Katy vs Richmond
How do structure height limits rules compare between Katy, TX and Richmond, TX?
Katy and Richmond have similar restriction levels.
Katy, TX
Fort Bend County
Katy zoning limits residential structures to 32 feet measured from the highest natural grade under the slab, excluding chimneys, attic ventilators, and plumbing vent stacks from the height calculation.
View full Katy rules →Richmond, TX
Fort Bend County
Richmond caps single-family detached homes at 35 feet across SR, GR, and OT districts, with manufactured home park dwellings limited to 20 feet and nonresidential building heights ranging from 35 to 60 feet.
View full Richmond rules →Key Facts Comparison
| Fact | Katy | Richmond |
|---|---|---|
| Residential max height | 32 feet | - |
| Measured from | Highest natural grade | - |
| Excluded features | Chimneys, vents, ventilators | - |
| Industrial district | No maximum height | - |
| Single-family max | - | 35 feet |
| Apartment max | - | 30 feet |
| Manufactured home | - | 20 feet |
| Downtown DN max | - | 60 feet |
| One-story ADU | - | 20 feet to ridge |
Highlighted rows indicate differences between cities.
Katy FAQ
Are rooftop solar panels counted toward Katy's height limit?
Solar panels mounted flush to the roof typically follow the roof contour and are reviewed during permit. Tall rack-mounted arrays may push total height past 32 feet and require Board of Adjustment review.
Can I build a third story in Katy?
Yes, if the total height stays at or below 32 feet from the highest natural grade and the lot is in a district that allows multi-story residential. Confirm with Katy Building Permits.
Richmond FAQ
How tall can a Richmond house be?
Single-family detached homes in SR, GR, and OT districts cannot exceed 35 feet in height. Apartment buildings are limited to 30 feet under UDC Table 3.1.102B.
Can I add a tall accessory dwelling unit?
One-story ADU buildings cannot exceed nine feet to the wall plate and 20 feet to the ridge. Two-story ADU buildings are limited to 13 feet wall plate and 24 feet ridge.
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