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Welcome to San Leandro ...

The coastal city of San Leandro is located in Alameda County<1>.



While we don't have a date for the founding of San Leandro, you might consider that their post office opened  in 1853.

The city was incorporated March 21, 1872.

When the people of San Leandro refer to themselves (known as a demonym), they frequently use San Leandroite<2>

From the  Census Estimates for 2019, San Leandro has a population of 90,321 people<3> (see below for details).

San Leandro is near sea level<4>.

Time Zone: San Leandro lies in the Pacific Time Zone (PST/PDT) and observes daylight saving time

The area code for San Leandro: (510)

The ZIP codes for San Leandro: 94577-94580<5>

Websites for San Leandro ...

Official Website: www.ci.san-leandro.ca.us/

Population Details ...

Taken from the 2019 Census Estimates, San Leandro had an population of 90,321 people. This is an increase of 6.32% since the 2010 Census (or an increase of 13.68% since the 2000 Census).

At the time of the 2010 Census, San Leandro had a population of 84,950 people (which is 5.62% of the total population of Alameda County). This makes San Leandro the county's 5th most populous community.

The population of San Leandro represents 0.23% of the total population of California (which has 37,253,956 people), making it the state's 86th most populous community.

With a 2010 count of 84,950 people, the population of San Leandro increased 6.92% from the 2000 Census (which had a count of 79,452 people).

More information can be found on the Census Page for San Leandro.

Communities near San Leandro ...

We have created a list of 10 communities that are near San Leandro.

  • San Francisco
    (14 miles [22.5 km] to the west)
  • Oakland
    (8 miles [12.9 km] to the northwest)
  • Fremont
    (15 miles [24.1 km] to the southeast)
    • Jump to our Gazetteer entry for Fremont
    • Fremont is located in Alameda County
    • Population from the 2020 Census: 234,569 people
    • Former names for Fremont:
    • Centerville
    • Irvington
    • Mission San Jose
    • Niles
    • Warm Springs
    • Jump to TripAdvisor's Tourism page for Fremont <6>
  • Concord
    (18 miles [29 km] to the north)
    • Jump to our Gazetteer entry for Concord
    • Concord is located in Contra Costa County
    • Population from the 2020 Census: 128,544 people
    • Jump to TripAdvisor's Tourism page for Concord <6>
  • Berkeley
    (12 miles [19.3 km] to the northwest)
  • Richmond
    (17 miles [27.4 km] to the northwest)
    • Jump to our Gazetteer entry for Richmond
    • Richmond is located in Contra Costa County
    • Population from the 2020 Census: 110,038 people
    • Jump to TripAdvisor's Tourism page for Richmond <6>
  • Daly City
    (17 miles [27.4 km] to the west)
  • San Mateo
    (14 miles [22.5 km] to the southwest)
  • Redwood City
    (17 miles [27.4 km] to the south)
  • San Ramon
    (10 miles [16.1 km] to the east)

To Help With Your Genealogy Research ...

We have a couple of sections for those tracing their genealogy.

We created a list of cemeteries that are in the area around San Leandro. Our list includes the location of those cemeteries and we provide an overhead view. See our Cemetery List for San Leandro.

Using the information from an 1895 Atlas, we've created a list of communities that were in the area of San Leandro. Our list includes information such as whether the 1895 community had a post office or railroad service. See our List of 1890's Communities around San Leandro.

We also have a detailed list of newspapers that have been published in the area around San Leandro. Our list includes 31 papers. See our Newspapers Page for San Leandro.

TripAdvisor Tourism Pages for San Leandro ...

Looking for more information about San Leandro? A wonderful source is the TripAdvisor website. We always start with the TripAdvisor Tourism page, where you can read an overview with links that will help you find lodging, restaurants and attractions.

In addition to the Tourism page for San Leandro, there are neighboring communities that also have Tourism pages. More information about those communities can be found on our TripAdvisor Page for San Leandro.

Adding San Leandro to Our Gazetteer ...

We originally found mention of San Leandro in both the FIPS-55 and the GNIS. For more information, see the FIPS and GNIS Codes sections on our Miscellaneous Page.

From our notes, the earliest published mention we've found for San Leandro was in the document titled List of Post Offices from Cameron Blevins and Richard Helbock.<7>

From that list, the San Leandro post office opened in 1853.

We also found San Leandro in the book titled List of Post Offices in the United States (1870).

For more details, see References and Mentions for San Leandro.

The official website for San Leandro: www.ci.san-leandro.ca.us/

The official website for Alameda County: www.acgov.org/

The official website for State of California: https://www.ca.gov/

Footnotes ...

<1>If you're interested in how the shape of California's counties, including Alameda, have changed over time, we recommend the Atlas of Historical County Boundaries.
<2>A demonym is the name for a resident of a community which is usually derived from (or is related to) the name of that community. In other words, it's how the residents of San Leandro refer to themselves. It's important to note that there aren't any rules for taking a city's name and turning it into a demonym. A demonym is informal and while the majority of San Leandro may use one name, keep in mind that others may use something different.
<3>Population counts have been provided by the U.S. Census Bureau. For more detail, please visit our Census Page for San Leandro.
<4>The elevation is an estimate for the area around San Leandro - it will be higher in some places and lower in others.
<5>ZIP Codes have been created by the United States Postal Service (USPS) as a way of grouping addresses to make delivery more efficient. The boundaries of the ZIP Code can be changed, re-assigned, eliminated or overlapped with other ZIP Codes. So keep in mind that any given ZIP Code is only 'loosely' associated with a city (such as San Leandro). When looking for a ZIP Code, whether San Leandro or elsewhere, it's always best to check the website of the United States Postal Service (USPS).

Our list of ZIP Codes for San Leandro includes: 94577, 94578, 94579 & 94580.
<6>While we're fans and frequent users of TripAdvisor, you should know that we're also members of the TripAdvisor affiliate program.
<7>A copy of their list with background information can be found at:

      https://cblevins.github.io/us-post-offices/data-biography/









 

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This page was last modified/updated: 09 Mar 2024