The Town FilesTrenton, Wisconsin
Town in Washington County · population 4,525 (2020 Census)
- Median home
- $366,000
- Household income
- $103,519
- Jan low / Jul high
- 13° / 82°
- Snow a year
- 47 in
- Tornadoes ≤10 mi since 1950
- 11
- Median age
- 49.3
Trenton is a town of 4,525 people in Washington County, Wisconsin. The median home is worth $366,000, above the typical Wisconsin town ($256,000). It ranks more of a college town than 88% of Wisconsin towns, more upscale than 79% of Wisconsin towns, more vibrant than 76% of Wisconsin towns.
How Trenton ranks
Percentile among Wisconsin towns with at least 500 people on The Town Files lifestyle rankings. 50 is typical for the state; 90 means better than 90% of Wisconsin towns.
Homes and cost of living
The median home in Trenton is worth $366,000, above the typical Wisconsin town ($256,000). Homes cost about 3.5 times the median household income of $103,519, which is more affordable than 32% of Wisconsin towns. Median rent is $1,453 a month. 87.7% of households own their home.
| Housing | Trenton | Typical Wisconsin town |
|---|---|---|
| Median home value | $366,000 | $256,000 |
| Median rent | $1,453 | $951 |
| Median household income | $103,519 | $82,217 |
| Home value ÷ income | 3.5× | 3.1× |
| Homeownership | 87.7% | 86.8% |
| Median year built | 1974 | 1978 |
| Seasonal / vacation homes | 2.5% | — |
Who lives in Trenton
| People | Trenton | Typical Wisconsin town |
|---|---|---|
| Median age | 49.3 | 45.1 |
| Age 65 and over | 17.3% | 21.0% |
| Under 18 | 15.9% | — |
| Bachelor's degree or higher | 34.8% | 23.8% |
| Below the poverty line | 3.3% | 7.2% |
| Veterans | 4.7% | — |
| Born outside the U.S. | 2.4% | — |
| Work from home | 12.8% | 10.9% |
| Average commute | 25.1 min | 24.6 min |
| Homes with broadband | 96.6% | 89.1% |
Weather in Trenton
July highs average 81.8°F and January lows 13.0°F. About 33.3 inches of rain and melted snow fall a year, with 46.5 inches of snow (typical Wisconsin town: 45.7 in). Expect about 9 days a year at 90°F or hotter and 153 nights at or below freezing.
Tornadoes, storms and disasters
11 tornadoes have passed within 10 miles of Trenton since 1950, compared with 15 for the typical Wisconsin town. 3 rated (E)F2 or stronger. The strongest, an F4, struck on April 4, 1981 about 5.7 miles from the town center and killed 3. Tornadoes within 10 miles have caused 3 deaths and 86 injuries since 1950. The most recent was on June 3, 2007.
Hail of 1 inch or larger has been reported within 10 miles 47 times; the largest was 2.50 inches on April 7, 2020.
Severe weather in Washington County since 1996
Washington County has been included in 14 federal disaster or emergency declarations since 1953, most often for flood, drought, hurricane.
| Declared | Incident | Declaration |
|---|---|---|
| June 30, 2026 | Flood | DR-4923: Severe Storms, Tornadoes, And Flooding |
| September 11, 2025 | Flood | DR-4892: Severe Storms, Straight-Line Winds, Flooding, And Mudslides |
| April 4, 2020 | Biological | DR-4520: Covid-19 Pandemic |
| March 13, 2020 | Biological | EM-3454: Covid-19 |
| April 5, 2011 | Snowstorm | DR-1966: Severe Winter Storm And Snowstorm |
Jobs and pay in Washington County
Washington County had 58,417 jobs in 2024, paying an average of $58,316 a year. Unemployment was 2.6% in 2023; in Trenton itself the ACS puts it at 0.9%.
Towns near Trenton
- West Bend, WI4.5 mi · 31,752 people · home $263,100
- Jackson, WI5.0 mi · 4,629 people · home $417,700
- Cedarburg, WI6.3 mi · 6,162 people · home $473,800
- Jackson, WI6.5 mi · 7,185 people · home $321,500
- Polk, WI6.8 mi · 3,988 people · home $455,300
- Farmington, WI7.3 mi · 3,645 people · home $386,800
- Saukville, WI7.6 mi · 4,258 people · home $299,600
- Barton, WI8.1 mi · 2,743 people · home $383,100
Trenton questions
Is Trenton, Wisconsin a good place to retire?
On The Town Files lifestyle rankings, Trenton scores better for retirees than 37% of Wisconsin towns and quieter than 25%. 17.3% of residents are 65 or older (median age 49.3).
How much does a house cost in Trenton?
The median owner-occupied home in Trenton is valued at $366,000 (Census ACS 2020–2024), against a median household income of $103,519, so homes cost about 3.5 times income. Median rent is $1,453 a month.
What is the weather like in Trenton?
July highs average 81.8°F and January lows 13.0°F (NOAA 1991–2020 normals). It gets about 33.3 inches of precipitation a year and 46.5 inches of snow.
Does Trenton get tornadoes?
11 tornadoes have passed within 10 miles of Trenton since 1950 (NOAA Storm Events); the strongest was a F4 on April 4, 1981. The typical Wisconsin town has had 15.
- 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)