Ethnically speaking, in the census of 2006, the whole Bihać municipality had 105,000 residents, including:

• 85% Muslims by nationality (Bosniaks)
• 4% Serbs
• 9% Croats
• 2% others

According to the 1991. census the municipality had a population of 70,732, including:

• 46,737 - 66.07% Muslims by nationality
• 12,689 - 17.93% Serbs
• 5,580 - 7.88% Croats
• 4,356 - 6.15% Yugoslavs
• 1,370 - 1.93% others and unknown

According to the 1981. census the municipality had a population of 65,544, including:

• 40,041 - 61.09% Muslims by nationality
• 11,093 - 16.92% Serbs
• 5,855 - 8.93% Croats
• 7,364 - 11.23% Yugoslavs
• 1,191 - 1.81% others and unknown

According to the 1971. census the municipality had a population of 58,185, including:

• 37,325 - 64.14% Muslims by nationality
• 12,096 - 20.78% Serbs
• 6,824 - 11.72% Croats
• 1,133 - 1.94% Yugoslavs
• 807 - 1.38% others and unknown

Settlements (over 1,500 residents), 1991. census

• Bihać

total: 45,553

• 27,418 - 60.18% Muslims by nationality
• 8,218 - 18.04% Serbs
• 4,805 - 10.54% Croats
• 4,020 - 8.82% Yugoslavs
• 1,092 - 2.42% others and unknown

• Orašac

total: 2,574

• 2,498 - 97.04% Muslims by nationality
• 49 - 1.90% Serbs
• 1 - 0.03% Croats
• 11 - 0.42% Yugoslavs
• 15 - 0,58% others and unknown

• Turija

total: 2,118

• 1,975 - 93.24% Muslims by nationality
• 71 - 3.35% Serbs
• 2 - 0.09% Yugoslavs
• 70 - 3.30% others and unknown

• Brekovica

total: 1,833

• 1,779 - 97.05% Muslims by nationality
• 1 - 0.05% Croats
• 1 - 0.05% Serbs
• 4 - 0.21% Yugoslavs
• 48 - 2.61% others and unknown

• Ripač

total: 1,724

• 1,297 - 75.23% Muslims by nationality
• 339 - 19.66% Serbs
• 12 - 0.69% Croats
• 70 - 4.06% Yugoslavs
• 6 - 0.34% others and unknown