21 Knox Rd #575-E, Saint Augustine, IL 61474
OFF MARKET

21 Knox Rd #575-E
Saint Augustine, IL 61474

  • Studio
  • 2,184 sqft (on 40 acres)

$347,300

Trulia Estimate
as of Aug 22, 2026
Est. Refi. Payment $2,421/mo*
Refinance Your Home

$347,300

Trulia Estimate
as of Aug 22, 2026
Est. Refi. Payment $2,421/mo*
Refinance Your Home
Studio
2,184 sqft
(on 40 acres)

Home Value

Trulia Estimate
$347K
Since last month
Decreased$3K (-0.8%)
Since last year
Increased$40K (+13.1%)
Learn more about this home's value by checking out its Trulia Estimate, the value of nearby homes, and how much similar homes have sold for.

Trulia Estimate

The of this home's value increased by +218% in the last 10 years
MonthEstimated value
2026
August 2026$347K
July 2026$350K
June 2026$353K
May 2026$333K
April 2026$313K
March 2026$321K
February 2026$304K
January 2026$302K
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016

Comparable sales

These are recently sold homes that have a similar location or other similar features to this home, like bedrooms, bathrooms, and square footage. Get a sense of the expected prices in the area by viewing these homes.
Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
1677 E Smokey Rd, Avon, IL
2.18
Single-Family Home
$285,000
08/28/25
4
2
2,388
296 Monroe St, Saint Augustine, IL
2.06
Single-Family Home
$67,000
07/15/26
-
1,108
11 N Cooper St, Saint Augustine, IL
1.99
Single-Family Home
$37,000
01/16/26
1
1
624
285 6th St, St augustine, IL
2.06
Single-Family Home
$11,000
12/11/25
-
768
1392 54th Ave, Avon, IL
4.35
Single-Family Home
$74,000
01/20/26
2
2
2,970
1727 23rd Ave, Avon, IL
4.51
Single-Family Home
$200,000
04/06/26
4
2.5
2,112
107 Trojan Ave, Avon, IL
4.49
Single-Family Home
$170,000
09/09/25
4
2
2,780
403 E Woods St, Avon, IL
4.47
Single-Family Home
$34,000
11/21/25
2
2
1,182
203 E Washington St, Avon, IL
4.60
Single-Family Home
$20,000
05/20/26
5
3
3,112
305 E Washington St, Avon, IL
4.61
Single-Family Home
$83,000
11/25/25
3
2
1,524

Nearby home prices

Get a sense of expected prices in the area by checking the value of nearby homes.
Address
Distance
Price
Bed
Bath
Sqft
Status
95 Knox Rd #575, Saint Augustine, IL 61474
0.07
$180,900
Studio
-
1,856
Off Market
542 State Route 116, Saint Augustine, IL 61474
5.34
$217,800
Studio
-
1,344
Off Market
526 State Route 116, Saint Augustine, IL 61474
5.28
$413,800
Studio
-
1,404
Off Market
15 Knox Rd #450-E, Saint Augustine, IL 61474
0.02
$292,100
Studio
-
1,120
Off Market
20 Knox Rd #450-E, Saint Augustine, IL 61474
0.01
$685,400
Studio
-
7,200
Off Market

Local Information

  • Map ViewExplore the area around 21 Knox Rd #575-E.
  • Schools1 Preschool School1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Property Type
Single-Family Home
Year Built
1974
Lot Size
40 acres
Living Area
2,184 sqft
Price/Sqft
$159

About this House

This single-family home is located at 21 Knox Rd #575-E, Saint Augustine, IL. 21 Knox Rd #575-E is in Saint Augustine, IL and in ZIP code 61474. This property has approximately 2,184 sqft of floor space. This property has a lot size of 40.00 acres and was built in 1974.
21 Knox Rd #575-E, Saint Augustine, IL 61474 is a studio, 2,184 sqft single-family home built in 1974. It is currently off market. The Trulia Estimate is $347,300, with a rent estimate of $1,707/month.

Home Details for 21 Knox Rd #575-E

Interior Features

Levels, Entrance, & Accessibility
Stories: 1

Property Information

Year Built
Year Built: 1974
Property Type / Style
Property Type: Single Family Home

Exterior Features

Exterior Home Features
Foundation Type: Slab

Lot Information

Lot Area: 40.00 acres

Price and Tax history

YearProperty taxTax assessment
2024
$1,462
$145,110
Home facts updated by county records

Market trends in Saint Augustine

Last updated July 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
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Sale-to-List Price
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Price per sq ft
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Available listings
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Around this home

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Frequently asked questions about 21 Knox Rd #575-E

  • What is 21 Knox Rd #575-E estimated to be worth?
    Trulia's estimated value for 21 Knox Rd #575-E in Saint Augustine, IL is $347,300.
  • Is Saint Augustine a buyer's or seller's market?
    Saint Augustine is currently a seller's market, based on recent for-sale activity.
  • What are the closest schools to 21 Knox Rd #575-E?
    The closest schools to 21 Knox Rd #575-E in Saint Augustine, IL are Abingdon-Avon High School (rated 4/10), Abingdon-Avon Middle School (rated 7/10), Hedding Grade School (Pre-K/Elementary, rated 5/10).
  • How big is the lot at 21 Knox Rd #575-E?
    The lot at 21 Knox Rd #575-E in Saint Augustine, IL is about 40 acres.

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