Situated on 25.8 acres overlooking Lake Decatur, this former Headquarters for Illinois Power offers approximately 153,000 square feet of highly versatile space. Most recently used as a modern ministry and education campus, its multi-wing design currently combines office infrastructure with extensive commons, classroom, hospitality and open multi-purpose rooms. A glass-wrapped main lobby, large cafĂ© and gathering hall, commercial-grade kitchen, numerous classrooms, create a ready-made environment for any number of potential uses. Expansive parking, 2 out-building’s. Exceptional capacity and flexibility for expansion or redevelopment in a rare lake-adjacent in-town setting.Perimeter fencing encloses key portions of the grounds and multiple entrances serve the expansive parking fields. Includes dumb waiter, passenger elevator and service elevator. Out-buildings with a total of 7 overhead doors and 2 sliding doors and 26 covered carports, perfect facilities for fleet management.
Property Details
Price:
$2,750,000
MLS #:
6257425
Status:
Active
Beds:
0
Baths:
0
Type:
Commercial
Subtype:
Office
Listed Date:
Mar 16, 2026
Lot Size:
1,015,384 sqft / 25.81 acres (approx)
Year Built:
1958
See this Listing
Schools
Interior
Appliances
Gas Water Heater
Cooling
Other
Heating
Other
Levels
Two
Exterior
Building Features
Elevators, Kitchen Facilities
Construction Materials
Brick
Exterior Features
Fence
Parking Features
On Site
Parking Spots
500
Parking Total
500
Roof
Other
Stories
2
Waterfront Features
Lake Privileges
Financial
Tax Year
2025
Map
Community
- Address500 S 27th Street Decatur IL
- CityDecatur
- CountyMacon
- Zip Code62521
Subdivisions in Decatur
- 3 Huston Comm Park
- A M Reeves Add
- Adg Specialty Center
- Aplewood Add
- Applewood Add
- Assessors
- Assessors Sub
- Assrs Sub
- B H Cassells Sub
- Baker Bros Sub
- Baker Woods Estate
- Baker Woods Estates
- Bayshores North Add
- Becker Place
- Beverly Heights
- Big Oak Plaza
- Birchwood Estates
- Bledsaw Add
- Bradley & Campbells 2nd Add
- Bradleys Add
- Branson Add
- Brierwood Add
- Broad Acres
- Brock Morgan Center
- Brookview
- Buccaneers Point 02
- Buckhead Estates
- C C Walters 3rd Add
- C E Peebles Add
- C H Moores Add
- Camp & Wilsons
- Carlton Add
- Carvers Add
- Church/God Add
- Claude D Price Sub
- Clearwater Shores
- Cloyds 1st Add
- Condominium
- Country Acres Add
- Country Club Harbour Estates
- Country Manor 2nd Add
- County Fair Coml/Indl Park
- Craycroft 2nd
- Craycroft at Southlake
- Craycroft/Southlake
- Craycroft/Southlake Second Add
- Cresthaven Add
- Cundiff Add
- Deer Run
- Deerfield Estates
- Dennis Add
- Doctors Sub Add
- Dodsons 2nd Add
- Dodsons Add 02
- Driscon Place
- Earl M Gray 1st Add
- East Lynn
- East Lynn Add
- Eastmoreland Place 1st Add
- Eastmoreland Place 2nd Add
- Eckerts Add
- Edgewood An Add
- Elm Rdg
- Elms
- Enterprise Zone Parcels
- Fairview Add
- Fairway Estates
- Fitzgerald Heights
- Forest Crest Sub
- Frank R Snyders 2nd Sub
- G L Davis Add
- Gatlings Add
- Girl Scout
- Glenwood Heights
- Godwins 2nd Add
- Grandview Add
- Grays Cove Third Add
- Green Meadow 2nd Add
- Greenlake Add
- Greenridge Sub
- H A Tuttles Add
- H A Woods 2nd Add
- H A Woods S Park Add
- H A Woods Walnut Grove Add
- H A Woods West Park Add
- Heritage Harbour Add
- Higgins Add
- Highlawns Add
- Hillcrest An Add
- Hoffmans Acre
- Home Park 1st Add
- Home Park Manor
- Home Park Manor 4th Add
- Hopkins Manor
- Hubbard & Wolf Add
- Huston Heights Add
- Huston Hills
- Hyi Add
- I F Pharos Sub
- Imboden Place
- Indian Spgs Add
- Industrial Park 8th Add
- Ippel Add
- Isabelle Osgoods 1st Add
- J R Gorins Add
- Jeralds Add
- Johns 1st Add
- Johns 2nd Add
- Jokisch
- Joseph D Deakins Sub
- Julius L Burtschis Sub
- King Kove
- L Towls 2nd Add
- Lake Grove Club
- Lakeland Heights 7th Add
- Lakeview Heights
- Larkdale Add
- Lincoln Park Place Add
- M Fortsmeyers Add
- M Marcotts Add
- Manor Place
- Mccaleb Resurvey
- Meadow Knolls
- Meadowlark 4th Add
- Melrose Court Add
- Millards Sub
- Millikin Add
- Montgomery Hills 1st Add
- Montgomery Hills 2nd Add
- Morningside Place An Add
- New Vision Sub
- North Add
- North Decatur Add
- North Side Add
- Northbrook 2nd Add
- Northeast Bus & Industria
- Northeast Bus & Industrl Complex First
- Northeast Land Improv Co
- Northland Heights 1st Add
- Northside Investment Park 2nd Sub
- Norwood Heights
- Oak Grove 2nd Add
- Oak Grove Add
- Oak Rdg Point
- Oakdale Add
- P J Sears
- Palisades Plaza 2nd Add
- Park 101 Indust Park
- Park Add
- Park View Add
- Phillipsdale
- Prairie Dell Add
- Prather & Adamsons Add
- Primrose Estates 1st Add
- Primrose Estates 3rd Add
- Ravina Park Manor 2nd Add
- Richland Heights First Add
- Riverside Place
- Rolling Creek
- S C Allens Sub
- Scroggins Estates
- Sena M Wede Sub
- Shadow Lane 3rd Add
- Shadow Lane 4th Add
- Shaws 1st Add
- Shaws 3rd Add
- Shepards 1st Add
- Shepherds
- Shepherds 2nd Add
- Sims Knolls Add
- Sims-Hazelrigg Add
- Soules Add
- South Decatur First Add
- South Lake Estates
- South Shores
- South Shores 10th Add
- South Shores 10th East Add
- South Shores 14th Add
- South Shores 15th Add
- South Shores 16th Add
- South Shores 2nd Add Add
- South Shores 9th Add
- South Shores Twentieth Add
- Southeast Plaza 5 Add
- Southeast Plaza Add
- Southmoreland Place
- Southside Estates 3rd Add
- Southwestern Add
- Spangler Heights
- Spring Crk Estates Add
- Starr Crst
- Stickels 1st Sub
- Stone’s Commercial Pk Third Ad
- Stones Comm Park Add 03
- Studebaker Add
- Super Shine Add
- Thomas Jefferson Estates
- Timberlake
- Town & Country Add
- Town/Decatur
- University Place
- University Place 2nd Add
- Verde Oaks Add
- Virginia 5th Add
- W J Cripe Add
- Weikelss Rolling Acres
- Weirch
- West View Add 04
- Western Add
- Westlake Add
- Westmit Place
- Westway Add
- Whitchels Add
- Wilcox Wayside Farms Add
- Wildwood Manor
- Wildwood Second Add
- Windsor Village 1st Add
- Windsor Village 5th Add
- Wm H Beggs Add
- Woodlands
- Woodridge Add
Market Summary
Current real estate data for Commercial in Decatur as of Jun 04, 2026
38
Commercial Listed
326
Avg DOM
$531,500
Avg List Price
Property Summary
- 500 S 27th Street Decatur IL is a Commercial for sale in Decatur, IL, 62521. It is listed for $2,750,000
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