*PRICE IMPROVED!* Along with a great price improvement there will be a new roof installed on the house this Spring! 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. Don't miss out! Come see al this home has to offer!
For sale
Price cut: $24K (5/18)
$425,900
628 Walnut St, Osage, IA 50461
5beds
3baths
4,263sqft
Single Family Residence
Built in 1871
0.83 Acres Lot
$409,100 Zestimate®
$100/sqft
$-- HOA
What's special
Formal dining roomTwo-story brick homeBeautiful natural woodworkSpacious in-town lotRich wood floorsTimeless character throughoutCozy den
- 114 days |
- 965 |
- 51 |
Zillow last checked:
Listing updated:
Listed by:
RYAN KETELSEN 641-832-0731,
Century 21 Preferred
Source: Greater Mason BOR,MLS#: 260117
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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: $100/sqft
- Tax assessed value: $248,630
- Annual tax amount: $3,561
- Date on market: 3/2/2026
Estimated market value
$409,100
$389,000 - $430,000
$2,937/mo
Price history
| Date | Event | Price |
|---|---|---|
| 5/18/2026 | Price change | $425,900-5.3%$100/sqft |
Source:  Northeast Iowa Regional BOR as distributed by MLS GRID #20260829 Report a problem | ||
| 3/2/2026 | Listed for sale | $449,900$106/sqft |
Source:  Greater Mason BOR #260117 Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | $3,392 +3.2% | $248,630 +5.2% |
| 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 | $2,526 | -- |
Find assessor info on the county website
Monthly payment
Est. payment$--/mo
Payment breakdown
Explore the cost of this home by adjusting the details. Changes won't be saved.All calculations are estimates and provided by Zillow, Inc. for informational purposes only. Actual amounts may vary.
HOA fees may include property taxes on listings classified as Co-Ops. Contact the listing agent and/or owner for fee details.
Mortgage interest rates are dependent on a number of factors, including credit score, down payment, and repayment length. Interest rate data provided by Zillow Group Marketplace, Inc. as of 1/1/1970 from various mortgage lenders with which we have lead or other similar arrangements; the Estimated Payment is an average of those rates.
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Climate risks
Neighborhood: 50461
Nearby schools
GreatSchools rating
- 7/10Lincoln Elementary SchoolGrades: PK-4Distance: 0.1 mi
- 6/10Osage Middle SchoolGrades: 5-8Distance: 0.7 mi
- 8/10Osage High SchoolGrades: 9-12Distance: 0.7 mi
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.
A local agent can set up tours, give advice and negotiate with sellers.
- Iowa
- Mitchell County
- Osage
- 50461
- 628 Walnut St
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