# San Mateo–Hayward Bridge, United States: what it is and when to go > San Mateo–Hayward Bridge is a road bridge across San Francisco Bay in San Mateo County, California, United States (San Mateo, California). Interests: Architecture. The best time to visit is March to October. In June there are 14 h 35 of daylight, and in December, 9 h 25. It has articles in 9 Wikipedias, so it is not one of the busiest places in United States: one to enjoy at a calmer pace. Here is what it is, where it lies, when to come, how to get there and what else is nearby to turn it into a trip. - Address: https://kokai.app/en/paises/america/estados-unidos/san-mateo-hayward-bridge/ - Reviewed on: 2026-10-08 - Language: en ## In a nutshell - **What it is:** Road bridge across San Francisco Bay in San Mateo County, California, United States · Architecture - **Where:** United States - **Best time:** March to October. - **Nearest airport:** SFO San Francisco, 15 km as the crow flies - **Coordinates:** 37.59491, -122.20947 ## What it is and where San Mateo–Hayward Bridge is a road bridge across San Francisco Bay in San Mateo County, California, United States (San Mateo, California). It has articles in 9 Wikipedias, so it is not one of the busiest places in United States: one to enjoy at a calmer pace. It is in [San Mateo, California](https://kokai.app/en/paises/america/estados-unidos/san-mateo/), where this site lists 29 more places to see, 10 km from the centre. Its coordinates are 37.59491, -122.20947; the nearest main airport is San Francisco International Airport (SFO, San Francisco), 15 km as the crow flies. How to get around United States (train, car, bus) is covered in [its country guide](https://kokai.app/en/paises/america/estados-unidos/#moverse). - [Where it is](https://www.google.com/maps/search/?api=1&query=37.594906%2C-122.209475) - [Directions](https://www.google.com/maps/dir/?api=1&destination=37.594906%2C-122.209475) It is one of the [Architecture](https://kokai.app/en/paises/america/estados-unidos/arquitectura/) places in United States. In [Kokai](https://kokai.app/en/) it is already on your trip map next to the places you save yourself, and it goes into a day's plan with one tap. ## When to go The best time to visit San Mateo–Hayward Bridge is **March to October**. | Mes | Época | Hours of daylight | | --- | --- | --- | | January | Possible | 9 h 41 | | February | Possible | 10 h 36 | | March | Best time | 11 h 43 | | April | Best time | 12 h 59 | | May | Best time | 14 h 01 | | June | Best time | 14 h 35 | | July | Best time | 14 h 21 | | August | Best time | 13 h 27 | | September | Best time | 12 h 14 | | October | Best time | 11 h | | November | Possible | 9 h 56 | | December | Possible | 9 h 25 | In June there are 14 h 35 of daylight, and in December, 9 h 25. Daylight hours are calculated from the site's latitude for the 15th of each month; when planning a full day on foot they matter as much as the weather. When to go to United States in general, with its festivals and peak seasons, is in [its country guide](https://kokai.app/en/paises/america/estados-unidos/#cuando-ir). ## Before you go to United States To enter United States there are 9 things to sort out before you leave, starting with “Book national parks and cars in advance”: they are all, with their deadlines, in [the United States checklist](https://kokai.app/en/paises/america/estados-unidos/#antes-de-salir). Currency: US dollar (USD); plugs: Type A and B · 120 V · 60 Hz (you need an adapter, and check your devices' voltage); emergencies: 911 for everything. In [Kokai](https://kokai.app/en/) you tick off the checklist inside your trip, and each item reminds you when it is time to do it. ## What is nearby - [USS Thompson](https://kokai.app/en/paises/america/estados-unidos/uss-thompson/): 1919 Clemson-class destroyer · 6.5 km - [Alpha Acid Brewing](https://kokai.app/en/paises/america/estados-unidos/alpha-acid-brewing/): Brewery · 9.6 km - [CuriOdyssey](https://kokai.app/en/paises/america/estados-unidos/curiodyssey/): Non-profit organization in the USA · 9.7 km - [Hiller Aviation Museum](https://kokai.app/en/paises/america/estados-unidos/hiller-aviation-museum/): Aerospace museum in San Carlos, California · 9.9 km - [Bay Area Ridge Trail](https://kokai.app/en/paises/america/estados-unidos/bay-area-ridge-trail-04-san-francisco-and-peninsula/): Trail circling the San Francisco Bay Area · 10.0 km Distances are as the crow flies. Everything else is in [the United States guide](https://kokai.app/en/paises/america/estados-unidos/). ## More in United States: Architecture - [Golden Gate Bridge](https://kokai.app/en/paises/america/estados-unidos/puente-golden-gate/): suspension bridge on the San Francisco Bay - [Brooklyn Bridge](https://kokai.app/en/paises/america/estados-unidos/brooklyn-bridge/): bridge in New York City, crossing the East River - [Washington Monument](https://kokai.app/en/paises/america/estados-unidos/washington-monument/): obelisk on the National Mall in Washington, D.C - [Verrazzano–Narrows Bridge](https://kokai.app/en/paises/america/estados-unidos/verrazzano-narrows-bridge/): bridge in New York City - [George Washington Bridge](https://kokai.app/en/paises/america/estados-unidos/george-washington-bridge/): bridge in New York City - [Manhattan Bridge](https://kokai.app/en/paises/america/estados-unidos/manhattan-bridge/): bridge in New York City Every United States place under Architecture, each with its season, is on [its page](https://kokai.app/en/paises/america/estados-unidos/arquitectura/). ## Frequently asked questions ### What is San Mateo–Hayward Bridge? It is a road bridge across San Francisco Bay in San Mateo County, California, United States. It has articles in 9 Wikipedias, so it is not one of the busiest places in United States: one to enjoy at a calmer pace. ### When is the best time to visit San Mateo–Hayward Bridge? March to October. In June there are 14 h 35 of daylight, and in December, 9 h 25. ### How do you get to San Mateo–Hayward Bridge? The nearest main airport is San Francisco International Airport (SFO), 15 km as the crow flies. From there, [directions](https://www.google.com/maps/dir/?api=1&destination=37.594906%2C-122.209475) opens the route on the map, and how to get around United States is explained in [its country guide](https://kokai.app/en/paises/america/estados-unidos/#moverse). ### How do I add it to my trip? With one tap. In Kokai it is already on the United States map, next to the places you save yourself: add it to a day's plan, give it a time and, if you like, get a reminder when you pass nearby. ### What else is around here? Nearby you have [USS Thompson](https://kokai.app/en/paises/america/estados-unidos/uss-thompson/), [Alpha Acid Brewing](https://kokai.app/en/paises/america/estados-unidos/alpha-acid-brewing/), [CuriOdyssey](https://kokai.app/en/paises/america/estados-unidos/curiodyssey/). The rest is in [the United States guide](https://kokai.app/en/paises/america/estados-unidos/). Data from [OpenStreetMap](https://www.openstreetmap.org/way/1011332299), licensed under the ODbL, and from [Wikidata](https://www.wikidata.org/wiki/Q128023), CC0. More about San Mateo–Hayward Bridge on [Wikipedia](https://en.wikipedia.org/wiki/San_Mateo%E2%80%93Hayward_Bridge). Daylight hours are calculated from the latitude. More in [credits](https://kokai.app/en/aviso/#creditos).