| Rank | County | Total Retail Sales | 
                            
                                
                                    | 1 | Yellowstone County, Montana | $2,840,723 | 
                            
                                
                                    | 2 | Missoula County, Montana | $2,179,398 | 
                            
                                
                                    | 3 | Gallatin County, Montana | $1,791,758 | 
                            
                                
                                    | 4 | Flathead County, Montana | $1,581,348 | 
                            
                                
                                    | 5 | Cascade County, Montana | $1,302,292 | 
                            
                                
                                    | 6 | Lewis and Clark County, Montana | $972,926 | 
                            
                                
                                    | 7 | Silver Bow County, Montana | $504,698 | 
                            
                                
                                    | 8 | Ravalli County, Montana | $344,777 | 
                            
                                
                                    | 9 | Lake County, Montana | $276,964 | 
                            
                                
                                    | 10 | Hill County, Montana | $231,140 | 
                            
                                
                                    | 11 | Park County, Montana | $208,923 | 
                            
                                
                                    | 12 | Custer County, Montana | $199,923 | 
                            
                                
                                    | 13 | Lincoln County, Montana | $170,563 | 
                            
                                
                                    | 14 | Fergus County, Montana | $135,416 | 
                            
                                
                                    | 15 | Richland County, Montana | $128,640 | 
                            
                                
                                    | 16 | Beaverhead County, Montana | $122,910 | 
                            
                                
                                    | 17 | Dawson County, Montana | $118,284 | 
                            
                                
                                    | 18 | Glacier County, Montana | $106,256 | 
                            
                                
                                    | 19 | Stillwater County, Montana | $103,225 | 
                            
                                
                                    | 20 | Roosevelt County, Montana | $99,861 | 
                            
                                
                                    | 21 | Big Horn County, Montana | $87,369 | 
                            
                                
                                    | 22 | Sanders County, Montana | $82,124 | 
                            
                                
                                    | 23 | Valley County, Montana | $81,315 | 
                            
                                
                                    | 24 | Deer Lodge County, Montana | $71,477 | 
                            
                                
                                    | 25 | Pondera County, Montana | $64,672 | 
                            
                                
                                    | 26 | Carbon County, Montana | $60,650 | 
                            
                                
                                    | 27 | Broadwater County, Montana | $59,235 | 
                            
                                
                                    | 28 | Toole County, Montana | $54,824 | 
                            
                                
                                    | 29 | Rosebud County, Montana | $53,358 | 
                            
                                
                                    | 30 | Madison County, Montana | $48,923 | 
                            
                                
                                    | 31 | Mineral County, Montana | $46,129 | 
                            
                                
                                    | 32 | Chouteau County, Montana | $44,696 | 
                            
                                
                                    | 33 | Blaine County, Montana | $44,240 | 
                            
                                
                                    | 34 | Teton County, Montana | $43,930 | 
                            
                                
                                    | 35 | Sweet Grass County, Montana | $42,651 | 
                            
                                
                                    | 36 | Jefferson County, Montana | $39,880 | 
                            
                                
                                    | 37 | Powell County, Montana | $35,007 | 
                            
                                
                                    | 38 | Phillips County, Montana | $34,033 | 
                            
                                
                                    | 39 | Musselshell County, Montana | $33,610 | 
                            
                                
                                    | 40 | Sheridan County, Montana | $31,524 | 
                            
                                
                                    | 41 | Daniels County, Montana | $26,586 | 
                            
                                
                                    | 42 | Fallon County, Montana | $26,323 | 
                            
                                
                                    | 43 | Granite County, Montana | $23,787 | 
                            
                                
                                    | 44 | Wheatland County, Montana | $18,254 | 
                            
                                
                                    | 45 | McCone County, Montana | $18,033 | 
                            
                                
                                    | 46 | Meagher County, Montana | $16,374 | 
                            
                                
                                    | 47 | Liberty County, Montana | $15,603 | 
                            
                                
                                    | 48 | Powder River County, Montana | $13,808 | 
                            
                                
                                    | 49 | Carter County, Montana | $11,929 | 
                            
                                
                                    | 50 | Garfield County, Montana | $10,240 | 
                            
                                
                                    | 51 | Prairie County, Montana | $7,425 | 
                            
                                
                                    | 52 | Judith Basin County, Montana | $5,468 | 
                            
                                
                                    | 53 | Wibaux County, Montana | $4,305 | 
                            
                                
                                    | 54 | Treasure County, Montana | $0 | 
                            
                                
                                    | 55 | Golden Valley County, Montana | $0 | 
                            
                                
                                    | 56 | Petroleum County, Montana | $0 |