Population Demographics for Jefferson County, Idaho in 2020, 2019



Other Counties and Cities in Idaho


Population Demographics by Race

RacePopulation% of Total
Total Population26,140100
White23,84491
Hispanic or Latino2,64110
Some Other Race1,5145
Two or More Races4011
American Indian203Below 1%
Asian103Below 1%

Population Demographics by Race and gender.

MaleFemaleTotal
Total Population13,11413,02626,140
White11,88211,96223,844
Hispanic or Latino1,3961,2452,641
Some Other Race8266881,514
Two or More Races209192401
American Indian10598203
Asian4657103

Relevant Related Information

Demographic population totals

Total population in Jefferson County

 
Total Population:26,140
Male Population:13,114
Female Population:13,026

Demographic median age by sex

Median age in Jefferson County

 
Both sexes30
Male30
Female30

Demographic sex by age for the population in households

Population in households in Jefferson County

 
Total Population:26,029
Male Population:13,029
Under 5 years:1,419
5 to 9 years:1,298
10 to 14 years:1,257
15 to 17 years:697
18 and 19 years:372
20 years:128
21 years:141
22 to 24 years:395
25 to 29 years:815
30 to 34 years:975
35 to 39 years:789
40 to 44 years:734
45 to 49 years:774
50 to 54 years:816
55 to 59 years:671
60 and 61 years:248
62 to 64 years:305
65 and 66 years:168
67 to 69 years:243
70 to 74 years:329
75 to 79 years:209
80 to 84 years:146
85 years and over:100
Female Population:13,000
Under 5 years:1,399
5 to 9 years:1,330
10 to 14 years:1,193
15 to 17 years:687
18 and 19 years:304
20 years:145
21 years:131
22 to 24 years:417
25 to 29 years:909
30 to 34 years:894
35 to 39 years:823
40 to 44 years:676
45 to 49 years:810
50 to 54 years:791
55 to 59 years:619
60 and 61 years:240
62 to 64 years:327
65 and 66 years:164
67 to 69 years:244
70 to 74 years:326
75 to 79 years:251
80 to 84 years:169
85 years and over:151

Demographic average population of home by age

Average household size in Jefferson County

 
Total:3
Under 18 years:1
18 years and over:2

Demographic household type

Number of occupied homes in Jefferson County

 
Total:8,146
Family led homes:6,698
Husband-wife family:5,748
Other family:950
Population of male led with no wife present:345
Population female led with no husband present:605
Population of Nonfamily homes:1,448
Population living alone:1,225
Population not living alone:223

Demographic population of homes with people under 18 years old by type

Total occupied homes in Jefferson County with people under 18 years old:

 
Total:8,146
Population of homes with one or more people under 18 years:3,882
Population of family homes:3,862
Husband-wife family:3,208
Under 6 years only:765
Under 6 years and 6 to 17 years:1,052
6 to 17 years only:1,391
Other family:654
Male householder, no wife present:224
Under 6 years only:44
Under 6 years and 6 to 17 years:54
6 to 17 years only:126
Female led with no husband present:430
Under 6 years only:89
Under 6 years and 6 to 17 years:118
6 to 17 years only:223
Nonfamily households:20
Male led households:17
Under 6 years only:2
Under 6 years and 6 to 17 years:3
6 to 17 years only:12
Female led householder:3
Under 6 years only:0
Under 6 years and 6 to 17 years:0
6 to 17 years only:3
Households with no people under 18 years:4,264
Family households:2,836
Husband-wife family:2,540
Other family:296
Male led with no wife present:121
Female led with no husband present:175
Nonfamily households:1,428
Male led householder:692
Female led householder:736

Demographic type of home by age of owner-renter

Total number led homes in Jefferson County, by type

 
Total Home Population:8,146
Population of Family homes:6,698
Population of 15 to 24 year olds:241
Population of 25 to 34 year olds:1,481
Population of 35 to 44 year olds:1,422
Population of 45 to 54 year olds:1,428
Population of 55 to 59 year olds:598
Population of 60 to 64 year olds:474
Population of 65 to 74 year olds:647
Population of 75 to 84 year olds:333
Population of 85 year olds and over:74
Population of Nonfamily Homes:1,448
Population of 15 to 24 year olds:65
Population of 25 to 34 year olds:143
Population of 35 to 44 year olds:136
Population of 45 to 54 year olds:255
Population of 55 to 59 year olds:140
Population of 60 to 64 year olds:139
Population of 65 to 74 year olds:251
Population of 75 to 84 year olds:200
Population of 85 year olds and over:119

Demographic population of homes with people 60 year olds and over

households in Jefferson County containing people over 60

 
Total Population:8,146
Population of homes with one or more people 60 years and over:2,406
1-person household:665
2-or-more-person household:1,741
Family households:1,687
Nonfamily households:54
Population of homes with no people 60 years and over:5,740
1-person household:560
2-or-more-person household:5,180
Family homes:5,011
Nonfamily homes:169

Demographic population of multigenerational homes

homes in Jefferson County with multiple generations.

 
Total Population:8,146
Home has three or more generations:301
Home does not have three or more generations:7,845

Demographic presence of unmarried partner of home owner-renter

Unmarried population in Jefferson County under 18 years old in homes

 
Total Population:9,276
Unmarried partner of home lead present:309
In family homes:291
Population of male led and male partner homes:21
Population of male led and female partner households:149
Population of female led and female partner households:3
Population of female led and male partner households:118
In nonfamily homes:18
Population of male led and male partner homes:0
Population of male led and female partner homes:16
Population of female led and female partner homes:0
Population of female led and male partner homes:2
No unmarried partner of home lead present:8,967
In family homes:8,958
Population of husband-wife family homes:7,949
Population of male lead with no wife present, family homes:247
Population of female lead with no husband present, family homes:762
In nonfamily homes:9

Demographic population in families by age

Population in families living in Jefferson County

 
Total Population:23,935
Population Under 18 years:9,204
Population 18 years and over:14,731

Demographic tenure of people in homes

How long in Jefferson County have lived in one place.

 
Total:8,146
Population of Owner occupied homes:6,774
Family home:5,704
Nonfamily homess:1,070
Male led home:492
Living alone:407
Not living alone:85
Female led home:578
Living alone:533
Not living alone:45
Population of Renter occupied homes:1,372
Family run homes:994
Husband-wife family:675
Other family:319
Male led with no wife present:100
Female led with no husband present:219
Nonfamily Homes:378
Male led homes:217
Male living alone:160
Male not living alone:57
Female led homes:161
Females living alone:125
Females not living alone:36