Welcome to Blue Ash ...

The city of Blue Ash is located in Hamilton County<1>.

While we don't have a date for the founding of Blue Ash, you might consider that their post office opened  in 1887.

From the  Census Estimates for 2019, Blue Ash has a population of 12,469 people<2> (see below for details).

Blue Ash is 860 feet [262 m] above sea level.<3>.

Time Zone: Blue Ash lies in the Eastern Time Zone (EST/EDT) and observes daylight saving time

The area code for Blue Ash: (513)

The ZIP code for Blue Ash: 45242<4>

Websites for Blue Ash ...

Official Website: www.blueash.com/

Population Details ...

Taken from the 2019 Census Estimates, Blue Ash had an population of 12,469 people. This is an increase of 2.93% since the 2010 Census (or a decrease of 0.35% since the 2000 Census).

At the time of the 2010 Census, Blue Ash had a population of 12,114 people. This makes Blue Ash the county's 4th most populous community.

The population of Blue Ash represents 0.11% of the total population of Ohio (which has 11,536,504 people), making it the state's 145th most populous community.

With a 2010 count of 12,114 people, the population of Blue Ash decreased 3.19% from the 2000 Census (which had a count of 12,513 people).

More information can be found on the Census Page for Blue Ash.

Communities near Blue Ash ...

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

• Cincinnati
  (11 miles [17.7 km] to the southwest)
  • Jump to our Gazetteer entry for Cincinnati
  • Cincinnati is located in Hamilton County
  • Population from the 2020 Census: 304,548 people
  • Jump to TripAdvisor's Tourism page for Cincinnati <5>
• Hamilton
  (14 miles [22.5 km] to the northwest)
  • Jump to our Gazetteer entry for Hamilton
  • Hamilton is located in Butler County
  • Population from the 2020 Census: 62,148 people
  • Jump to TripAdvisor's Tourism page for Hamilton <5>
• Middletown
  (19 miles [30.6 km] to the north)
  • Jump to our Gazetteer entry for Middletown
  • Middletown is located in Butler County
  • Population from the 2020 Census: 48,925 people
  • Jump to TripAdvisor's Tourism page for Middletown <5>
• Fairfield
  (11 miles [17.7 km] to the northwest)
  • Note: The GPS coordinates that we are using for Fairfield have been provided by the GNIS.<6> The coordinates still need to be verified.
  • Jump to our Gazetteer entry for Fairfield
  • Fairfield is located in Hamilton County
  • Population from the 2020 Census: 42,603 people
  • Jump to TripAdvisor's Tourism page for Fairfield <5>
• Covington
  (12 miles [19.3 km] to the southwest)
  • Jump to our Gazetteer entry for Covington
  • Covington is located in Kenton County (KY)
  • Population from the 2020 Census: 40,314 people
  • Jump to TripAdvisor's Tourism page for Covington <5>
• Mason
  (9 miles [14.5 km] to the north)
  • Jump to our Gazetteer entry for Mason
  • Mason is located in Warren County
  • Population from the 2020 Census: 34,300 people
  • Jump to TripAdvisor's Tourism page for Mason <5>
• Lebanon
  (16 miles [25.7 km] to the northeast)
  • Jump to our Gazetteer entry for Lebanon
  • Lebanon is located in Warren County
  • Population from the 2020 Census: 20,761 people
  • Jump to TripAdvisor's Tourism page for Lebanon <5>
• Norwood
  (6 miles [9.7 km] to the southwest)
  • Jump to our Gazetteer entry for Norwood
  • Norwood is located in Hamilton County
  • Population from the 2020 Census: 19,696 people
  • Jump to TripAdvisor's Tourism page for Norwood <5>
• Erlanger
  (19 miles [30.6 km] to the southwest)
  • Jump to our Gazetteer entry for Erlanger
  • Erlanger is located in Kenton County (KY)
  • Population from the 2020 Census: 19,393 people
  • Jump to TripAdvisor's Tourism page for Erlanger <5>
• Forest Park
  (8 miles [12.9 km] to the northwest)
  • Note: The GPS coordinates that we are using for Forest Park have been provided by the GNIS.<6> The coordinates still need to be verified.
  • Jump to our Gazetteer entry for Forest Park
  • Forest Park is located in Hamilton County
  • Population from the 2020 Census: 18,534 people
  • Jump to TripAdvisor's Tourism page for Forest Park <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 Blue Ash. Our list includes the location of those cemeteries and we provide an overhead view. See our Cemetery List for Blue Ash.

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

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

TripAdvisor Tourism Pages for Blue Ash ...

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

Adding Blue Ash to Our Gazetteer ...

We originally found mention of Blue Ash 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 Blue Ash was in the document titled List of Post Offices from Cameron Blevins and Richard Helbock.<7>

From that list, the Blue Ash post office opened in 1887.

We also found Blue Ash in the book titled Business Atlas and Shippers' Guide (1895).

For more details, see References and Mentions for Blue Ash.

Off-the-Road Links ...

The official website for Blue Ash: www.blueash.com/

The official website for Hamilton County: www.hamilton-co.org/

The official website for State of Ohio: https://ohio.gov/