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Earlier editions: 2026-07

Title 10 — Vehicles and Traffic

Rancho Cucamonga Municipal Code Ch. 10.20 Special Speed Zone

Rancho Cucamonga Municipal Code · 2026-10 edition · updated 2026-10-04 · Rancho Cucamonga

Cite as: Rancho Cucamonga Municipal Code Chapter 10.20 · Text as of 2026-10-04

§ 10.20.010. Declared prima facie speed limits on non-local streets.

A. It is determined by the city council and upon the basis of an engineering and traffic survey that the speed permitted under state law is greater than reasonable or safe under the conditions found to exist upon such streets, and it is declared the prima facie speed limit, shall be set forth in this section on those streets or parts of streets designated in this section when signs are erected giving notice hereof:

Segment From To Declared Prima Facie Speed Limit (MPH)
4th Street Hellman Avenue Archibald Avenue 50
4th Street Archibald Avenue Haven Avenue 50
4th Street Haven Avenue Milliken Avenue 55
4th Street Milliken Avenue I-15 Freeway 50
4th Street I-15 Freeway Etiwanda Avenue 55
6th Street Hellman Avenue Archibald Avenue 45
6th Street Archibald Avenue Haven Avenue 45
6th Street Archibald Avenue Hermosa Avenue 45
6th Street Hermosa Avenue Haven Avenue 45
6th Street Haven Avenue Milliken Avenue 45
6th Street Milliken Avenue Rochester Avenue 45
7th Street Hellman Avenue Archibald Avenue 45
8th Street Grove Avenue Baker Avenue 45
8th Street Baker Avenue Vineyard Avenue 45
8th Street Vineyard Avenue Hellman Avenue 45
8th Street Hellman Avenue Archibald Avenue 45
8th Street Archibald Avenue Hermosa Avenue 45
8th Street Hermosa Avenue Haven Avenue 45
9th Street Grove Avenue Baker Avenue 35
9th Street Baker Avenue Vineyard Avenue 40
9th Street Vineyard Avenue Hellman Avenue 40
9th Street Hellman Avenue Archibald Avenue 40
19th Street Sapphire Street Carnelian Street 45
19th Street Carnelian Street Beryl Street 45
19th Street Beryl Street Hellman Avenue 45
19th Street Hellman Avenue Amethyst Street 45
19th Street Amethyst Street Archibald Avenue 45
19th Street Archibald Avenue Hermosa Avenue 45
19th Street Hermosa Avenue Haven Avenue 45
19th Street Haven Avenue San Benito Avenue 45
Amethyst Street Base Line Road 19th Street 35
Amethyst Street 19th Street Lemon Avenue 35
Amethyst Street Banyan Wilson Avenue 35
Amethyst Street Lemon Avenue Banyan Street 35
Amethyst Street Lemon Avenue Wilson Avenue 35
Amethyst Street Wilson Avenue Hillside Road (North End) 35
Amethyst Street Wilson Avenue Valley View Street 35
Archibald Avenue 4th Street 6th Street 45
Archibald Avenue 6th Street 8th Street 45
Archibald Avenue 8th Street Arrow Route 45
Archibald Avenue Arrow Route Foothill Boulevard 45
Archibald Avenue Foothill Boulevard Church Street 45
Archibald Avenue Church Street Base Line Road 45
Archibald Avenue Base Line Road 19th Street 45
Archibald Avenue 19th Street Banyan Street 45
Archibald Avenue Banyan Street Wilson Avenue 50
Archibald Avenue Wilson Avenue City Limits (North) 50
Arrow Route Grove Avenue Baker Avenue 45
Arrow Route Baker Avenue Vineyard Avenue 45
Arrow Route Vineyard Avenue Hellman Avenue 45
Arrow Route Hellman Avenue Archibald Avenue 45
Arrow Route Archibald Avenue Hermosa Avenue 45
Arrow Route Hermosa Avenue Haven Avenue 45
Arrow Route Haven Avenue Milliken Avenue 50
Arrow Route Milliken Avenue Rochester Avenue 50
Arrow Route Rochester Avenue Etiwanda Avenue 50
Arrow Route Etiwanda Avenue Hickory Avenue 50
Aspen Avenue Red Oak Street Foothill Boulevard 35
Baker Avenue 8th Street Arrow Route 35
Baker Avenue Arrow Route Foothill Boulevard 35
Banyan Street Sapphire Street Carnelian Street 40
Banyan Street Carnelian Street Beryl Street 40
Banyan Street Beryl Street Hellman Avenue 35
Banyan Street Hellman Avenue Amethyst Street 35
Banyan Street Amethyst Street Archibald Avenue 35
Banyan Street Ramona Avenue Hermosa Avenue 30
Banyan Street Hermosa Avenue Haven Avenue 30
Banyan Street Ramona Avenue Haven Avenue 30
Banyan Street Haven Avenue Milliken Avenue 45
Banyan Street Milliken Avenue Rochester Avenue 45
Banyan Street Rochester Avenue Day Creek Boulevard 45
Banyan Street Day Creek Boulevard Etiwanda Avenue 40
Banyan Street West End Sapphire Street 30
Banyan Street Etiwanda Avenue East Avenue 45
Banyan Street East Avenue Wardman Bullock Road 45
Base Line Road City Limits (West) Carnelian Street 45
Base Line Road Carnelian Street Hellman Avenue 40
Base Line Road Hellman Avenue Archibald Avenue 40
Base Line Road Archibald Avenue Hermosa Avenue 40
Base Line Road Hermosa Avenue Haven Avenue 45
Base Line Road Haven Avenue Spruce Avenue 45
Base Line Road Spruce Avenue Milliken Avenue 50
Base Line Road Milliken Avenue Rochester Avenue 50
Base Line Road Rochester Avenue Victoria Park Lane 50
Base Line Road Victoria Park Lane Etiwanda Avenue 50
Base Line Road Etiwanda Avenue East Avenue 50
Beryl Street Base Line Road 19th Street 40
Beryl Street 19th Street Lemon Avenue 40
Beryl Street Lemon Avenue Banyan Street 40
Beryl Street Banyan Street Wilson Avenue 45
Beryl Street Wilson Avenue Hillside Road 45
Beryl Street Hillside Road Reales Street 45
Bluegrass Avenue Banyan Street Wilson Avenue 40
Buffalo Avenue 4th Street 6th Street 45
Camino Predera Red Hill Country Club Drive (West) Red Hill County Club Drive (East) 25
Canistel Avenue Antietam Drive Wilson Avenue 35
Canistel Avenue Wilson Avenue Hillside Road 35
Carnelian Street Vineyard Avenue Vivero Street 45
Carnelian Street Vivero Street Base Line Road 45
Carnelian Street Base Line Road 19th Street 45
Carnelian Street 19th Street Highland Avenue 45
Carnelian Street Highland Avenue Lemon Avenue 45
Carnelian Street Lemon Avenue Banyan Street 45
Carnelian Street Banyan Avenue Hillside Road 45
Carnelian Street Hillside Road Almond Street 45
Center Avenue 26th Street Arrow Route 35
Center Avenue Foothill Boulevard Church Street 40
Cervantes Place Wilson Avenue Altura Drive 30
Church Street Hellman Avenue Archibald Avenue 40
Church Street Archibald Avenue Hermosa Avenue 40
Church Street Hermosa Avenue Haven Avenue 40
Church Street Haven Avenue Terra Vista Parkway (West) 40
Church Street Terra Vista Parkway (West) Elm Avenue (West) 40
Church Street Elm Avenue (West) Spruce Avenue 40
Church Street Spruce Avenue Elm Avenue (East) 40
Church Street Elm Avenue (East) Milliken Avenue 45
Church Street Milliken Avenue Rochester Avenue 45
Church Street Rochester Avenue Day Creek Boulevard 45
Church Street Day Creek Boulevard Victoria Park Lane 40
Church Street Victoria Park Lane Etiwanda Avenue 40
Civic Center Drive Haven Avenue Red Oak Street 35
Civic Center Drive Red Oak Street White Oak Avenue 40
Day Creek Boulevard Foothill Boulevard Church Street 45
Day Creek Boulevard Church Street Base Line Road 50
Day Creek Boulevard Base Line Road Victoria Park Lane 50
Day Creek Boulevard Victoria Park Lane Highland Avenue 50
Day Creek Boulevard I-210 Freeway Banyan Street 45
Day Creek Boulevard Highland Avenue Banyan Street 45
Day Creek Boulevard Banyan Street Wilson Avenue 45
Day Creek Boulevard Wilson Avenue Coyote Drive 45
Day Creek Boulevard Coyote Drive Etiwanda Avenue 45
East Avenue Foothill Boulevard Miller Avenue 45
East Avenue Miller Avenue Base Line Road 45
East Avenue Base Line Road Victoria Street 45
East Avenue Victoria Street Highland Avenue 45
East Avenue Highland Avenue Banyan Street 45
East Avenue Banyan Street Wilson Avenue 45
Ellena Drive Base Line Road (West) Base Line Road (East) 35
Elm Avenue (West) Town Center Drive Spruce Avenue 35
Elm Avenue (East) Spruce Avenue Foothill Boulevard 35
Elm Avenue Foothill Boulevard White Oak Avenue 40
Etiwanda Avenue 4th Street Arrow Route 55
Etiwanda Avenue Arrow Route Foothill Boulevard 50
Etiwanda Avenue Foothill Boulevard Base Line Road 45
Etiwanda Avenue Base Line Road Highland Avenue 45
Etiwanda Avenue Highland Avenue Banyan Street 45
Etiwanda Avenue Banyan Street Wilson Avenue 45
Etiwanda Avenue Wilson Avenue End (North) 40
Fairmont Way Kenyon Way Victoria Park Lane (West) 35
Fairmont Way Victoria Park Lane (West) Milliken Avenue 35
Fairmont Way Milliken Avenue Victoria Park Lane (East) 35
Foothill Boulevard Grove Avenue Baker Avenue 45
Foothill Boulevard Baker Avenue Vineyard Avenue 45
Foothill Boulevard Vineyard Avenue Hellman Avenue 45
Foothill Boulevard Hellman Avenue Archibald Avenue 45
Foothill Boulevard Archibald Avenue Hermosa Avenue 45
Foothill Boulevard Hermosa Avenue Haven Avenue 45
Foothill Boulevard Haven Avenue Spruce Avenue 50
Foothill Boulevard Spruce Avenue Milliken Avenue 50
Foothill Boulevard Milliken Avenue Rochester Avenue 50
Foothill Boulevard Rochester Avenue Day Creek Boulevard 50
Foothill Boulevard Day Creek Boulevard I-15 Freeway 50
Foothill Boulevard I-15 Freeway Etiwanda Avenue 50
Foothill Boulevard Etiwanda Avenue East Avenue 50
Fredericksburg Avenue Banyan Street Seven Pines Drive 35
Grove Avenue 8th Street Arrow Route 40
Grove Avenue Arrow Route Foothill Boulevard 40
Haven Avenue 4th Street 6th Street 50
Haven Avenue 6th Street 7th Street 50
Haven Avenue 7th Street Jersey Boulevard 50
Haven Avenue Jersey Boulevard Arrow Route 50
Haven Avenue Arrow Route Civic Center Drive 50
Haven Avenue Civic Center Drive Foothill Boulevard 50
Haven Avenue Foothill Boulevard Church Street 50
Haven Avenue Church Street Base Line Road 50
Haven Avenue Base Line Road Victoria Street 50
Haven Avenue Victoria Street 19th Street 50
Haven Avenue 19th Street Lemon Avenue 45
Haven Avenue Lemon Avenue Banyan Street 45
Haven Avenue Banyan Street Wilson Avenue 45
Haven Avenue Wilson Avenue End (North) 45
Hellman Avenue 6th Street 8th Street 45
Hellman Avenue 8th Street Arrow Route 45
Hellman Avenue Arrow Route Foothill Boulevard 45
Hellman Avenue Foothill Boulevard Church Street 40
Hellman Avenue Church Street Base Line Road 35
Hellman Avenue Base Line Road 19th Street 35
Hellman Avenue 19th Street Lemon Avenue 35
Hellman Avenue Lemon Avenue Banyan Street 35
Hellman Avenue Banyan Street Wilson Avenue 35
Hellman Avenue Wilson Avenue End (North) 40
Hermosa Avenue 4th Street 6th Street 45
Hermosa Avenue 6th Street 8th Street 45
Hermosa Avenue 8th Street Arrow Route 45
Hermosa Avenue Arrow Route Foothill Boulevard 45
Hermosa Avenue Foothill Boulevard Church Street 45
Hermosa Avenue Church Street Base Line Road 45
Hermosa Avenue Base Line Road 19th Street 45
Hermosa Avenue 19th Street Lemon Avenue 45
Hermosa Avenue Lemon Avenue Wilson Avenue 45
Hermosa Avenue Wilson Avenue End (North) 40
Highland Avenue Sapphire Street Carnelian Street 40
Highland Avenue Amethyst Street Archibald Avenue 35
Highland Avenue Archibald Avenue Hermosa Avenue 35
Highland Avenue Hermosa Avenue Mayberry Avenue 35
Highland Avenue Woodruff Place Rochester Avenue 45
Highland Avenue Rochester Avenue Day Creek Boulevard 45
Highland Avenue Day Creek Boulevard Etiwanda Avenue 45
Highland Avenue Etiwanda Avenue East Avenue 40
Hillside Road Ranch Gate Road Carnelian Street 35
Hillside Road Carnelian Street Beryl Street 40
Hillside Road Beryl Street Amethyst Street 35
Hillside Road Amethyst Street Archibald Avenue 40
Hillside Road Archibald Avenue Hermosa Avenue 40
Hillside Road Hermosa Avenue Haven Avenue 40
Hillside Road Haven Avenue Carriage Place 35
Hillview Loop Vintage Drive (West) Vintage Drive (East) 30
Jersey Boulevard Haven Avenue Milliken Avenue 45
Jersey Boulevard Milliken Avenue Rochester Avenue 45
Kenyon Way Fairmont Way Milliken Avenue 35
Kenyon Way Milliken Avenue Victoria Park Lane 35
Kenyon Way Victoria Park Lane Ellena Drive 35
Lark Drive Kenyon Way Rochester Avenue 35
Lemon Avenue Sapphire Street Carnelian Street 35
Lemon Avenue Carnelian Street Beryl Street 35
Lemon Avenue Beryl Street Hellman Avenue 35
Lemon Avenue Hellman Avenue Amethyst Street 35
Lemon Avenue Amethyst Street Archibald Avenue 35
Lemon Avenue Archibald Avenue Hermosa Avenue 40
Lemon Avenue Hermosa Avenue Haven Avenue 40
Lemon Avenue Haven Avenue Marbella Drive 40
Manzanita Drive Hermosa Avenue Haven Avenue 35
Miller Avenue Etiwanda Avenue East Avenue 40
Milliken Avenue 4th Street 6th Street 50
Milliken Avenue 6th Street Jersey Boulevard 50
Milliken Avenue Jersey Boulevard Arrow Route 50
Milliken Avenue Arrow Route Foothill Boulevard 50
Milliken Avenue Foothill Boulevard Base Line Road 50
Milliken Avenue Base Line Road Kenyon Way 50
Milliken Avenue Kenyon Way Banyan Street 50
Milliken Avenue Banyan Street Wilson Avenue 45
Morning Place Meadow Glen Place (Vintage) Banyan Street 30
Mountain View Drive Spruce Avenue Milliken Avenue 40
Mountain View Drive Milliken Avenue Terra Vista Parkway 35
Mountain View Drive Terra Vista Parkway Base Line Road 40
Netherlands View Loop Vintage Drive (West) Vintage Drive (East) 30
North Victoria Windrows Loop Victoria Park Lane (West) Rock Rose Avenue 35
North Victoria Windrows Loop Rock Rose Avenue Victoria Park Lane (East) 35
Palo Alto Street Hellman Avenue Archibald Avenue 30
Plum Way North Victoria Windrows Loop Coral Tree Road 25
Ramona Avenue Foothill Boulevard Church Street 35
Ramona Avenue Church Street Base Line Road 35
Ramona Avenue Base Line Road Victoria Street 35
Ramona Avenue Victoria Street 19th Street 35
Red Hill Country Club Drive Foothill Boulevard Alta Cuesta Drive 35
Red Oak Street Jersey Boulevard Arrow Route 40
Red Oak Street Arrow Route Spruce Avenue 40
Rochester Avenue 6th Street Arrow Route 45
Rochester Avenue Arrow Route Foothill Boulevard 45
Rochester Avenue Foothill Boulevard Base Line Road 45
Rochester Avenue Base Line Road Highland Avenue 45
Rochester Avenue Highland Avenue Banyan Street 45
San Bernardino Road Vineyard Avenue Hellman Avenue 35
San Bernardino Road Hellman Avenue Archibald Avenue 35
San Sevaine Road Wilson Avenue Crescenta Way 35
Sapphire Street 19th Street Banyan Street 40
Sapphire Street Banyan Street Hillside Road 45
Sapphire Street Hillside Road Almond Street 45
Sierra Crest View Loop Vintage Drive (West) Vintage Drive (East) 30
South Victoria Windrows Loop Victoria Park Lane (West) Victoria Park Lane (East) 35
Spruce Avenue Foothill Boulevard Elm Avenue 35
Spruce Avenue Elm Avenue Base Line Road 40
Sugar Gum Street Hillside Road Almond Street 30
Sugar Gum Street Day Creek Boulevard South Victoria Windrows Loop 30
Terra Vista Parkway Town Center Drive Church Street (West) 40
Terra Vista Parkway Church Street (West) Spruce Avenue 40
Terra Vista Parkway Spruce Avenue Milliken Avenue 40
Terra Vista Parkway Milliken Avenue Mountain View Drive 40
Terra Vista Parkway Mountain View Drive Church Street (East) 40
Terrace View Loop Vintage Drive (West) Vintage Drive (East) 30
Thoroughbred Street Sapphire Street Carnelian Street 30
Town Center Drive Haven Avenue Elm Avenue 40
Town Center Drive Elm Avenue Spruce Avenue 40
Valencia Avenue Haven Avenue Base Line Road 35
Victoria Street Archibald Avenue Ramona Avenue 35
Victoria Street Ramona Avenue Hermosa Avenue 35
Victoria Street Hermosa Avenue Haven Avenue 30
Victoria Street Haven Avenue Mendocino Place 40
Victoria Street Etiwanda Avenue East Avenue 40
Victoria Street East Avenue I-15 Freeway 40
Victoria Gardens Lane Day Creek Boulevard Church Street 35
Victoria Park Lane Fairmont Way Milliken Avenue 35
Victoria Park Lane Milliken Avenue Kenyon Way 35
Victoria Park Lane Kenyon Way Rochester Avenue 35
Victoria Park Lane Rochester Avenue Day Creek Boulevard 40
Victoria Park Lane Day Creek Boulevard Base Line Road 40
Victoria Park Lane Base Line Road Church Street 45
Vineyard Avenue 8th Street 9th Street 45
Vineyard Avenue 9th Street Arrow Route 45
Vineyard Avenue Arrow Route Foothill Boulevard 45
Vineyard Avenue Foothill Boulevard Carnelian Street 45
Vineyard Avenue Carnelian Street Base Line Road 40
Vintage Drive Meadow Glen Place Milliken Avenue 35
Vintage Drive Milliken Avenue Rochester Avenue 35
Wardman Bullock Road End (South) Wilson Avenue 40
Wardman Bullock Road Wilson Avenue Glendora Drive 40
White Oak Avenue Jersey Boulevard Arrow Route 40
White Oak Avenue Arrow Route Spruce Avenue 40
Whittram Avenue Etiwanda Avenue Hickory Avenue 40
Wilson Avenue Carnelian Street Beryl Street 40
Wilson Avenue Beryl Street Amethyst Street 40
Wilson Avenue Amethyst Street Archibald Avenue 40
Wilson Avenue Archibald Avenue Hermosa Avenue 45
Wilson Avenue Hermosa Avenue Haven Avenue 45
Wilson Avenue Haven Avenue Milliken Avenue 45
Wilson Avenue Day Creek Boulevard Etiwanda Avenue 45
Wilson Avenue East Avenue Wardman Bullock Road 45
Wilson Avenue Wardman Bullock Road City Limits (East) 45

B.

  1. The miles per hour stated above in subsection A are the prima facie speeds which are most appropriate to facilitate the orderly movement of traffic and are speed limits which are reasonable and safe on said streets or portions thereof;

  2. The miles per hour stated are hereby declared to be the prima facie speed limits on said streets; and

  3. The traffic engineer is hereby authorized and declared to install appropriate signs upon said streets giving notice of the prima facie speed limit declared herein.

(Code 1980, §§ 10.20.010, 10.20.020; Ord. No. 39, § 5.1, 1978; Ord. No. 49, § 5.0, 1978; Ord. No. 39B, § 1, 1980; Ord. No. 169, § 1, 1982; Ord. No. 279, § 1, 1985; Ord. No. 289, § 1, 1986; Ord. No. 300, § 2, 1986; Ord. No. 312, § 1, 1987; Ord. No. 314, § 1, 1987; Ord. No. 324, § 1, 1987; Ord. No. 337, §§ 1, 2, 1988; Ord. No. 340, § 1, 1988; Ord. No. 344, § 1, 1988; Ord. No. 350, § 1, 1988; Ord. No. 389, § 1, 1989; Ord. No. 390, § 1, 1989; Ord. No. 413, § 1, 1990; Ord. No. 437, § 1, 1990; Ord. No. 444, § 1, 1991; Ord. No. 446, § 1, 1991; Ord. No. 468, § 1, 1991; Ord. No. 487, § 1, 1992; Ord. No. 503, § 1, 1992; Ord. No. 506, § 1, 1993; Ord. No. 519, § 1, 1994; Ord. No. 540, § 1, 1995; Ord. No. 553, § 1, 1996; Ord. No. 566, § 1, 1996; Ord. No. 568, § 1, 1997; Ord. No. 590, § 8, 1998; Ord. No. 622, § 1, 2000; Ord. No. 630, § 1, 2000; Ord. No. 644, § 1, 2000; Ord. No. 653, § 1, 2001; Ord. No. 680, § 1, 2002; Ord. No. 743, § 1, 2005; Ord. No. 752, § 1, 2005; Ord. No. 754, § 1, 2006; Ord. No. 764, § 1, 2006; Ord. No. 765, § 1, 2006; Ord. No. 775, § 1, 2007; Ord. No. 794, § 1, 2008; Ord. No. 836, § 1, 12-1-2010; Ord. No. 870 (Recodification), 2014; Ord. No. 1042, 6/18/2025)

Exceptions & meaning →

§ 10.20.020. (Reserved)

[1]

Editor's Note: Ord. No. 1042, 6/18/2025, effectively repealed § 10.20.020, Decrease of state law maximum speed. The histories were maintained by combining with § 10.20.010.

Exceptions & meaning →

§ 10.20.030. Decrease of state law speed between districts.

Reference is made to the following portions of streets where the state speed law of 55 miles per hour is applicable for a distance not exceeding 2,000 feet in length between districts, either business or residence, and it is determined upon the basis of an engineering and traffic investigation that the speed permitted by state law upon the following described portions of the streets which are not state highways is greater than is reasonable or safe under the conditions found to exist upon the described portions of such streets, and it is declared that the prima facie speed limit shall be as set forth in this chapter on those portions of streets herein designated when signs are erected giving notice thereof:

Portion of Street Affected Not Exceeding 2,000 Feet Between Districts Declared Prima Facie Speed Limit
(None existing)

(Code 1980, § 10.20.030; Ord. No. 39, § 5.2, 1978; Ord. No. 870 (Recodification), 2014)

Exceptions & meaning →

§ 10.20.040. Regulation of speed by traffic signals.

The city traffic engineer is authorized to regulate the timing of traffic signals so as to permit the movement of traffic in an orderly and safe manner at speeds slightly at variance from the speeds otherwise applicable within the district or at intersections.

(Code 1980, § 10.20.040; Ord. No. 39, § 5.3, 1978)

Exceptions & meaning →

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