New Construction Homes For Sale in Saint Clair County, IL

Name: Open House: 11AM-1PM
Start: 2026-10-31T16:00:00+00:00
End: 2026-10-31T18:00:00+00:00
Location: 602 Mortar St, Mascoutah, IL 62258

175 homes

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NEW - 2 HRS AGO
$250,000
3 Beds
2 Baths
1,200 sqft
630 N 85th St,
East Saint Louis, IL 62203
Courtney M. Hoffman
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BUILDABLE PLAN
3D VIEW
$510,000+
3 Beds
2.5 Baths
1,900 sqft
The Devonshire - Summit Plan in The Summit of Shiloh,
Shiloh, IL 62221
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BUILDABLE PLAN
3D VIEW
$435,300+
3 Beds
2 Baths
1,782 sqft
The Wright Plan in Parkview Meadows,
O'Fallon, IL 62269
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BUILDABLE PLAN
3D VIEW
$461,900+
3 Beds
2 Baths
1,900 sqft
The Dakota Plan in Stone Briar,
O'Fallon, IL 62269
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BUILDABLE PLAN
$541,900+
4 Beds
2.5 Baths
2,500 sqft
The Huntley - Summit Plan in The Summit of Shiloh,
Shiloh, IL 62221
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BUILDABLE PLAN
3D VIEW
$454,200+
3 Beds
2 Baths
1,518 sqft
The Whitney Plan in Prairie Lakes,
Mascoutah, IL 62258
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QUICK MOVE-IN
$78,600
3 Beds
2 Baths
1,344 sqft
210 Tobias Dr #TOB210,
Shiloh, IL 62269
QUICK MOVE-IN
$23,100
3 Beds
2 Baths
1,216 sqft
220 Nicholas Dr #NIC220,
Shiloh, IL 62269
QUICK MOVE-IN
$89,700
3 Beds
2 Baths
1,152 sqft
205 Justus Dr #JUS205,
Shiloh, IL 62269
QUICK MOVE-IN
3D VIEW
$86,600
3 Beds
2 Baths
1,056 sqft
53 Redman Ln #REDM53,
Belleville, IL 62221
QUICK MOVE-IN
$38,400
3 Beds
2 Baths
1,904 sqft
103 Cornelius Dr #COR103,
Shiloh, IL 62269
QUICK MOVE-IN
$43,900
3 Beds
2 Baths
1,216 sqft
1713 W Highway 50 #89,
O'Fallon, IL 62269
BUILDABLE PLAN
$534,500+
4 Beds
2.5 Baths
3,047 sqft
The Lynwood Plan in Illini Trails,
O'Fallon, IL 62269
$309,900
3 Beds
2.5 Baths
1,802 sqft
397 Nicole Dr,
Caseyville, IL 62232
Re/Max Signature Properties
OPEN SAT, 11-1PM
$489,000
3 Beds
2 Baths
1,721 sqft
602 Mortar St,
Mascoutah, IL 62258
Homes By Janell
OPEN SAT, 11-1PM
$485,000
3 Beds
2 Baths
1,751 sqft
614 Mortar St,
Mascoutah, IL 62258
Homes By Janell
BUILDABLE PLAN
3D VIEW
$403,600+
3 Beds
2.5 Baths
1,776 sqft
The Franklin Plan in Greystone Estates,
Shiloh, IL 62221
3D VIEW
0.31 ACRES
$446,000
4 Beds
2 Baths
2,180 sqft
3440 Navajo Trl,
Shiloh, IL 62221
Coldwell Banker Brown Realtors
3D VIEW
0.3 ACRES
$498,000
4 Beds
2.5 Baths
2,997 sqft
3439 Navajo Trl,
Shiloh, IL 62221
Coldwell Banker Brown Realtors
QUICK MOVE-IN
3D VIEW
0.3 ACRES
$599,900
4 Beds
2.5 Baths
3,000 sqft
708 Creekwood Ct,
O'Fallon, IL 62269
Re/Max Signature Properties
BUILDABLE PLAN
3D VIEW
$400,000+
3 Beds
2 Baths
1,782 sqft
The Wright Plan in Sullivan Meadows,
Swansea, IL 62226
BUILDABLE PLAN
3D VIEW
$388,700+
3 Beds
2 Baths
1,518 sqft
The Whitney Plan in Greystone Estates,
Shiloh, IL 62221
BUILDABLE PLAN
3D VIEW
$421,600+
3 Beds
2.5 Baths
1,776 sqft
The Franklin Plan in Illini Trails,
O'Fallon, IL 62269
BUILDABLE PLAN
3D VIEW
$420,800+
3 Beds
2 Baths
1,663 sqft
The Carnegie Plan in Illini Trails,
Ofallon, IL 62269
$299,900
2 Beds
2 Baths
1,522 sqft
1709 Old Park Ln,
Swansea, IL 62226
Re/Max Signature Properties
$299,900
2 Beds
2 Baths
1,522 sqft
1705 Old Park Ln,
Swansea, IL 62226
Re/Max Signature Properties
$339,900
2 Beds
2 Baths
1,780 sqft
3912 Red Bird Ln,
Swansea, IL 62226
Re/Max Signature Properties
$284,900
2 Beds
2 Baths
1,322 sqft
3912 Finch Ln,
Swansea, IL 62226
Re/Max Signature Properties
$299,900
2 Beds
2 Baths
1,522 sqft
1813 Old Park Ln,
Swansea, IL 62226
Re/Max Signature Properties
$299,900
2 Beds
2 Baths
1,522 sqft
1753 Old Park Ln,
Swansea, IL 62226
Re/Max Signature Properties
$299,900
2 Beds
2 Baths
1,522 sqft
1861 Old Park Ln,
Swansea, IL 62226
Re/Max Signature Properties
$299,900
2 Beds
2 Baths
1,522 sqft
1857 Old Park Ln,
Swansea, IL 62226
Re/Max Signature Properties
$299,900
2 Beds
2 Baths
1,522 sqft
1825 Old Park Ln,
Swansea, IL 62226
Re/Max Signature Properties
$299,900
2 Beds
2 Baths
1,522 sqft
1829 Old Park Ln,
Swansea, IL 62226
Re/Max Signature Properties
$299,900
2 Beds
2 Baths
1,522 sqft
1809 Old Park Ln,
Swansea, IL 62226
Re/Max Signature Properties
$299,900
2 Beds
2 Baths
1,522 sqft
1757 Old Park Ln,
Swansea, IL 62226
Re/Max Signature Properties
$329,900
2 Beds
2 Baths
1,725 sqft
3920 Finch Ln,
Swansea, IL 62226
Re/Max Signature Properties
BUILDABLE PLAN
3D VIEW
$439,800+
4 Beds
2.5 Baths
2,258 sqft
The Jefferson Plan in Parkview Meadows,
O'Fallon, IL 62269
0.86 ACRES
$675,000
6 Beds
3.5 Baths
3,400 sqft
7978 Boreal Ridge Ct,
Caseyville, IL 62232
Berkshire Hathaway HomeServices Select Properties
BUILDABLE PLAN
3D VIEW
$404,800+
3 Beds
2 Baths
1,528 sqft
The Whitney Plan in Illini Trails,
O'Fallon, IL 62269
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New Construction Homes For Sale in Saint Clair County, IL

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New Construction Homes For Sale in Saint Clair County, IL

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