Last official estimated population of Lake County was 496,055 (year 2014)[1]. This was 0.156% of total US population and 7.5% of total Indiana state population. Area of Lake County is 626.6 mi² (=1623 km²), in this year population density was 791.62 p/mi². If population growth rate would be same as in period 2010-2014 (+0%/yr), Lake County population in 2024 would be 496,180 [0].
Historical population of Lake County for period 1840-2014 [1] , [2] , [3]:
Estimated population for 2014[1]. Population density is in p./sq.mi [4]. Changes are for period 2010-2015. Value is %/year. Boundary lines are approx. 2012 [5]. Click on flag to hide it.
Population • Density • Changes • Legends • Position
[1840-1850] +10.52 %/yr
[1850-1860] +8.65 %/yr
[1860-1870] +3.04 %/yr
[1870-1880] +2.03 %/yr
[1880-1890] +4.7 %/yr
[1890-1900] +4.72 %/yr
[1900-1910] +8.14 %/yr
[1910-1920] +6.8 %/yr
[1920-1930] +5.03 %/yr
[1930-1940] +1.16 %/yr
[1940-1950] +2.3 %/yr
[1950-1960] +3.38 %/yr
[1960-1970] +0.62 %/yr
[1970-1980] -0.43 %/yr
[1980-1990] -0.95 %/yr
[1990-2000] +0.19 %/yr
[2000-2005] +0.2 %/yr
[2005-2010] +0.26 %/yr
[2010-2014] +0 %/yr
Looking for settlements in Lake County? Visit this page: Settlements in Lake County, IN
Population of Lake County by age groups male (M) and female (F)[1b]
| Age Gr. | (M) | (F) | Total |
| 0 to 4 | 15821 | 14838 | 30,659 |
| 5 to 9 | 16945 | 15960 | 32,905 |
| 10 to 14 | 17847 | 17234 | 35,081 |
| 15 to 19 | 17124 | 16466 | 33,590 |
| 20 to 24 | 16208 | 16109 | 32,317 |
| 25 to 29 | 14145 | 14416 | 28,561 |
| 30 to 34 | 15264 | 16503 | 31,767 |
| 35 to 39 | 14663 | 15732 | 30,395 |
| 40 to 44 | 15011 | 16015 | 31,026 |
| 45 to 49 | 15090 | 16020 | 31,110 |
| 50 to 54 | 16931 | 18328 | 35,259 |
| 55 to 59 | 17336 | 18709 | 36,045 |
| 60 to 64 | 14348 | 15682 | 30,030 |
| 65 to 69 | 10794 | 12460 | 23,254 |
| 70 to 74 | 7295 | 9350 | 16,645 |
| 75 to 79 | 5270 | 6986 | 12,256 |
| 80 to 84 | 3750 | 5595 | 9,345 |
| 85+ | 3346 | 6637 | 9,983 |
Lake County resident population estimates by Sex, Race, and Hispanic Origin[1b]. For full list of abbrevations see: population.us/about page.
| Race | Male | Female | Total |
| NH | 192487 | 209230 | 401,717 |
| WAC | 175603 | 179500 | 355,103 |
| WA | 171806 | 175575 | 347,381 |
| NHWAC | 134610 | 139501 | 274,111 |
| NHWA | 131668 | 136469 | 268,137 |
| BAC | 58643 | 70347 | 128,990 |
| BA | 56143 | 67715 | 123,858 |
| NHBAC | 55788 | 67203 | 122,991 |
| NHBA | 53804 | 65100 | 118,904 |
| H | 44701 | 43810 | 88,511 |
| HWAC | 40993 | 39999 | 80,992 |
| HWA | 40138 | 39106 | 79,244 |
| AAC | 4399 | 4868 | 9,267 |
| TOM | 4279 | 4448 | 8,727 |
| NHAAC | 4022 | 4443 | 8,465 |
| AA | 3481 | 3915 | 7,396 |
| NHAA | 3265 | 3683 | 6,948 |
| NHTOM | 3304 | 3439 | 6,743 |
| HBAC | 2855 | 3144 | 5,999 |
| IAC | 2896 | 2871 | 5,767 |
| HBA | 2339 | 2615 | 4,954 |
| NHIAC | 1470 | 1611 | 3,081 |
| HIAC | 1426 | 1260 | 2,686 |
| IA | 1337 | 1227 | 2,564 |
| HTOM | 975 | 1009 | 1,984 |
| HIA | 933 | 749 | 1,682 |
| NHIA | 404 | 478 | 882 |
| HAAC | 377 | 425 | 802 |
| NAC | 309 | 338 | 647 |
| HAA | 216 | 232 | 448 |
| NHNAC | 147 | 180 | 327 |
| HNAC | 162 | 158 | 320 |
| NA | 142 | 160 | 302 |
| HNA | 100 | 99 | 199 |
| NHNA | 42 | 61 | 103 |
• Cook County population
32.3 mi, 
334°
• DuPage County
45.1 mi, 
305°
• Will County
31.3 mi, 
266°
• Porter County
15.9 mi, 
80°
• Berrien County
39.5 mi, 
55°
• Kankakee County
34.2 mi, 
227°
• LaPorte County
33 mi, 80°
• Jasper County
34.1 mi, 
157°
• Starke County
40 mi, 
108°
• Newton County
35.3 mi, 
182°
[0] Calculated by population.us from last known population growth rate, not official data.
[1] County population - 2014, archived from the original, retrieved 02/23/2016
[1b] Annual County Resident Population Estimates by Age, Sex, Race, and Hispanic Origin, (used only data for 2014) archived from the original, retrieved 02/23/2016
[2] County population - 2000-2010, archived from the original, retrieved 02/23/2016
[3] Population of States and Counties of the United States: 1790 to 1992, PDF, 15 Mb, census.gov, retrieved 02/23/2016
[4] County area, latitude longitude data, retrieved 02/23/2016
[5] County boundaries, CSV files on boundaries.us, retrived 03/18/2016
*St. Joseph Indiana Notes
Page generated in 0.003 seconds© 2016 population.us | Terms of use | Contact
Population.us
