House Prices

House Prices & Home Values Williamsville, IL 2026


Average Data

average house price$194,450
average size per house2102 ft²
average price per ft²93 $ / ft²

04/16/2026 - The value range (VR) for house prices in Williamsville, IL is $93/ sqft to $93/ sqft. An average home with 2102 sqft costs approximately $195,486 to $195,486. Williamsville, IL includes 1 ZIP codes and it is located in Sangamon county. The lowest prices are found in ZIP 62693, while the highest are in ZIP 62693. The average price per sqare feet is $93. Our analysis is based on 8 property listings.

Avergage prices by ZIP codes Williamsville

6269391 $ / ft²




Historical development of home values in Williamsville

Year Estimated value (USD) Change vs. 2025
2010 $90,306 -53.6%
2011 $86,814 -55.4%
2012 $86,580 -55.5%
2013 $89,816 -53.8%
2014 $94,282 -51.5%
2015 $99,121 -49.0%
2016 $104,294 -46.4%
2017 $109,923 -43.5%
2018 $116,001 -40.3%
2019 $121,379 -37.6%
2020 $127,654 -34.4%
2021 $145,193 -25.3%
2022 $169,262 -13.0%
2023 $178,495 -8.2%
2024 $188,821 -2.9%
2025 $194,450 0.0%

Graph: estimated home values in Williamsville over time (USD)



Example: 100% financing house in Williamsville

Loan amount: $194,450

Interest rate: 6.00%

Fixed monthly payment: $1,165.83

Breakdown in the 1st month:
Interest portion: $972.25  –  Principal portion: $193.58

Yearly breakdown (100% financing)

Year Interest per year ($) Principal per year ($) Remaining balance at year-end ($)
1 $11,602.04 $2,387.87 $192,062.13
2 $11,454.76 $2,535.15 $189,526.98
3 $11,298.40 $2,691.51 $186,835.47
4 $11,132.40 $2,857.52 $183,977.96
5 $10,956.15 $3,033.76 $180,944.20
6 $10,769.03 $3,220.88 $177,723.32
7 $10,570.38 $3,419.53 $174,303.79
8 $10,359.47 $3,630.44 $170,673.34
9 $10,135.55 $3,854.36 $166,818.98
10 $9,897.82 $4,092.09 $162,726.89
11 $9,645.43 $4,344.48 $158,382.41
12 $9,377.47 $4,612.44 $153,769.97
13 $9,092.99 $4,896.92 $148,873.05
14 $8,790.96 $5,198.96 $143,674.09
15 $8,470.30 $5,519.62 $138,154.48
16 $8,129.86 $5,860.05 $132,294.42
17 $7,768.42 $6,221.49 $126,072.94
18 $7,384.70 $6,605.22 $119,467.72
19 $6,977.30 $7,012.61 $112,455.11
20 $6,544.78 $7,445.13 $105,009.97
21 $6,085.58 $7,904.33 $97,105.64
22 $5,598.06 $8,391.86 $88,713.78
23 $5,080.46 $8,909.45 $79,804.34
24 $4,530.95 $9,458.96 $70,345.37
25 $3,947.54 $10,042.37 $60,303.00
26 $3,328.15 $10,661.76 $49,641.24
27 $2,670.56 $11,319.36 $38,321.89
28 $1,972.40 $12,017.51 $26,304.38
29 $1,231.19 $12,758.72 $13,545.65
30 $444.26 $13,545.65 $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 Williamsville, IL


1500 sqft3900 sqft
Ø selling price$168,795$359,073
Ø fast selling$153,450$323,166
Ø high price sale$184,141$394,981

In 2026, houses in Williamsville, IL will be offered at an average price of $93 per square foot. A 1,500 sqft home priced at $168,795 is 22.49% more expensive per square foot than a 3,900 sqft home priced at $359,073. Home prices in Williamsville, IL vary significantly depending on the neighborhood and location. For a quick sale, a 2,700 sqft home should be listed at around $248,590. Sellers who can wait longer may achieve a higher price of up to $303,831.

FAQ – Home Values in Williamsville

What is the median home value in Williamsville in 2026?

In 2026, the typical home value in Williamsville is about $194,450 for an average home size of 2102 square feet. This corresponds to an average price of roughly $93 per square foot.

What is the average cost per square foot in Williamsville?

In 2026, homes in Williamsville sell for an average of around $93 per square foot, with a typical range between $93 and $93 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 Williamsville is about 2102 square feet, with an estimated 2026 value around $194,450.



Locations close to Williamsville, IL

Winchester, IL58 $ / ft²
Woodson, IL90 $ / ft²
Springfield, IL34 $ / ft²
Waverly, IL97 $ / ft²
Virginia, IL105 $ / ft²
Virden, IL49 $ / ft²
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