$449,900

628 Walnut St Osage, IA 50461

Estimated payment $2,607/month

Total Views 746
5 Beds
3 Baths
6,369 Sq Ft
$71 Price per Sq Ft

Highlights

  • Hot Property
  • 0.83 Acre Lot
  • Wood Flooring
  • In Ground Pool
  • Multiple Fireplaces
  • Formal Dining Room

About This Home

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.

Listing Agent

RYAN KETELSEN

CENTURY 21 PREFERRED License #S66296 Listed on: 03/02/2026

CENTURY 21 PREFERRED

Home Details

Home Type

  • Single Family

Est. Annual Taxes

  • $3,561

Year Built

  • Built in 1871

Lot Details

  • 0.83 Acre Lot
  • Lot Dimensions are 165x218
  • Fenced Yard
  • Property is zoned RG/GENERAL RES

Home Design

  • Brick Exterior Construction
  • Stone Foundation
  • Asphalt Roof

Interior Spaces

  • 6,369 Sq Ft Home
  • 2-Story Property
  • Multiple Fireplaces
  • Self Contained Fireplace Unit Or Insert
  • Family Room Downstairs
  • Formal Dining Room
  • Wood Flooring
  • Basement Fills Entire Space Under The House
  • Washer and Dryer

Kitchen

  • Butlers Pantry
  • Gas Range
  • Microwave
  • Dishwasher

Bedrooms and Bathrooms

  • 5 Bedrooms
  • En-Suite Primary Bedroom
  • 3 Bathrooms
  • Primary Bathroom Bathtub Only
  • Bathtub
  • Shower Only
  • Primary Bathroom includes a Walk-In Shower

Parking

  • 3 Car Detached Garage
  • Driveway

Outdoor Features

  • In Ground Pool
  • Patio

Utilities

  • Forced Air Heating and Cooling System
  • Cooling System Mounted In Outer Wall Opening
  • Window Unit Cooling System
  • Hot Water Heating System
  • Heating System Uses Gas
  • Water Softener is Owned

Listing and Financial Details

  • Assessor Parcel Number 1023485003

Home Details

Home Type

Single Family

Est. Annual Taxes

$3,561

Year Built

Built in 1871

Lot Details

0.83 Acres

Listing Details

  • Class: RESIDENTIAL
  • Type: SF OUTSIDE MASON
  • Style: 2 Story
  • Office Web Site: c21northiowa.com
  • Other Features: Natural Wood, Open Staircase
  • Year Built: 1871
  • Special Features: None
  • Property Sub Type: Detached
  • Stories: 2

Interior Features

  • Flooring: Wood
  • Fireplace: Two or More, Insert
  • Bedrooms: 5
  • Bedroom 1: On Level: Upper, Dimensions: 15x15.5, Mstr w/ bath & porch
  • Bedroom 2: On Level: Upper, Dimensions: 15.5x10
  • Bedroom 3: On Level: Upper, Dimensions: 10.5x13.5
  • Bedroom 4: On Level: Upper, Dimensions: 16.5x11.5
  • Bathroom Amenities: Master Bath, Master Bath Shower, Master Bath Tub, Shower, Tub
  • Bathrooms: 3 Or More
  • Primary Bathroom: Yes
  • Total Lower Level Bathrooms: 1.25
  • Total Main Level Bathrooms: 1
  • Basement: Full
  • Dining Room: Formal Dining
  • Dining Room: On Level: Main, Dimensions: 17x17
  • Family Room: Main
  • Living Room: On Level: Main, Dimensions: 13.5x21, West LR w/ Fireplace
  • Family Room1: On Level: Main, Dimensions: 13.5x15.5, East Living Room
  • Family Room2: On Level: Main, Dimensions: 10.5x16.5, Den/ Library
  • Utility Room Type: Lower
  • Other Room 1: On Level: Upper, Dimensions: 11x17, Bedroom #5
  • Other Room 2: On Level: Main, Dimensions: 7.5x11.5, Butlers Pantry
  • Kitchen: On Level: Main, Dimensions: 17x13
  • Kitchen Appliances: Appliances Negotiable, Dishwasher, Gas Range, Microwave, Pantry, Refrigerator, Washer / Dryer, Water Softener-Owned
  • Main Level Finished Sq Ft: 2328
  • Upper Level Finished Sq Ft: 1935
  • Total Unfinished/Finished Sq Ft: 6369

Exterior Features

  • Construction: Brick, Brick & Wood
  • Foundation: Stone
  • Roof: Asphalt

Garage/Parking

  • Driveway: Concrete
  • Garage Type: Detached
  • Garage Capacity: 3
  • Garage: Detached, Oversized

Utilities

  • Air Conditioner: Central, Window Unit(s), Wall Unit(s)
  • Flood Insurance: Not Required
  • Heat: Forced Air, Gas, Hot Water
  • Utilities Sewer: CITY
  • Water: CITY

Association/Amenities

  • Outdoor Amenities: Fenced Yard, In-Ground Pool, Sidewalks, Patio

Lot Info

  • Total Assessed Value: 248,630
  • Estimated Lot Sq Ft: 165x218
  • Number Of Acres: 0.83
  • Parcel Number: 1023485003
  • Zoning: RG/GENERAL RES

Tax Info

  • Year: 2025
  • Taxes: 3561

MLS Schools

  • School District: Osage

Map

Range of Values:

--
Value Increase
--
Percent Increase
--
Adjusted for Inflation
Collateral Analytics

Collateral Analytics Collateral Analytics AVMs (Automated Valuation Model) employ a number of statistical approaches combined with neighborhood-specific comparable selection guarantees the most up-to-date and precise valuations.

Not Available

Collateral Analytics does not have data for the current month. Please view the chart for historical values.

ICE

ICE Mortgage Technology ICE Mortgage Technology’s AVM (Automated Valuation Model) is a state-of-the-art online residential property valuation tool that provides a quick and accurate estimate of the value of almost any home in the U.S.

Not Available

ICE Mortgage Technology does not have data for the current month. Please view the chart for historical values.

First American

First American First American Data & Analytics’ next-generation AVM combines unrivaled data assets with a blended ensemble of valuation models to produce highly accurate, reliable valuations you can trust.

Not Available

First American does not have data for the current month. Please view the chart for historical values.

Quantarium

Quantarium Quantarium’s valuation service, repeatedly proven the industry’s most accurate and comprehensive, is supercharged with a self-learning and auto-tuning AI engine that continually becomes smarter and more accurate as it processes daily inputs from the industry’s leading RE data lake.

Not Available

Quantarium does not have data for the current month. Please view the chart for historical values.

Average Value
Not Available
List Price
Sold Price
Create a Home Valuation Report for This Property
The Home Valuation Report is an in-depth analysis detailing your home's value as well as a comparison with similar homes in the area

Home Values in the Area

Source: Public Records

Average Home Value in this Area





Source: Public Records

Tax History

Year Tax Paid Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. Land Improvement
2025 $3,392 $248,630 $26,570 $222,060
2024 $3,392 $236,380 $26,570 $209,810
2023 $3,288 $236,380 $26,570 $209,810
2022 $3,300 $192,790 $26,570 $166,220
2021 $3,300 $192,790 $26,570 $166,220
2020 $3,968 $208,620 $26,570 $182,050
Source: Public Records

Property History

Date Event Price List to Sale Price per Sq Ft
03/02/2026 03/02/26 For Sale $449,900 -- $71 / Sq Ft
Source: Mason City Multiple Listing Service

Purchase History

Date Type Sale Price Title Company
Warranty Deed -- None Available
Source: Public Records

Source: Mason City Multiple Listing Service

MLS Number: 260117

Mason City Multiple Listing Service

APN: 000001023485003

Your Personal Tour Guide

Ask me questions while you tour the home.