The Town FilesOkauchee Lake, Wisconsin
Community in Waukesha County · population 5,094 (2020 Census)
- Median home
- $497,500
- Household income
- $131,170
- Jan low / Jul high
- 11° / 82°
- Snow a year
- 40 in
- Tornadoes ≤10 mi since 1950
- 30
- Median age
- 51.9
Okauchee Lake is a community of 5,094 people in Waukesha County, Wisconsin. The median home is worth $497,500, above the typical Wisconsin town ($256,000). It ranks better for retirees than 99% of Wisconsin towns, more upscale than 98% of Wisconsin towns, more of a college town than 97% of Wisconsin towns.
How Okauchee Lake 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 Okauchee Lake is worth $497,500, above the typical Wisconsin town ($256,000). Homes cost about 3.8 times the median household income of $131,170, which is more affordable than 19% of Wisconsin towns. Median rent is $1,391 a month. 89.1% of households own their home.
| Housing | Okauchee Lake | Typical Wisconsin town |
|---|---|---|
| Median home value | $497,500 | $256,000 |
| Median rent | $1,391 | $951 |
| Median household income | $131,170 | $82,217 |
| Home value ÷ income | 3.8× | 3.1× |
| Homeownership | 89.1% | 86.8% |
| Median year built | 1982 | 1978 |
| Seasonal / vacation homes | 13.9% | — |
Who lives in Okauchee Lake
| People | Okauchee Lake | Typical Wisconsin town |
|---|---|---|
| Median age | 51.9 | 45.1 |
| Age 65 and over | 26.4% | 21.0% |
| Under 18 | 18.1% | — |
| Bachelor's degree or higher | 52.2% | 23.8% |
| Below the poverty line | 2.3% | 7.2% |
| Veterans | 6.5% | — |
| Born outside the U.S. | 1.2% | — |
| Work from home | 18.4% | 10.9% |
| Average commute | 21.0 min | 24.6 min |
| Homes with broadband | 94.5% | 89.1% |
Weather in Okauchee Lake
July highs average 82.3°F and January lows 11.1°F. About 36.8 inches of rain and melted snow fall a year, with 39.6 inches of snow (typical Wisconsin town: 45.7 in). Expect about 7 days a year at 90°F or hotter and 146 nights at or below freezing.
Tornadoes, storms and disasters
30 tornadoes have passed within 10 miles of Okauchee Lake since 1950, compared with 15 for the typical Wisconsin town. 11 rated (E)F2 or stronger. The strongest, an F3, struck on June 5, 1980 about 7.6 miles from the town center. The most recent was on April 14, 2026.
Hail of 1 inch or larger has been reported within 10 miles 87 times; the largest was 3.00 inches on June 7, 2008.
Severe weather in Waukesha County since 1996
Waukesha County has been included in 19 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 |
| June 14, 2008 | Severe Storm | DR-1768: Severe Storms, Tornadoes, And Flooding |
Jobs and pay in Waukesha County
Waukesha County had 247,891 jobs in 2024, paying an average of $69,989 a year. Unemployment was 2.6% in 2023; in Okauchee Lake itself the ACS puts it at 1.3%.
Towns near Okauchee Lake
- Oconomowoc, WI3.1 mi · 8,836 people · home $466,300
- Oconomowoc, WI3.3 mi · 18,203 people · home $394,500
- Merton, WI4.4 mi · 8,277 people · home $496,600
- Delafield, WI4.8 mi · 7,185 people · home $555,800
- Hartland, WI5.5 mi · 9,501 people · home $393,100
- Summit, WI5.8 mi · 4,784 people · home $533,300
- Merton, WI6.5 mi · 3,441 people · home $575,800
- Delafield, WI7.0 mi · 8,095 people · home $613,300
Okauchee Lake questions
Is Okauchee Lake, Wisconsin a good place to retire?
On The Town Files lifestyle rankings, Okauchee Lake scores better for retirees than 99% of Wisconsin towns and quieter than 28%. 26.4% of residents are 65 or older (median age 51.9).
How much does a house cost in Okauchee Lake?
The median owner-occupied home in Okauchee Lake is valued at $497,500 (Census ACS 2020–2024), against a median household income of $131,170, so homes cost about 3.8 times income. Median rent is $1,391 a month.
What is the weather like in Okauchee Lake?
July highs average 82.3°F and January lows 11.1°F (NOAA 1991–2020 normals). It gets about 36.8 inches of precipitation a year and 39.6 inches of snow.
Does Okauchee Lake get tornadoes?
30 tornadoes have passed within 10 miles of Okauchee Lake since 1950 (NOAA Storm Events); the strongest was a F3 on June 5, 1980. 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)