Here is a collection of the photos I have take of Chicago transit. Since there are already tons of sites that document the history of these stations I don’t treat these as encyclopedia entries, these are just collections of photos.
Chicago L
Red Line
- Red and Purple Modernization Project
 - Howard
 - Jarvis
 - Morse
 - Loyola
 - Granville
 - Thorndale
 - Bryn Mawr
 - Berwyn
 - Argyle
 - Lawrence
 - Wilson
 - Sheridan
 - Addison
 - Belmont
 - Fullerton
 - North/Clybourn
 - Clark/Division
 - Chicago
 - Grand
 - Lake
 - Monroe
 - Jackson
 - Harrison
 - Roosevelt
 - Cermak-Chinatown
 - Sox-35th
 - 47th
 - Garfield
 - 63rd
 - 69th
 - 79th
 - 87th
 - 95th/Dan Ryan
 
Purple Line
Orange Line
Green Line
- Harlem/Lake
 - Oak Park
 - Ridgeland
 - Austin
 - Central
 - Laramie
 - Cicero
 - Pulaski
 - Conservatory – Central Park Drive
 - Kedzie
 - California
 - Damen
 - Ashland
 - Morgan
 - Clinton
 - Loop stations listed under the loop
 - Roosevelt
 - Cermak-McCormick Place
 - 35th-Bronzeville-IIT
 - Indiana
 - 43rd
 - 47th
 - 51st
 - Garfield
Englewood/Ashland Branch: - Halsted
 - Racine (abandoned)
 - Ashland/63rd
Jackson Park/East 63rd Branch: - King Drive
 - Cottage Grove
 
Blue Line
- O’Hare (Airport Transit System)
 - Rosemont
 - Cumberland
 - Harlem
 - Jefferson Park
 - Montrose
 - Irving Park
 - Addison
 - Belmont
 - Logan Square
 - California
 - Western
 - Damen
 - Division
 - Chicago
 - Grand
 - Clark/Lake
 - Washington
 - Monroe
 - Jackson
 - LaSalle
 - Clinton
 - UIC-Halsted
 - Racine
 - Illinois Medical District
 - Western
 - Kedzie-Homan
 - Pulaski
 - Cicero
 - Central (abandoned)
 - Austin
 - Oak Park
 - Harlem
 - Forest Park
 
Loop
- Clark/Lake
 - State/Lake
 - Washington/Wabash
 - Adams/Wabash
 - Harold Washington Library
 - LaSalle/Van Buren
 - Quincy
 - Washington/Wells
 
Brown Line
- Kimball
 - Kedzie
 - Francisco
 - Rockwell
 - Western
 - Damen
 - Montrose
 - Irving Park
 - Addison
 - Paulina
 - Southport
 - Belmont
 - Diversey
 - Wellington
 - Fullerton
 - Armitage
 - Sedgwick
 - Chicago
 - Merchandise Mart
 
Pink Line
- Stations east of Polk are listed under the Green Line
 - Polk
 - 18th
 - Damen
 - Western
 - California
 - Kedzie
 - Central Park
 - Pulaski
 - Kostner
 - Cicero
 - Laramie (abandoned)
 - 54th/Cermak
 
Yellow Line
Metra
Downtown Stations
BNSF Railway Line
- Halsted Street
 - Western Avenue
 - Cicero
 - LaVergne
 - Berwyn
 - Harlem Avenue
 - Riverside
 - Hollywood
 - Brookfield
 - Congress Park
 - LaGrange (La Grange Road)
 - Stone Avenue
 - Western Springs
 - Highlands
 - Hinsdale
 - West Hinsdale
 - Clarendon Hills
 - Westmont
 - Fairview Avenue
 - Downers Grove – Main Street
 - Belmont
 - Lisle
 - Naperville
 - Route 59
 - Aurora
 
Heritage Corridor
Metra Electric District
- Van Buren Street
 - Museum Campus/11th Street
 - 18th Street
 - McCormick Place
 - 27th Street
 - 47th Street/Kenwood
 - 51st-53rd Streets
 - 55th-56th-57th Streets
 - 59th Street/University of Chicago
 - 63rd Street
 - South Chicago Branch
 - 75th Street/Grand Crossing
 - 79th Street/Chatham
 - 83rd Street/Avalon Park
 - 87th Street/Woodruff
 - 91st Street/Chesterfield
 - 95th Street/Chicago State University
 - 103rd Street/Rosemoor
 - 107th Street
 - 111th Street/Pullman
 - Kensington/115th Street
 - Blue Island Branch
 - Riverdale
 - Ivanhoe
 - 147th Street (Sibley Boulevard)
 - Harvey
 - Hazel Crest
 - Calumet
 - Homewood
 - Flossmoor
 - Olympia Fields
 - 211th Street
 - Matteson
 - Richton Park
 - University Park
 
Milwaukee District/North Line
- Western Avenue
 - Healy
 - Grayland
 - Mayfair
 - Forest Glen
 - Edgebrook
 - Morton Grove
 - Golf
 - Glenview
 - North Glenview
 - Northbrook
 - Lake-Cook Road
 - Deerfield
 - Lake Forest
 - Libertyville
 - Prairie Crossing
 - Grayslake
 - Round Lake
 - Long Lake
 - Ingleside
 - Fox Lake
 
Milwaukee District/West Line
North Central Service
- Western Avenue
 - River Grove
 - Belmont Avenue (Franklin Park)
 - Schiller Park
 - Rosemont
 - O’Hare Transfer
 - Prospect Heights
 - Wheeling
 - Buffalo Grove
 - Prairie View
 - Vernon Hills
 - Mundelein
 - Prairie Crossing
 - Washington Street/Grayslake
 - Round Lake Beach
 - Lake Villa
 - Antioch
 
Rock Island District
- 35th Street – Lou Jones
 - Gresham
 - Beverly Branch
 - Main Line
 - Blue Island – Vermont Street
 - Robbins
 - Midlothian
 - Oak Forest
 - Tinley Park
 - Tinley Park – 80th Avenue
 - Hickory Creek
 - Mokena
 - New Lenox
 - Joliet
 
SouthWest Service
- Wrightwood
 - Ashburn
 - Oak Lawn
 - Chicago Ridge
 - Worth
 - Palos Heights
 - Palos Park
 - Orland Park 143rd Street
 - Orland Park 153rd Street
 - Orland Park 179th Street
 - Laraway Road
 - Manhattan
 
Union Pacific/North Line
- Clybourn
 - Ravenswood
 - Peterson/Ridge
 - Rogers Park
 - Evanston – Main Street
 - Evanston – Davis Street
 - Evanston – Central Street
 - Wilmette
 - Kenilworth
 - Indian Hill
 - Winnetka
 - Hubbard Woods
 - Glencoe
 - Braeside
 - Ravinia Park
 - Ravinia
 - Highland Park
 - Highwood
 - Fort Sheridan
 - Lake Forest
 - Lake Bluff
 - Great Lakes
 - North Chicago
 - Waukegan
 - Zion
 - Winthrop Harbor
 - Kenosha
 
Union Pacific/Northwest Line
- Clybourn
 - Irving Park
 - Jefferson Park
 - Gladstone Park
 - Norwood Park
 - Edison Park
 - Park Ridge
 - Dee Road
 - Des Plaines
 - Cumberland
 - Mount Prospect
 - Arlington Heights
 - Arlington Park
 - Palatine
 - Barrington
 - Fox River Grove
 - Cary
 - Pingree Road
 - McHenry Branch:
 - Crystal Lake
 - Woodstock
 - Harvard
 
