text Table row “8. Building Size Limits”: Maximum height is 30 feet or two stories. Maximum Building Size is 102,500 square feet .
Minimum front setback	10 ft § 16.36.020 · code text Table row “4. Front Yard Setback”: 10 feet
Minimum side setback	0-15 ft § 16.36.020 · code text Table row “6. Side Yard Setback”: 0 - 15 feet. Except as otherwise permitted, required rear and interior side building setback areas shall be used only for landscaping, pedestrian walkways, driveways, off-street parking or loading, recreational activities or facilities, and similar accessory activities.
Minimum rear setback	0-15 ft Applies: 50 ft if adjacent to a residential district § 16.36.020 · code text Table row “5. Rear Yard Setback”: 0 - 15 feet. (50 feet if adjacent to a residential district)
Minimum lot size	18,000 sq ft § 16.36.020 · code text Table row “2. Minimum Lot Size”: 18,000 square feet (gross).
Maximum lot coverage	50% § 16.36.020 · code text Table row “9. Site Coverage and Floor Area Ratio”: Maximum coverage of site is 50%. Maximum Floor Area Ratio is .45.
Maximum floor area ratio (FAR)	0.45 § 16.36.020 · code text Table row “9. Site Coverage and Floor Area Ratio”: Maximum coverage of site is 50%. Maximum Floor Area Ratio is .45.

Uses in IMU

Uses the code's use tables allow in IMU, or allow with a permit. Each links to its page with the code section.

Kennel — Needs a conditional use permit
Emergency shelter — Allowed

When a different number applies

The code sets other values for particular lots, buildings or locations in IMU:

Minimum rear setback: 50 ft — if adjacent to a residential district § 16.36.020

Not on this page

We did not find a general density limit for IMU in the zoning tables we read. The code may still set one elsewhere — check the Arroyo Grande Municipal Code.

Other Arroyo Grande zoning districts

Who this affects

HomeownersArchitects and designersDevelopersReal estate agents

Frequently asked questions

What is the maximum building height in Arroyo Grande's IMU zone?

30 ft — Arroyo Grande Municipal Code § 16.36.020.

What is the maximum number of stories in Arroyo Grande's IMU zone?

2 stories — Arroyo Grande Municipal Code § 16.36.020.

What is the minimum front setback in Arroyo Grande's IMU zone?

10 ft — Arroyo Grande Municipal Code § 16.36.020.

What is the minimum side setback in Arroyo Grande's IMU zone?

0-15 ft — Arroyo Grande Municipal Code § 16.36.020.

What is the minimum rear setback in Arroyo Grande's IMU zone?

0-15 ft (50 ft if adjacent to a residential district) — Arroyo Grande Municipal Code § 16.36.020.

General information, not legal advice.