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Mountain Ridge Lake

Walpack, New Jersey — Sussex County.

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5.8Surface acres

Surface area: The USGS National Hydrography Dataset outline (NHD Permanent ID {CBA71213-84BD-4152-8E3C-A63FADBF4E4F}).

Nearest airports

The closest airport with scheduled passenger flights to Mountain Ridge Lake, plus larger airports within about 150 miles:

Car rental links go to our partner Discover Cars; LakeRipple may earn a commission at no extra cost to you. Affiliate disclosure.

Airports with scheduled airline service from OurAirports (large and medium airports); larger airports are FAA large, medium and small hubs by FAA CY2025 enplanements ("major airport" = FAA large hub). Distances are straight-line from the lake's center, not driving distance; road routes are longer.

Location & fast facts

Where Mountain Ridge Lake is in New Jersey

The red circle marks Mountain Ridge Lake.

Fast facts

About Mountain Ridge Lake

  • County: Sussex
  • Town: Walpack
  • Mapped as: Reservoir (USGS National Hydrography Dataset)
  • Distance: about 46 mi from Newark and 61 mi from Trenton and 31 mi from Morristown and 122 mi from Atlantic City, straight-line (not driving distance)

Towns and counties: U.S. Census Bureau boundaries overlaid on the USGS lake outline.

Fishing in New Jersey

Official NJ Fish & Wildlife pages. Rules and fees change; check before you go.

Good for & watch for

Good for

  • Camping. 83 campgrounds within 15 mi (list)

Watch for

    Built only from the data on this page: official access lists, OpenStreetMap beaches and trails, campground listings, state and USGS invasive-species records. We don't rate crowds or water quality.

    Lake map

    Mountain Ridge Lake shoreline

    0.05 mileN

    No public access sites are listed for this water in the OpenStreetMap boat ramps (no statewide agency ramp layer used) data.

    Shoreline: USGS National Hydrography Dataset (NHD Waterbody, Permanent ID {CBA71213-84BD-4152-8E3C-A63FADBF4E4F}), public domain. State outline: U.S. Census Bureau TIGERweb. Points: OpenStreetMap boat ramps (no statewide agency ramp layer used). Interactive map: Leaflet with © OpenStreetMap contributors. Not for navigation.

    Campgrounds near Mountain Ridge Lake

    We found 83 campgrounds and RV parks within 15 miles of Mountain Ridge Lake, 61 of them within 5 miles. Distances are straight-line from the nearest point on the shoreline, so driving distance is longer.

    14 more within 15 miles
    • Fp-4 · 2.0 mi from the shore · Hardwick
    • Fp-6 · 2.0 mi from the shore · Hardwick
    • Fp-6 · 2.0 mi from the shore · Middle Smithfield
    • Rivers Bend Group Campground · 2.0 mi from the shore · Middle Smithfield
    • Fp-8 · 2.0 mi from the shore · Middle Smithfield
    • Fp-8 · 2.0 mi from the shore · Hardwick
    • Fp-10 · 2.1 mi from the shore · Hardwick
    • Fp-10 · 2.1 mi from the shore · Middle Smithfield
    • Qu-13 · 2.4 mi from the shore · Walpack
    • Qu-11 · 2.4 mi from the shore · Walpack
    • Alosa Campsites R2-R6 · 2.4 mi from the shore · Middle Smithfield
    • Alosa Campsites R2-R6 · 2.4 mi from the shore · Hardwick
    • Qu-9 · 2.5 mi from the shore · Walpack
    • Qu-7 · 2.6 mi from the shore · Walpack

    All campgrounds & RV parks in New Jersey

    Green tent icons on the lake map mark campgrounds near the shore, and the interactive map shows the closest 12. Amenities are listed only where a source records them; call or check the campground's website before you go, since seasons and rates change every year.

    Campground data: Recreation.gov (RIDB) · OpenStreetMap contributors (ODbL). Pulled Oct 12, 2026.

    Conditions right now

    Air temperature & conditions (nearest NWS station)Loading…
    Fetching the latest National Weather Service observation…

    Live from the National Weather Service API for the lake's coordinates (41.0862, -74.9288). The nearest station may be several miles away. NWS forecast for Mountain Ridge Lake. No live water-temperature sensor is shown because we haven't found a public one for this lake.

    Sun, moon & best fishing times

    Sun & moon at Mountain Ridge Lake

    Best fishing times

    Major periodMinor periodDaylight

      Based on solunar theory, an estimate. Major periods (about 2 hours) center on when the moon is directly overhead or underfoot; minor periods (about 1 hour) center on moonrise and moonset. The 0–100 activity score rises during those periods and gets a boost near sunrise and sunset and around the new and full moon. Weather, water temperature and pressure often matter more. Sun and moon times are calculated in your browser from the lake's coordinates with standard astronomy formulas, shown in ET (America/New_York), and accurate to within a few minutes.

      Contact & official info

      Questions about Mountain Ridge Lake

      How big is Mountain Ridge Lake?

      Mountain Ridge Lake covers about 6 acres in Walpack, New Jersey (Sussex County).

      Are there campgrounds near Mountain Ridge Lake?

      Yes. We list 83 campgrounds and RV parks within 15 miles, 61 of them within 5 miles.

      What towns are on Mountain Ridge Lake?

      Mountain Ridge Lake touches Walpack in Sussex County, New Jersey.

      Share a tip or fishing report

      Know Mountain Ridge Lake? Tell us about the launch, parking, where they're biting or anything a first-time visitor should know. Tips go privately to the LakeRipple editor; nothing is posted automatically. Helpful tips may be featured on this page (we'll use your first name only if you give one).

      Lakes & ponds nearby

      Straight-line distance between lake centers. All New Jersey lakes & ponds · All waters in Walpack