What kinds of homes are in Arlington, WA?

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

Arlington, WA has 8,230 (±453) homes (2020–2024 American Community Survey).

That is about 825 homes per square mile of land.

60.8% are detached single-family houses.

6.3% are in buildings of two to four units.

19.9% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 8,230 (±453)
Detached houses: 60.8%
2–4 unit buildings: 6.3%
5+ unit buildings: 19.9%

Homes in Arlington by building size

Housing units by units in structure, 2020–2024
Building type	Arlington	Snohomish County	Washington	United States
Single-family, detached	60.8% (±3.8 points)	63.9%	61.9%	61.3%
Single-family, attached (townhouse, rowhouse)	7.5% (±2.3 points)	4.9%	4.4%	6.2%
2 units	3.8% (±1.8 points)	2.4%	2.3%	3.4%
3 or 4 units	2.5% (±1.3 points)	3.3%	3.5%	4.3%
5 to 9 units	6.6% (±2.4 points)	4.5%	4.3%	4.5%
10 to 19 units	3.9% (±1.6 points)	5.8%	4.9%	4.3%
20 or more units	9.4% (±2.5 points)	10.3%	13.0%	10.3%
Mobile home	4.9% (±2.1 points)	4.6%	5.5%	5.6%
Boat, RV, van, etc.	0.5% (±0.6 points)	0.2%	0.3%	0.1%

In Arlington, the share of homes in buildings of five or more units is not measurably different from Snohomish County (20.6%).

It is not measurably different from Washington (22.2%).

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

Homes in buildings of 5 or more units in places near Arlington

Nearest places with a published estimate, compared with Arlington
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
Arlington	—	19.9% (±3.8 points)	—
Sisco Heights	4.0 mi	12.0% (±8.3 points)	Not measurably different
Arlington Heights	4.7 mi	0.4% (±6.0 points)	Lower
Bryant	5.5 mi	0.0% (±8.7 points)	Lower
Marysville	6.2 mi	11.0% (±1.5 points)	Lower
Lake Goodwin	6.5 mi	0.0% (±2.9 points)	Lower
Sunday Lake	7.0 mi	0.0% (±11.6 points)	Lower
Lake Cassidy	7.8 mi	3.3% (±4.7 points)	Lower
Canyon Creek	8.6 mi	1.6% (±4.1 points)	Lower

Nearby places with a measurably lower figure: Arlington Heights, WA (0.4%), Bryant, WA (0.0%), Marysville, WA (11.0%).

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 Snohomish County, place by place

Rank	Place	Homes in buildings of 5 or more units
7	Mukilteo	31.5% (±5.0 points)
8	Edmonds	28.8% (±2.7 points)
9	Martha Lake	28.6% (±5.2 points)
10	Bothell East	27.8% (±6.9 points)
11	Stanwood	25.3% (±9.3 points)
12	Snohomish	21.3% (±6.6 points)
13	Arlington	19.9% (±3.8 points)
14	Alderwood Manor	18.8% (±5.8 points)
15	Larch Way	18.4% (±8.8 points)
16	Monroe	15.8% (±3.2 points)
17	Sisco Heights	12.0% (±8.3 points)
18	Marysville	11.0% (±1.5 points)
19	Esperance	9.4% (±6.8 points)

Showing 13 of 55 places in Snohomish 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 Arlington

How many homes are in Arlington?

Arlington, WA has an estimated 8,230 (±453) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in Arlington houses or apartments?

60.8% are detached houses and 7.5% attached houses, while 26.2% are in buildings of two or more units.

How many two-family and small multifamily homes are in Arlington?

6.3% of homes in Arlington 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 — Arlington city, Washington

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 Arlington city, Washington (place:02585, in state:53).

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.