$450,000
SOLD MAY 15, 2026

509 20th Ave S Onalaska, WI 54650

5 Beds
3 Baths
2,050 Sq Ft
9,583 Sq Ft Lot Lot

Sale Details

Date Sold: May 15, 2026

$220 Per Sq Ft

2% Below List Price

25 Days on Market

Highlights

  • Deck
  • Contemporary Architecture
  • 2.5 Car Attached Garage
  • Eagle Bluff Elementary School Rated A
  • Vaulted Ceiling
  • Forced Air Heating and Cooling System

About This Home

As of May 2026

Beautifully maintained home located in central Onalaska. Walking distance to Eagle Bluff Elementary School, close to interstate access & shopping; yet situated in a low traffic residential neighborhood. Bright and sunny home, large windows & patio doors throughout, vaulted ceilings, open railing system between floors gives some separation but still keeping it open & airy! 5 bedrooms, 3 full bathrooms. Great layout with 3 bdrms located together on the upper floor including primary suite, hall bathroom and oversized living rm. Lower has 2 bedrooms, stylish hall bathroom & large 2nd living rm. w/gas fireplace. Hard wood floors though out kitchen & dining. Newer roof, gutters & heated/insulated garage. 2 deck spaces, flat yard with beautiful shade tree! This home will not disappoint!

Last Agent to Sell the Property

Sarah Hemker

Century 21 Affiliated License #56527-90 Listed on: 03/11/2026

Century 21 Affiliated

Last Buyer's Agent

NON MLS-LAC

NON MLS

Home Details

Home Type

  • Single Family

Est. Annual Taxes

  • $5,782

Parking

  • 2.5 Car Attached Garage
  • Garage Door Opener
  • Driveway

Home Design

  • Contemporary Architecture
  • Vinyl Siding
  • Clad Trim

Interior Spaces

  • 2,050 Sq Ft Home
  • Multi-Level Property
  • Vaulted Ceiling
  • Gas Fireplace

Kitchen

  • Oven
  • Range
  • Microwave

Bedrooms and Bathrooms

  • 5 Bedrooms
  • 3 Full Bathrooms

Finished Basement

  • Partial Basement
  • Basement Ceilings are 8 Feet High
  • Basement Windows

Schools

  • Eagle Bluff Elementary School
  • Onalaska Middle School
  • Onalaska High School

Utilities

  • Forced Air Heating and Cooling System
  • Heating System Uses Natural Gas
  • High Speed Internet

Additional Features

  • Deck
  • 9,583 Sq Ft Lot

Community Details

  • Country Air Estates Subdivision

Listing and Financial Details

  • Exclusions: Washer, dryer
  • Assessor Parcel Number 018003013000

Home Details

Home Type

Single Family

Est. Annual Taxes

$5,782

Lot Details

9,583 Sq Ft Lot

Parking

2

Listing Details

  • Prop. Type: Single-Family
  • Lot Size Acres: 0.22
  • Inclusions: Stove, Fridge, Dishwasher, microwave, Waster Softener
  • Subdivision Name: COUNTRY AIR ESTATES
  • Directions: Main st Onalaska turn on 20th Ave S - Right on Sandalwood - Left on 20th Ave S
  • Architectural Style: Contemporary
  • Garage Yn: Yes
  • Unit Levels: Multi-Level
  • Property Information:Est Total Sq Ft: 2050
  • Special Features: None
  • Property Sub Type: Detached

Interior Features

  • Appliances: Oven, Range, Refrigerator, Microwave
  • Has Basement: Partial, Full Size Windows, 8+ Ceiling, Finished
  • Full Bathrooms: 3
  • Total Bedrooms: 5
  • Fireplace Features: Gas Fireplace
  • Fireplace: Yes
  • Flooring: Wood Floors
  • Interior Amenities: Pantry, Vaulted Ceiling(s), High Speed Internet

Exterior Features

  • Exclusions: Washer, dryer
  • Construction Type: Vinyl, Low Maintenance Trim
  • Patio And Porch Features: Deck

Garage/Parking

  • Attached Garage: No
  • Garage Spaces: 2.5
  • Parking Features: Electric Door Opener, Paved
  • Garage Type: Attached

Utilities

  • Cooling: Central Air
  • Cooling Y N: Yes
  • Heating: Natural Gas, Forced Air
  • Heating Yn: Yes
  • Sewer: Municipal Sewer

Schools

  • Elementary School: Eagle Bluff
  • Junior High Dist: Onalaska
  • High School: Onalaska
  • Middle Or Junior School: Onalaska

Lot Info

  • Lot Size Sq Ft: 9583.2
  • Parcel #: 018003013000

Tax Info

  • Tax Annual Amount: 5782
  • Tax Year: 2025

Ownership History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Name Owned For Owner Type

Purchase Details

Listed on
Mar 11, 2026
Closed on
May 15, 2026
Sold by
Bought by
Seller's Agent
Sarah Hemker
Century 21 Affiliated
Buyer's Agent
NON MLS-LAC
NON MLS
List Price
$460,000
Sold Price
$450,000
Premium/Discount to List
-$10,000
-2.17%
Views
76

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Avg. Annual Appreciation
13.63%
Original Mortgage
$434,981
Outstanding Balance
$434,981
Interest Rate
6.37%
Mortgage Type
FHA
Estimated Equity
$19,061

Purchase Details

Listed on
Jul 5, 2023
Closed on
Aug 8, 2023
Sold by
Bought by
Seller's Agent
Matt Hefti
RE/MAX Dynamic Agents
Buyer's Agent
Sarah Hemker
Century 21 Affiliated
List Price
$399,000
Sold Price
$420,000
Premium/Discount to List
$21,000
5.26%
Views
86

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Avg. Annual Appreciation
2.52%
Original Mortgage
$378,000
Interest Rate
7.63%
Mortgage Type
New Conventional

Purchase Details

Closed on
Aug 1, 2014
Sold by
Bought by
Source: Public Records
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

Purchase History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Type Sale Price Title Company
Warranty Deed $450,000 None Listed On Document
Warranty Deed $420,000 New Castle Title
Interfamily Deed Transfer -- None Available
Source: Public Records

Mortgage History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Status Loan Amount Loan Type
Open $434,981 FHA
Previous Owner $378,000 New Conventional
Source: Public Records

Property History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Event Price List to Sale Price per Sq Ft
05/15/2026 05/15/26 Sold $450,000 -1.1% $220 / Sq Ft
04/05/2026 04/05/26 Pending -- -- --
03/27/2026 03/27/26 Price Changed $455,000 -1.1% $222 / Sq Ft
03/11/2026 03/11/26 For Sale $460,000 +15.3% $224 / Sq Ft
08/13/2023 08/13/23 Off Market $399,000 -- --
07/10/2023 07/10/23 Pending -- -- --
07/06/2023 07/06/23 For Sale $399,000 -- $200 / Sq Ft
Source: Metro MLS

Tax History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

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 $5,782 $437,800 $67,100 $370,700
2024 $5,179 $304,000 $47,900 $256,100
2023 $4,770 $304,000 $47,900 $256,100
2022 $4,614 $304,000 $47,900 $256,100
2021 $4,493 $260,200 $33,400 $226,800
2020 $4,402 $260,200 $33,400 $226,800
2019 $4,481 $260,200 $33,400 $226,800
2018 $4,059 $216,100 $28,000 $188,100
2017 $4,078 $216,100 $28,000 $188,100
2016 $4,382 $216,100 $28,000 $188,100
2015 $4,169 $197,300 $26,300 $171,000
2014 $4,135 $197,300 $26,300 $171,000
2013 $4,124 $197,300 $26,300 $171,000
Source: Public Records

Agents Affiliated with this Home

  • Section Image
See All Agents

Map

Source: Metro MLS

MLS Number: 1953457

Metro MLS

APN: 018-003013-000

Your Personal Tour Guide

Ask me questions while you tour the home.