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The average rent in St. Mary's, Decatur, as of June 2026, is up 5.71% compared to last month but unchanged year-over-year.
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1d ago
2 beds
1 bath
$925
Apartment for rent
12h ago
SIA house for rent in Decatur
1259 E Whitmer St, Decatur, IL 62521
2 beds
1 bath
$800
House for rent
Available Jun 16
5d+ ago
SIA house for rent in Decatur
1105 S Jasper St, Decatur, IL 62521
2 beds
1 bath
$950
House for rent
Available Jun 5
5d+ ago
Nelson Park - Lyons Park house for rent in Decatur
2133 E Lawrence St #NA, Decatur, IL 62521
Air conditioning | Assigned parking | Outdoor space
3 beds
1 bath
$1,000
House for rent
Available Jun 15
5d+ ago
SIA house for rent in Decatur
1329 E Riverside Ave, Decatur, IL 62521
2 beds
1 bath
$975
House for rent
Available May 31
5d+ ago
SIA house for rent in Decatur
1455 E Whitmer St, Decatur, IL 62521
2 beds
1 bath
$865
House for rent
Available Apr 20
1d ago
SIA house for rent in Decatur
4 beds
3 baths
$1,500
House for rent
Available Jun 8
5d+ ago
Clokey Park house for rent in Decatur
3 beds
1 bath
$950
House for rent
Available Jan 6
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5d+ ago
Nelson Park - Lyons Park house for rent in Decatur
450 S 22nd St, Decatur, IL 62521
2 beds
1 bath
$899
House for rent
Available May 23
5d+ ago
Galloway house for rent in Decatur
2448 E Wood St, Decatur, IL 62521
3 beds
1 bath
$1,050
$995
Price drop
House for rent
Available May 15
5d+ ago
SIA house for rent in Decatur
1237 E Johns Ave, Decatur, IL 62521
2 beds
1 bath
$795
House for rent
Available Apr 24
5d+ ago
Nelson Park - Lyons Park house for rent in Decatur
1764 E Johns Ave, Decatur, IL 62521
1 bed
1.5 baths
$775
House for rent
Available Apr 15
5d+ ago
Clokey Park house for rent in Decatur
2 beds
1 bath
$900
House for rent
Available Jan 6
5d+ ago
Clokey Park house for rent in Decatur
3 beds
2 baths
$995
House for rent
Available Dec 12
5d+ ago
Nelson Park - Lyons Park house for rent in Decatur
2 beds
1 bath
$895
House for rent
Available May 8
4d ago
2 beds
1 bath
$725
House for rent
Available Jun 16
These rentals are 10%-30% cheaper than the local average price for similar rentals.
5d+ ago
2 beds
1 bath
$845
House for rent
Available Jun 16
3d ago
SIA house for rent in Decatur
803 E Whitmer St #NA, Decatur, IL 62521
3 beds
1 bath
$935
House for rent
Available Jun 12
5d+ ago
SIA house for rent in Decatur
813 E Lawrence St #NA, Decatur, IL 62521
Assigned parking | Outdoor space
2 beds
1 bath
$1,050
House for rent
Available Jun 8
5d+ ago
SIA house for rent in Decatur
3 beds
1 bath
$1,275
House for rent
5d+ ago
Clokey Park house for rent in Decatur
347 N Stone St, Decatur, IL 62521
2 beds
1 bath
$850
House for rent
Available Apr 17
5d+ ago
SIA house for rent in Decatur
767 E Whitmer St, Decatur, IL 62521
3 beds
1.5 baths
$950
House for rent
Available Apr 14
10h ago
SIA house for rent in Decatur
3 beds
1 bath
$625
House for rent
Available Jan 8
4d ago
2 beds
1 bath
$700
House for rent
Available Jun 16
5h ago
NE house for rent in Decatur
825 W Division St #NA, Decatur, IL 62526
Hardwood floor | Fireplace
2 beds
1 bath
$1,175
House for rent
Available Jun 23
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In St. Mary's, apartments average around 852 sqft across all unit types. Two-bedroom units are more compact at 689 sqft, while three-bedroom apartments offer more space at 1,213 sqft.
St. Mary's, a neighborhood in Decatur, IL, sees about 2 two-bedroom listings available per month, making them the most common rental type. Three-bedroom apartments have averaged about 1 listing per month.
One-bedroom apartments and studios have no current listings available in St. Mary's. The rental market focuses primarily on two and three-bedroom units.
Zumper’s proprietary rental data fuels our analysis. Rent and market trends, availability, neighborhood popularity, and lifestyle scores are all calculated using real-time and 2026 rental inventory and prices.
Our Lifestyle Categories ("great for eco-living," "great for social life," "great for pet owners," etc.) are determined by set criteria, against which we score each listing and its available features. At the neighborhood level, we calculate the listing count for each category to determine which lifestyles best fit each area.
Zumper, founded in 2012, is North America’s largest privately-owned rental platform, offering over 1 million listings across the U.S. and Canada. Stay informed on the latest trends and shifts in the rental market with our monthly National Rent Report, your go-to resource for key insights into the evolving rental landscape.
| 🔑Available apartment rentals | 25 |
|---|---|
| 💰Best rent deal | 401 S 19th St |
| ✨Popular amenities | , , |
| 🏠With photos |