House Prices

House Prices & Home Values Gillespie, IL 2026


Average Data

average house price$78,320
average size per house1443 ft²
average price per ft²55 $ / ft²

04/17/2026 - The value range (VR) for house prices in Gillespie, IL is $57/ sqft to $57/ sqft. An average home with 1443 sqft costs approximately $82,251 to $82,251. Gillespie, IL includes 1 ZIP codes and it is located in Macoupin county. The lowest prices are found in ZIP 62033, while the highest are in ZIP 62033. The average price per sqare feet is $55. Our analysis is based on 15 property listings.

Avergage prices by ZIP codes Gillespie

6203358 $ / ft²




Historical development of home values in Gillespie

Year Estimated value (USD) Change vs. 2025
2010 $36,373 -53.6%
2011 $34,967 -55.4%
2012 $34,873 -55.5%
2013 $36,176 -53.8%
2014 $37,975 -51.5%
2015 $39,924 -49.0%
2016 $42,007 -46.4%
2017 $44,275 -43.5%
2018 $46,722 -40.3%
2019 $48,889 -37.6%
2020 $51,416 -34.4%
2021 $58,480 -25.3%
2022 $68,175 -13.0%
2023 $71,894 -8.2%
2024 $76,053 -2.9%
2025 $78,320 0.0%

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



Example: 100% financing house in Gillespie

Loan amount: $78,320

Interest rate: 6.00%

Fixed monthly payment: $469.57

Breakdown in the 1st month:
Interest portion: $391.60  –  Principal portion: $77.97

Yearly breakdown (100% financing)

Year Interest per year ($) Principal per year ($) Remaining balance at year-end ($)
1 $4,673.04 $961.78 $77,358.22
2 $4,613.72 $1,021.10 $76,337.12
3 $4,550.74 $1,084.08 $75,253.04
4 $4,483.87 $1,150.94 $74,102.10
5 $4,412.89 $1,221.93 $72,880.17
6 $4,337.52 $1,297.30 $71,582.88
7 $4,257.51 $1,377.31 $70,205.57
8 $4,172.56 $1,462.26 $68,743.31
9 $4,082.37 $1,552.45 $67,190.86
10 $3,986.62 $1,648.20 $65,542.66
11 $3,884.96 $1,749.86 $63,792.80
12 $3,777.03 $1,857.78 $61,935.02
13 $3,662.45 $1,972.37 $59,962.65
14 $3,540.80 $2,094.02 $57,868.63
15 $3,411.64 $2,223.17 $55,645.45
16 $3,274.52 $2,360.30 $53,285.16
17 $3,128.94 $2,505.87 $50,779.29
18 $2,974.39 $2,660.43 $48,118.86
19 $2,810.30 $2,824.52 $45,294.34
20 $2,636.09 $2,998.73 $42,295.61
21 $2,451.13 $3,183.68 $39,111.92
22 $2,254.77 $3,380.05 $35,731.88
23 $2,046.29 $3,588.52 $32,143.36
24 $1,824.96 $3,809.85 $28,333.50
25 $1,589.98 $4,044.84 $24,288.67
26 $1,340.50 $4,294.31 $19,994.35
27 $1,075.64 $4,559.18 $15,435.18
28 $794.44 $4,840.38 $10,594.80
29 $495.89 $5,138.92 $5,455.88
30 $178.94 $5,455.88 $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 Gillespie, IL


1500 sqft3900 sqft
Ø selling price$99,826$212,356
Ø fast selling$90,751$191,120
Ø high price sale$108,901$233,591

In 2026, houses in Gillespie, IL will be offered at an average price of $55 per square foot. A 1,500 sqft home priced at $99,826 is 23.21% more expensive per square foot than a 3,900 sqft home priced at $212,356. Home prices in Gillespie, IL vary significantly depending on the neighborhood and location. For a quick sale, a 2,700 sqft home should be listed at around $147,015. Sellers who can wait longer may achieve a higher price of up to $179,685.


Discover Gillespie, IL

Gillespie, Illinois is a friendly small city in Macoupin County along Illinois Route 16, within an easy drive of St. Louis via I-55.

History and Community

Rooted in a proud coal-mining heritage, the community blends historic charm with Midwestern hospitality.
Visitors and residents appreciate a walkable downtown with locally owned shops, services, and family-run restaurants.

Outdoors and Recreation

The Gillespie City Lake area offers fishing, boating, camping, and sunset views that make weekend getaways easy.
Parks and ballfields provide playgrounds, leagues, and picnic shelters for year-round outdoor recreation.

Schools and Services

Families value local schools, a modern library, and responsive city services.

Location and Access

Positioned near major routes like Illinois Route 16 and close to I-55, Gillespie, IL connects easily to Springfield, Litchfield, and the greater St. Louis region.
This central location supports small business growth and makes commuting straightforward for professionals and students.

Real Estate and Lifestyle

Affordable real estate, a steady job base, and neighborhood pride make Gillespie an appealing place to live, work, and invest.
Whether you are planning a day trip or a lifetime move, you will find welcoming people, genuine value, and plenty to explore in Gillespie, Illinois.



FAQ – Home Values in Gillespie

What is the median home value in Gillespie in 2026?

In 2026, the typical home value in Gillespie is about $78,320 for an average home size of 1443 square feet. This corresponds to an average price of roughly $55 per square foot.

What is the average cost per square foot in Gillespie?

In 2026, homes in Gillespie sell for an average of around $55 per square foot, with a typical range between $57 and $57 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 Gillespie is about 1443 square feet, with an estimated 2026 value around $78,320.



Locations close to Gillespie, IL

Glen Carbon, IL167 $ / ft²
Godfrey, IL100 $ / ft²
Golden Eagle, IL127 $ / ft²
Fillmore, IL119 $ / ft²
Fieldon, IL126 $ / ft²
Fidelity, IL119 $ / ft²
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