For sale

Price cut: $26K (8/12)

$399,900

628 Walnut St, Osage, IA 50461

5beds

3baths

4,263sqft

$2,823/mo

Get pre-qualified

Single Family Residence

Built in 1871

0.83 Acres Lot

$386,200 Zestimate^®

$94/sqft

$-- HOA

What's special

Formal dining roomTwo-story brick homeBeautiful natural woodworkSpacious in-town lotRich wood floorsTimeless character throughoutCozy den

*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!

170 days

1,919

57

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: $94/sqft
Tax assessed value: $248,630
Annual tax amount: $3,561
Date on market: 3/2/2026

Estimated market value

$386,200

$367,000 - $406,000

$2,783/mo

Price history

Date	Event	Price
8/12/2026	Price change	$399,900-6.1%$94/sqft
Source: Greater Mason BOR #260117 Report a problem
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

Payment breakdown

Explore the cost of this home by adjusting the details. Changes won't be saved.

Principal & interest
$1,547
Mortgage insurance
$0
Property taxes
$170
Home insurance
$105
HOA fees
$0
Utilities
Not included

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.

See how much you could borrow to make a competitive offer.

Get pre-qualified

Climate risks

Neighborhood: 50461

Getting around

71 / 100

Very Walkable

62 / 100

Bikeable

Nearby schools

GreatSchools rating

6/10
Lincoln Elementary School
Grades: PK-4Distance: 0.1 mi
6/10
Osage Middle School
Grades: 5-8Distance: 0.7 mi
8/10
Osage High School
Grades: 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.