Welcome to Blackrock Hills ...
Blackrock Hills is located in Montgomery County<1>.
Blackrock Hills is 430 feet [131 m] above sea level.<2>.
Time Zone: Blackrock Hills lies in the Eastern Time Zone (EST/EDT) and observes daylight saving time
Area Codes for Blackrock Hills: 301, 227 & 240<3>
Websites for Blackrock Hills ...
Chamber of Commerce: www.montgomerycountychamber.com/
Although we don't have any websites that are specific to Blackrock Hills, the following might be of interest:
Communities near Blackrock Hills ...
We have created a list of 10 communities that are near Blackrock Hills.
- Frederick
(19 miles [30.6 km] to the north)
- Jump to our Gazetteer entry for Frederick
- Frederick is located in Frederick County
- Population from the 2020 Census: 73,308 people
- Former names for Frederick:
- Frederick City
- Frederick Town
- Jump to TripAdvisor's Tourism page for Frederick <4>
- Rockville
(9 miles [14.5 km] to the southeast)
- Gaithersburg
(5 miles [8 km] to the east)
- Leesburg
(13 miles [20.9 km] to the west)
- Note: The GPS coordinates that we are using for Leesburg have been provided by the GNIS.<5> The coordinates still need to be verified.
- Jump to our Gazetteer entry for Leesburg
- Leesburg is located in Loudoun County (VA)
- Population from the 2020 Census: 54,488 people
- Jump to TripAdvisor's Tourism page for Leesburg <4>
- Herndon
(12 miles [19.3 km] to the south)
- Note: The GPS coordinates that we are using for Herndon have been provided by the GNIS.<5> The coordinates still need to be verified.
- Jump to our Gazetteer entry for Herndon
- Herndon is located in Fairfax County (VA)
- Population from the 2020 Census: 24,573 people
- Jump to TripAdvisor's Tourism page for Herndon <4>
- Takoma Park
(19 miles [30.6 km] to the southeast)
- Vienna
(16 miles [25.7 km] to the south)
- Falls Church
(19 miles [30.6 km] to the south)
- Mount Airy
(17 miles [27.4 km] to the northeast)
- Poolesville
(5 miles [8 km] to the west)
- Note: The GPS coordinates that we are using for Poolesville have been provided by the GNIS.<5> The coordinates still need to be verified.
- Jump to our Gazetteer entry for Poolesville
- Poolesville is located in Montgomery County
- Population from the 2020 Census: 5,249 people
- Jump to TripAdvisor's Tourism page for Poolesville <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 Blackrock Hills. Our list includes the location of those cemeteries and we provide an overhead view. See our Cemetery List for Blackrock Hills.
Using the information from an 1895 Atlas, we've created a list of communities that were in the area of Blackrock Hills. 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 Blackrock Hills.
We also have a detailed list of newspapers that have been published in the area around Blackrock Hills. See our Newspapers Page for Blackrock Hills.
TripAdvisor Tourism Pages for Blackrock Hills ...
Looking for more information about Blackrock Hills? 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 Blackrock Hills, there are neighboring communities that do have Tourism pages. A map of those communities can be found with our TripAdvisor Page for Blackrock Hills.
Footnotes ...
| <1> | If you're interested in how the shape of Maryland's counties, including Montgomery, have changed over time, we recommend the Atlas of Historical County Boundaries. |
| <2> | The elevation is an estimate for the area around Blackrock Hills - it will be higher in some places and lower in others. |
| <3> | When there's a risk of an area code running out of phone numbers, an 'Overlay Area Code' is created that has the same geographic boundaries as the existing area code. In this case, the 301 code has been Overlayed with one of the following codes: 227 or 240. New phone numbers in the Blackrock Hills area will be assigned with one of these codes: 301, 227 or 240. As a result, placing a call in the Blackrock Hills area will require 10-digit dialing (where you enter both the area code and then the phone number). |
| <4> | While we're fans and frequent users of TripAdvisor, you should know that we're also members of the TripAdvisor affiliate program. |
| <5> | 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 found that accuracy can vary and you should double-check the location if accuracy is required. |