City program

Pre-Approved ADU Plans in Houston, Texas

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

Program status: source-backed listings Last checked Aug 19, 2026

Program Overview

This Houston page summarizes source-backed pre-approved ADU plan listings for Houston, Texas, using official records tied to City of Houston Planning and Development Department, City of Houston, and U.S. Census Bureau. The current public dataset lists 1 accepted plan from 1 provider; provider names include Rice Architecture Construct. The accepted listings are tied to the local Houston program. Plan records cover 571 sq ft and 1 bedroom where those fields were listed by the source.

Permit and fee context is kept separate from plan acceptance. The public dataset includes 2 permit requirement records and 1 fee record for Houston. Permit requirement records include Site-specific permitting and review and Foundation, geotechnical, utilities, and restrictions. Fee records include Double House plan download. 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
Houston, Harris County, Texas, USA
Accepted plans
1 accepted plan
Providers
1 provider
Origin programs
1 program
Plan size range
571 sq ft
Permit sources
4 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

1 plan

Permit Requirements

2 requirements

Site specific

Foundation, geotechnical, utilities, and restrictions

Government PDF

The plan set excludes these site-specific matters from its residential master-plan status.

Last checked
Aug 19, 2026
Notes
Not listed in source

Fees

1 fee record

Official Sources

4 sources

Houston ADU FAQ

6 answers

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

Yes. The current Houston, Texas page lists 1 accepted plan from 1 provider in the source-backed export.

What ADU plan sizes are listed for Houston?

The listed Houston plan records range from 571 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 Houston ADU plan records come from?

They are tied to 4 official sources in this page's source set, including City of Houston Planning and Development Department, City of Houston, and U.S. Census Bureau. Each plan, fee, and permit note should still be checked against the linked official source before use.

Can Harris County or nearby city ADU plans be used in Houston?

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

Do pre-approved ADU plans guarantee permits in Houston?

No. A source-backed accepted plan can reduce plan review work, but Houston can still require site-specific review, zoning checks, fees, utility coordination, and current code compliance. This page lists 2 permit requirements to help flag items to verify with the local building department.

Are Houston ADU permit fees and requirements listed?

This page includes 1 fee record and 2 permit requirements for Houston. These are source-backed summaries, not a final permit quote or approval checklist.