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Longmont, Colorado

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Welcome to Longmont ...

The city of Longmont is primarily located in Boulder County<1>. A portion of Longmont extends into Weld County.

From the  Census Estimates for 2019, Longmont has a population of 97,316 people<2> (see below for details).

While we don't have a date for the establishment of Longmont, you might get a feel for its founding by knowing that they incorporated November 15, 1885.

Longmont is 4,990 feet [1,521 m] above sea level.<3> In other words, the altitude of Longmont is about 1 mile [or ~1½ km] above sea level.

Time Zone: Longmont lies in the Mountain Time Zone (MST/MDT) and observes daylight saving time

Telephone area codes for Longmont: (303) & (720)<4>

The ZIP codes for Longmont: 80501-80504<5>

Websites for Longmont ...

Official Website:   www.ci.longmont.co.us/

Chamber of Commerce:   www.longmontchamber.org/

Population Details ...

Taken from the 2019 Census Estimates, Longmont had an population of 97,316 people. This is an increase of 12.8% since the 2010 Census (or an increase of 36.89% since the 2000 Census).

At the time of the 2010 Census, Longmont had a population of 86,270 people (or 29.29% of the total population of Boulder County). This makes Longmont the county's 2nd most populous community.

The population of Longmont represents 1.72% of the total population of Colorado (which has 5,029,196 people), making it the state's 13th most populous community.

With a 2010 count of 86,270 people, the population of Longmont increased 21.35% from the 2000 Census (which had a count of 71,093 people).

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

Communities near Longmont ...

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

  • Thornton [Adams County]
    • Jump to our Gazetteer entry for Thornton
    • Thornton [Adams County] lies 19 miles [30.6 km]<6> to the southeast of Longmont
    • Population from the 2020 Census: 148,113 people
    • Note: The GPS coordinates that we are using for Thornton have been provided by the GNIS.<7> The coordinates still need to be verified.
    • Jump to Google Maps centered on Thornton
    • Jump to TripAdvisor's Tourism page for Thornton<8>
  • Boulder [Boulder County]
    • Jump to our Gazetteer entry for Boulder
    • Boulder [Boulder County] lies 14 miles [22.5 km]<6> to the southwest of Longmont
    • Population from the 2020 Census: 107,645 people
    • Jump to Google Maps centered on Boulder
    • Jump to TripAdvisor's Tourism page for Boulder<8>
  • Loveland [Larimer County]
    • Jump to our Gazetteer entry for Loveland
    • Loveland [Larimer County] lies 16 miles [25.7 km]<6> to the north of Longmont
    • Population from the 2020 Census: 83,517 people
    • Note: The GPS coordinates that we are using for Loveland have been provided by the GNIS.<7> The coordinates still need to be verified.
    • Jump to Google Maps centered on Loveland
    • Jump to TripAdvisor's Tourism page for Loveland<8>
  • Broomfield [Broomfield County]
    • Jump to our Gazetteer entry for Broomfield
    • Broomfield [Broomfield County] lies 15 miles [24.1 km]<6> to the south of Longmont
    • Population from the 2020 Census: 72,236 people
    • Note: The GPS coordinates that we are using for Broomfield have been provided by the GNIS.<7> The coordinates still need to be verified.
    • Jump to Google Maps centered on Broomfield
    • Jump to TripAdvisor's Tourism page for Broomfield<8>
  • Continue List   (6 more) ...
    • Northglenn [Adams County]
      • Jump to our Gazetteer entry for Northglenn
      • Northglenn [Adams County] lies 19 miles [30.6 km]<6> to the south of Longmont
      • Population from the 2020 Census: 38,845 people
      • Note: The GPS coordinates that we are using for Northglenn have been provided by the GNIS.<7> The coordinates still need to be verified.
      • Jump to Google Maps centered on Northglenn
      • Jump to TripAdvisor's Tourism page for Northglenn<8>
    • Erie [Boulder County]
      • Jump to our Gazetteer entry for Erie
      • Erie [Boulder County] lies 9 miles [14.5 km]<6> to the south of Longmont
      • Population from the 2020 Census: 30,318 people
      • Note: The GPS coordinates that we are using for Erie have been provided by the GNIS.<7> The coordinates still need to be verified.
      • Jump to Google Maps centered on Erie
      • Jump to TripAdvisor's Tourism page for Erie<8>
    • Lafayette [Boulder County]
      • Jump to our Gazetteer entry for Lafayette
      • Lafayette [Boulder County] lies 12 miles [19.3 km]<6> to the south of Longmont
      • Population from the 2020 Census: 28,579 people
      • Note: The GPS coordinates that we are using for Lafayette have been provided by the GNIS.<7> The coordinates still need to be verified.
      • Jump to Google Maps centered on Lafayette
      • Jump to TripAdvisor's Tourism page for Lafayette<8>
    • Louisville [Boulder County]
      • Jump to our Gazetteer entry for Louisville
      • Louisville [Boulder County] lies 13 miles [20.9 km]<6> to the south of Longmont
      • Population from the 2020 Census: 19,060 people
      • Jump to Google Maps centered on Louisville
      • Jump to TripAdvisor's Tourism page for Louisville<8>
    • Firestone [Weld County]
      • Jump to our Gazetteer entry for Firestone
      • Firestone [Weld County] lies 8 miles [12.9 km]<6> to the east of Longmont
      • Population from the 2020 Census: 15,298 people
      • Note: The GPS coordinates that we are using for Firestone have been provided by the GNIS.<7> The coordinates still need to be verified.
      • Jump to Google Maps centered on Firestone
      • Jump to TripAdvisor's Tourism page for Firestone<8>
    • Johnstown [Weld County]
      • Jump to our Gazetteer entry for Johnstown
      • Johnstown [Weld County] lies 14 miles [22.5 km]<6> to the northeast of Longmont
      • Population from the 2020 Census: 13,923 people
      • Jump to Google Maps centered on Johnstown
      • Jump to TripAdvisor's Tourism page for Johnstown<8>

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

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

We also have a detailed list of newspapers that have been published in the area around Longmont. Our list includes 26 papers. See our Newspapers Page for Longmont.

TripAdvisor Tourism Pages for Longmont ...

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

Adding Longmont to Our Gazetteer ...

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

In addition, our notes show that the earliest dated mention that we've found for Longmont was in the Business Atlas and Shippers' Guide (1895).

We also found Longmont on a map titled Rand McNally Map of Colorado (1947).

For more details about the above, see References and Mentions for Longmont on our Genealogy Page.

The Communities of Colorado

About Boulder County

About Colorado

The official website for Longmont: www.ci.longmont.co.us/

The official website for Boulder County: www.co.boulder.co.us/

The official website for State of Colorado: https://www.colorado.gov/

Footnotes ...

<1>If you're interested in how the shape of Colorado's counties, including Boulder, 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 Longmont.
<3>The elevation is an estimate for the area around Longmont - it will be higher in some places and lower in others.
<4>Area code (720) is an overlay for area code (303).
<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 Longmont). When looking for a ZIP Code, whether Longmont or elsewhere, it's always best to check the website of the United States Postal Service (USPS).

Our list of ZIP Codes for Longmont includes: 80501, 80502, 80503 & 80504.
<6>Our distances are not driving distances, but are calculated as a 'straight-line' distance. A straight line distance ignores obstructions like rivers, canyons, lakes, et cetera - it's truly a line from Point A (ie- Longmont) to Point B.If you need the driving distance (or directions), we recommend that you use one of the Mapping Services listed on our Map Page for Longmont. Since we usually use Google Maps for our own planning, we've provided the following link for your convenience: Google Map and Driving Directions starting from LongmontOur distance measurements begin at a specific point in Longmont. The point we use is located at these GPS coordinates - Latitude: 40.1739, Longitude: -105.1026    
<7>The location has been supplied by the Geographic Names Information System - which is maintained by the U.S. Geological Survey (USGS). While these values should be definitive, we have found that accuracy can vary and you should double-check the location if accuracy is required.
<8>While we're fans and frequent users of TripAdvisor, you should know that we're also members of the TripAdvisor affiliate program.






















 

 

 

 

 


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This page was last modified: 08 Aug 2022