The Town FilesHarmony, Wisconsin
Town in Rock County · population 2,569 (2020 Census)
- Median home
- $357,800
- Household income
- $122,852
- Jan low / Jul high
- 12° / 83°
- Snow a year
- 37 in
- Tornadoes ≤10 mi since 1950
- 23
- Median age
- 49.1
Harmony is a town of 2,569 people in Rock County, Wisconsin. The median home is worth $357,800, above the typical Wisconsin town ($256,000). It ranks more upscale than 94% of Wisconsin towns, better for families than 92% of Wisconsin towns, easier by car than 90% of Wisconsin towns.
How Harmony 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 Harmony is worth $357,800, above the typical Wisconsin town ($256,000). Homes cost about 2.9 times the median household income of $122,852, which is more affordable than 68% of Wisconsin towns. Median rent is $1,292 a month. 96.8% of households own their home.
| Housing | Harmony | Typical Wisconsin town |
|---|---|---|
| Median home value | $357,800 | $256,000 |
| Median rent | $1,292 | $951 |
| Median household income | $122,852 | $82,217 |
| Home value ÷ income | 2.9× | 3.1× |
| Homeownership | 96.8% | 86.8% |
| Median year built | 1982 | 1978 |
| Seasonal / vacation homes | 0.0% | — |
Who lives in Harmony
| People | Harmony | Typical Wisconsin town |
|---|---|---|
| Median age | 49.1 | 45.1 |
| Age 65 and over | 21.3% | 21.0% |
| Under 18 | 18.8% | — |
| Bachelor's degree or higher | 26.8% | 23.8% |
| Below the poverty line | 3.8% | 7.2% |
| Veterans | 6.9% | — |
| Born outside the U.S. | 1.1% | — |
| Work from home | 6.0% | 10.9% |
| Average commute | 25.2 min | 24.6 min |
| Homes with broadband | 93.9% | 89.1% |
Weather in Harmony
July highs average 83.4°F and January lows 11.6°F. About 37.4 inches of rain and melted snow fall a year, with 36.6 inches of snow (typical Wisconsin town: 45.7 in). Expect about 13 days a year at 90°F or hotter and 148 nights at or below freezing.
Tornadoes, storms and disasters
23 tornadoes have passed within 10 miles of Harmony since 1950, compared with 15 for the typical Wisconsin town. 5 rated (E)F2 or stronger. The strongest, an F3, struck on January 24, 1967 about 1.8 miles from the town center. The most recent was on April 17, 2026.
Hail of 1 inch or larger has been reported within 10 miles 55 times; the largest was 2.25 inches on August 2, 2011.
Severe weather in Rock County since 1996
Rock County has been included in 16 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 |
| April 4, 2020 | Biological | DR-4520: Covid-19 Pandemic |
| March 13, 2020 | Biological | EM-3454: Covid-19 |
| June 14, 2008 | Severe Storm | DR-1768: Severe Storms, Tornadoes, And Flooding |
| March 19, 2008 | Snowstorm | EM-3285: Record Snow And Near Record Snow |
Jobs and pay in Rock County
Rock County had 69,595 jobs in 2024, paying an average of $59,381 a year. Unemployment was 3.4% in 2023; in Harmony itself the ACS puts it at 2.5%.
Towns near Harmony
- Janesville, WI4.1 mi · 65,615 people · home $223,400
- Milton, WI4.2 mi · 5,716 people · home $249,200
- Milton, WI6.6 mi · 3,100 people · home $347,500
- Fulton, WI8.7 mi · 3,580 people · home $343,700
- Rock, WI9.3 mi · 2,981 people · home $262,600
- Edgerton, WI10.8 mi · 5,945 people · home $266,900
- Beloit, WI12.9 mi · 7,721 people · home $219,000
- Koshkonong, WI13.5 mi · 3,763 people · home $391,700
Harmony questions
Is Harmony, Wisconsin a good place to retire?
On The Town Files lifestyle rankings, Harmony scores better for retirees than 45% of Wisconsin towns and quieter than 29%. 21.3% of residents are 65 or older (median age 49.1).
How much does a house cost in Harmony?
The median owner-occupied home in Harmony is valued at $357,800 (Census ACS 2020–2024), against a median household income of $122,852, so homes cost about 2.9 times income. Median rent is $1,292 a month.
What is the weather like in Harmony?
July highs average 83.4°F and January lows 11.6°F (NOAA 1991–2020 normals). It gets about 37.4 inches of precipitation a year and 36.6 inches of snow.
Does Harmony get tornadoes?
23 tornadoes have passed within 10 miles of Harmony since 1950 (NOAA Storm Events); the strongest was a F3 on January 24, 1967. 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)