$550,000
Est. $2,796/mo5 bd•3 ba•2,231 sq ft
420 Warren St, Mount Vernon, WA 98273
• Listed 2026-07-09•4 days on market
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Incredible Triplex Potential on Mount Vernon Hill!Unlock massive upside on an excellent corner lot in a highly desirable neighborhood. Perfect for investors or ambitious buyers looking to build substantial equity, this versatile property is primed for an effortless multi-family triplex conversion.The main level’s south side features a 1-bedroom setup with its own bathroom and a kitchen area ready for your finishing touches. The other half of the main floor hosts an additional full bath, while the upstairs level boasts four more bedrooms and another full bathroom. Add stairs to the upper level to complete a lucrative three-unit layout, or restore the entire space into a grand single-family estate.Cherished by the same owner for 21 years, the property features elegant French doors leading to a beautiful, cozy backyard. Selling as-is with low-maintenance leaf guard gutters!
Open houses
No upcoming open houses scheduled for this property.
$645,000
+$95,000 over list price
Nearby comparable homes
RexMont uses 5 strongest recent nearby sales, priced between $523K and $785K.
Rental earnings
$1,925/mo
Screening estimate from the comp-supported value. Verify with rent comps before underwriting.

$605,000Last sold price
211 N 8th Street, Mount Vernon, WA 98273

$523,000Last sold price
1301 S 2nd Street, Mount Vernon, WA 98273
Estimate is a comp-supported screen, not an appraisal or broker price opinion. Ask RexMont for a property-specific pricing review before writing or accepting an offer.
420 Warren St, Mount Vernon, WA 98273
Estimates only and not guaranteed. Consult a RexMont agent for accurate, personalized guidance before making an offer. RexMont OfferEdge™ · © 2026 RexMont Real Estate. Proprietary tool.
Neighborhood mobility
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MLS GRID Disclaimer
Based on information submitted to the MLS GRID as of July 17, 2026 at 11:44am (date and time MLS GRID Data was obtained). All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.
Listing information courtesy of Northwest Multiple Listing Service (NWMLS). The listing data relating to real estate for sale on this web site comes in part from the Northwest Multiple Listing Service. Real estate listings held by brokerage firms other than RexMont Real Estate are marked with the “Listing courtesy of NWMLS” designation. Information provided is for the consumer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.
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Listed by Stacy LaCount • Keller Williams Western Realty
Listing updated: July 17, 2026 at 11:44am
RexMont checked: moments ago
Source: NWMLS as Distributed by MLS Grid #2550735
Mount Vernon School District
Assigned schools for this property per the listing's MLS data. School district boundaries change — verify the exact assigned schools with the district before purchasing.