Welcome to Costa Mesa ...

The coastal city of Costa Mesa is located in Orange County<1>.

While we don't have a date for the founding of Costa Mesa, you might consider that their post office opened  in 1920.

The city was incorporated June 29, 1953.

From the  Census Estimates for 2019, Costa Mesa has a population of 112,986 people<2> (see below for details).

Costa Mesa is 60 feet [18 m] above sea level.<3>.

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

The area code for Costa Mesa: (949)

The ZIP codes for Costa Mesa: 92626-92628<4>

Websites for Costa Mesa ...

Official Website:   www.ci.costa-mesa.ca.us/

Chamber of Commerce:   www.costamesachamber.com/

Junior League:   www.jlocc.org/

Population Details ...

Taken from the 2019 Census Estimates, Costa Mesa had an population of 112,986 people. This is an increase of 2.75% since the 2010 Census (or an increase of 3.92% since the 2000 Census).

At the time of the 2010 Census, Costa Mesa had a population of 109,960 people. This makes Costa Mesa the county's 8th most populous community.

The population of Costa Mesa represents 0.3% of the total population of California (which has 37,253,956 people), making it the state's 54th most populous community.

With a 2010 count of 109,960 people, the population of Costa Mesa increased 1.14% from the 2000 Census (with a count of 108,724 people).

More information can be found on the Census Page for Costa Mesa.

Communities near Costa Mesa ...

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

• Long Beach
  (18 miles [29 km] to the northwest)
  • Jump to our Gazetteer entry for Long Beach
  • Long Beach is located in Los Angeles County
  • Population from the 2020 Census: 454,681 people
  • Jump to TripAdvisor's Tourism page for Long Beach <5>
• Anaheim
  (13 miles [20.9 km] to the north)
  • Jump to our Gazetteer entry for Anaheim
  • Anaheim is located in Orange County
  • Population from the 2020 Census: 353,676 people
  • Jump to TripAdvisor's Tourism page for Anaheim <5>
• Santa Ana
  (7 miles [11.3 km] to the north)
  • Jump to our Gazetteer entry for Santa Ana
  • Santa Ana is located in Orange County
  • Population from the 2020 Census: 331,301 people
  • Jump to TripAdvisor's Tourism page for Santa Ana <5>
• Irvine
  (8 miles [12.9 km] to the northeast)
  • Jump to our Gazetteer entry for Irvine
  • Irvine is located in Orange County
  • Population from the 2020 Census: 283,700 people
  • Jump to TripAdvisor's Tourism page for Irvine <5>
• Garden Grove
  (9 miles [14.5 km] to the north)
  • Jump to our Gazetteer entry for Garden Grove
  • Garden Grove is located in Orange County
  • Population from the 2020 Census: 171,366 people
  • Jump to TripAdvisor's Tourism page for Garden Grove <5>
• Fullerton
  (15 miles [24.1 km] to the north)
  • Jump to our Gazetteer entry for Fullerton
  • Fullerton is located in Orange County
  • Population from the 2020 Census: 139,921 people
  • Jump to TripAdvisor's Tourism page for Fullerton <5>
• Orange
  (10 miles [16.1 km] to the north)
  • Jump to our Gazetteer entry for Orange
  • Orange is located in Orange County
  • Population from the 2020 Census: 138,192 people
  • Jump to TripAdvisor's Tourism page for Orange <5>
• Mission Viejo
  (14 miles [22.5 km] to the east)
  • Jump to our Gazetteer entry for Mission Viejo
  • Mission Viejo is located in Orange County
  • Population from the 2020 Census: 94,242 people
  • Jump to TripAdvisor's Tourism page for Mission Viejo <5>
• Westminster
  (8 miles [12.9 km] to the northwest)
  • Jump to our Gazetteer entry for Westminster
  • Westminster is located in Orange County
  • Population from the 2020 Census: 89,740 people
  • Jump to TripAdvisor's Tourism page for Westminster <5>
• Lake Forest
  (13 miles [20.9 km] to the east)
  • Jump to our Gazetteer entry for Lake Forest
  • Lake Forest is located in Orange County
  • Population from the 2020 Census: 85,329 people
  • Jump to TripAdvisor's Tourism page for Lake Forest <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 Costa Mesa. Our list includes the location of those cemeteries and we provide an overhead view. See our Cemetery List for Costa Mesa.

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

We also have a detailed list of newspapers that have been published in the area around Costa Mesa. Our list includes 30 papers. See our Newspapers Page for Costa Mesa.

TripAdvisor Tourism Pages for Costa Mesa ...

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

Adding Costa Mesa to Our Gazetteer ...

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

From that list, the Costa Mesa post office opened in 1920.

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

For more details, see References and Mentions for Costa Mesa.

Off-the-Road Links ...

The official website for Costa Mesa: www.ci.costa-mesa.ca.us/

The official website for Orange County: www.oc.ca.gov/

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