Secret Districts are Limited Time Districts appearing in various locations. This is a list of all the Secret Districts that have been in the game.
Brazil[]
Smuggler's Haven[]
August 12, 2011 to August 30, 2011
Ballistic Bliss
170 
74 
244
El Dorado[]
September 12, 2011 to September 22, 2011
Gold Dust Armor76 175 251
Leticia, Colombia[]
October 11, 2011 to October 25, 2011
Gilded Uzi177 78 255
Snake Island[]
December 1, 2011 to December 12, 2011
Lancehead Hydra78 180 258
Back Alley Business[]
January 2, 2012 to January 16, 2012
Street Warrior85 185 270
By The Bookie[]
February 21, 2012 to March 6, 2012
Bookie84 192 276
Metal Mafia[]
April 19, 2012 to May 3, 2012
Band Manager198 89 287
Obelisk of Sao Paulo[]
July 13, 2012 to July 26, 2012
Procession Soldier105 205 310
The Decaffeination[]
September 12, 2012 to September 25, 2012
Plantation Hoe226 124 350
When The Wild Strikes[]
November 19, 2012 to December 2, 2012
Bio-Warhead Base134 236 370
Face It[]
January 28, 2013 to February 10, 2013
Handy246 144 390
Rocks In Rio[]
April 7, 2013 to April 21, 2013
Atlantic Royal Flycatcher154 256 410
Exotic Charm[]
June 21, 2013 to July 5, 2013
Forest Patrol267 165 432
Chicago[]
City of Traverse[]
November 1, 2011 to November 14, 2011
Floating Casino91 178 269
Lexington Hotel[]
December 14, 2011 to December 28, 2011
Lexington Limo181 82 263
The Slammer[]
January 20, 2012 to February 5, 2012
Bribed Policeman190 81 271
The Great Fire[]
March 23, 2012 to April 6, 2012
Foam Extinguisher194 85 279
The Grifter[]
May 10, 2012 to May 24, 2012
Grifter91 200 291
Lighthouse Lobbying[]
June 21, 2012 to July 5, 2012
Coast Guard202 100 302
The Slaughterhouse[]
August 23, 2012 to September 5, 2012
Butcher109 211 320
Nightcap[]
October 28, 2012 to November 10, 2012
Thick Smoke233 131 364
Vaudevillains[]
January 5, 2013 to January 18, 2013
Hat Psycho140 242 382
Barbershop Quartet[]
March 15, 2013 to March 29, 2013
Pole-ar Pleasure252 150 402
Banking Turns[]
May 27, 2013 to June 10, 2013
National Treasure161 263 424
Cover Story[]
October 11, 2013 to October 25, 2013
Newsbike297 195 492
London[]
The Mold[]
June 2, 2012 to June 15, 2012
Bee Keeper91 202 293
On Your Mark[]
August 2, 2012 to August 15, 2012
Throwing Axe208 107 315
That's A Wrap[]
October 7, 2012 to October 21, 2012
Film Camera128 230 358
Anchors Aweigh[]
December 12, 2012 to December 25, 2012
Tall Buoy137 239 376
Round And Round[]
February 19, 2013 to March 5, 2013
Bustling147 249 396
Case Dismissed[]
May 2, 2013 to May 16, 2013
Adjourned259 157 416
It Takes Talent[]
July 14, 2013 to July 18, 2013
Talented Pig168 270 438