Skip main navigation
For sale
  • $449,900

    628 Walnut St, Osage, IA 50461

    5beds
    3baths
    4,263sqft
    : 
    Single Family Residence
    Built in 1871
    0.83 Acres Lot
    $427,300 Zestimate®
    $106/sqft
    $-- HOA

    What's special

    Formal dining roomTwo-story brick homeBeautiful natural woodworkSpacious in-town lotRich wood floorsTimeless character throughoutCozy den
    Welcome to this stunning two-story brick home with a rare opportunity to own a truly grand property on a spacious in-town lot. With over 4,200 finished sqft, this impressive residence offers 5 total bedrooms, and 4.75 bathrooms, including a primary suite with a full bath and its own enclosed porch. You will immediately appreciate the timeless character throughout, highlighted by beautiful natural woodwork and rich wood floors. The main floor features a large living room, a cozy den, and a formal dining room complemented by a classic butler’s pantry. Outside you will love the oversized 3-stall detached garage, a large yard with decorative but functional fence, a pergola just off the pool room, and a large wrap around enclosed porch. A unique and favorite feature is the in-ground pool with a heated enclosure. This one-of-a-kind property combines space, craftsmanship, and amenities rarely found together. A true statement home with room to live, entertain, and enjoy for years to come.
    23 days
    |
    3,404
    |
    160
    |

    Zillow last checked: 7 hours ago

    Listing updated: March 02, 2026 at 01:09pm

    Listed by:

    RYAN KETELSEN 641-832-0731,

    Century 21 Preferred

    Source: Greater Mason BOR,MLS#: 260117MLS Logo

    Tour with a local agent

      Facts & features

      Interior

      Bedrooms & bathrooms
      • Bedrooms: 5
      • Bathrooms: 3
      • Main level bathrooms: 1
      Bedroom 1
      • Description: Mstr w/ bath & porch
      • Level: Upper
      • Area: 232.5
      • Dimensions: 15 x 15.5
      Bedroom 2
      • Level: Upper
      • Area: 155
      • Dimensions: 15.5 x 10
      Bedroom 3
      • Level: Upper
      • Area: 141.75
      • Dimensions: 10.5 x 13.5
      Bedroom 4
      • Level: Upper
      • Area: 189.75
      • Dimensions: 16.5 x 11.5
      Primary bathroom
      • Features: Master Bath, Master Bath Shower, Master Bath Tub
      Bathroom 1
      • Features: Shower, Tub
      Dining room
      • Features: Formal Dining
      • Level: Main
      • Area: 289
      • Dimensions: 17 x 17
      Family room
      • Description: East Living Room
      • Level: Main
      • Area: 209.25
      • Dimensions: 13.5 x 15.5
      Kitchen
      • Level: Main
      • Area: 221
      • Dimensions: 17 x 13
      Living room
      • Description: West LR w/ Fireplace
      • Level: Main
      • Area: 283.5
      • Dimensions: 13.5 x 21
      Heating
      • Forced Air, Natural Gas, Hot Water
      Cooling
      • Central Air, Wall Unit(s), Window Unit(s)
      Appliances
      • Included: Appliances Negotiable, Dishwasher, Gas Range, Microwave, Pantry, Refrigerator, Washer/Dryer, Water Softener Owned
      Features
      • Natural Wood, Open Staircase
      • Flooring: Wood
      • Basement: Full
      • Has fireplace: Yes
      • Fireplace features: Two or More, Insert
      Interior area
      • Total structure area: 6,369
      • Total interior livable area: 4,263 sqft

      Property

      Parking
      • Total spaces: 3
      • Parking features: Detached, Oversized, Concrete
      • Garage spaces: 3
      Features
      • Levels: Two
      • Patio & porch: Patio
      • Exterior features: Sidewalks
      • Pool features: In Ground
      • Fencing: Fenced
      Lot
      • Size: 0.83 Acres
      • Dimensions: 165 x 218
      Details
      • Parcel number: 1023485003
      • Zoning description: RG/GENERAL RES

      Construction

      Type & style
      • Home type: SingleFamily
      • Property subtype: Single Family Residence
      Materials
      • Brick
      • Foundation: Stone
      • Roof: Asphalt
      Condition
      • New construction: No
      • Year built: 1871

      Utilities & green energy

      • Sewer: CITY
      • Water: Public

      Community & HOA

      Community
      • Subdivision: IA
      Location
      • Region: Osage

      Financial & listing details

      • Price per square foot: $106/sqft
      • Tax assessed value: $248,630
      • Annual tax amount: $3,561
      • Date on market: 3/2/2026
      Get pre-qualifiedBe ready to make an offer.
      Connect with an agentGet info on this home, tour, and more.
      Calculate monthly paymentSee if you can afford this home.

        Estimated market value

        $427,300

        $406,000 - $449,000

        $2,975/mo

        Price history

        Price history
        DateEventPrice
        3/2/2026Listed for sale$449,900$106/sqft
        Source: Greater Mason BOR #260117 Report a problem

        Public tax history

        Public tax history
        YearProperty taxesTax assessment
        2024$3,288 -3.6%$236,380
        2023$3,410 +3.3%$236,380 +22.6%
        2022$3,300 -11.1%$192,790
        2021$3,710 $192,790 -7.6%
        2020-- $208,620 -6.1%
        2019-- $222,100 +5.1%
        2018$3,778 $211,260 +5.8%
        2017$3,778 +4.5%$199,730
        2016$3,616 $199,730
        2015$3,616 +5.3%$199,730
        2014$3,434 +1%$199,730
        2013$3,400 -3%--
        2012$3,504 +3.9%--
        2011$3,372 +1.2%--
        2010$3,332 +16.9%--
        2009$2,850 +2.3%--
        2008$2,786 +8.5%--
        2007$2,568 +1.7%--
        2005$2,526 --

        Find assessor info on the county website

        BuyAbility℠ payment

        Est. payment
        $2,755/mo
        Principal & interest
        $2320
        Property taxes
        $435
        More affordability tools

          Climate risks

          Neighborhood: 50461

          Getting around

          71 / 100
          Very Walkable
          62 / 100
          Bikeable

          Nearby schools

          GreatSchools rating
          Schools provided by the listing agent
          • District: Osage

          Source: Greater Mason BOR. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.

          Local experts in 50461

          Similar homes

          Skip to the end of the carouselSkip to the beginning of the carousel