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LT

Lake Telemark, New Jersey

Census designated place in Morris County, New Jersey

Population, 2000 to 2020−2.5%
1.2k1.2k1.3k1.3k2000: 1,20220002010: 1,25520102020: 1,17220201,2021,172
Population of Lake Telemark at each census
CensusPopulation
20001,202
20101,255
20201,172

As counted at each census, within the boundaries the area had then; the current estimate is in the glance card.

Sources: Census 2000 Summary File 1: total population, place level, state 34, retrieved November 14, 2026; Census 2010 Summary File 1: total population, place level, state 34, retrieved November 14, 2026; Census 2020 Redistricting Data (P.L. 94-171): total population, place level, state 34, retrieved November 14, 2026.

Lake Telemark compared with its county and state
Lake Telemark compared with its county and state, American Community Survey 2019-2023
MeasureLake TelemarkMorris CountyNew Jersey
Population1,519510,3759,267,014
Median household income$107,065$134,929$101,050
Median age32.342.740.1
Median home value$424,200$557,000$427,600
Bachelor’s degree or higher47.0%57.2%42.9%
Foreign-born residents14.3%19.6%23.5%
Owner-occupied homes91.0%73.9%63.7%
Mean commute to work30.6 minutes30.1 minutes30.9 minutes

Source: American Community Survey 5-year data profile 2019–2023, place level, state 34, retrieved November 14, 2026.

Household income in Lake Telemark
Under $50k16.3%
$50k to $100k28.6%
$100k to $150k15.1%
$150k to $200k20.8%
$200k and over19.3%

Median household income $107,065 · Share of households by income, American Community Survey 5-year 2019-2023, table S1901.

Source: American Community Survey 5-year subject table S1901 (household income) 2019–2023, place level, state 34, retrieved November 14, 2026.

Housing tenure in Lake Telemark
Owner occupied
477 units
Renter occupied
47 units
Vacancy rate
0%

Occupied housing units by tenure and the share of all units vacant, American Community Survey 5-year 2019-2023, table DP04.

Source: American Community Survey 5-year data profile 2019–2023, place level, state 34, retrieved November 14, 2026.

Public schools in Lake Telemark1
Public schools in Lake Telemark, NCES directory 2023–2024
SchoolTypeGradesDistrict
Katharine D Malone Elementary SchoolPublicK–5Rockaway Township School District

Open public schools in the NCES directory for 2023–2024, placed by their listed location; private schools are not in the source. Enrollment and ratings are not shown.

Sources: NCES Common Core of Data, public school directory 2023–2024, retrieved November 14, 2026; NCES EDGE public school geocodes 2024–2025, retrieved November 14, 2026.

Community

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Lake Telemark at a glance
Type
Census designated place
Land area
2.13 sq mi
Water area
0.06 sq mi
Population
1,519 (2019-2023 estimate)
Households
524
Median age
32.3
Median household income
$107,065
Median home value
$424,200
Median gross rent
Not available yet
Owner-occupied homes
91.0%
Bachelor’s degree or higher
47.0%
Foreign-born residents
14.3%
Mean commute to work
30.6 minutes
Census GEOID
3438430

Sources: Census Gazetteer 2025: places, retrieved November 14, 2026; American Community Survey 5-year data profile 2019–2023, place level, state 34, retrieved November 14, 2026.

ZIP codes and metro area
ZIP codes
07866
Metro area
New York-Newark-Jersey City, NY-NJ

Sources: Census 2020 ZCTA relationship file: ZCTAs to places, retrieved November 14, 2026; Census Gazetteer 2025: metropolitan and micropolitan areas, retrieved November 14, 2026.