The Town FilesGreenwich, New Jersey
Community in Warren County · population 2,558 (2020 Census)
- Median home
- $468,400
- Household income
- $164,167
- Jan low / Jul high
- 22° / 86°
- Snow a year
- 31 in
- Tornadoes ≤10 mi since 1950
- 5
- Median age
- 38.8
Greenwich is a community of 2,558 people in Warren County, New Jersey. The median home is worth $468,400, above the typical New Jersey town ($435,600). It ranks better for families than 81% of New Jersey towns, easier by car than 81% of New Jersey towns, more upscale than 74% of New Jersey towns.
How Greenwich ranks
Percentile among New Jersey towns with at least 500 people on The Town Files lifestyle rankings. 50 is typical for the state; 90 means better than 90% of New Jersey towns.
Homes and cost of living
The median home in Greenwich is worth $468,400, above the typical New Jersey town ($435,600). Homes cost about 2.9 times the median household income of $164,167, which is more affordable than 86% of New Jersey towns. 99.2% of households own their home.
| Housing | Greenwich | Typical New Jersey town |
|---|---|---|
| Median home value | $468,400 | $435,600 |
| Median rent | — | $1,774 |
| Median household income | $164,167 | $111,891 |
| Home value ÷ income | 2.9× | 3.8× |
| Homeownership | 99.2% | 80.8% |
| Median year built | 1998 | 1969 |
| Seasonal / vacation homes | 0.0% | — |
Who lives in Greenwich
| People | Greenwich | Typical New Jersey town |
|---|---|---|
| Median age | 38.8 | 42.7 |
| Age 65 and over | 6.5% | 18.3% |
| Under 18 | 30.7% | — |
| Bachelor's degree or higher | 51.9% | 44.1% |
| Below the poverty line | 2.1% | 5.7% |
| Veterans | 1.7% | — |
| Born outside the U.S. | 17.8% | — |
| Work from home | 17.0% | 16.3% |
| Average commute | 39.8 min | 30.4 min |
| Homes with broadband | 94.1% | 94.6% |
Weather in Greenwich
July highs average 85.6°F and January lows 21.5°F. About 51.0 inches of rain and melted snow fall a year, with 31.1 inches of snow (typical New Jersey town: 24.5 in). Expect about 21 days a year at 90°F or hotter and 119 nights at or below freezing.
Tornadoes, storms and disasters
5 tornadoes have passed within 10 miles of Greenwich since 1950, compared with 9 for the typical New Jersey town. The strongest, an F1, struck on February 2, 1973 about 8.6 miles from the town center. The most recent was on August 7, 2023.
Hail of 1 inch or larger has been reported within 10 miles 28 times; the largest was 1.75 inches on May 27, 2010.
Severe weather in Warren County since 1996
Warren County has been included in 27 federal disaster or emergency declarations since 1953, most often for fire, flood, other.
| Declared | Incident | Declaration |
|---|---|---|
| August 11, 2023 | Severe Storm | DR-4725: Severe Storm And Flooding |
| September 5, 2021 | Hurricane | DR-4614: Remnants Of Hurricane Ida |
| September 2, 2021 | Hurricane | EM-3573: Remnants Of Hurricane Ida |
| April 28, 2021 | Snowstorm | DR-4597: Severe Winter Storm And Snowstorm |
| March 25, 2020 | Biological | DR-4488: Covid-19 Pandemic |
Jobs and pay in Warren County
Warren County had 33,264 jobs in 2024, paying an average of $64,742 a year. Unemployment was 4% in 2023; in Greenwich itself the ACS puts it at 7.3%.
Towns near Greenwich
- Greenwich, NJ0.9 mi · 5,473 people · home $474,900
- Lopatcong, NJ2.3 mi · 8,776 people · home $358,400
- Phillipsburg, NJ2.4 mi · 15,249 people · home $193,200
- Pohatcong, NJ4.0 mi · 3,241 people · home $292,500
- Harmony, NJ4.4 mi · 2,503 people · home $353,900
- Easton, PA4.4 mi · 28,127 people · home $196,300
- Franklin, NJ4.6 mi · 2,968 people · home $428,300
- Chestnut Hill, PA4.7 mi · 6,689 people · home $375,000
Greenwich questions
Is Greenwich, New Jersey a good place to retire?
On The Town Files lifestyle rankings, Greenwich scores better for retirees than 5% of New Jersey towns and quieter than 52%. 6.5% of residents are 65 or older (median age 38.8).
How much does a house cost in Greenwich?
The median owner-occupied home in Greenwich is valued at $468,400 (Census ACS 2020–2024), against a median household income of $164,167, so homes cost about 2.9 times income. Median rent is — a month.
What is the weather like in Greenwich?
July highs average 85.6°F and January lows 21.5°F (NOAA 1991–2020 normals). It gets about 51.0 inches of precipitation a year and 31.1 inches of snow.
Does Greenwich get tornadoes?
5 tornadoes have passed within 10 miles of Greenwich since 1950 (NOAA Storm Events); the strongest was a F1 on February 2, 1973. The typical New Jersey town has had 9.
- U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024)
- U.S. Census Bureau, 2020 Census and 2025 Gazetteer (2020 / 2025)
- NOAA NCEI U.S. Climate Normals (1991–2020)
- NOAA NCEI Storm Events Database (1950–2026)
- FEMA OpenFEMA Disaster Declarations (this product uses the FEMA OpenFEMA API but is not endorsed by FEMA) (1953–2026)
- NCES Common Core of Data (2023–24)
- BLS Quarterly Census of Employment and Wages; USDA ERS county unemployment (BLS LAUS) (2000–2024)
- The Town Files lifestyle rankings, built from federal demographic, school, crime and housing data (2025)