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Legislative District Sizes

The ideal district population is the total state population divided by the total number of districts.  Below are tables that list the 2000 and 2010 ideal district sizes in Massachusetts for the House, Senate, and Congress, as well as estimates from 2001 to 2009. 

Ideal District Population Based on 2010 Census

 

Population per District 

 

Seats:

160

40

9

2010 Census Release Date

Total Population

Rep.

Sen.

Congress

12/21/10

6,547,629

40,923

163,691

727,514

 10 Year Congressional District Growth: 92,605

Ideal District Population Estimates 2000 - 2009

 

Seats:

160

40

10

Census Estimates Release Date

Total Population

Rep.

Sen.

Congress

7/1/2009

6,593,587

41,210

164,840

659,359

7/1/2008

6,543,595

40,897

163,590

654,360

7/1/2007

6,499,275

40,620

162,482

649,928

7/1/2006

6,466,399

40,415

161,660

646,640

7/1/2005

6,453,031

40,331

161,326

645,303

7/1/2004

6,451,279

40,320

161,282

645,128

7/1/2003

6,451,637

40,323

161,291

645,164

7/1/2002

6,440,978

40,256

161,024

644,098

7/1/2001

6,411,730

40,073

160,293

641,173

7/1/2000

6,363,015

39,769

159,075

636,302

April 1, 2000 (Census 2000)

6,349,097

39,682

158,727

634,910

 

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