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Earlier editions: 2026-09

Title 11 — ROADS AND VEHICLES

Sierra County Municipal Code Ch. 11.08 Speed Limits

Sierra County Municipal Code · 2026-10 edition · updated 2026-10-05 · Sierra County

Cite as: Sierra County Municipal Code Chapter 11.08 · Text as of 2026-10-05

11.08.010 15 miles per hour speed limit.

The prima facie speed limit for highways or portions thereof designated in this section is hereby determined and declared to be 15 miles per hour.

A. The portion of Main Street in the town of Downieville (County Road S-500) from the intersection with School Street to the intersection with Lavezzola Road.

B. The portion of Pearl Street in the town of Downieville (County Road S-501) from the intersection with Commercial Street to the intersection with Main Street.

C. The portion of Commercial Street in the town of Downieville (County S-502) currently serving as a temporary detour for State Route 49.

D. Nevada Street (County Road S-503) and Galloway Street (County Road S-515) described as follows:

Beginning at the intersection of S-500 Main Street (temporary State Route 49) and S-503 Nevada Street, thence Southwesterly along S-503 Nevada Street to the intersection of S-515 Galloway Street (Courthouse Square), thence Southeasterly along S-515 Galloway Street to the South Boundary of the Downieville townsite. A length of 0.38 plus or minus miles.

E. All county highways within the limits of Alleghany.

F. The portion of Main Street in the town of Downieville (County Road S-500) from the intersection with State Route 49 (temporary detour) to the intersection with School Street.

G. All county highways within the limits of Goodyears Bar.

H. All that portion of Brandy City Road (S490) from State Route 49 at Indian Valley to the intersection of Brandy City Road (Road 491) at Cal Ida mill site, total length 4.51 miles.

I. The portion of Gold Bluff Road in the town of Downieville (County Road 509) from the intersection with Upper Main Street to the intersection with Sailor Ravine Road.

J. Sierra Buttes Road from the intersection of State Route 49 to Butcher Ranch Road.

K. Jim Crow Road from the intersection of State Route 49 to the end.

L. Ramshorn Road from the intersection of State Route 49 to the end.

M. Old Toll Bridge Road in Goodyears Bar (County Road 402) from its intersection with the east boundary of the Goodyears Bar townsite to its end 2.09 miles east.

N. In Sierra City, County Road 581, Ostrom Way, from its intersection with 49er Drive/Wild Plum Ridge Road to its intersection with Wild Plum Road.

O. In Sierra City, County Road 580, 49er Drive, from its intersection with Lewis Lane to its intersection with Ostrom Way/Wild Plum Ridge.

P. In Sierra City, County Road 530, Old Highway 49, from its intersection with Wild Plum Road to its end. (Ord. 1115, eff. 10/19/22; Ord. 1083, eff. 9/20/18; Ord. 1059, eff. 5/21/15; Ord. 872, eff. 11/5/98; Ord. 810, eff. 1/6/94; Ord. 733, eff. 11/2/87; Ord. 726, eff. 6/16/87; Ord. 686, eff. 11/6/84; Ord. 662, eff. 11/1/83; Ord. 589, eff. 10/7/80)

Exceptions & meaning →

11.08.015 20 miles per hour speed limit.

A. The portion of Main Street in the town of Downieville (County Road S-500) from the intersection with Oxford Mine Road to the intersection with Old Dump Road.

B. The portion of Wild Plum Road adjacent to the Sierra City townsite (County Road S-524) from the intersection with State Route 49 to the Wild Plum Bridge (Bridge No. 13C-46) at mile 0.7. (Ord. 684, eff. 7/3/84; Ord. 589, eff. 10/7/80)

Exceptions & meaning →

11.08.020 25 miles per hour limit.

The prima facie speed limit for the highways or portions thereof designated in this section is hereby determined and declared to be 25 miles per hour:

A. The Brandy City Road, County Road S-490 between the intersection of Highway 49 and a point 2,500 feet, more or less, from Highway 49.

B. All county highways within the limits of the community of Calpine, as defined by the legal boundary of the Sierra County-Calpine Waterworks District No. 1.

C. All county highways within the limits of Downieville.

D. Goodyears Creek Road from a point 200 feet more or less north of the bridge crossing Goodyears Creek and extending to the north boundary of Assessor’s Parcel No. 2-180-09 (as shown on Assessor’s map, book 2, Page 18, revised 12-7-70).

E. Wild Plum Road from State Route 49, for an approximate distance of 3/4 mile, to the far end of Keefer Bridge, as it crosses the North Yuba River above the town of Sierra City.

F. Old Dog Valley Road within Verdi from the state line west for a distance of 0.6 mile.

G. Railroad Avenue (county portion only) within the city limits of Loyalton from the southern city limit line to the intersection with State Route 49.

H. All county highways within the limits of Sierra Brooks Subdivision, Units One and Two, with the exception of Smithneck Road.

I. Repealed.

J. All county highways within the limits of the community of Sierraville, as defined by the legal boundary of the Sierraville Public Utility District and including the following roads: East Willow Street from the intersection of SR89 to its end; West Willow Street from the intersection of SR89 to its end; North Battelle Street from the intersection of SR89/49 to its end; Mead Street from the intersection of Battelle Street to its end; Wilson Lane from the intersection of SR89/49 to its end.

K. Pike City Road from the intersection of Ridge Road to its end.

L. Pike Short Cut Road from the intersection of Ridge Road to Pike City Road. (Ord. 1083, eff. 9/20/18; Ord. 1058, eff. 4/16/15; Ord. 871, eff. 11/5/98; Ord. 835, eff. 3/7/96; Ord. 750, eff. 8/17/89; Ord. 726, eff. 6/16/87; Ord. 661, eff. 11/1/83; Ord. 474, eff. 9/16/76; Ord. 466, eff. 3/18/76; Ord. 329, eff. 12/18/68; Ord. 318, eff. 8/14/68; Ord. 273, eff. 8/12/64; Prior code §§ 31100(1), (3), (4) (7), and (b))

Exceptions & meaning →

11.08.030 35 miles per hour speed limit.

The prima facie speed limit for the highways or portions thereof designated in this section is hereby determined and declared to be 35 miles per hour.

A. The portion of Westside Road (County Road S-640), in an approximate distance of 0.40 mile, closest to and forming a junction with State Route 89/49 in Sattley.

B. The portion of Ridge Road (County Road S-180) in the area of Pike City Road (County Road S-190) intersection between Post Mile S-180, 0.15 and Post Mile S-180, 2.50.

C. The portion of Old Truckee Road (County Road S-541) between Nichols Mill Road and State Route 89. (Ord. 633, eff. 10/5/82)

Exceptions & meaning →

11.08.031 Beckwith Road.

Beckwith Road (County Road N S-850) from the Loyalton city limit also being the south boundary of Section 12, T. 21N., R. 15E., M.D.B.&M., north a distance of 1,012 feet to the north boundary of the Loyalton City Park. (Ord. 633, eff. 10/5/82)

Exceptions & meaning →

11.08.040 45 miles per hour speed zone.

The prima facie speed limit for highways or portions thereof designated in this section is hereby determined and declared to be 45 miles per hour.

A. The portion of Smithneck Road (County Road S-860) with Sierra Brooks Subdivision.

B. The portion of Smithneck Road from M.P. 1.0 for a distance of approximately one mile south to the cattle guard or the end of the pavement on Smithneck Road at the southerly boundary of Sierra Brooks Subdivision shall have a speed limit of 30 miles per hour during the period of construction commencing from the effective date of the ordinance codified in this chapter to October 31, 1994, or upon completion of construction and removal of 30 miles per hour signs, whichever first occurs. (Ord. 821, eff. 7/5/94; Ord. 633, eff. 10/5/82)

Exceptions & meaning →

11.08.070 65 miles per hour speed zone.

The prima facie speed limit for highways or portions thereof designated in this section is hereby determined and declared to be 65 miles per hour.

A. The portion of Westside Road (County Road S-640), from an approximate distance of 0.04 mile from the junction with State Route 89/49, northerly to the Plumas County line. (Ord. 842, eff. 9/19/96)

Exceptions & meaning →

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