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320 Dayton St

320 Dayton St, Kennewick, WA 99336

$5,750,000

320 Dayton St — photo 1

Listing courtesy of StrickerCRE

28,893

Building SF

2.5

Lot acres

2000

Year built

Commercial

Type

About this property

MLS# 285484 Now available: the largest turnkey office building for sale in the Tri-Cities region. This ±30,000 SF, two-story medical office building features two symmetrical 15,000 SF floorplates and is fully vacant—ready for owner-user occupancy, civic conversion, or adaptive reuse. Previously home to Trios Health DeBit Center, the facility was designed to accommodate up to four separate tenants and includes over 40 exam rooms per floor, multiple entry points, and a large central elevator system.Positioned on a 2.5-acre corner parcel, the building offers flexible Commercial Community zoning that supports a wide range of potential users. The site sits adjacent to Kennewick’s brand-new Fire Station and regional Recovery & Addiction Center, further anchoring its potential for public-facing or community-serving redevelopment.This building continues to be maintained by the hospital’s facilities team, ensuring that systems and utilities remain in good working condition. Buyer to verify Medical Use deed restrictions with the listing broker. Call for more information and tour availability.

Features

    Details

    Property type
    Commercial
    Year built
    2000
    Lot size
    2.5 acres
    Status
    Active
    Cumulative days on market
    435
    Listed
    June 26, 2025
    Last updated
    August 19, 2026 at 3:01 AM UTC

    Location

    Kennewick, WA

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    Pacific Regional Multiple Listing Service

    Listing courtesy of StrickerCRE

    MLS #285484 · Updated August 19, 2026

    Listing information is provided courtesy of Pacific Regional MLS. Information is deemed reliable but not guaranteed and should be independently verified.