About This Home

This 5-bedroom, 3-bathroom single family at 628 Walnut St in Osage, IA is listed for $399,900 ($63 per sqft). Built in 1871, the home offers 6,369 sqft of living space on a 0.83 acres lot.

Key Features

  • Built in 1871
  • 0.83 acre lot
  • 2 stories
  • Fireplace

Property Details

2 stories
3 full
3-car garage
1871

Amenities

FireplaceA/C
Listing Description

*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!

Monthly Cost Estimate

$2,139/mo

20% down · 6.5% · 30 years

Principal$289
Interest$1,733
Insurance$117

Estimates only. Actual payments may vary.

Location

628 Walnut St

Osage, IA 50461

Features & Amenities

Exterior Features

Fenced YardIn-Ground PoolSidewalksPatio

Property Details

Flooring

Wood

Construction

Brick Brick & Wood

Outdoor Features

Patio

Heating

Natural GasForced AirHot Water(Heating)

Cooling

Window Unit(s)Central AirWall Unit(s)

Appliances

Appliances NegotiableDishwasherGas RangeMicrowavePantryRefrigeratorWasher / DryerWater Softener-Owned

Questions & Answers

This 5-bedroom, 3-bathroom single family at 628 Walnut St is listed at $399,900 ($63/sqft). The estimated monthly payment is $2,139 based on 20% down, a 30-year loan at 6.5% interest, estimated insurance.

Key features include: Built in 1871, 0.83 acre lot, 2 stories, Fireplace. Exterior Features: Fenced Yard, In-Ground Pool, Sidewalks.

This property is listed by RYAN KETELSEN.

RK

RYAN KETELSEN

Agent at CENTURY 21 Preferred

Listed by CENTURY 21 Preferred · Broker phone: (641) 424-9400 · View on Broker Site · Broker website

MLS# 260117· Source: Greater Mason City Board of Realtors· 240 days on PropertySimple

Copyright © 2026 Greater Mason City Board of Realtors. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.

628 Walnut St, Osage, IA 50461

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