Round Rock, TX Noise Ordinances: Decibel Limits (2026)
Key Facts
- Residential daytime limit
- 55 dB(A), 7 a.m.-9 p.m.
- Residential nighttime limit
- 50 dB(A), 9 p.m.-7 a.m.
- Commercial/industrial daytime limit
- 80 dB(A)
- Commercial/industrial nighttime limit
- 75 dB(A)
- Measurement point
- 200 feet from property line
Summary
Round Rock caps outdoor sound at 55 dB(A) in residential zones by day, 50 dB(A) at night, and 80 dB(A) daytime / 75 dB(A) nighttime in commercial and industrial zones, measured 200 feet from the property line.
No person will create, operate, or cause to be operated on private property any source of sound...which exceeds the limits set forth for the land use district...in table III when measured at a minimum distance of 200 lineal feet from the real property line of the source. ...Table III—Maximum Sound Levels (in dB(A)) for Zoning Districts: Residential—Daytime 55, Nighttime 50; Commercial and Industrial—Daytime 80, Nighttime 75.
Full Breakdown
City Code § 14-212 sets Table III's maximum sound levels by zoning district: 55 dB(A) daytime (7 a.m.-9 p.m.) and 50 dB(A) nighttime for residential districts, versus 80 dB(A) daytime and 75 dB(A) nighttime for commercial and industrial districts. Exceeding either threshold is declared a nuisance under § 14-212(a). Under § 14-211, police measure with an ANSI-calibrated Type 1 or Type 2 sound level meter at the property line; officers can also cite a 'plainly audible' violation without a meter if the sound carries 200 feet under § 14-213. Downtown's MU-1 district carries its own, stricter caps for outdoor music venues.
Violations & Fines
Violators are fined under § 1-9 per occurrence, and police can have noisy equipment removed or turned down on the spot under § 14-216.
Frequently Asked Questions
What's the noise limit near my Round Rock home at night?
Can Round Rock police measure noise without a meter?
Sources & Official References
Other rules in Round Rock
Texas rules heatmap·Compare Round Rock to another location·View the Texas noise ordinances overview
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Decibel Limits in Nearby Cities
How other cities in Williamson County handle decibel limits.