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Jefferson County Population and Races

 
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As of 2010-2014, the total population of Jefferson County is 546,162, which is 3.63% more than it was in 2000. The population growth rate is much lower than the state average rate of 20.84% and is much lower than the national average rate of 11.61%. The Jefferson County population density is 705.61 people per square mile, which is much higher than the state average density of 49.93 people per square mile and is much higher than the national average density of 82.73 people per square mile. The most prevalent race in Jefferson County is white, which represent 90.90% of the total population. The average Jefferson County education level is higher than the state average and is higher than the national average.

Topics:Population GrowthPopulation DensityPopulation by RacesPopulation by First AncestryPopulation by GenderPopulation by AgeEducationSchool EnrollmentHousehold and FamilyMarital StatusPlace of Birth and CitizenshipLanguage

Population in 2010-2014: 546,162. #4

Population Growth Since 2000, #38

Jefferson County
3.63%
Colorado
20.84%
U.S.
11.61%

Population Density, #4

Jefferson County
705.61 per square mile
Colorado
49.93 per square mile
U.S.
82.73 per square mile

Population by Races

White:496,471 (90.90%, #34)
Black:5,869 (1.07%, #22)
Hispanic:81,148 (14.86%, #32)
Asian:13,961 (2.56%, #8)
Native (American Indian, Alaska Native, Hawaiian Native, etc.):5,211 (0.95%, #29)
One Race, Other:10,115 (1.85%, see rank)
Two or More Races:14,535 (2.66%, see rank)

Hispanic Population
Mexican:57,982 (71.45%, see rank)
Puerto Rican:1,966 (2.42%, see rank)
Cuban:657 (0.81%, see rank)
Central American:2,033 (2.51%, see rank)
South American:2,465 (3.04%, see rank)

Asian Population
Indian:1,465 (10.49%, see rank)
Chinese:2,426 (17.38%, see rank)
Filipino:1,100 (7.88%, see rank)
Japanese:1,893 (13.56%, see rank)
Korean:1,389 (9.95%, see rank)
Vietnamese:3,232 (23.15%, see rank)
Asian, Other:2,456 (17.59%, see rank)
 

*Based on 2010-2014 data. View historical race data.

Population by First Ancestry

475,496 (87.06%) out of the total population of 546,162 reported first ancestry.

 Jefferson County% of the Total PopulationColoradoU.S.
Arab2,0140.37%, see rank0.39%0.56%
Czech5,0300.92%, see rank0.70%0.47%
Danish5,4391.00%, see rank0.82%0.42%
Dutch10,4441.91%, see rank1.81%1.40%
English68,11112.47%, see rank10.49%8.02%
French21,7043.97%, see rank3.48%3.34%
German134,05224.54%, see rank20.88%15.03%
Greek2,0910.38%, see rank0.38%0.41%
Hungarian2,4780.45%, see rank0.39%0.46%
Irish76,38513.99%, see rank12.04%10.80%
Italian36,6746.71%, see rank5.10%5.52%
Norwegian14,1252.59%, see rank2.18%1.42%
Polish17,0223.12%, see rank2.51%3.01%
Portuguese8580.16%, see rank0.21%0.44%
Russian6,7571.24%, see rank1.09%0.92%
Scotch-Irish8,2881.52%, see rank1.27%0.99%
Scottish15,3532.81%, see rank2.56%1.72%
Subsaharan African1,5240.28%, see rank0.73%0.95%
Swedish16,5393.03%, see rank2.43%1.27%
Swiss2,6770.49%, see rank0.46%0.30%
Ukrainian1,9200.35%, see rank0.25%0.31%
American26,3084.82%, see rank5.18%7.12%
Welsh5,2250.96%, see rank0.92%0.57%

*Based on 2010-2014 data. View historical first ancestry data.

Population by Gender

Male: 271,437 (49.70%, see rank)
Females: 274,725 (50.30%, see rank)

Jefferson County
Male: 49.70%
Female: 50.30%
Colorado
Male: 50.18%
Female: 49.82%
U.S.
Male: 49.19%
Female: 50.81%

*Based on 2010-2014 data. View historical gender data.

Population by Age

Median Age (see rank)
Jefferson County
40.40 years old
Colorado
36.20 years old
U.S.
37.40 years old

Median Age, Male (see rank)
Jefferson County
38.90 years old
Colorado
35.30 years old
U.S.
36.10 years old

Median Age, Female (see rank)
Jefferson County
41.80 years old
Colorado
37.30 years old
U.S.
38.80 years old

 Jefferson County% of the Total PopulationColoradoU.S.
Under 5 years29,6895.44%, see rank6.49%6.36%
5 to 9 years33,1986.08%, see rank6.79%6.51%
10 to 14 years33,4576.13%, see rank6.63%6.59%
15 to 19 years34,4346.30%, see rank6.57%6.85%
20 to 24 years33,3126.10%, see rank7.07%7.13%
25 to 34 years70,99413.00%, see rank14.71%13.47%
35 to 44 years71,34113.06%, see rank13.67%12.96%
45 to 54 years86,59615.86%, see rank13.93%14.09%
55 to 64 years78,67014.40%, see rank12.31%12.29%
65 to 74 years42,8907.85%, see rank6.91%7.64%
75 to 84 22,0814.04%, see rank3.46%4.25%
85 years and over9,5001.74%, see rank1.45%1.85%

*Based on 2010-2014 data. View historical age data.

Education for the 25 Years and Over

 Jefferson CountyColoradoU.S.
Total 25 Years and Over Population382,072, 100%3,453,403209,056,129
Less Than High School23,765, 6.22%, see rank9.62%13.67%
High School Graduate81,865, 21.43%, see rank21.99%27.95%
Some College or Associate Degree119,307, 31.23%, see rank30.93%29.09%
Bachelor Degree99,724, 26.10%, see rank23.74%18.27%
Master, Doctorate, or Professional Degree57,411, 15.03%, see rank13.73%11.01%
USA.com Education Index#14.47, see rank14.1413.54
# Higher USA.com Education Index means more educated population.

*Based on 2010-2014 data. View historical education level data.

School Enrollment

 Jefferson County ColoradoU.S.
Total PublicPrivatePublicPrivatePublicPrivate
Nursery School, Preschool, Kindergarten15,46569.92%30.08%72.68%27.32%71.30%28.70%
Elementary School (Grades 1-8)52,58491.70%, see rank8.30%, see rank91.90%8.10%89.86%10.14%
High School (Grades 9-12)29,40993.73%, see rank6.27%, see rank93.09%6.91%90.60%9.40%
College29,83982.78%, see rank17.22%, see rank84.22%15.78%78.37%21.63%
Graduate School8,12364.77%, see rank35.23%, see rank65.39%34.61%58.86%41.14%

*Based on 2010-2014 data. View historical school enrollment data.

Household and Family

 Jefferson CountyColoradoU.S.
Total Households220,814, 100%1,998,314116,211,092
Average Household Size2.44, see rank2.542.63
1 Person Households61,851, 28.01%, see rank28.04%27.57%
2 or More Person Households158,963, 71.99%, see rank71.96%72.43%
Family Households (Families)143,112, 64.81%, see rank64.18%66.22%
Average Family Size3.06, see rank3.223.32
Married-Couple Family111,872, 50.66%, see rank49.32%48.42%
Nonfamily Households77,702, 35.19%, see rank35.82%33.78%

*Based on 2010-2014 data. View historical household and family data.

Marital Status of 15 Years and Over

 Jefferson County%ColoradoU.S.
15 Years and Over Total449,818see rank4,162,789252,974,135
Males, 15 Years and Over222,008100%, see rank2,078,151123,281,364
Never Married70,91631.94%, see rank34.71%35.77%
Married121,44854.70%, see rank52.95%52.04%
Widowed5,3282.40%, see rank2.06%2.57%
Divorced24,31610.95%, see rank10.28%9.62%
Females, 15 Years and Over227,810100%, see rank2,084,638129,692,771
Never Married55,66924.44%, see rank27.28%29.48%
Married121,67253.41%, see rank52.25%49.19%
Widowed16,3497.18%, see rank6.85%9.16%
Divorced34,12014.98%, see rank13.61%12.16%

*Based on 2010-2014 data. View historical marital status data.

Place of Birth and Citizenship

 Jefferson County%ColoradoU.S.
Native511,06593.57%, see rank90.24%86.93%
Born in the State of Residence255,55146.79%, see rank42.58%58.73%
Born in Different State249,62645.71%, see rank46.22%26.78%
Born in Puerto Rico, U.S. Island Areas,
or Born Abroad to American Parent(s)		5,8881.08%, see rank1.45%1.42%
Foreign Born35,0976.43%, see rank9.76%13.07%
Foreign Born with U.S. Citizenship17,0093.11%, see rank3.70%5.99%
Foreign Born without U.S. Citizenship18,0883.31%, see rank6.06%7.09%
Born In Europe8,7531.60%, see rank1.37%1.53%
Born In Asia10,1801.86%, see rank2.17%3.82%
Born In Africa1,1620.21%, see rank0.55%0.55%
Born In Oceania2520.05%, see rank0.08%0.07%
Born In Latin America13,1882.41%, see rank5.30%6.83%
Born In Northern America1,5620.29%, see rank0.30%0.26%

*Based on 2010-2014 data. View historical place of birth and citizenship data.

Language Spoken at Home

 Jefferson County%ColoradoU.S.
English192,93387.37%, see rank82.34%79.39%
Spanish15,7077.11%, see rank11.41%11.75%
Other Indo-European Languages7,3403.32%, see rank3.32%4.52%
Asian and Pacific Islander Languages3,7811.71%, see rank2.07%3.36%
Other1,0530.48%, see rank0.86%0.99%

*Based on 2010-2014 data. View historical language spoken at home data.


 
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