Earlier editions: 2026-09
Title 10 — VEHICLES AND TRAFFIC
Clayton Municipal Code Ch. 10.20 Speed Limits
Clayton Municipal Code · 2026-10 edition · updated 2026-10-04 · Clayton
Cite as: Clayton Municipal Code Chapter 10.20 · Text as of 2026-10-04
Footnotes:
--- (3) ---
State Law reference— For statutory provisions authorizing cities to set decreased speed limits on city streets, see Vehicle Code § 22358.
10.20.010 - Twenty-five (25) Miles Per Hour.¶
No vehicles shall travel in excess of twenty-five (25) miles per hour speed limit on any public street within a business or residence district in accordance with California Vehicle Code sections 22352(b)(1) and 22358.8(a), on the following streets or portions of streets:
A. Center Street;
B. Indian Wells Way;
C. Main Street from its intersection with Clayton Road to its intersection with Marsh Creek Road;
D. Mountaire Parkway between its southerly intersection with Mountaire Circle and most southerly terminus of Mountaire Parkway;
E. Marsh Creek Road between its northerly intersection with Clayton Road and Center Street;
F. Easley Drive;
G. El Molino Drive;
H. Regency Drive;
I. El Camino Drive;
J. Atchinson Stage Road;
K. Keller Ridge Drive;
L. Mitchell Canyon Road;
M. Pine Hollow Road between City Limits and Mitchell Canyon Road.
(Ord. 322, § 1, 1995; Ord. 348, § 2, 1999; Ord. 358, 6-19-2001; Ord. 500, § 2, 6-20-2023)
10.20.020 - Thirty (30) Miles Per Hour.¶
No vehicle shall travel in excess of the currently adopted thirty (30) miles per hour speed limit in accordance with California Vehicle Code section 22358.8(a) on the following streets or portions of streets:
A. The most easterly leg of Eagle Peak Avenue between Keller Ridge Drive and Oakhurst Drive.
B. Mountaire Parkway between Marsh Creek Road and the said Parkway's most southerly intersection with Mountaire Circle.
(Ord. 322, § 1, 1995; Ord. 358, 6-19-2001; Ord. 500, § 2, 6-20-2023)
10.20.030 - Thirty-five (35) Miles Per Hour.¶
No vehicle shall travel in excess of the currently adopted thirty-five (35) miles per hour speed limit in accordance with California Vehicle Code section 22358.8(a) on the following streets or portions of streets:
A. Marsh Creek Road from its intersection with Center Street, easterly to its intersection with Clayton Road.
(Ord. 332, 1997; Ord. 348, § 1, 1999; Ord. 390, 2005; Ord. 500, § 2, 6-20-2023)
10.20.040 - Forty (40) Miles Per Hour.¶
No vehicle shall travel in excess of the currently adopted forty (40) miles per hour speed limit in accordance with California Vehicle Code section 22358.8(a) on the following streets or portions of streets:
A. Oakhurst Drive between the westerly City limits and Clayton Road;
B. Clayton Road between the westerly City limits and Oakhurst Drive.
(Ord. 500, § 2, 6-20-2023)
10.20.050 - Forty-five (45) Miles Per Hour.¶
No vehicle shall travel in excess of the currently adopted forty-five (45) miles per hour speed limit in accordance with California Vehicle Code section 22358.8(a) on the following streets or portions of streets:
A. Marsh Creek Road between Clayton Road at Diablo View Middle School and the easterly City limits;
B. Clayton Road from Oakhurst Drive to Marsh Creek Road at Diablo View Middle School.
(Ord. 427, 2010; Ord. 500, § 2, 6-20-2023)
Get a plain-English answer with a citation back to this text.
Ask AI about this code