Which city has stricter heritage tree protections, Austin or Houston?

Austin has a heritage tree program (Heritage Tree: 24 inches or greater DBH of eligible species (oaks, pecan, Texas ash, bald cypress, American elm, Texas madrone, bigtooth maple, walnuts).). Houston does not document a heritage / landmark designation in its ordinance, so heritage protections are stricter in Austin.

Where is a tree removal permit processed faster, Austin or Houston?

Austin publishes a typical processing time of 4-8 weeks; Houston publishes 3-6 weeks. Compare each city's published timeline and plan removal accordingly — emergency-tree provisions may shorten the wait in either city.

Where are tree replacement obligations heavier, Austin or Houston?

Austin requires a replacement ratio of Inch-for-inch mitigation based on diameter removed. Houston requires a replacement ratio of Based on caliper inches removed (site-specific). Austin: Mitigation required at inch-for-inch replacement or payment to Urban Forest Replenishment Fund. Houston: Trees replaced on-site or mitigation fees paid to Houston Parks Board Tree Mitigation Bank.

Tree removal permit rules: Austin vs Houston, Texas

A side-by-side comparison drawn from each city's tree-protection ordinance. For the underlying full ordinance text, see the Austin ordinance page or the Houston ordinance page.

Side-by-side comparison

Field	Austin	Houston
Protected tree definition	Protected-size tree: any tree 19 inches or greater in diameter at 4.5 feet above grade. Heritage Tree: 24 inches or greater diameter for certain species (pecan, Texas ash, bald cypress, American elm, Texas madrone, bigtooth maple, all oaks, Arizona walnut, Eastern black walnut).	Qualified tree: any living tree 6 inches DBH or greater on private development property. Trees in the public right-of-way are regulated regardless of size.
Heritage / landmark trees	Heritage Tree: 24 inches or greater DBH of eligible species (oaks, pecan, Texas ash, bald cypress, American elm, Texas madrone, bigtooth maple, walnuts).	Not documented
Who can apply	Property owner or authorized agent with arborist assessment	Property owner or authorized developer
Replacement ratio	Inch-for-inch mitigation based on diameter removed	Based on caliper inches removed (site-specific)
Replacement details	Mitigation required at inch-for-inch replacement or payment to Urban Forest Replenishment Fund.	Trees replaced on-site or mitigation fees paid to Houston Parks Board Tree Mitigation Bank.
Typical processing time	4-8 weeks	3-6 weeks
Permit fee	$347.00	Not documented
Permitting department	Development Services Department - City Arborist Program	Department of Planning & Development
Municipal code	View ordinance →	View ordinance →

How they differ

Which city has stricter heritage tree protections, Austin or Houston?: Austin has a heritage tree program (Heritage Tree: 24 inches or greater DBH of eligible species (oaks, pecan, Texas ash, bald cypress, American elm, Texas madrone, bigtooth maple, walnuts).). Houston does not document a heritage / landmark designation in its ordinance, so heritage protections are stricter in Austin.
Where is a tree removal permit processed faster, Austin or Houston?: Austin publishes a typical processing time of 4-8 weeks; Houston publishes 3-6 weeks. Compare each city's published timeline and plan removal accordingly — emergency-tree provisions may shorten the wait in either city.
Where are tree replacement obligations heavier, Austin or Houston?: Austin requires a replacement ratio of Inch-for-inch mitigation based on diameter removed. Houston requires a replacement ratio of Based on caliper inches removed (site-specific). Austin: Mitigation required at inch-for-inch replacement or payment to Urban Forest Replenishment Fund. Houston: Trees replaced on-site or mitigation fees paid to Houston Parks Board Tree Mitigation Bank.

Austin next steps

Houston next steps

Filing in Austin or Houston?

Capture an ISA TRAQ Level 1, 2, or 3 assessment in the field and export a municipality-ready PDF that fits each city's required report sections. Free, no account required.

Start a TRAQ assessment