Housing in Union, WA
Home values, rent, ownership rates, and housing market data
Housing Market Snapshot
Source: Redfin — January 2026Median Sale Price
$1,000,000
Median List Price
$499,000
Price Per Sq Ft
$356
Days on Market
82
Active Inventory
3
Months of Supply
3.0
Seller's market
Zillow Home Value
$505,548
ZHVI — January 2026
Price Trends
Source: RedfinMarket Competitiveness
Source: RedfinSold Above List
0.0%
Sale-to-List Ratio
86.2%
Buyer's market
Market Activity
Source: RedfinHomes Sold
1
New Listings
1
Price Per Square Foot
Source: RedfinMedian Sale $/SF
$356
Median List $/SF
$297
Union vs Similar Cities
Source: Census ACS / Redfin (2023)Compared to cities with under 10,000 residents. Union is highlighted.
Median Home Value
Median Price Per Sq Ft
Census Housing Data
Source: U.S. Census Bureau ACS (2023)Median Home Value
$667,600
Median Rent
N/A
Total Housing Units
135
Vacancy Rate
0.0%
Owner Occupied
89.6%
Renter Occupied
10.4%
Median Property Tax
$3,797
per year
Monthly Cost (w/ Mortgage)
$863
Housing Types
The current median sale price in Union, WA is $1,000,000 according to Redfin data. Homes spend a median of 82 days on the market. 0.0% of homes sold above asking price. The market has 3.0 months of supply. The median price per square foot is $356. About 89.6% of housing units are owner-occupied. The median year homes were built is 1986. There are 135 total housing units.