Rules for ZIP Code 78681
Round Rock, TX · Williamson County
49 local rules on file for this area.
ZIP code 78681 is governed by the city of Round Rock, TX, home to about 64% of the ZIP's residents. The ordinances shown below come from Round Rock's own code and apply to residential and commercial properties within its limits, from noise restrictions and parking to building permits and animal regulations.
ZIP codes do not follow city lines. 78681 also covers:
- unincorporated Williamson County~34% of residents
- Brushy Creek (community)~29% of residents
Shares are estimates from 2020 Census geography. If your address is in one of these, its rules apply instead.
Each topic below links to the full ordinance breakdown with specific code sections, fine amounts, and answers to common questions. The data is sourced from the official municipal code and verified by our editorial team.
Browse by Topic
These are the local rules that apply to ZIP code 78681 based on Round Rock ordinances.
Building Safety
1 rule- Building PermitsSome
Landscaping Rules
4 rules- Water RestrictionsSome
- Weed OrdinancesSome
- Tree Removal & Heritage TreesSignificant
- Artificial TurfSignificant
Sign Regulations
2 rules- Window SignsSome
- Digital BillboardsSignificant
Environmental Rules
3 rulesSolar Energy
1 rule- Panel PermitsSome
Trash & Recycling
5 rulesFood Trucks & Mobile Vendors
3 rules- Vending ZonesSignificant
- Food Truck PermitsSome
- Sidewalk & Mobile VendingSome
Noise Ordinances
5 rules- Vehicle NoiseSome
- Decibel LimitsSome
- Amplified Music & Outdoor SoundSome
- Quiet HoursSome
- Barking DogsLight
Business Licensing & Operations
1 rule- Adult EntertainmentSignificant
Outdoor Lighting
1 ruleAnimal Ordinances
5 rules- Chickens & LivestockSome
- Breed RestrictionsFew
- Exotic PetsLight
- Dog Leash LawsLight
- BeekeepingSome
Data Centers & Crypto Mining
1 rule- Data Center Zoning & SitingSignificant
Parking Rules
4 rulesPrivacy & Surveillance
1 ruleHOA Rules
1 rule- CC&R EnforcementSome
Short-Term Rentals
4 rulesSoliciting & Door-to-Door
1 ruleSwimming Pools & Spas
2 rulesHome Business
1 rule- Signage RulesLight
Mobility & Curb Rules
1 ruleFire Regulations
1 rule- FireworksLight
Fence Regulations
1 rule- Height LimitsSome