Population Demographics for Jefferson County, Iowa in 2019, 2018



Other Counties and Cities in Iowa


Population Demographics by Race

RacePopulation% of Total
Total Population16,843100
White14,75987
Asian1,4258
Hispanic or Latino4102
Two or More Races2681
Black or African American2141
Some Other Race144Below 1%

Population Demographics by Race and gender.

MaleFemaleTotal
Total Population8,9977,84616,843
White7,4257,33414,759
Asian1,2182071,425
Hispanic or Latino211199410
Two or More Races135133268
Black or African American12985214
Some Other Race7767144

Relevant Related Information

Demographic population totals

Total population in Jefferson County

 
Total Population:16,843
Male Population:8,997
Female Population:7,846

Demographic median age by sex

Median age in Jefferson County

 
Both sexes44
Male39
Female48

Demographic sex by age for the population in households

Population in households in Jefferson County

 
Total Population:15,112
Male Population:7,562
Under 5 years:405
5 to 9 years:413
10 to 14 years:464
15 to 17 years:304
18 and 19 years:168
20 years:62
21 years:83
22 to 24 years:245
25 to 29 years:430
30 to 34 years:410
35 to 39 years:386
40 to 44 years:389
45 to 49 years:498
50 to 54 years:627
55 to 59 years:888
60 and 61 years:343
62 to 64 years:420
65 and 66 years:156
67 to 69 years:194
70 to 74 years:245
75 to 79 years:167
80 to 84 years:142
85 years and over:123
Female Population:7,550
Under 5 years:357
5 to 9 years:392
10 to 14 years:423
15 to 17 years:296
18 and 19 years:134
20 years:69
21 years:80
22 to 24 years:204
25 to 29 years:400
30 to 34 years:377
35 to 39 years:395
40 to 44 years:400
45 to 49 years:545
50 to 54 years:632
55 to 59 years:802
60 and 61 years:342
62 to 64 years:388
65 and 66 years:199
67 to 69 years:198
70 to 74 years:249
75 to 79 years:239
80 to 84 years:203
85 years and over:226

Demographic average population of home by age

Average household size in Jefferson County

 
Total:2
Under 18 years:0
18 years and over:2

Demographic household type

Number of occupied homes in Jefferson County

 
Total:6,846
Family led homes:4,080
Husband-wife family:3,271
Other family:809
Population of male led with no wife present:248
Population female led with no husband present:561
Population of Nonfamily homes:2,766
Population living alone:2,321
Population not living alone:445

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:6,846
Population of homes with one or more people under 18 years:1,669
Population of family homes:1,645
Husband-wife family:1,123
Under 6 years only:219
Under 6 years and 6 to 17 years:246
6 to 17 years only:658
Other family:522
Male householder, no wife present:146
Under 6 years only:48
Under 6 years and 6 to 17 years:25
6 to 17 years only:73
Female led with no husband present:376
Under 6 years only:90
Under 6 years and 6 to 17 years:55
6 to 17 years only:231
Nonfamily households:24
Male led households:18
Under 6 years only:3
Under 6 years and 6 to 17 years:3
6 to 17 years only:12
Female led householder:6
Under 6 years only:0
Under 6 years and 6 to 17 years:0
6 to 17 years only:6
Households with no people under 18 years:5,177
Family households:2,435
Husband-wife family:2,148
Other family:287
Male led with no wife present:102
Female led with no husband present:185
Nonfamily households:2,742
Male led householder:1,356
Female led householder:1,386

Demographic type of home by age of owner-renter

Total number led homes in Jefferson County, by type

 
Total Home Population:6,846
Population of Family homes:4,080
Population of 15 to 24 year olds:116
Population of 25 to 34 year olds:504
Population of 35 to 44 year olds:653
Population of 45 to 54 year olds:891
Population of 55 to 59 year olds:603
Population of 60 to 64 year olds:529
Population of 65 to 74 year olds:440
Population of 75 to 84 year olds:253
Population of 85 year olds and over:91
Population of Nonfamily Homes:2,766
Population of 15 to 24 year olds:149
Population of 25 to 34 year olds:298
Population of 35 to 44 year olds:223
Population of 45 to 54 year olds:419
Population of 55 to 59 year olds:424
Population of 60 to 64 year olds:426
Population of 65 to 74 year olds:352
Population of 75 to 84 year olds:281
Population of 85 year olds and over:194

Demographic population of homes with people 60 year olds and over

households in Jefferson County containing people over 60

 
Total Population:6,846
Population of homes with one or more people 60 years and over:2,762
1-person household:1,136
2-or-more-person household:1,626
Family households:1,476
Nonfamily households:150
Population of homes with no people 60 years and over:4,084
1-person household:1,185
2-or-more-person household:2,899
Family homes:2,604
Nonfamily homes:295

Demographic population of multigenerational homes

homes in Jefferson County with multiple generations.

 
Total Population:6,846
Home has three or more generations:98
Home does not have three or more generations:6,748

Demographic presence of unmarried partner of home owner-renter

Unmarried population in Jefferson County under 18 years old in homes

 
Total Population:3,050
Unmarried partner of home lead present:314
In family homes:293
Population of male led and male partner homes:7
Population of male led and female partner households:112
Population of female led and female partner households:12
Population of female led and male partner households:162
In nonfamily homes:21
Population of male led and male partner homes:0
Population of male led and female partner homes:21
Population of female led and female partner homes:0
Population of female led and male partner homes:0
No unmarried partner of home lead present:2,736
In family homes:2,727
Population of husband-wife family homes:2,157
Population of male lead with no wife present, family homes:121
Population of female lead with no husband present, family homes:449
In nonfamily homes:9

Demographic population in families by age

Population in families living in Jefferson County

 
Total Population:11,398
Population Under 18 years:2,980
Population 18 years and over:8,418

Demographic tenure of people in homes

How long in Jefferson County have lived in one place.

 
Total:6,846
Population of Owner occupied homes:4,573
Family home:3,179
Nonfamily homess:1,394
Male led home:678
Living alone:557
Not living alone:121
Female led home:716
Living alone:616
Not living alone:100
Population of Renter occupied homes:2,273
Family run homes:901
Husband-wife family:558
Other family:343
Male led with no wife present:87
Female led with no husband present:256
Nonfamily Homes:1,372
Male led homes:696
Male living alone:560
Male not living alone:136
Female led homes:676
Females living alone:588
Females not living alone:88