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Welcome to Piedmont ...

The city of Piedmont is located in Alameda County<1>.



While we don't have a date for the founding of Piedmont, you might consider that their post office opened  in 1901.

The city was incorporated January 31, 1907.

From the  Census Estimates for 2019, Piedmont has a population of 11,447 people<2> (see below for details).

Piedmont is 330 feet [101 m] above sea level.<3>.

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

Piedmont is within the (510) area code.

The ZIP code for Piedmont: 94620<4>

Websites for Piedmont ...

Official Website: www.ci.piedmont.ca.us/

Population Details ...

Taken from the 2019 Census Estimates, Piedmont had an population of 11,447 people. This is an increase of 7.31% since the 2010 Census (or an increase of 4.52% since the 2000 Census).

At the time of the 2010 Census, Piedmont had a population of 10,667 people. This makes Piedmont the county's 13th most populous community.

The population of Piedmont represents 0.03% of the population of California (which has 37,253,956 people), making it the state's 362nd most populous community.

With a 2010 count of 10,667 people, the population of Piedmont decreased 2.6% from the 2000 Census (which had a count of 10,952 people).

More information can be found on the Census Page for Piedmont.

Communities Also Named Piedmont ...

Using our Gazetteer, we found that there are 35 communities that are also named Piedmont - they are located in Alabama (2), Arizona, Arkansas, Colorado (2), Florida, Georgia (3), Kansas, Kentucky, Minnesota, Missouri, Montana, North Carolina, Nova Scotia, Ohio, Oklahoma, Oregon, Quebec, South Carolina, South Dakota, Tennessee (2), Texas (2), Virginia (4), Washington, West Virginia (2) and Wyoming.

For more information, see our Tidbits & Trivia Page for Piedmont.

Communities near Piedmont ...

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

  • San Francisco
    (11 miles [17.7 km] to the west)
  • Hayward
    (13 miles [20.9 km] to the southeast)
  • Concord
    (14 miles [22.5 km] to the northeast)
    • 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 <5>
  • Vallejo
    (19 miles [30.6 km] to the north)
  • Richmond
    (10 miles [16.1 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 <5>
  • Daly City
    (16 miles [25.7 km] to the southwest)
  • San Mateo
    (18 miles [29 km] to the south)
  • San Leandro
    (7 miles [11.3 km] to the southeast)
  • San Ramon
    (14 miles [22.5 km] to the east)
  • Union City
    (19 miles [30.6 km] to the southeast)
    • Jump to our Gazetteer entry for Union City
    • Union City is located in Alameda County
    • Population from the 2020 Census: 74,501 people
    • Former name for Union City:
    • Decoto
    • Jump to TripAdvisor's Tourism page for Union City <5>

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 Piedmont. Our list includes the location of those cemeteries and we provide an overhead view. See our Cemetery List for Piedmont.

Using the information from an 1895 Atlas, we've created a list of communities that were in the area of Piedmont. 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 Piedmont.

We also have a detailed list of newspapers that have been published in the area around Piedmont. See our Newspapers Page for Piedmont.

TripAdvisor Tourism Pages for Piedmont ...

Looking for more information about Piedmont? 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 Piedmont, there are neighboring communities that also have Tourism pages. More information about those communities can be found on our TripAdvisor Page for Piedmont.

Adding Piedmont to Our Gazetteer ...

We originally found mention of Piedmont 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 Piedmont was in the document titled List of Post Offices from Cameron Blevins and Richard Helbock.<6>

From that list, the Piedmont post office opened in 1901.

We also found Piedmont on a map titled Shell Oil Road Map for California (1956).

For more details, see References and Mentions for Piedmont.

The official website for Piedmont: www.ci.piedmont.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>Population counts have been provided by the U.S. Census Bureau. For more detail, please visit our Census Page for Piedmont.
<3>The elevation is an estimate for the area around Piedmont - it will be higher in some places and lower in others.
<4>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 Piedmont). When looking for a ZIP Code, whether Piedmont or elsewhere, it's always best to check the website of the United States Postal Service (USPS).
<5>While we're fans and frequent users of TripAdvisor, you should know that we're also members of the TripAdvisor affiliate program.
<6>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