Milford is a borough in Pike County, Pennsylvania, United States, and the county seat. Its population was 1,021 at the 2010 census. Located on the upper Delaware River, Milford is part of the New York metropolitan area.

Morris County is a county located in the U.S. state of New Jersey, about 30 mi (48 km) west of New York City. According to the 2010 census, the population was 492,276, up from the 470,212 at the 2000 Census, As of the 2019 Census estimate, the county's population was 491,845, making it the state's 10th-most populous county, and marking a 1.5% increase from 2010. The county is part of the New York metropolitan area and is divided into 39 municipalities, but has no large cities. Its county seat is Morristown. The most populous place was Parsippany-Troy Hills Township, with 53,238 residents at the time of the 2010 Census, while Rockaway Township covered 45.55 square miles (118.0 km2), the largest total area of any municipality. In 2015, the county had a per capita personal income of $86,582, the highest in New Jersey and ranked 24th of 3,113 counties in the United States. Morris County, as of the 2000 Census, was the sixth-wealthiest county in the United States by median household income at $77,340 (second in New Jersey behind Hunterdon County at $79,888), sixth in median family income at $89,773 (third in New Jersey behind Hunterdon County at $91,050 and Somerset County at $90,605) and ranked tenth by per capita income at $36,964 (second in New Jersey behind Somerset County at $37,970).The Bureau of Economic Analysis ranked the county as having the 16th-highest per capita income of all 3,113 counties in the United States (and the second highest in New Jersey) as of 2009. The county ranked third in the New York metropolitan area in terms of median income. Morris County was recently ranked number 2 of 21 NJ counties as one of the healthiest counties in New Jersey, according to an annual report by County Health Rankings and Roadmaps.

Passaic County ( pə-SAY-ik) is a county in the U.S. state of New Jersey that is part of the New York metropolitan area. As of the 2010 census, the population was 501,226, an increase of 12,177 (+2.5%) from the 489,049 counted in the 2000 Census, As of the 2019 Census estimate, the county's population was 501,826, making it the state's ninth-most populous county, and marking an increase of 2.3% from 2010. Its county seat is Paterson. The most populous place was Paterson, with 146,199 residents at the time of the 2010 Census, more than 29% of the county's population, while West Milford covered 80.32 square miles (208.0 km2), the largest total area of any municipality and more than 40% of the county's area.Passaic County was created on February 7, 1837, from portions of Bergen County and Essex County.

Port Jervis is a city located at the confluence of the Neversink and Delaware rivers in western Orange County, New York, north of the Delaware Water Gap. Its population was 8,828 at the 2010 census. The communities of Deerpark, Huguenot, Sparrowbush, and Greenville are adjacent to Port Jervis. Matamoras, Pennsylvania, is across the river and connected by bridge. Montague Township, New Jersey, borders here. It was part of early industrial history, a point for shipping coal to major markets to the southeast by canal and later by railroads. Its residents had long-distance passenger service by railroad until 1970. The restructuring of railroads resulted in a decline in the city's business and economy.In the 21st century, from late spring to early fall, many thousands of travelers and tourists pass through Port Jervis on their way to enjoying rafting, kayaking, canoeing and other activities in the Delaware Water Gap National Recreation Area and the Upper Delaware Scenic and Recreational River and the surrounding area. Port Jervis is part of the Poughkeepsie–Newburgh–Middletown metropolitan area as well as the larger New York metropolitan area. In August 2008, Port Jervis was named one of "Ten Coolest Small Towns" by Budget Travel magazine.