In the new Arbitron, Boston squeaked back into the top 10 radio markets, not by it's increasing population, but by Detroit losing lots of people!
Here's the top 20 radio markets according to Arbitron (with populations):
NEW YORK 1 15,344,600
LOS ANGELES 2 10,902,400
CHICAGO 3 7,784,400
SAN FRANCISCO 4 5,969,400
DALLAS-FT. WORTH 5 4,973,000
HOUSTON-GALVESTON 6 4,639,000
PHILADELPHIA 7 4,350,000
ATLANTA 8 4,267,500
WASHINGTON, DC 9 4,210,000
BOSTON 10 3,874,600
DETROIT 11 3,866,500
MIAMI-FT. LAUDERDALE-HOLLYWOOD 12 3,538,400
PUERTO RICO 13 3,328,500
SEATTLE-TACOMA 14 3,328,100
PHOENIX 15 3,173,200
MINNEAPOLIS-ST. PAUL 16 2,683,000
SAN DIEGO 17 2,515,100
NASSAU-SUFFOLK (LONG ISLAND) 18 2,359,300
TAMPA-ST. PETERSBURG-CLEARWATER 19 2,350,000
ST. LOUIS 20 2,308,400
Other cities: Providence is 39, Hartford 50, Springfield 86, Worcester 112, New Haven 114, Portsmouth 116, Portland 167, New London 177, New Bedford/Fall River 178, Manchester 190, Cape Cod 191
Here's the top 20 radio markets according to Arbitron (with populations):
NEW YORK 1 15,344,600
LOS ANGELES 2 10,902,400
CHICAGO 3 7,784,400
SAN FRANCISCO 4 5,969,400
DALLAS-FT. WORTH 5 4,973,000
HOUSTON-GALVESTON 6 4,639,000
PHILADELPHIA 7 4,350,000
ATLANTA 8 4,267,500
WASHINGTON, DC 9 4,210,000
BOSTON 10 3,874,600
DETROIT 11 3,866,500
MIAMI-FT. LAUDERDALE-HOLLYWOOD 12 3,538,400
PUERTO RICO 13 3,328,500
SEATTLE-TACOMA 14 3,328,100
PHOENIX 15 3,173,200
MINNEAPOLIS-ST. PAUL 16 2,683,000
SAN DIEGO 17 2,515,100
NASSAU-SUFFOLK (LONG ISLAND) 18 2,359,300
TAMPA-ST. PETERSBURG-CLEARWATER 19 2,350,000
ST. LOUIS 20 2,308,400
Other cities: Providence is 39, Hartford 50, Springfield 86, Worcester 112, New Haven 114, Portsmouth 116, Portland 167, New London 177, New Bedford/Fall River 178, Manchester 190, Cape Cod 191