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New Jersey›Morris County

Lake HopatcongNJ

This town of 10,259 people was settled in 1886.

Is Lake Hopatcong a good place to live?

Only 4 of the 469 New Jersey towns we compare have a lower peak summer temperature than Lake Hopatcong. 16% of the land in Lake Hopatcong is conserved, above both the New Jersey town median (11%) and the median of U.S. towns (4.3%). Minnisink Reservation, at 315 acres with 2.1 miles of trail, is the biggest park or preserve. We don’t grade Lake Hopatcong yet; the figures below are still real.

A commuter town

94% of working residents leave Lake Hopatcong for work

Where Lake Hopatcong’s working residents go each day. Line width shows the share.

7% → Jefferson Township Jefferson Township 7% 5% → New York New York 5% 5% → Parsippany-Troy Hills Township Parsippany-Troy Hills Township 5% 3% → Morristown Morristown 3% 3% → Roxbury Township Roxbury Township 3% 2% → Rockaway Township Rockaway Township 2% Lake Hopatcong · 6% stay
3,073jobs based in Lake Hopatcong
6%of working residents work in town
18 mimedian commute distance

Census LEHD 2023

Nearby attractions

Madison Square Garden and 468 more within 40 miles

Museums, parks, gardens and other places to visit around Lake Hopatcong. Close and well known come first.

All 618 attractions →
Sources: National Park Service · ski areas © OpenSkiMap / OpenStreetMap contributors · Wikidata · Wikipedia readership · photos via Wikimedia Commons
Photo credits

Madison Square Garden: Ajay Suresh from New York, NY, USA, CC BY 2.0 · Central Park: Ed Yourdon from New York City, USA, CC BY-SA 2.0 · MetLife Stadium: babyknight, CC BY 2.0 · Studio 54: Americasroof (talk), CC BY-SA 3.0 · Metropolitan Museum of Art: Hugo Schneider, CC BY-SA 2.0 · National September 11 Memorial & Museum: Paul Sableman, CC BY 2.0

Getting set up

Moving to Lake Hopatcong: who provides what

Lake Hopatcong is unincorporated, so Morris County and regional agencies provide most services.

PowerJCP&L18.4¢/kWh · EIA 2025HIFLD · EIA
WaterJefferson Twp W U Lk Hop water system8 health-based violations in 5 years · EPAEPA
Internet5 providers98% of addresses get 100/20 MbpsFCC
Trash & county servicesMorris CountyMorris County provides services here
SchoolsJefferson Township School DistrictWhich school depends on your addressNCES
Register to voteOnlineIn New Jersey you can register online until 21 days before Election Day, in person until 21 days before Election Day, or by mail (postmarked 21 days before).vote.gov
Who runs elections hereMorris County ClerkMorris County; contacts on the Handbook page.FVAP, Apr 2020
ZIP codes07849, 0788507849 83% · 07885 17%Census 2020

EPA SDWIS (Oct 9, 2026) · HIFLD + EIA-861 2025 · Census 2020 ZCTAs · NCES 2024–25 · registration: vote.gov, updated Nov 18, 2024.

The data

Ordered by what stands out in Lake Hopatcong.

Natural hazards

The biggest natural risk in Lake Hopatcong is inland flooding, at a very low overall level

The natural-hazard score from FEMA in Lake Hopatcong is 16 of 100. Flood insurance has paid out on 31 claims in the town since 1983. Expected losses in Lake Hopatcong break down as 61% from inland flooding and 13% from cold waves.

16risk score of 100
FEMA risk score
16Very low riskLowerHigher
Inland floodingCold wavesStrong wind
31
paid flood claims since 1983

FEMA flood insurance claims · FEMA National Risk Index · OpenFEMA

Work & commute

Lake Hopatcong has 0.6 jobs per working resident, so most workers leave town for work

For Lake Hopatcong, the average trip to work is 32 minutes. Only 6% of working residents stay in Lake Hopatcong for work; the rest commute out. Between 2013 and 2023, jobs locally rose by 1,022, to 3,073. In Lake Hopatcong, 4% of residents live below the poverty line.

6%work in town
Lake HopatcongNew Jersey townsU.S. towns
Average trip to work32 minutes30 minutes25 minutes
Median household income$118,000$113,000$80,000
Below the poverty line4%6.1%9.6%

Where working residents work

In Lake Hopatcong6%
Jefferson Township7%
New York5%
Parsippany-Troy Hills Township5%
Morristown3%
18 mi
median commute distance
3,073
jobs based in Lake Hopatcong
A commuter town
jobs vs. working residents

Census LEHD 2023 · ACS

Outdoors

In Lake Hopatcong, 16.1% of the land is conserved

The trail network density for Lake Hopatcong comes to 1.0 miles per square mile. There are 9.6 miles of trail across 6 parks and preserves.

16.1%conserved
16.1%
conserved · 962 of 5,974 acres
9.6 mi
of trails · 1 per sq mi
Biggest places to walkTrailsAcres
1. Minnisink Reservation2.1 mi315
2. Federal Land1.1 mi143
3. Rockaway River Wildlife Management Area0.3 mi86

Trails & parks © OpenStreetMap contributors · Conserved land: USGS PAD-US

Climate

Expect four seasons and pleasant summers in Lake Hopatcong

Lake Hopatcong’s January low is 18°F.

28″snow a winter

Typical low → high °F

Winter21–38°
Spring37–58°
Summer58–80°
Fall42–62°
Oct 17
typical first frost
Apr 25
typical last frost
+1.9°
vs. the 20th-century average

NOAA U.S. Climate Normals, 1991–2020

Who lives here

Lake Hopatcong skews older than New Jersey

Among residents in Lake Hopatcong, 22% are 65 or older. A bachelor’s degree or higher: 46% of adults 25 and older, vs 44% across New Jersey.

46median age · NJ 40.1
Lake HopatcongNew Jersey townsU.S. towns
Median age46 years42 years40.5 years
Aged 65 or older22%18%18%
Bachelor’s degree or more, 25+46%45%29%
Under 1819%21%22%
Lake HopatcongNew JerseyUnited States

Ages · share of residents

Education · adults 25 and older

No diploma4%
High school25%
Some college18%
Associate’s6%
Bachelor’s31%
Graduate15%

Women and men · all residents

49% women, 51% men

That’s an even split within the survey’s margin of ±3.4 points. Across New Jersey, 50.8% of residents are women.

Ages and education in Lake Hopatcong
Lake HopatcongNJU.S.
Under 108.9%11.6%11.6%
10 to 1710.2%10.2%10.3%
18 to 245.3%8.4%9.1%
25 to 3411.2%12.9%13.7%
35 to 4414%13.3%13.2%
45 to 5411%12.9%12.2%
55 to 6417.2%13.5%12.7%
65 to 7412.9%10%10.2%
75 and older9.3%7.2%7%
No diploma4.4%9.3%10.4%
High school25.4%25.3%26%
Some college18.1%15%19.1%
Associate’s5.7%6.7%8.8%
Bachelor’s31.3%26.1%21.6%
Graduate15.1%17.6%14.1%

U.S. Census Bureau · ACS 2020-2024 5-year estimates

Health

How healthy Lake Hopatcong is

For adults in Lake Hopatcong, the share who have diabetes is 8.8%. The town does better than the New Jersey average on 12 of 32 CDC measures and worse on 2. Among adults locally, 19% binge drink and 13% say their health is fair or poor.

Lake HopatcongNew Jersey townsU.S. towns
Obesity (CDC PLACES)24%28%35%
Binge drink (CDC PLACES)19%16%16%
Fair or poor health (CDC PLACES)13%15%19%
Get no exercise (CDC PLACES)19%22%25%
32 measures vs. New Jersey
12 better18 too close to call2 worse
What stands outLake HopatcongNJ
Fewer adults facing food insecurity8.7%14.3%
Fewer older adults who have lost all their teeth6.3%9.6%
More binge drinkers18.8%15.5%
Saint Clare's Hospital/ Denville Campus
8.9 mi away · emergency room
None
primary care, dental or mental-health shortage

CDC PLACES 2025 · modeled estimates for adults · CMS · HRSA

Housing

The median home in Lake Hopatcong sells for about $557K

92% of households are owner-occupiers in Lake Hopatcong. In Lake Hopatcong, the median rent is $1,686 a month. On the market locally: a median 26 days to sell.

$557Kmedian sale price
Lake HopatcongNew Jersey townsU.S. towns
Households that own their home92%77%73%
Median rent$1,686 a month$1,778 a month$1,185 a month
Market temperature
Seller’s marketA seller's marketBuyer’sSeller’s
26
days on market
101%
sale-to-list price
16
homes sold in September

Census ACS, 2020–24 · Zillow Home Value Index · Redfin Data Center

Keep exploring

Everything we know about Lake Hopatcong

16pages on Lake Hopatcong
After high school

Colleges nearby

5 within 15 miles of the center of Lake Hopatcong

Lake Hopatcong’s neighbors

5 towns share a border with Lake Hopatcong.

Explore the map →
How the neighbors grade
TownNJ rankOverallCostSafetySchoolsHealth
Lake Hopatcong——————
Jefferson Township#121ADA+B−A
Hopatcong#222B+C−ADA
Lower Berkshire Valley——————
Mount Arlington#95AD−A+B+A
Rockaway Township#162A−DB+B+A

Lake Hopatcong and Lower Berkshire Valley aren’t graded (fewer than 1,000 residents, or not enough data). Compare Lake Hopatcong with a neighbor →

Questions about Lake Hopatcong

Short answers, built from the data on this page.

Is Lake Hopatcong, NJ a good place to live?

We don’t grade Lake Hopatcong yet; the figures below are still real.