Title 10 — VEHICLES AND TRAFFIC\
Palo Alto Municipal Code Ch. 10.56 Special Speed Zones
Palo Alto Municipal Code · 2026-10 edition · updated 2026-10-19 · Palo Alto
Cite as: Palo Alto Municipal Code Chapter 10.56 · Text as of 2026-10-19
Sections:
* For state law requiring justification of local speed limits by engineering and traffic surveys for radar enforcement purposes - See C.V.C. § 40802(b); for state law authorizing the increase or decrease of local speed limits - See C.V.C. §§ 22357 and 22358; for state law regulating school zone speed - See C.V.C. § 22353(b)(2).
10.56.010 Twenty-five miles per hour prima facie speed limit justified.¶
It is determined that the state twenty-five miles per hour prima facie speed limit for business or residence districts is justified, as required by state law, with respect to the following streets or portions of streets by engineering and traffic surveys conducted by the city and completed on the dates shown below:
| Road Segment Name | Survey Completion Date |
|---|---|
| Alma St from El Camino Real to University Ave | September 2023 |
| Alma St from University Ave to Lincoln Ave | April 2025 |
| Amaranta Ave from Los Robles Ave to Maybell Ave | November 2017 |
| Arboretum Rd from Sand Hill Rd to Quarry Rd | November 2017 |
| Birch St from California Ave to Page Mill Exp | April 2025 |
| California Ave from Park Blvd to El Camino Real | November 2017 |
| California Ave from El Camino Real to Hanover St | November 2017 |
| Charleston Rd from Fabian Way to South City Limit | September 2023 |
| Charleston Rd from Middlefield Rd to Fabian Way | September 2023 |
| Charleston Rd from El Camino Real to Alma St | September 2023 |
| Channing Ave from W Bayshore Rd to Newell Rd | November 2017 |
| Channing Ave from Newell Rd to Guinda Ave | November 2017 |
| Channing Ave from Guinda Ave to Alma St | November 2017 |
| Charleston Rd from Alma St to Middlefield Rd | September 2023 |
| Churchill Ave from Embarcadero Rd to Alma St | November 2017 |
| Churchill Ave from Alma St to El Camino Real | November 2017 |
| Colorado Ave from W Bayshore Rd to Middlefield Rd | November 2017 |
| E Meadow Dr from W Bayshore Rd to Louis Rd | November 2017 |
| El Camino Way from Los Robles Ave to Maybell Ave | September 2023 |
| Embarcadero Rd from Embarcadero Rd to Highway 101 | April 2025 |
| Embarcadero Rd from Highway 101 to Middlefield Rd | April 2025 |
| Embarcadero Rd from Middlefield Rd to Alma St | April 2025 |
| Embarcadero Rd from El Camino Real to Alma St | October 2023 |
| Guinda Ave from Lytton Ave to Channing Ave | November 2017 |
| Hamilton Ave from Middlefield Rd to Alma St | November 2017 |
| High St from Lytton Ave to Channing Ave | November 2017 |
| Homer Ave from Guinda Ave to Alma St | November 2017 |
| Laguna Ave from Matadero Ave to Los Robles Ave | November 2017 |
| Lambert Ave from Park Blvd to El Camino Real | November 2017 |
| Loma Verde Ave from W Bayshore Rd to Middlefield Rd | November 2017 |
| Loma Verde Ave from Middlefield Rd to Alma St | November 2017 |
| Los Robles Ave from Laguna Ave to El Camino Real | November 2017 |
| Louis Rd from Embarcadero Rd to Oregon Exp | November 2017 |
| Louis Rd from Oregon Exp to Loma Verde Rd | September 2023 |
| Louis Rd from Loma Verde Rd to Charleston Rd | September 2023 |
| Lytton Ave from Alma St to Middlefield Rd | November 2017 |
| Matadero Ave from El Camino Real to Laguna Ave | November 2017 |
| Middlefield Rd from University Ave to Embarcadero Rd | September 2023 |
| Middlefield Rd from University Ave to Northern City Limits | September 2023 |
| Middlefield Rd from Embarcadero Rd to Oregon Exp | November 2017 |
| Middlefield Rd from Oregon Exp to E Charleston Rd | April 2025 |
| Middlefield Rd. from E Charleston Rd to South City Limits | April 2025 |
| Newell Rd from East City Limit to Channing Ave | November 2017 |
| Newell Rd from Channing Ave to Embarcadero Rd | November 2017 |
| N California Ave from Embarcadero Rd to Middlefield Rd | September 2023 |
| N California Ave from Middlefield Rd to Alma St | November 2017 |
| Park Blvd from California Ave to Lambert Ave | September 2023 |
| Peter Coutts Rd from Stanford Ave to Page Mill Rd | November 2017 |
| Porter Dr from Hillview Ave to Page Mill Rd | September 2023 |
| Quarry Rd from El Camino Real to Campus Dr | October 2023 |
| Stanford Ave from El Camino Real to Peter Coutts Rd | November 2017 |
| Stanford Ave from Peter Coutts Rd to Junipero Serra Blvd | November 2017 |
| University Ave from East City Limits to Middlefield Rd | April 2025 |
| University Ave from Middlefield Rd to Alma St | November 2017 |
| Waverley St from Lytton Ave to Channing Ave | November 2017 |
| Waverley St from Channing Ave to Embarcadero Rd | November 2017 |
| W Meadow Dr from Alma St to El Camino Way | November 2017 |
(Ord. 5683 § 2, 2026: Ord. 5668 § 2, 2025: Ord. 5421 § 2, 2017: Ord. 4298 § 1, 1995: Ord. 4206 § 1, 1994: Ord. 3991 § 1, 1990: Ord. 3857 § 1, 1989: Ord. 3645 § 1, 1985: Ord. 3483 § 1, 1983: Ord. 3238 § 1, 1980: Ord. 3085 Exhibit A (part), 1978: Ord. 2891 § 1, 1975: Ord. 2740 § 1 (part), 1973: Ord. 2541, 1970: Ord. 2375, 1967: Ord. 2340 (part), 1967: Ord. 2331, 1967: Ord. 2225, 1965: Ord. 2192, 1964: Ord. 2191, 1964: Ord. 2188, 1964: Ord. 2008, 1961: Ord. 1994, 1961: Ord. 1714 (part), 1956: prior code § 19.152)
10.56.015 Thirty miles per hour prima facie speed limit.¶
It is determined and justified upon the basis of engineering and traffic surveys that a speed greater than the twenty-five miles per hour prima facie speed limit set forth in Section 22352 of the Vehicle Code of the state, would facilitate the orderly movement of vehicular traffic and would be reasonable and safe under the conditions found to exist upon the streets, or portions thereof, set forth in this section, and it is hereby declared that thirty miles per hour shall be the prima facie speed limit upon these streets, or portions thereof, except for school zones, as shown below:
| Road Segment Name | Survey Completion Date |
|---|---|
| Coyote Hill Rd from Page Mill Rd to Hillview Ave | April 2025 |
| Fabian Way from Charleston Rd to W Bayshore Rd | September 2023 |
| Hansen Way from El Camino Real to Page Mill Exp | September 2023 |
| Hanover St from Page Mill Rd to Hillview Ave | September 2023 |
| Hillview Ave from Hanover St to Foothill Exp | September 2023 |
| Sand Hill Rd from El Camino Real to Arboretum | November 2017 |
| W Bayshore Rd from Oregon Exp to Colorado Ave | November 2017 |
(Ord. 5683 § 3, 2026: Ord. 5668 § 3, 2025: Ord. 5421 § 3, 2017: Ord. 4298 § 2, 1995: Ord. 3991 § 2, 1990: Ord. 3645 § 2, 1985: Ord. 3238 § 2, 1980)
10.56.020 Thirty-five miles per hour prima facie speed limit.¶
It is determined and justified upon the basis of engineering and traffic surveys that a speed greater than the twenty-five miles per hour prima facie speed limit set forth in Section 22352 of the Vehicle Code of the state, would facilitate the orderly movement of vehicular traffic and would be reasonable and safe under the conditions found to exist upon the streets, or portions thereof, set forth in this section, and it is hereby declared that thirty-five miles per hour shall be the prima facie speed limit upon these streets, or portions thereof, except for school zones, as shown below:
| Road Segment Name | Survey Completion Date |
|---|---|
| Alma St from Lincoln Ave to Oregon Expy | November 2017 |
| Alma St from Oregon Exp to E Meadow Dr | November 2017 |
| Alma St from E Meadow Dr to South City Limit | November 2017 |
| Arastradero Rd from Purissima Rd to Deer Creek Rd | November 2017 |
| Arastradero Rd from Deer Creek Rd to Foothill Exp | November 2017 |
| Deer Creek Rd from western city limits to Arastradero Rd | September 2023 |
| Hillview Ave from Foothill Exp to Arastradero Rd | November 2017 |
| Oregon Exp from Middlefield Rd to Highway 101 | June 2014 |
| Oregon Exp from Middlefield Rd to Alma St | November 2017 |
| Page Mill Rd from El Camino Real to Hanover St | June 2014 |
| Page Mill Rd from Hanover St to Foothill Exp | June 2014 |
| Sand Hill Rd from Arboretum to West City limit | November 2017 |
| San Antonio Rd from Alma St Overpass to Middlefield Rd | September 2023 |
| San Antonio Rd from Middlefield Rd to Charleston Rd | September 2023 |
| San Antonio Rd from Charleston Rd to East City Limit | June 2014 |
| W Bayshore Rd from Oregon Exp to Loma Verde Ave | November 2017 |
| W Bayshore Rd from Loma Verde to Fabian Way | September 2023 |
(Ord. 5668 § 4, 2025: Ord. 5421 § 4, 2017: Ord. 4298 § 3, 1995: Ord. 4206 § 2, 1994: Ord. 3991 § 3, 1990: Ord. 3857 § 2, 1989: Ord. 3645 § 3, 1985: Ord. 3483 § 2, 1983: Ord. 3085 Exhibit A (part), 1978: Ord. 2740 § 1 (part), 1973)
10.56.025 Forty miles per hour prima facie speed limit.¶
It is determined and justified upon the basis of engineering and traffic surveys that a speed greater than the twenty-five miles per hour prima facie speed limit set forth in Section 22352 of the Vehicle Code of the state, would facilitate the orderly movement of vehicular traffic and would be reasonable and safe under the conditions found to exist upon the streets, or portions thereof, set forth in this section, and it is hereby declared that forty miles per hour shall be the prima facie speed limit upon these streets, or portions thereof, except for school zones, as shown below:
| Road Segment Name | Survey Completion Date |
|---|---|
| E Bayshore from Embarcadero Road Bicycle and Pedestrian Overcrossing to Adobe Creek | November 2017 |
(Ord. 5668 § 5, 2025: Ord. 5421 § 5, 2017: Ord. 4298 § 4, 1995: Ord. 3991 § 4, 1990: Ord. 3645 § 4, 1985)
10.56.030 Forty-five miles per hour prima facie speed limit.¶
It is determined and justified upon the basis of engineering and traffic surveys that a speed greater than the twenty-five miles per hour prima facie speed limit set forth in Section 22352 of the Vehicle Code of the state, would facilitate the orderly movement of vehicular traffic and would be reasonable and safe under the conditions found to exist upon the streets, or portions thereof, set forth in this section, and it is hereby declared that forty-five miles per hour shall be the prima facie speed limit upon these streets, or portions thereof, except for school zones, as shown below:
| Road Segment Name | Survey Completion Date |
|---|---|
| Foothill Expressway from Page Mill Rd to South City Limit | November 2017 |
(Ord. 5421 § 6, 2017: Ord. 4298 § 5, 1995: Ord. 4206 § 3, 1994: Ord. 3991 § 5, 1990: Ord. 3857 § 3, 1989: Ord. 3645 § 5, 1985: Ord. 3483 § 3, 1983: Ord. 3085 Exhibit A (part), 1978: Ord. 2891 § 2, 1975: Ord. 2740 § 1 (part), 1973)
10.56.035 Twenty miles per hour school zones speed limit.¶
It is determined and justified pursuant to California Vehicle Code Section 22358.4(b)(1) that twenty miles per hour shall be the prima facie speed limit on the road segments shown below at a distance within 500 feet from or of the school grounds while children are going to or leaving the school, either during school hours or during the noon recess period.
| School name | Road Segment Name | |
|---|---|---|
| 1 | Addison Elementary School | Middlefield Rd |
| Webster St | ||
| Addison Ave | ||
| Lincoln Ave | ||
| 2 | Palo Alto High School | Churchill Ave |
| Embarcadero Rd | ||
| 3 | Walter Hays Elementary School | Embarcadero Rd |
| Middlefield Rd | ||
| 4 | Duveneck Elementary School | Channing Ave |
| Alester Ave | ||
| 5 | Jordan Middle School | California Ave |
| Middlefield Rd | ||
| 6 | Ohlone Elementary School | Amarillo Ave |
| 7 | El Carmelo Elementary School | El Carmelo Ave |
| Loma Verde Ave | ||
| Bryant St | ||
| Ramona St | ||
| 8 | Palo Verde Elementary School | Louis Rd |
| Rorke Way | ||
| 9 | Fairmeadow Elementary School | East Meadow Dr |
| 10 | JLS Middle School | East Meadow Dr |
| 11 | Herbert Elementary School | Charleston Rd |
| 12 | Barron Park Elementary School | Barron Ave |
| 13 | Juana Briones Elementary School | Maybell Dr |
| Gerogia Ave | ||
| Orme St | ||
| 14 | Terman Elementary School | Terman Ave |
| Arastradero Rd | ||
| 15 | Gunn High School | Arastradero Rd |
| 16 | Escondido Elementary School | Stanford Ave |
| 17 | Discovery Children’s House Montessori School | University Ave |
| 18 | Castilleja School | Kellogg Ave Bryant St Emerson St |
| 19 | St. Elizabeth Seton School | Channing Ave Harriet St |
| 20 | Stratford School | Louis Rd Middlefield Rd N California Ave |
| 21 | Keys School | Sutter Ave |
| 22 | Bowman School | Donald Dr |
| 23 | Cornerstone | Manuela Ave |
| 24 | Esther B Clark/ |
Clark Way |
| 25 | International School of the Peninsula- Cowper Campus | Cowper St |
| 26 | Keys School - El Camino Campus | El Camino Way |
| 27 | Living Wisdom | College Ave |
| 28 | Tru School | Middlefield Rd Fulton St Melville Ave |
(Ord. 5428 § 2, 2018: Ord. 5421 § 7, 2017)
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