Here's a different take on the Bureau of Labor Statistics Employment and Wage estimates page. I've downloaded all the data and ranked states (for every occupation with at least 100 workers).

You can use the drop-down menus to filter by state or by occupation.

Occupation Selected: Janitors and cleaners, except maids and housekeeping cleaners

Click on state name to filter.
State Jobs Average
Salary
Rank
Alaska 5,930 $27,660 1
Massachusetts 55,860 $25,930 2
Connecticut 31,100 $25,530 3
New York 176,760 $25,250 4
Washington 39,400 $25,230 5
Rhode Island 7,380 $24,900 6
Michigan 71,770 $24,510 7
New Jersey 69,510 $24,130 8
New Hampshire 9,080 $23,580 9
California 207,640 $23,360 10
Illinois 102,210 $23,300 11
Minnesota 41,940 $23,230 12
Ohio 84,440 $23,150 13
Maine 9,490 $22,980 14
District of Columbia 16,500 $22,960 15
Nevada 28,450 $22,790 16
Oregon 23,050 $22,620 17
Wisconsin 48,420 $22,570 18
Vermont 4,600 $22,370 19
Colorado 34,670 $22,280 20
Pennsylvania 96,770 $22,150 21
Hawaii 11,320 $21,880 22
Indiana 51,890 $21,810 23
Iowa 23,940 $21,480 24
Wyoming 4,490 $21,300 25
Delaware 7,540 $21,080 26
Maryland 44,550 $20,900 27
North Dakota 6,760 $20,480 28
Montana 8,510 $20,350 29
Idaho 9,410 $20,300 30
Nebraska 14,540 $20,280 31
Kansas 20,290 $20,190 32
Missouri 41,990 $19,980 33
Utah 16,910 $19,740 34
Kentucky 25,920 $19,660 35
Florida 113,190 $19,610 36
West Virginia 11,580 $19,520 37
South Dakota 7,520 $19,450 38
Virginia 63,030 $19,350 39
Tennessee 37,810 $19,150 40
Arizona 36,660 $18,910 41
Georgia 54,670 $18,890 42
North Carolina 52,600 $18,860 43
New Mexico 12,890 $18,720 44
Arkansas 17,480 $18,390 45
Virgin Islands 1,120 $18,280
Oklahoma 22,580 $18,200 46
South Carolina 30,000 $17,790 47
Alabama 26,160 $17,670 48
Texas 140,440 $17,650 49
Mississippi 17,310 $17,360 50
Louisiana 27,880 $16,960 51
Guam 1,000 $15,970
Puerto Rico 31,330 $14,740