Welcome to Blackrock Mill ...

Blackrock Mill is located in Montgomery County<1>.

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

A typical abbreviation for Blackrock Mill: Blackrock Ml. (or less commonly used: Blackrock Mll.)

Blackrock Mill is 240 feet [73 m] above sea level.<3>.

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

Area codes for Blackrock Mill: (301) & (240)<4>

Websites for Blackrock Mill ...

Chamber of Commerce:   www.montgomerycountychamber.com/

Although we don't have any websites that are specific to Blackrock Mill, the following might be of interest:

Communities near Blackrock Mill ...

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

• Rockville
  (9 miles [14.5 km] to the east)
  • Jump to our Gazetteer entry for Rockville
  • Rockville is located in Montgomery County
  • Population from the 2020 Census: 69,512 people
  • Jump to TripAdvisor's Tourism page for Rockville <5>
• Gaithersburg
  (6 miles [9.7 km] to the east)
  • Jump to our Gazetteer entry for Gaithersburg
  • Gaithersburg is located in Montgomery County
  • Population from the 2020 Census: 67,741 people
  • Jump to TripAdvisor's Tourism page for Gaithersburg <5>
• 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.<2> 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 <5>
• Herndon
  (11 miles [17.7 km] to the south)
  • Note: The GPS coordinates that we are using for Herndon have been provided by the GNIS.<2> 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 <5>
• Fairfax
  (19 miles [30.6 km] to the south)
  • Jump to our Gazetteer entry for Fairfax
  • Fairfax is located in Fairfax City (VA)
  • Population from the 2020 Census: 23,429 people
  • Jump to TripAdvisor's Tourism page for Fairfax <5>
• Takoma Park
  (19 miles [30.6 km] to the southeast)
  • Jump to our Gazetteer entry for Takoma Park
  • Takoma Park is located in Montgomery County
  • Population from the 2020 Census: 17,696 people
  • Jump to TripAdvisor's Tourism page for Takoma Park <5>
• Vienna
  (15 miles [24.1 km] to the south)
  • Jump to our Gazetteer entry for Vienna
  • Vienna is located in Fairfax County (VA)
  • Population from the 2020 Census: 16,518 people
  • Jump to TripAdvisor's Tourism page for Vienna <5>
• Falls Church
  (18 miles [29 km] to the southeast)
  • Jump to our Gazetteer entry for Falls Church
  • Falls Church is located in Falls Church City (VA)
  • Population from the 2020 Census: 14,631 people
  • Jump to TripAdvisor's Tourism page for Falls Church <5>
• Mount Airy
  (19 miles [30.6 km] to the northeast)
  • Jump to our Gazetteer entry for Mount Airy
  • Mount Airy is located in Carroll County
  • Population from the 2020 Census: 9,502 people
  • Jump to TripAdvisor's Tourism page for Mount Airy <5>
• Poolesville
  (5 miles [8 km] to the west)
  • Note: The GPS coordinates that we are using for Poolesville have been provided by the GNIS.<2> 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 <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 Blackrock Mill. Our list includes the location of those cemeteries and we provide an overhead view. See our Cemetery List for Blackrock Mill.

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

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

TripAdvisor Tourism Pages for Blackrock Mill ...

Looking for more information about Blackrock Mill? 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 Mill, there are neighboring communities that do have Tourism pages. A map of those communities can be found with our TripAdvisor Page for Blackrock Mill.

Off-the-Road Links ...

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

The official website for Montgomery County: www.montgomerycountymd.gov/

The official website for State of Maryland: www.maryland.gov/