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O'fallon City, Illinois Demographics Analysis

   (County: St. Clair County)

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Demographics Analysis

The people of O'fallon City, Illinois give the community character. This place is unique because of factors such as population size / density, ethnic background, ratio of males to females, and average age.

Population By Sex By Age
(O'fallon City, Illinois)

Male:

Under 5 years : 911

5 to 9 years : 1,260

10 to 14 years : 1,389

15 to 17 years : 880

18 and 19 years : 400

20 years : 117

21 years : 38

22 to 24 years : 547

25 to 29 years : 559

30 to 34 years : 898

35 to 39 years : 873

40 to 44 years : 1,436

45 to 49 years : 1,192

50 to 54 years : 863

55 to 59 years : 945

60 and 61 years : 219

62 to 64 years : 294

65 and 66 years : 249

67 to 69 years : 294

70 to 74 years : 320

75 to 79 years : 410

80 to 84 years : 96

85 years and over : 29

Female:

Under 5 years : 832

5 to 9 years : 999

10 to 14 years : 1,100

15 to 17 years : 895

18 and 19 years : 235

20 years : 254

21 years : 356

22 to 24 years : 662

25 to 29 years : 791

30 to 34 years : 879

35 to 39 years : 1,145

40 to 44 years : 1,423

45 to 49 years : 1,238

50 to 54 years : 1,084

55 to 59 years : 788

60 and 61 years : 434

62 to 64 years : 345

65 and 66 years : 341

67 to 69 years : 241

70 to 74 years : 412

75 to 79 years : 207

80 to 84 years : 248

85 years and over : 179


(updated 2013)



Population By Citizen Status In The United States
(O'fallon City, Illinois)

U.S. citizen, born in the United States : 26,992

U.S. citizen, born in Puerto Rico or U.S. Island Areas : 109

U.S. citizen, born abroad of American parent(s) : 781

U.S. citizen by naturalization : 1,014

Not a U.S. citizen : 411


(updated 2013)



Place Of Birth By Age
(O'fallon City, Illinois)

Born in state of residence:

Under 5 years : 1,129

5 to 17 years : 3,365

18 to 24 years : 1,370

25 to 34 years : 1,665

35 to 44 years : 1,886

45 to 54 years : 1,687

55 to 59 years : 537

60 and 61 years : 180

62 to 64 years : 173

65 to 74 years : 823

75 years and over : 478

Born in other state in the United States:

Under 5 years : 513

5 to 17 years : 2,906

18 to 24 years : 1,043

25 to 34 years : 1,268

35 to 44 years : 2,576

45 to 54 years : 2,026

55 to 59 years : 1,110

60 and 61 years : 418

62 to 64 years : 402

65 to 74 years : 867

75 years and over : 570

Native, born outside the United States:

Under 5 years : 101

5 to 17 years : 212

18 to 24 years : 65

25 to 34 years : 174

35 to 44 years : 151

45 to 54 years : 142

55 to 59 years : 15

60 and 61 years : 14

62 to 64 years : 16

65 to 74 years : 0

75 years and over : 0

Foreign born:

Under 5 years : 0

5 to 17 years : 40

18 to 24 years : 131

25 to 34 years : 20

35 to 44 years : 264

45 to 54 years : 522

55 to 59 years : 71

60 and 61 years : 41

62 to 64 years : 48

65 to 74 years : 167

75 years and over : 121


(updated 2013)



Place Of Birth By Marital Status
(O'fallon City, Illinois)

Born in state of residence:

Never married : 3,573

Now married, except separated : 4,283

Divorced : 1,217

Separated : 129

Widowed : 433

Born in other state in the United States:

Never married : 2,656

Now married, except separated : 6,508

Divorced : 1,226

Separated : 326

Widowed : 451

Native; born outside the United States:

Never married : 209

Now married, except separated : 372

Divorced : 0

Separated : 15

Widowed : 33

Foreign born:

Never married : 178

Now married, except separated : 885

Divorced : 55

Separated : 92

Widowed : 175


(updated 2013)



Place Of Birth By Individual Income
(O'fallon City, Illinois)

Born in state of residence:

No income : 1,170

With income:

$1 to $9,999 or loss : 1,803

$10,000 to $14,999 : 512

$15,000 to $24,999 : 1,454

$25,000 to $34,999 : 794

$35,000 to $49,999 : 1,000

$50,000 to $64,999 : 940

$65,000 to $74,999 : 319

$75,000 or more : 1,643

Born in other state in the United States:

No income : 1,867

With income:

$1 to $9,999 or loss : 1,367

$10,000 to $14,999 : 597

$15,000 to $24,999 : 1,138

$25,000 to $34,999 : 1,057

$35,000 to $49,999 : 1,146

$50,000 to $64,999 : 977

$65,000 to $74,999 : 428

$75,000 or more : 2,590

Native; born outside the United States:

No income : 46

With income:

$1 to $9,999 or loss : 116

$10,000 to $14,999 : 102

$15,000 to $24,999 : 60

$25,000 to $34,999 : 47

$35,000 to $49,999 : 37

$50,000 to $64,999 : 79

$65,000 to $74,999 : 0

$75,000 or more : 142

Foreign born:

No income : 381

With income:

$1 to $9,999 or loss : 389

$10,000 to $14,999 : 52

$15,000 to $24,999 : 130

$25,000 to $34,999 : 60

$35,000 to $49,999 : 112

$50,000 to $64,999 : 47

$65,000 to $74,999 : 0

$75,000 or more : 214


(updated 2013)



Median Income By Place Of Birth
(O'fallon City, Illinois)

Born in state of residence : 30,885

Born in other state of the United States : 41,728

Native; born outside the United States : 26,125

Foreign born : 21,071


(updated 2013)



Population Under 18 Years By Age
(O'fallon City, Illinois)

Under 3 years : 1,055

3 and 4 years : 688

5 years : 515

6 to 8 years : 1,072

9 to 11 years : 1,532

12 to 14 years : 1,629

15 to 17 years : 1,775


(updated 2013)



Household Income
(O'fallon City, Illinois)

Less than $10,000 : 536

$10,000 to $14,999 : 304

$15,000 to $19,999 : 595

$20,000 to $24,999 : 528

$25,000 to $29,999 : 268

$30,000 to $34,999 : 418

$35,000 to $39,999 : 290

$40,000 to $44,999 : 338

$45,000 to $49,999 : 353

$50,000 to $59,999 : 765

$60,000 to $74,999 : 1,072

$75,000 to $99,999 : 1,253

$100,000 to $124,999 : 1,114

$125,000 to $149,999 : 884

$150,000 to $199,999 : 1,245

$200,000 or more : 787


(updated 2013)





Total Population In O'fallon City, Illinois is 29,307



(updated 2013)



Male Population in O'fallon City, Illinois: 14,219
Female Population in O'fallon City, Illinois: 15,088


(updated 2013)



Median Male Resident Age in O'fallon City, Illinois: 36.0
Median Female Resident Age in O'fallon City, Illinois: 37.3


(updated 2013)



Median Age in the State of Illinois is 37


(updated 2010)



Median Age By Sex in O'fallon City, Illinois


White


Both sexes

38.3

Male

37.3

Female

39.1

Black or African American


Both sexes

32.2

Male

28.9

Female

35.1

American Indian and Alaska Native


Both sexes

39.4

Male

34.5

Female

39.8

Asian


Both sexes

39.5

Male

32.1

Female

42.8

Native Hawaiian and Other Pacific Islander


Both sexes

31.5

Male

35.0

Female

31.0

Other


Both sexes

26.3

Male

27.8

Female

25.2

Two or More Races


Both sexes

15.4

Male

14.8

Female

16.0

Hispanic or Latino


Both sexes

25.0

Male

24.0

Female

25.5

White / Not Hispanic or Latino


Both sexes

38.5

Male

37.6

Female

39.4


(updated 2010)



Health Insurance Coverage Status By Sex By Age
(O'fallon City, Illinois)

Male:

Under 6 years:

With health insurance coverage : 1,200

No health insurance coverage : 0

6 to 17 years:

With health insurance coverage : 3,156

No health insurance coverage : 84

18 to 24 years:

With health insurance coverage : 942

No health insurance coverage : 105

25 to 34 years:

With health insurance coverage : 1,212

No health insurance coverage : 150

35 to 44 years:

With health insurance coverage : 1,835

No health insurance coverage : 128

45 to 54 years:

With health insurance coverage : 1,756

No health insurance coverage : 116

55 to 64 years:

With health insurance coverage : 1,345

No health insurance coverage : 98

65 to 74 years:

With health insurance coverage : 863

No health insurance coverage : 0

75 years and over:

With health insurance coverage : 535

No health insurance coverage : 0

Female:

Under 6 years:

With health insurance coverage : 1,009

No health insurance coverage : 49

6 to 17 years:

With health insurance coverage : 2,695

No health insurance coverage : 73

18 to 24 years:

With health insurance coverage : 1,385

No health insurance coverage : 18

25 to 34 years:

With health insurance coverage : 1,500

No health insurance coverage : 170

35 to 44 years:

With health insurance coverage : 2,371

No health insurance coverage : 96

45 to 54 years:

With health insurance coverage : 2,123

No health insurance coverage : 185

55 to 64 years:

With health insurance coverage : 1,520

No health insurance coverage : 47

65 to 74 years:

With health insurance coverage : 994

No health insurance coverage : 0

75 years and over:

With health insurance coverage : 634

No health insurance coverage : 0


(updated 2013)



Employer-Based Health Insurance By Sex By Age
(O'fallon City, Illinois)

Male:

Under 6 years:

With employer-based health insurance : 759

No employer-based health insurance : 441

6 to 17 years:

With employer-based health insurance : 2,187

No employer-based health insurance : 1,053

18 to 24 years:

With employer-based health insurance : 617

No employer-based health insurance : 430

25 to 34 years:

With employer-based health insurance : 917

No employer-based health insurance : 445

35 to 44 years:

With employer-based health insurance : 1,654

No employer-based health insurance : 309

45 to 54 years:

With employer-based health insurance : 1,462

No employer-based health insurance : 410

55 to 64 years:

With employer-based health insurance : 790

No employer-based health insurance : 653

65 to 74 years:

With employer-based health insurance : 379

No employer-based health insurance : 484

75 years and over:

With employer-based health insurance : 196

No employer-based health insurance : 339

Female:

Under 6 years:

With employer-based health insurance : 662

No employer-based health insurance : 396

6 to 17 years:

With employer-based health insurance : 1,338

No employer-based health insurance : 1,430

18 to 24 years:

With employer-based health insurance : 677

No employer-based health insurance : 726

25 to 34 years:

With employer-based health insurance : 817

No employer-based health insurance : 853

35 to 44 years:

With employer-based health insurance : 1,599

No employer-based health insurance : 868

45 to 54 years:

With employer-based health insurance : 1,474

No employer-based health insurance : 834

55 to 64 years:

With employer-based health insurance : 906

No employer-based health insurance : 661

65 to 74 years:

With employer-based health insurance : 416

No employer-based health insurance : 578

75 years and over:

With employer-based health insurance : 106

No employer-based health insurance : 528


(updated 2013)



Place Of Birth By Nativity
(O'fallon City, Illinois)

Native:

Born in state of residence : 13,293

Born in other state in the United States : 13,699

Born outside the United States:

Puerto Rico : 95

U.S. Island Areas or born abroad of American parent(s) : 795

Foreign born : 1,425


(updated 2013)



Languages Spoken At Home
(O'fallon City, Illinois)

Speak only English : 25,764

Spanish or Spanish Creole : 457

French (including Patois, Creole, Cajun) : 55

German or other West Germanic languages : 189

Slavic languages : 43

Other Indo-European languages : 172

Korean : 253

Chinese : 90

Vietnamese : 184

Tagalog : 174

Other Asian and Pacific Island languages : 124

Other and unspecified languages : 59


(updated 2013)



Medicare Coverage By Sex By Age
(O'fallon City, Illinois)

Male:

Under 18 years:

With Medicare coverage : 0

No Medicare coverage : 4,440

18 to 64 years:

With Medicare coverage : 238

No Medicare coverage : 7,449

65 years and over:

With Medicare coverage : 1,382

No Medicare coverage : 16

Female:

Under 18 years:

With Medicare coverage : 0

No Medicare coverage : 3,826

18 to 64 years:

With Medicare coverage : 197

No Medicare coverage : 9,218

65 years and over:

With Medicare coverage : 1,589

No Medicare coverage : 39


(updated 2013)



Races in O'fallon City, Illinois


  • White: 22,423
  • African American: 4,691
  • American Indian: 18
  • Asian: 1,104
  • Native Hawaiian and Other Pacific Islander: 0
  • Some Other Race: 224
  • Two or More Races: 847



(updated 2013)



The population density in O'fallon City, Illinois is 1,970 people per square mile.


(updated 2010)



Foreign Born Residents in O'fallon City, Illinois

O'fallon City: 814
         Asia: 56.3%
         Europe: 26.4%
         Latin America: 13.4%

Illinois: 1,529,058
         Asia: 23.5%
         Europe: 25.5%
         Latin America: 47.8%


(updated 2010)



The daytime population change in O'fallon City, Illinois due to commuting is -8,940 (-31.6%).


(updated 2010)



Marriage Population in O'fallon City, Illinois

Male:

 

Never Married

11.34%

Now Married:

 

Married, Spouse Present

29.55%

Married, Spouse Absent:

 

Separated

0.58%

Other

1.13%

Widowed

0.32%

Divorced

3.68%

Female:

 

Never Married

11.94%

Now Married:

 

Married, Spouse Present

30.15%

Married, Spouse Absent:

 

Separated

1.08%

Other

1.02%

Widowed

3.68%

Divorced

5.53%

(updated 2010)



Urban/Rural Population in O'fallon City, Illinois

Urban:

 

Inside Urbanized Areas

99.97%

Inside Urban Clusters

0.0%

Rural:

 

Farm

0.0%

Nonfarm

0.03%

(updated 2010)



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