Arlington Heights, WA · Houses & Market Data

Arlington Heights, Washington houses and real estate market data.

Houses in Arlington Heights, WA (Snohomish County) — Census median home value $688,000, county listing prices up about 1.3% over the past year. Market data for Arlington Heights houses and the broader area.

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Arlington Heights, WA is in Snohomish County, Washington — this guide covers houses in Arlington Heights and the whole local market: resale homes, condos, land, and new construction. The most recent Census estimate puts the population at 2,990, with a median household income of $118,529. Census data puts the median value of houses in Arlington Heights at $688,000.

Info from government sites and builders may have provided source info.

Open map pin ↗ · 48.211929, -122.062995

Market overview

Arlington Heights housing market

Arlington Heights is in Snohomish County, Washington. Manifest Census and county price-trend data provide baseline context for houses in Arlington Heights and the surrounding county market.

Median home value (Census ACS)

$688,000

Population (Census ACS)

2,990

Median household income

$118,529

County price trend (2025)

1.33% YoY

Population, income, and median home value from the project batch manifest (Census ACS 2023 5-year). County price trend from FHFA county HPI when present in the manifest row.

At a glance

Arlington Heights market snapshot

Population

2,990

County

Snohomish County

Map pin

48.211929, -122.062995

Median Household Income

$118,529

Median Home Value (city)

$688,000

Price Trend (YoY)

+1.3%

Market data compiled from public sources; deemed reliable but not guaranteed; verify independently. See About

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Why Arlington Heights

What makes Arlington Heights different

Home Value, By Source

The Census Bureau's American Community Survey (2023 5-year estimate) puts Arlington Heights's median home value — across all owner-occupied homes, not just recent sales — at $688,000.

County Price Trend

Snohomish County's FHFA house price index shows a 1.33% annual change in 2025.

Population & Income

Arlington Heights has an estimated population of 2,990 and a median household income of $118,529, per the Census Bureau's American Community Survey (2023 5-year estimate).

Affordability Snapshot

Arlington Heights's Census-reported median home value works out to about 5.8x the area's median household income. Housing economists commonly flag a price-to-income ratio above 4x as historically elevated -- useful context, not a personal affordability verdict.

Nearby

Places around Arlington Heights

County guide: Snohomish County — cities, market context, and local resources for the county that includes Arlington Heights.

USAHouses.com also helps visitors looking in nearby Snohomish County communities. Some locations may not yet have dedicated pages, but many licensed professionals in this region assist surrounding communities.

Nearby communities include Arlington, Bryant, Sisco Heights, Canyon Creek, Oso, Silvana, Granite Falls, Sunday Lake, Marysville, Lake Cassidy, Lochsloy, Lake Goodwin, Lake Bosworth, Stanwood, Warm Beach, Northwest Stanwood.

Adjacent-county Census places with USAHouses.com pages: Camano (~18.8 mi), Langley (~19.9 mi), Clinton (~21.8 mi), Freeland (~25.8 mi), Oak Harbor (~26.6 mi), Coupeville (~28.4 mi), Whidbey Island Station (~28.8 mi), Bothell (~31.0 mi), Marrowstone (~31.2 mi), Hansville (~31.4 mi), Woodinville (~31.6 mi), Cottage Lake (~32.2 mi), Lake Forest Park (~33.0 mi), Kenmore (~33.0 mi), Duvall (~33.2 mi), Port Townsend (~34.0 mi).

Census & home facts

Arlington Heights data from published sources

Population (ACS 2023)

2,990

Median home value (ACS 2023)

$688,000

Median household income (ACS 2023)

$118,529

County FHFA annual change (2025)

1.33%

County median listing price (FRED/Realtor.com) (2026-06-01)

$794,500

Census place type

CDP

County

Snohomish County

Land area (Census Gazetteer 2024)

8.40 sq mi

Census GEOID

5302620

Census ACS, FHFA, and FRED figures are labeled with the year present in existing CSVs. Subject to change / confirm locally.

Local life

Life in Arlington Heights

Schools

Northshore School District — 39 schools, 22,944 students enrolled, per the U.S. Department of Education's Common Core of Data. Snohomish addresses may be served by Northshore School District, but attendance zones vary by street — confirm assigned schools with the district before making a move.

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Common questions

Arlington Heights FAQ

What are houses worth in Arlington Heights, WA?

The Census Bureau's American Community Survey puts the median value of houses in Arlington Heights at $688,000.

How much do houses cost in Arlington Heights, WA?

For owner-occupied houses in Arlington Heights, Census ACS data shows a median value of $688,000. Active listing prices in Snohomish County may differ — see the market snapshot above.

What types of houses are in Arlington Heights, WA?

Arlington Heights houses include resale single-family homes, condos, mobile homes, and small multi-unit buildings, plus new construction in surrounding Snohomish County communities where builders are active. The housing-stock section below uses Census ACS structure counts when available for this city.

What is the population of Arlington Heights, WA?

The U.S. Census Bureau's American Community Survey (2023 5-year estimate) puts Arlington Heights's population at approximately 2,990.

What is the median household income in Arlington Heights, WA?

Census ACS data puts the median household income in Arlington Heights at approximately $118,529.

Is the Arlington Heights housing market growing?

Snohomish County's FHFA house price index shows a 1.33% annual change in 2025.

Is Arlington Heights, WA affordable relative to income?

Census ACS data puts Arlington Heights's median home value at about 5.8 times the median household income. This is a general benchmark, not a personal pre-qualification -- your own income, debt, and down payment determine what you can actually afford.

What school district serves Arlington Heights, WA?

Manifest and public school-directory data suggest Northshore School District for many Arlington Heights addresses, but attendance zones vary by street — verify your assigned schools with the district before making a move.

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