City program

Pre-Approved ADU Plans in Garden Grove, California

Browse official and accepted pre-approved ADU plans for Garden Grove, California. Compare plan size, bedrooms, providers, approval status, official source links, permit requirements, and fees.

Program status: source-backed listings Last checked May 4, 2026

Program Overview

This Garden Grove page summarizes source-backed pre-approved ADU plan listings for Garden Grove, California, using official records tied to City of Garden Grove, City of Garden Grove (eCode360), and City of Garden Grove Planning. The current export lists 4 accepted plans from 1 provider; provider names include City of Garden Grove. The accepted listings are tied to the local Garden Grove program. Plan records cover 447 to 1,000 sq ft and studio to 3 bedrooms where those fields were listed by the source.

Permit and fee context is kept separate from plan acceptance. The data export includes 22 permit requirement records and 3 fee records for Garden Grove. Permit requirement records include Plan check review period, Discretionary review, and others. Fee records include ADU Go Pre-Approved Plan (City-owned), Public Works ADU Impact Fees, and others. When a source did not publish a value, the page keeps that field as Not listed in source instead of filling a blank.

Use these listings as a starting point for matching a plan to a property. Source links, checked dates, acceptance notes, and provider records are shown so you can verify whether a plan remains accepted locally, what site-specific review remains, and whether local fees, plan licensing, or provider terms apply. A listing in this directory does not guarantee permit approval for a specific parcel.

Summary

Location
Garden Grove, Orange County, California, USA
Accepted plans
4 accepted plans
Providers
1 provider
Origin programs
1 program
Plan size range
447 to 1,000 sq ft
Permit sources
11 sources

How to use this page

  1. Pick a plan size and bedroom count.
  2. Check whether the plan originated locally or is accepted from another city/county program.
  3. Open the official source.
  4. Confirm current status with the local building department.
  5. Ask the provider what site-specific work, plan licensing, engineering, and utility review are still required.

Accepted Plans

4 plans

Permit Requirements

22 requirements

All

Special Flood Hazard Area eligibility

Official city source

Pre-approved plans NOT allowed in Flood Zone A

Last checked
May 4, 2026
Notes
Properties in a Special Flood Hazard Area cannot use the ADU Go pre-approved plans.

All

Site-specific documents required for pre-approved plans

Official city source

Site Plan, Title 24, structural plans, structural calculations

Last checked
May 4, 2026
Notes
City pre-approved ADU plans include architectural plans only; applicant prepares balance of submittal.

All

Compliance with development standards (setbacks, height, separation, lot coverage)

Official city source

Required even when using pre-approved plan

Last checked
May 4, 2026
Notes
Projects using Pre-Approved ADU plans must comply with the City's ADU Ordinance, for standards such as setbacks, building height, building separation, and in some cases, lot coverage and rear yard open space.

Fees

3 fee records

All

Public Works ADU Impact Fees

Government PDF

See PW Impact Fee schedule (PDF)

Last checked
May 4, 2026
Notes
Specific PW impact fee amounts not extracted - see linked PDF for current schedule.

All

Plan check fee, permit fee, school fee, sewer/water connection fee

Government PDF

Standard fees apply per City fee schedule

Last checked
May 4, 2026
Notes
Specific dollar amounts not listed on the public ADU pages; contact Building & Safety Division for current fee schedule.

Official Sources

11 sources

Garden Grove ADU FAQ

6 answers

Does Garden Grove have accepted or pre-approved ADU plans in this directory?

Yes. The current Garden Grove, California page lists 4 accepted plans from 1 provider in the source-backed export.

What ADU plan sizes are listed for Garden Grove?

The listed Garden Grove plan records range from 447 to 1,000 sq ft. Use the individual plan cards to confirm bedrooms, bathrooms, plan documents, and provider details because some fields are not listed by every official source.

Where do the Garden Grove ADU plan records come from?

They are tied to 11 official sources in this page's source set, including City of Garden Grove, City of Garden Grove (eCode360), and City of Garden Grove Planning. Each plan, fee, and permit note should still be checked against the linked official source before use.

Can Orange County or nearby city ADU plans be used in Garden Grove?

The current Garden Grove records do not show accepted plans from a separate Orange County or nearby city program. Treat outside pre-approved plans as unavailable in Garden Grove unless an official Garden Grove source says they are accepted.

Do pre-approved ADU plans guarantee permits in Garden Grove?

No. A source-backed accepted plan can reduce plan review work, but Garden Grove can still require site-specific review, zoning checks, fees, utility coordination, and current code compliance. This page lists 22 permit requirements to help flag items to verify with the local building department.

Are Garden Grove ADU permit fees and requirements listed?

This page includes 3 fee records and 22 permit requirements for Garden Grove. These are source-backed summaries, not a final permit quote or approval checklist.