Profile of General Demographic Characteristics: 2000. Census 2000 File 1 (SF-1)

Sex and Age

Massachusetts

Middlesex County

Billerica

Chelmsford

Dracut

Dunstable

Lowell

Pepperell

Tewksbury

Tyngsborough

Westford

Total Population

6,349,097

1,465,396

38,981

33,858

28,562

2,829

105,167

11,142

28,851

11,081

20,754

Male

3,058,816

709,048

19,823

16,364

14,007

1,398

51,807

5,481

14,141

5,470

10,324

Female

3,290,281

756,348

19,158

17,494

14,555

1,431

53,360

5,661

14,710

5,611

10,430

Under 5 years

397,268

92,008

2,689

2,264

1,935

236

7,696

867

2,020

987

1,842

5 to 9 years

430,861

94,579

2,912

2,386

2,154

260

8,261

1,021

2,163

919

2,063

10 to 14 years

431,247

92,002

2,843

2,398

2,045

250

7,945

990

1,980

967

1,810

15 to 19 years

415,737

87,734

2,434

1,989

1,784

179

8,111

810

1,619

686

1,258

20 to 24 years

404,279

94,217

2,002

1,193

1,447

81

8,892

406

1,218

435

503

25 to 34 years

926,788

235,910

5,931

4,161

4,347

280

18,025

1,423

3,917

1,608

2,087

35 to 44 years

1,062,995

253,647

7,553

6,287

5,215

609

16,137

2,259

5,537

2,350

4,720

45 to 54 years

873,353

202,333

5,462

5,136

4,021

460

11,588

1,767

4,285

1,665

3,228

55 to 59 years

310,002

70,974

2,274

2,008

1,288

179

4,026

473

1,621

421

1,063

60 to 64 years

236,405

54,685

1,621

1,618

1,021

102

3,173

294

1,180

311

679

65 to 74 years

427,830

95,835

1,954

2,372

1,852

121

5,683

479

1,926

409

841

75 to 84 years

315,640

66,387

1,012

1,512

1,224

58

4,173

268

1,069

265

476

85 years and over

116,692

25,085

294

534

229

14

1,457

85

316

58

184

Median age (years)

36.5

36.4

35.9

38.9

36.1

37.3

31.4

35.3

37.6

34.7

36.9

18 years and over

4,849,033

1,136,323

28,947

25,403

21,271

1,948

76,826

7,728

21,638

7,721

14,153

Male

2,289,671

540,476

14,631

12,023

10,216

940

37,236

3,737

10,466

3,751

6,910

Female

2,559,362

595,847

14,316

13,380

11,055

1,008

39,590

3,991

11,172

7,243

7,243

21 years and over

4,587,935

1,080,509

27,730

24,576

20,380

1,883

71,273

7,336

20,812

7,427

13,664

62 years and over

997,277

218,931

4,162

5,340

3,913

249

13,116

1,006

3,967

902

1,843

65 years and over

860,162

187,307

3,260

4,418

3,305

193

11,313

832

3,311

732

1,501

Male

341,539

74,395

1,376

1,761

1,343

93

4,189

336

1,378

309

644

Female

518,623

112,912

1,884

2,657

1,962

100

7,124

496

1,933

423

857

Race

Massachusetts

Middlesex County

Billerica

Chelmsford

Dracut

Dunstable

Lowell

Pepperell

Tewksbury

Tyngsborough

Westford

One Race

6,203,092

1,432,596

38,594

33,552

28,288

2,807

101,046

11,009

28,634

10,971

20,578

White

5,367,286

1,258,476

36,906

31,520

27,170

2,758

72,145

10,826

27,824

10,597

19,444

African American

343,454

49,310

432

266

222

3

4,423

52

194

55

62

American Indian

15,015

2,206

39

23

27

1

256

14

36

25

13

Asian

238,124

91,685

1,074

1,563

737

43

17,371

80

460

275

994

Asian Indian

43,801

21,792

412

460

268

1

2,424

6

142

95

386

Chinese

84,392

32,165

277

690

135

10

661

13

126

35

472

Filipino

8,273

2,281

90

15

15

5

106

6

33

5

15

Japanese

10,539

3,751

25

38

6

0

48

13

10

0

16

Korean

17,369

6,952

62

136

64

13

147

21

55

28

47

Vietnamese

33,962

6,380

57

62

53

9

1,598

3

46

37

18

Other Asian

39,788

18,364

151

162

196

5

12,387

18

48

75

40

Hawaiian, other Pacific Islander

2,489

540

16

3

9

0

38

0

2

4

3

Native Hawaiian

562

119

0

1

4

0

5

0

0

0

3

Guamanian

529

150

10

2

0

0

8

0

1

1

0

Samoan

476

92

4

0

4

0

4

0

1

3

0

Other Pacific Islander

922

179

2

0

1

0

21

0

0

0

0

Hispanic or Latino (of any race)

428,729

66,707

600

418

443

15

14,734

114

352

123

229

Mexican

22,288

5,867

84

63

32

1

282

18

27

11

51

Puerto rican

199,207

22,386

178

181

224

2

9,604

38

123

34

50

Cuban

8,867

1,927

36

25

12

4

121

8

26

7

17

Other Hispanic or Latino

198,367

36,527

302

149

175

8

4,727

50

176

71

111

Households by Type

Massachusetts

Middlesex County

Billerica

Chelmsford

Dracut

Dunstable

Lowell

Pepperell

Tewksbury

Tyngsborough

Westford

Total Households

2,443,580

561,220

12,919

12,812

10,451

923

37,887

3,847

9,964

3,731

6,808

Family Households (families)

1,576,696

361,076

10,245

9,307

7,736

798

23,982

3,016

7,695

2,949

5,806

W/ own children under 18 years

748,865

169,433

4,838

4,403

3,749

438

12,894

1,715

3,579

1,665

3,325

Married-couple family

1,197,917

287,632

8,535

7,815

6,094

708

15,202

2,520

6,483

2,517

5,191

W/ own children under 18 years

548,360

135,621

4,137

3,711

2,943

391

7,627

1,423

3,078

1,455

3,009

Female householder, no husband present

289,944

55,308

1,217

1,148

1,208

66

6,602

368

909

318

452

W/ own children under 18 years

163,550

27,467

528

563

620

34

4,210

220

396

164

255

Nonfamily households

866,884

200,144

2,674

3,505

2,715

125

13,905

831

2,269

782

1,002

Householder living alone

684,345

152,301

2,113

2,963

2,185

95

10,969

670

1,880

602

796

Householder 65 years and over

256,137

53,405

679

1,233

834

34

3,522

232

722

183

291

Households w/ individuals under 18 years

804,940

180,054

5,309

4,647

4,059

458

14,166

1,802

3,896

1,755

3,426

Households w/ individuals 65 years and over

604,481

131,868

2,392

3,171

2,443

145

8,005

615

2,204

565

1,036

Average household size

2.51

2.52

2.92

2.61

2.73

3.07

2.67

2.89

2.81

2.97

3.03

Average family size

3.11

3.11

3.30

3.11

3.19

3.31

3.35

3.29

3.24

3.37

3.31

Housing Occupancy

Massachusetts

Middlesex County

Billerica

Chelmsford

Dracut

Dunstable

Lowell

Pepperell

Tewksbury

Tyngsborough

Westford

Total Housing units

2,621,989

576,681

13,071

13,025

10,643

944

39,468

3,917

10,158

3,806

6,941

Occupied housing units

2,443,580

561,220

12,919

12,812

10,451

923

37,887

3,847

9,964

3,731

6,808

Vacant housing units

178,409

15,461

152

213

192

21

1,581

70

194

75

133

Seasonal, recreational, occasional use

93,771

2,823

16

44

46

11

87

12

33

22

64

Homeowner vacancy rate (percent)

0.7%

0.5%

0.2%

0.2%

0.4%

0.2%

1.2%

0.3%

0.4%

0.4%

0.2%

Rental vacancy rate (percent)

3.5%

2.3%

2.0%

1.9%

2.7%

6.1%

3.1%

2.3%

5.6%

3.1%

2.3%

Housing Tenure

Massachusetts

Middlesex County

Billerica

Chelmsford

Dracut

Dunstable

Lowell

Pepperell

Tewksbury

Tyngsborough

Westford

Occupied housing units

2,443,580

561,220

12,919

12,812

10,451

923

37,887

3,847

9,964

3,731

6,808

Owner-occupied housing units

1,508,052

346,529

10,899

10,743

8,201

861

16,309

3,055

8,877

3,144

6,258

Renter-occupied housing units

935,528

214,691

2,020

2,069

2,250

62

21,578

792

1,087

587

550

Average household size of owner-occupied unit

2.72

2.76

3.06

2.74

2.89

3.10

2.87

3.05

2.90

3.14

3.10

Average household size of renter-occupied unit

2.17

2.12

2.20

1.93

2.15

2.53

2.53

2.31

2.08

2.02

2.23