House Prices

House Prices & Home Values Saint Augustine, IL 2026


Average Data

average house price$83,931
average size per house1373 ft²
average price per ft²62 $ / ft²

06/14/2026 - The value range (VR) for house prices in Saint Augustine, IL is $53/ sqft to $53/ sqft. An average home with 1373 sqft costs approximately $72,769 to $72,769. Saint Augustine, IL includes 1 ZIP codes and it is located in Knox county. The lowest prices are found in ZIP 61474, while the highest are in ZIP 61474. The average price per sqare feet is $62. Our analysis is based on 26 property listings.

Avergage prices by ZIP codes Saint Augustine

6147449 $ / ft²




Historical development of home values in Saint Augustine

Year Estimated value (USD) Change vs. 2025
2010 $38,979 -53.6%
2011 $37,472 -55.4%
2012 $37,371 -55.5%
2013 $38,768 -53.8%
2014 $40,695 -51.5%
2015 $42,784 -49.0%
2016 $45,017 -46.4%
2017 $47,447 -43.5%
2018 $50,070 -40.3%
2019 $52,391 -37.6%
2020 $55,100 -34.4%
2021 $62,670 -25.3%
2022 $73,059 -13.0%
2023 $77,044 -8.2%
2024 $81,501 -2.9%
2025 $83,931 0.0%

Graph: estimated home values in Saint Augustine over time (USD)



Example: 100% financing house in Saint Augustine

Loan amount: $83,931

Interest rate: 6.00%

Fixed monthly payment: $503.21

Breakdown in the 1st month:
Interest portion: $419.66  –  Principal portion: $83.55

Yearly breakdown (100% financing)

Year Interest per year ($) Principal per year ($) Remaining balance at year-end ($)
1 $5,007.82 $1,030.68 $82,900.32
2 $4,944.25 $1,094.25 $81,806.06
3 $4,876.76 $1,161.74 $80,644.32
4 $4,805.11 $1,233.40 $79,410.92
5 $4,729.03 $1,309.47 $78,101.45
6 $4,648.27 $1,390.24 $76,711.22
7 $4,562.52 $1,475.98 $75,235.23
8 $4,471.49 $1,567.02 $73,668.21
9 $4,374.84 $1,663.67 $72,004.55
10 $4,272.22 $1,766.28 $70,238.27
11 $4,163.28 $1,875.22 $68,363.05
12 $4,047.63 $1,990.88 $66,372.17
13 $3,924.83 $2,113.67 $64,258.49
14 $3,794.47 $2,244.04 $62,014.45
15 $3,656.06 $2,382.45 $59,632.01
16 $3,509.11 $2,529.39 $57,102.61
17 $3,353.11 $2,685.40 $54,417.22
18 $3,187.48 $2,851.03 $51,566.19
19 $3,011.63 $3,026.87 $48,539.31
20 $2,824.94 $3,213.56 $45,325.75
21 $2,626.74 $3,411.77 $41,913.98
22 $2,416.30 $3,622.20 $38,291.78
23 $2,192.90 $3,845.61 $34,446.17
24 $1,955.71 $4,082.80 $30,363.37
25 $1,703.89 $4,334.62 $26,028.75
26 $1,436.54 $4,601.97 $21,426.79
27 $1,152.70 $4,885.81 $16,540.98
28 $851.35 $5,187.15 $11,353.83
29 $531.42 $5,507.08 $5,846.75
30 $191.76 $5,846.75 $0.00

Note: The calculation is based on a standard annuity mortgage with a fixed monthly payment over the entire term. Extra payments, interest rate changes, and additional purchase costs (e.g. taxes, notary fees) are not included.


How to sell in Saint Augustine, IL


1500 sqft3900 sqft
Ø selling price$112,531$239,383
Ø fast selling$102,301$215,444
Ø high price sale$122,761$263,321

In 2026, houses in Saint Augustine, IL will be offered at an average price of $62 per square foot. A 1,500 sqft home priced at $112,531 is 21.25% more expensive per square foot than a 3,900 sqft home priced at $239,383. Home prices in Saint Augustine, IL vary significantly depending on the neighborhood and location. For a quick sale, a 2,700 sqft home should be listed at around $165,726. Sellers who can wait longer may achieve a higher price of up to $202,555.


Discover Saint Augustine, IL

Overview

Nestled amid Illinois prairie, Saint Augustine, IL is a quiet village known for its warm Midwestern hospitality. Travelers and homebuyers alike appreciate the town?s small?town character, open skies, and convenient access to nearby regional services.
Its agricultural heritage shapes daily life, from seasonal harvest rhythms to community gatherings around local churches and halls. For anyone researching places to live in western Illinois, Saint Augustine offers an affordable, peaceful base with a genuine sense of belonging.

History and Community

The village traces its roots to railroad and farm trade patterns that once knit many rural Illinois communities together.
Today, neighbors still support one another through volunteer groups, school programs, and civic events that keep traditions alive. Visitors will find friendly businesses, grain elevators, and classic streets that reflect the area?s enduring work ethic.

Things to Do and Local Lifestyle

Outdoor enthusiasts enjoy country roads for cycling, nearby hunting and fishing spots, and star?filled skies perfect for quiet evenings. Weekend drives put you within reach of museums, farmers markets, and regional festivals across western Illinois.
Whether you plan to visit, relocate, or invest, Saint Augustine, Illinois blends rural tranquility with practical connections to the wider Midwest.



FAQ – Home Values in Saint Augustine

What is the median home value in Saint Augustine in 2026?

In 2026, the typical home value in Saint Augustine is about $83,931 for an average home size of 1373 square feet. This corresponds to an average price of roughly $62 per square foot.

What is the average cost per square foot in Saint Augustine?

In 2026, homes in Saint Augustine sell for an average of around $62 per square foot, with a typical range between $53 and $53 per square foot, depending on the property’s location, condition, and lot size.

What is the average home size in ?

The average home size in Saint Augustine is about 1373 square feet, with an estimated 2026 value around $83,931.



Locations close to Saint Augustine, IL

Sciota, IL92 $ / ft²
Seaton, IL57 $ / ft²
Smithfield, IL57 $ / ft²
Roseville, IL52 $ / ft²
Rio, IL78 $ / ft²
Raritan, IL47 $ / ft²
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