Don't miss this fantastic investment or owner-occupant opportunity! This duplex features two generous units-each offering 3 bedrooms and 1 full bathroom, providing plenty of space and comfort for tenants or extended living. Each unit also has a spacious kitchen, dining area, separate laundry, functional layout and plenty of parking in the back. Conveniently located in the City of Watertown, this property has a strong history of long-term tenant retention. Whether you're looking to expand your portfolio or live in one unit while renting the other, this duplex is worth checking out!
Under contract
Price cut: $5K (6/8)
$129,900
421/423 W Mullin St, Watertown, NY 13601
6beds
2,349sqft
Duplex, Multi Family
Built in 1880
-- sqft lot
$-- Zestimate®
$55/sqft
$-- HOA
What's special
- 107 days
- 10
- 0
Zillow last checked:
Listing updated:
Listed by:
Homes Realty of Northern New York 315-377-4147,
Courtney Dibble 315-377-4147
Source: NYSAMLSs,MLS#: S1681311
Originating MLS: Jefferson-Lewis Board
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 6
- Bathrooms: 2
- Full bathrooms: 2
Heating
- Gas, Forced Air
Appliances
- Included: Electric Water Heater
- Laundry: Washer Hookup
Features
- Flooring: Carpet, Laminate, Varies, Vinyl
- Basement: Full
- Has fireplace: No
Interior area
- Total structure area: 2,349
- Total interior livable area: 2,349 sqft
Video & virtual tour
Property
Parking
- Parking features: Common, Gravel, Paved, Two or More Spaces
Features
- Patio & porch: Covered, Porch
Lot
- Size: 5,993 Square Feet
- Dimensions: 37 x 162
- Features: Rectangular, Rectangular Lot, Residential Lot
Details
- Parcel number: 22180001000000101480000000
- Special conditions: Standard
Construction
Type & style
- Home type: MultiFamily
- Architectural style: Duplex
- Property subtype: Duplex, Multi Family
Materials
- Vinyl Siding
- Foundation: Stone
- Roof: Metal,Shingle
Condition
- Resale
- Year built: 1880
Utilities & green energy
- Sewer: Connected
- Water: Connected, Public
- Utilities for property: Sewer Connected, Water Connected
Community & HOA
Location
- Region: Watertown
Financial & listing details
- Price per square foot: $55/sqft
- Tax assessed value: $84,500
- Annual tax amount: $2,471
- Date on market: 5/13/2026
- Cumulative days on market: 107 days
- Listing terms: Cash,Conventional,FHA,Rehab Financing,VA Loan
Estimated market value
Not available
Estimated sales range
Not available
Not available
Price history
| Date | Event | Price |
|---|---|---|
| 7/30/2026 | Contingent | $129,900$55/sqft |
Source: | ||
| 6/8/2026 | Price change | $129,900-3.7%$55/sqft |
Source: | ||
| 5/13/2026 | Listed for sale | $134,900+77.5%$57/sqft |
Source: | ||
| 7/2/2019 | Sold | $76,000$32/sqft |
Source: | ||
Public tax history
Tax history is unavailable.
Monthly payment
Climate risks
Neighborhood: 13601
Nearby schools
Schools provided by the listing agent
- District: Watertown
Source: NYSAMLSs. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.






