Location of Mendham Borough in Morris County highlighted in red (right). Inset map: Location of Morris County in New Jersey highlighted in orange (left).
Located on the northern end of the Somerset Hills region, the borough is known for its country homes and historic downtown.[25][26][27][28][29]
The Mendham Historic District was listed on the National Register of Historic Places and the state register in 1985.[30] Notable landmarks in the district include the Phoenix House, which serves as the borough's municipal building, along with the Black Horse Inn Tavern & Pub; New Jersey’s oldest continually operating restaurant, dating back to 1742.[31][32][33]
New Jersey Monthly magazine ranked Mendham Borough as the number one place to live in the state in its 2013 rankings of the "Best Places to Live" in New Jersey.[34]
In the Forbes magazine's 2006 (209th; median sale price of $835,000) and 2012 (356th; $800,672) rankings of the Most Expensive ZIP Codes in the United States, Mendham was listed among the top 500 nationwide.[35][36] In 2018, New Jersey Business Magazine listed Mendham at 41st in its listing of "The Most Expensive ZIP Codes in New Jersey", with a median sale price 2017 of $650,000.[37]
^Explore Southwestern Morris County, Morris County Tourism Authority. Accessed April 10, 2024. "Southwestern Morris County includes a multitude of farms, farmers markets and community-supported agriculture offering fresh produce and festivals throughout the growing season throughout its communities of Mount Olive, Washington Township (Long Valley), Roxbury, Chester, Chester Township, Mount Arlington, Mendham, Mendham Township, Randolph and Netcong."
^Cite error: The named reference Census2010 was invoked but never defined (see the help page).
^Cite error: The named reference LWD2010 was invoked but never defined (see the help page).
^Raritan River North Branch (above/including India Brook) Subwatershed, Raritan Headwaters. Accessed July 3, 2018. "This subwatershed includes the headwaters of the North Branch Raritan River in Morris County. The North Branch of the Raritan River begins in the Borough and flows in a southwest direction."
^Thomson, W. Barry. "New Municipal Proposals of 100 Years Ago", Inside the Brick Academy, June 2021. Accessed July 7, 2023. "Over the years a number of efforts have been made to alter municipal boundaries and create new municipalities in the Somerset Hills region, with the goal of making local governments more responsive to the changing needs of residents.... The first of such efforts in the 20th century resulted in the creation of Mendham Borough out of Mendham Township in 1906, and the separation of the Borough of Peapack-Gladstone from Bedminster Township in 1912."
^Cite error: The named reference nrhpdoc was invoked but never defined (see the help page).
^Black Horse Tavern & Pub, Morris County Tourism. Accessed July 7, 2023. "Drink and dine in a renovated 1740 stagecoach house at The Black Horse Tavern & Pub."
^Kelly, Joe. "New Jersey’s Oldest Restaurant is Closing in on 300 Years Old!", WPUR, April 11, 2023. Accessed July 7, 2023. "New Jersey's oldest continuously running restaurant has been in business since 1742.... The Black Horse Tavern and Pub is located in Mendham and is open for 7 days."
^Cervenka, Susanne. "Rich in New Jersey: Here are the 50 wealthiest towns in the state. Is yours one of them?", Asbury Park Press, July 1, 2019. Accessed October 7, 2020. "The USA TODAY NETWORK New Jersey took a look at U.S. Census data to find the 50th wealthiest towns in the state and ranked them by median household income.... 39. Mendham Borough - County: Morris County; Median household income: $145,284; Percent making more than $200,000: 33.1%"