Welcome to Denison ...

Denison is located in Westmoreland County<1>.

The location of Denison has been provided by the Geographic Names Information System (ie- the GNIS).<2>

While we don't have a date for the founding of Denison, you might consider that their post office opened  in 1877.

Denison is 1,340 feet [408 m] above sea level.<3>.

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

Communities Also Named Denison ...

Using our Gazetteer, we found that there are 9 communities that are also named Denison - they are located in Iowa, Kansas, Kentucky (2), Missouri, Ontario, Texas, Washington and Wyoming.

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

Communities near Denison ...

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

• Monroeville
  (19 miles [30.6 km] to the northwest)
  • Jump to our Gazetteer entry for Monroeville
  • Monroeville is located in Allegheny County
  • Population from the 2020 Census: 27,393 people
  • Jump to TripAdvisor's Tourism page for Monroeville <4>
• Murrysville
  (15 miles [24.1 km] to the northwest)
  • Jump to our Gazetteer entry for Murrysville
  • Murrysville is located in Westmoreland County
  • Population from the 2020 Census: 19,446 people
  • Jump to TripAdvisor's Tourism page for Murrysville <4>
• Greensburg
  (4 miles [6.4 km] to the west)
  • Jump to our Gazetteer entry for Greensburg
  • Greensburg is located in Westmoreland County
  • Population from the 2020 Census: 14,082 people
  • Jump to TripAdvisor's Tourism page for Greensburg <4>
• Jeannette
  (8 miles [12.9 km] to the west)
  • Jump to our Gazetteer entry for Jeannette
  • Jeannette is located in Westmoreland County
  • Population from the 2020 Census: 9,000 people
  • Jump to TripAdvisor's Tourism page for Jeannette <4>
• Latrobe
  (4 miles [6.4 km] to the northeast)
  • Jump to our Gazetteer entry for Latrobe
  • Latrobe is located in Westmoreland County
  • Population from the 2020 Census: 7,767 people
  • Jump to TripAdvisor's Tourism page for Latrobe <4>
• White Oak
  (18 miles [29 km] to the west)
  • Note: The GPS coordinates that we are using for White Oak have been provided by the GNIS.<2> The coordinates still need to be verified.
  • Jump to our Gazetteer entry for White Oak
  • White Oak is located in Allegheny County
  • Population from the 2020 Census: 7,396 people
  • Jump to TripAdvisor's Tourism page for White Oak <4>
• Connellsville
  (19 miles [30.6 km] to the south)
  • Jump to our Gazetteer entry for Connellsville
  • Connellsville is located in Fayette County
  • Population from the 2020 Census: 7,288 people
  • Jump to TripAdvisor's Tourism page for Connellsville <4>
• Mount Pleasant
  (10 miles [16.1 km] to the southwest)
  • Note: The GPS coordinates that we are using for Mount Pleasant have been provided by the GNIS.<2> The coordinates still need to be verified.
  • Jump to our Gazetteer entry for Mount Pleasant
  • Mount Pleasant is located in Westmoreland County
  • Population from the 2020 Census: 4,186 people
  • Jump to TripAdvisor's Tourism page for Mount Pleasant <4>
• Scottdale
  (14 miles [22.5 km] to the southwest)
  • Note: The GPS coordinates that we are using for Scottdale have been provided by the GNIS.<2> The coordinates still need to be verified.
  • Jump to our Gazetteer entry for Scottdale
  • Scottdale is located in Westmoreland County
  • Population from the 2020 Census: 4,060 people
  • Jump to TripAdvisor's Tourism page for Scottdale <4>
• Irwin
  (12 miles [19.3 km] to the west)
  • Note: The GPS coordinates that we are using for Irwin have been provided by the GNIS.<2> The coordinates still need to be verified.
  • Jump to our Gazetteer entry for Irwin
  • Irwin is located in Westmoreland County
  • Population from the 2020 Census: 3,716 people
  • Jump to TripAdvisor's Tourism page for Irwin <4>

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

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

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

TripAdvisor Tourism Pages for Denison ...

Looking for more information about Denison? 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.

While we are unaware of a Tourism page that is specific to Denison, there are neighboring communities that do have Tourism pages. A map of those communities can be found with our TripAdvisor Page for Denison.

Adding Denison to Our Gazetteer ...

We originally found mention of Denison 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 Denison was in the document titled List of Post Offices from Cameron Blevins and Richard Helbock.<5>

From that list, the Denison post office opened in 1877.

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

For more details, see References and Mentions for Denison.

Off-the-Road Links ...

Unfortunately, we don't know of a website for Denison. If you can help, please contact us through our Feedback Page.

The official website for Westmoreland County: www.co.westmoreland.pa.us/

The official website for State of Pennsylvania: https://www.pa.gov/