City profile
Grafton, WI
Ozaukee County · Population 12,445
Grafton is a town in Ozaukee County, WI with about 12,445 residents and a typical home value near $329,000. It is 20 miles from Milwaukee, WI, which shapes its climate, healthcare access and amenities.
Climate
Climate type
Four seasons
Winter avg
24°F
Summer avg
72°F
Sunny days / yr
185
Home prices & cost of living
Median home price
$328,800
Typical monthly housing
$2,200
Cost of living (100 = U.S.)
111
Taxes
- Property tax
- 1.51%
- State income tax (top)
- 7.65%
- Social Security
- Not taxed
- Pensions
- Partly exempt
- Sales tax (state + avg. local)
- 5.72%
FEMA natural hazard risk
Relatively Low · county score 50/100
Top hazards: Cold wave, Hail
Nearest major airport
26 mi to General Mitchell International Airport (MKE)
Political lean (2024 county vote)
Leans Republican · 44% Democratic / 55% Republican
Community
Population
12,445
Black population
2.5%
County
Ozaukee County
Detailed crime figures are available for our 201 hand-researched cities.
2025–2026 trends
2026 market trends
- ▸Home prices are still rising in 2026 — good for long-term value, less room to negotiate
- ▸Climate/cost risks to check: winter storms
Highlights
- About 12,445 residents
- Typical home value about $329,000
- 20 miles from Milwaukee, WI
Trade-offs
- Smaller community with fewer local amenities
- Scores for this place are estimated from Census data and the nearest major city
Figures are estimates from public sources (see How we match). Verify before making decisions.