Lake Hopatcong, New Jersey — interactive Google street map, satellite and terrain views, Street View, live National Weather Service conditions and 7-day forecasts, real-time local and world news, and an editorial description of Lake Hopatcong, Morris County.
| City | Lake Hopatcong |
| State | New Jersey (NJ) |
| County | Morris |
| Country | United States of America |
| Timezone | Eastern Time (America/New_York) |
| Latitude | 40.948432 |
| Longitude | -74.617105 |
| Population | 10,259 |
| Density | 542.8 /km² |
| Incorporated | N/A |
| ZIP Code(s) | 07849 |
| Area Code | 732, 848 |
| County Seat | Morristown |
| School District | Jefferson Township School District |
Lake Hopatcong is a locality in Morris County, New Jersey, United States. It has a population of 10,259. The population density is 542.8 people per km². Lake Hopatcong is located at 40.9484°N, 74.6171°W. It observes the Eastern Time (America/New_York) timezone. ZIP code: 7849.
Lake Hopatcong, a sprawling expanse of blue, mirrors the changing New Jersey sky, its shores a mosaic of rocky outcrops and sandy coves. It lies 6.3 miles north-north-west of Randolph, NJ (from Randolph, NJ: bearing 347°T), and is situated 9.0 miles north-east of Mount Olive. The landscape around Lake Hopatcong is a gentle, rolling terrain, softened by dense woodlands that spill down to the water's edge, their leaves rustling with a sound like distant conversation. In the summer, the air hums with the low thrum of boat engines and the occasional sharp cry of a gull, a sound that seems to belong to the very texture of the humid air. The water itself, a deep, cool green in the shallows and a mysterious, inky blue further out, is the undisputed heart of this place, its currents dictating the rhythm of life for those who call its perimeter home. This vast body of water, the largest in New Jersey, carries the echoes of a different era when it was a vital artery for commerce and a summer destination for city dwellers seeking respite. The old Morris Canal, now largely a memory, once connected this inland lake to the industrial centers of the east, a ghost of past ambition that still whispers through the reedy marshes. Today, the economy of Lake Hopatcong is largely sustained by tourism and recreation, its marinas and lakeside eateries bustling with activity during the warmer months, a vibrant testament to the enduring appeal of its aquatic charm. Even in the quiet chill of autumn, when the deciduous trees shed their fiery cloaks, the lake retains a certain gravity, a placid grandeur that draws visitors back, year after year, to its familiar, inviting shores.
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This page provides an interactive Google map of Lake Hopatcong, New Jersey with street, satellite and terrain views and integrated Street View imagery. Live weather conditions are sourced directly from the National Weather Service, with current observations and a 7-day forecast also powered by Open-Meteo. Real-time local news and world news feeds keep the page current, while a Wikipedia summary or an editorially written description provides background on Lake Hopatcong and Morris County.
Detailed location data for Lake Hopatcong includes the ZIP code (07849), telephone area code (732, 848), county seat of Morris County (Morristown), and school district assignment (Jefferson Township School District). These are among the most commonly searched location details for any US city or town.
Location data is drawn from the USGS Geographic Names Information System (GNIS) and cross-verified against 2020 US Census records by coordinate proximity — ensuring the correct Lake Hopatcong is identified even where the name is shared across multiple counties or states. Population figures are sourced from the 2020 US Census.
| Page generated | June 2026 |
| Location data | SimpleMaps US Cities Database; coordinates matched to USGS GNIS definitive data |
| Wikipedia validation | Article content matched to USGS GNIS coordinates via Wikipedia geosearch API. Location verified by proximity — not name matching alone. |