What kinds of homes are in the Town of Grafton, WI?

Name: Types of homes in the Town of Grafton, WI, 2020–2024
Creator: US Census Bureau
License: https://www.census.gov/data/developers/about/terms-of-service.html

The Town of Grafton, WI has 1,954 (±231) homes (2020–2024 American Community Survey).

That is about 113 homes per square mile of land.

80.8% are detached single-family houses.

4.6% are in buildings of two to four units.

11.6% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 1,954 (±231)
Detached houses: 80.8%
2–4 unit buildings: 4.6%
5+ unit buildings: 11.6%

Homes in the Town of Grafton by building size

Housing units by units in structure, 2020–2024
Building type	Town of Grafton	Ozaukee County	Wisconsin	United States
Single-family, detached	80.8% (±8.4 points)	65.8%	66.2%	61.3%
Single-family, attached (townhouse, rowhouse)	3.1% (±2.5 points)	8.5%	4.3%	6.2%
2 units	4.6% (±4.2 points)	4.2%	5.9%	3.4%
3 or 4 units	0.0% (±1.1 points)	3.3%	3.5%	4.3%
5 to 9 units	11.6% (±7.3 points)	6.9%	4.9%	4.5%
10 to 19 units	0.0% (±1.1 points)	3.6%	3.7%	4.3%
20 or more units	0.0% (±1.1 points)	7.3%	8.4%	10.3%
Mobile home	0.0% (±1.1 points)	0.3%	3.1%	5.6%
Boat, RV, van, etc.	0.0% (±1.1 points)	0.0%	0.0%	0.1%

In the Town of Grafton, the share of homes in buildings of five or more units is not measurably different from Ozaukee County (17.8%).

It is not measurably different from Wisconsin (17.0%).

It is not measurably different from the national figure (19.1%).

Homes in buildings of 5 or more units in places near the Town of Grafton

Nearest places with a published estimate, compared with the Town of Grafton
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
Town of Grafton	—	11.6% (±7.5 points)	—
Grafton	2.2 mi	31.4% (±5.9 points)	Higher
Saukville	2.6 mi	20.6% (±10.0 points)	Not measurably different
Port Washington	3.9 mi	27.4% (±4.8 points)	Higher
Town of Cedarburg	3.9 mi	0.0% (±1.7 points)	Lower
Cedarburg	4.2 mi	22.3% (±5.1 points)	Higher
Town of Saukville	5.1 mi	0.0% (±5.7 points)	Lower
Town of Port Washington	6.2 mi	1.8% (±5.2 points)	Lower
Newburg	7.5 mi	5.0% (±5.5 points)	Not measurably different

Nearby places with a measurably lower figure: Town of Cedarburg, WI (0.0%), Town of Saukville, WI (0.0%), Town of Port Washington, WI (1.8%).

Nearby places with a measurably higher figure: Grafton, WI (31.4%), Port Washington, WI (27.4%), Cedarburg, WI (22.3%).

Distance is measured in a straight line between the Census Bureau’s internal points for each place.

Homes in buildings of 5 or more units across Ozaukee County, place by place

Rank	Place	Homes in buildings of 5 or more units
1	Thiensville	33.7% (±7.7 points)
2	Grafton	31.4% (±5.9 points)
3	Port Washington	27.4% (±4.8 points)
4	Cedarburg	22.3% (±5.1 points)
5	Saukville	20.6% (±10.0 points)
6	Fredonia	15.9% (±7.7 points)
7	Town of Grafton	11.6% (±7.5 points)
8	Mequon	10.9% (±2.1 points)
9	Belgium	2.5% (±4.6 points)
10	Town of Port Washington	1.8% (±5.2 points)
11	Town of Fredonia	0.7% (±3.7 points)
12 (tie)	Town of Belgium	0.0% (±5.5 points)
12 (tie)	Town of Cedarburg	0.0% (±1.7 points)

Showing 13 of 14 places in Ozaukee County, ranked from highest to lowest.

Survey years: 2020–2024 (American Community Survey 5-year estimates).

Margins of error are at the 90% confidence level.

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Questions about Town of Grafton

How many homes are in the Town of Grafton?

The Town of Grafton, WI has an estimated 1,954 (±231) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in the Town of Grafton houses or apartments?

80.8% are detached houses and 3.1% attached houses, while 16.2% are in buildings of two or more units.

How many two-family and small multifamily homes are in the Town of Grafton?

4.6% of homes in the Town of Grafton are in buildings of two to four units, the small rental buildings that are often owner-occupied.

Sources

Selected Housing Characteristics (DP04), 2020–2024 ACS 5-year estimates — Grafton town, Ozaukee County, Wisconsin

To check these figures in the Census Bureau’s own API, request the variables below from the 2024 ACS 5-year data profile (acs/acs5/profile) for Grafton town, Ozaukee County, Wisconsin (county subdivision:30025, in state:55 county:089).

Each estimate (E or PE) has a margin of error beside it (M or PM).

The API needs a free key.

Request a Census API key.

DP04_0001E, DP04_0001M, DP04_0007PE, DP04_0007PM, DP04_0008PE, DP04_0008PM, DP04_0009PE, DP04_0009PM, DP04_0010PE, DP04_0010PM, DP04_0011PE, DP04_0011PM, DP04_0012PE, DP04_0012PM, DP04_0013PE, DP04_0013PM, DP04_0014PE, DP04_0014PM, DP04_0015PE, DP04_0015PM

This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.

Figures are published by the US Census Bureau, HUD, the Bureau of Labor Statistics and the FBI; Seayora reproduces them and does not adjust them, except where a sentence says it compares dollar figures after inflation. They describe the whole place, not any one building or street, and are not an appraisal, a rent determination, a tax bill, a safety rating or legal advice.