Garden Grove GGMU-1 zoning: height, setbacks and lot size

GGMU-1 (Garden Grove Boulevard Mixed Use Zone 1) is a zoning district in Garden Grove. Every value below was read from the Garden Grove 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 GGMU-1

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.

Minimum front setback	10 ft § 9.18.090 · code text Table row “Front”, column “GGMU-1”: Minimum 10 ft
Minimum side setback	None required § 9.18.090 · code text Table row “Side”, column “GGMU-1”: None required
Minimum rear setback	None required Applies: unless abutting a residentially zoned lot, where at least 10 ft applies § 9.18.090 · code text Table row “Rear”, column “GGMU-1”: None required unless abutting a residentially zoned lot; minimum 10 ft and shall not encroach within an encroachment plane when abutting a residentially zoned lot. See Section 9.18.100.
Minimum lot size	22,500 sq ft § 9.18.090 · code text Table row “Minimum Area”, column “GGMU-1”: 22,500 sf
Maximum floor area ratio (FAR)	1.0 Applies: commercial floor area ratio § 9.18.090 · code text Table row “Maximum Commercial Floor Area Ratio (FAR)”, column “GGMU-1”: 1.0
Maximum density	60 units/acre Applies: residential development needs an on-site commercial component of at least 0.3 FAR, unless the project is 100% affordable § 9.18.090 · code text Table row “Maximum Residential Density (units/acre)”, column “GGMU-1”: 60 units/acre Residential development requires an on-site commercial development component of a minimum 0.3 FAR unless a project consists of 100% affordable units, in which case no commercial component shall be required.

Uses in GGMU-1

Uses the code's use tables allow in GGMU-1, or allow with a permit. Each links to its page with the code section.

Rooming or boarding house — Allowed — see note
Residential care home (7 or more) — Needs a conditional use permit
Child care center — Needs a conditional use permit

When a different number applies

The code sets other values for particular lots, buildings or locations in GGMU-1:

Minimum rear setback: 10 ft — when abutting a residentially zoned lot; shall not encroach within an encroachment plane § 9.18.090

Not on this page

We did not find a general height, stories, lot coverage limit for GGMU-1 in the zoning tables we read. The code may still set one elsewhere — check the Garden Grove Municipal Code.

Other Garden Grove zoning districts

Who this affects

HomeownersArchitects and designersDevelopersReal estate agents

Frequently asked questions

What is the minimum front setback in Garden Grove's GGMU-1 zone?

10 ft — Garden Grove Municipal Code § 9.18.090.

What is the minimum side setback in Garden Grove's GGMU-1 zone?

None required — Garden Grove Municipal Code § 9.18.090.

What is the minimum rear setback in Garden Grove's GGMU-1 zone?

None required (unless abutting a residentially zoned lot, where at least 10 ft applies) — Garden Grove Municipal Code § 9.18.090.

What is the minimum lot size in Garden Grove's GGMU-1 zone?

22,500 sq ft — Garden Grove Municipal Code § 9.18.090.

What is the maximum floor area ratio (far) in Garden Grove's GGMU-1 zone?

1.0 (commercial floor area ratio) — Garden Grove Municipal Code § 9.18.090.

General information, not legal advice.