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Somerset, NJ CR 639 nb, Green Knoll, March 2024
New Jersey›Somerset County

Green KnollNJ

A town of 6,789.

5 bordering townsMap →
Photo of Green Knoll

Green Knoll, NJ · Photo: Mr. Matté (if there is an issue with this image, contact me using this image's Commons talk page, my Commons user talk page, or my English Wikipedia user talk page; I'll know about it a lot faster) · CC BY-SA 4.0 · Source ↗

Is Green Knoll a good place to live?

Green Knoll’s median household income is $165,000, above both New Jersey’s towns ($113,000) and U.S. towns ($80,000). We don’t grade Green Knoll yet; the figures below are still real.

A job hub

Every workday, about 5,590 people come to Green Knoll for work

Where Green Knoll’s working residents go each day. Line width shows the share.

12% → Bridgewater Township Bridgewater Township 12% 6% → New York New York 6% 3% → Bernards Township Bernards Township 3% 3% → Franklin Township Franklin Township 3% 2% → New Brunswick New Brunswick 2% 2% → Edison Township Edison Township 2% Green Knoll · 3% stay
5,688jobs based in Green Knoll
3%of working residents work in town
16 mimedian commute distance

Census LEHD 2023

Nearby attractions

Madison Square Garden and 497 more within 40 miles

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

All 720 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 · Coney Island: OptimumPx, Public domain

Getting set up

Moving to Green Knoll: who provides what

Green Knoll is unincorporated, so Somerset County and regional agencies provide most services.

PowerPSE&G25.0¢/kWh · EIA 2025HIFLD · EIA
WaterNew Jersey American WaterNo health-based violations in 5 years · EPAEPA
Internet4 providers99% of addresses get 100/20 MbpsFCC
Trash & county servicesSomerset CountySomerset County provides services here
SchoolsBridgewater-Raritan Region 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 hereSomerset County ClerkSomerset County; contacts on the Handbook page.FVAP, Sep 2025
ZIP code0880708807 100%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 Green Knoll.

Work & commute

Green Knoll has 1.6 jobs for every working resident, and 5,590 people commute in

For most workers, Green Knoll is a place to come home to: only 3% work in town. The share of workers in Green Knoll who do their job from home is 29%, against 16% in New Jersey’s towns and 11% across U.S. towns. 3.3% of Green Knoll residents live below the poverty line. Employers in Green Knoll added 630 jobs between 2013 and 2023, to 5,688.

3%work in town
Green KnollNew Jersey townsU.S. towns
Work from home29%16%11%
Below the poverty line3.3%6.1%9.6%
Working residents who work in town2.8%6.3%8%
Average trip to work29 minutes30 minutes25 minutes

Where working residents work

In Green Knoll3%
Bridgewater Township12%
New York6%
Bernards Township3%
Franklin Township3%
16 mi
median commute distance
5,688
jobs based in Green Knoll
A job hub
jobs vs. working residents

Census LEHD 2023 · ACS

Climate

The climate in Green Knoll brings four seasons and pleasant summers

A winter brings about 21 inches of snow, with January nights at 22° and July afternoons at 86°.

21″snow a winter

Typical low → high °F

Winter24–42°
Spring39–62°
Summer61–84°
Fall44–66°
Oct 18
typical first frost
Apr 26
typical last frost
+2.3°
vs. the 20th-century average

NOAA U.S. Climate Normals, 1991–2020

Health

Fewer of Green Knoll’s adults binge drink than in the typical New Jersey or U.S. town

Just over four in five adults had a checkup this year in Green Knoll. This New Jersey town beats the New Jersey average on 18 of 32 CDC measures and trails it on 1.

Green KnollNew Jersey townsU.S. towns
Frequent mental distress (CDC PLACES)12%15%17%
Binge drink (CDC PLACES)13%16%16%
Depression (CDC PLACES)14%16%23%
Obesity (CDC PLACES)24%28%35%
32 measures vs. New Jersey
18 better13 too close to call1 worse
What stands outGreen KnollNJ
Fewer adults facing housing insecurity6.3%12.3%
Fewer adults facing a utility shut-off3.6%7%
More adults who have had cancer9.4%7.5%
Robert Wood Johnson University Hospital - Somerset
2.7 mi away · emergency room
None
primary care, dental or mental-health shortage

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

Natural hazards

Green Knoll has a moderate natural-hazard risk, chiefly from inland flooding

In Green Knoll, the natural-hazard score from FEMA is 59 of 100. FEMA puts nearly four fifths of the town’s expected hazard losses down to inland flooding, and 5% to earthquakes.

59risk score of 100
FEMA risk score
59Moderate riskLowerHigher
Inland floodingEarthquakes

FEMA National Risk Index · OpenFEMA

Housing

The median home in Green Knoll sells for about $1.34M

The share of households in Green Knoll who live in a home they own: 79%.

$1.34Mmedian sale price
1
homes sold in May

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

Keep exploring

Everything we know about Green Knoll

14pages on Green Knoll
After high school

Colleges nearby

7 within 15 miles of the center of Green Knoll

About Green Knoll

Populated place in Somerset County, New Jersey, US

Green Knoll is an unincorporated community and census-designated place (CDP) located within Bridgewater Township, in Somerset County, in the U.S. state of New Jersey. As of the 2020 census, Green Knoll had a population of 6,594.

From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)

Area
4.7 sq mi
Elevation
184 ft

Green Knoll’s neighbors

5 towns share a border with Green Knoll.

Explore the map →
How the neighbors grade
TownNJ rankOverallCostSafetySchoolsHealth
Green Knoll——————
Martinsville——————
Bridgewater Center——————
Pluckemin——————
Bridgewater Township#144A−D—B+A+
Bedminster Township#76ADAA−A+

Bridgewater Township reports no FBI crime data of its own. Green Knoll, Martinsville, Bridgewater Center and Pluckemin aren’t graded (fewer than 1,000 residents, or not enough data). Compare Green Knoll with a neighbor →

Questions about Green Knoll

Short answers, built from the data on this page.

Is Green Knoll, NJ a good place to live?

We don’t grade Green Knoll yet; the figures below are still real.