Last official estimated population of Salt Lake County was 1,032,942 (year 2014)[1]. This was 0.324% of total US population and 34.5% of total Utah state population. Area of Salt Lake County is 805.7 mi² (=2086.9 km²), in this year population density was 1,281.98 p/mi². If population growth rate would be same as in period 2010-2014 (+0.08%/yr), Salt Lake County population in 2026 would be 1,042,866 [0].
Historical population of Salt Lake County for period 1850-2014 [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

[1850-1860] +6.26 %/yr
[1860-1870] +4.96 %/yr
[1870-1880] +5.72 %/yr
[1880-1890] +6.22 %/yr
[1890-1900] +2.89 %/yr
[1900-1910] +5.39 %/yr
[1910-1920] +1.94 %/yr
[1920-1930] +2 %/yr
[1930-1940] +0.87 %/yr
[1940-1950] +2.65 %/yr
[1950-1960] +3.37 %/yr
[1960-1970] +1.82 %/yr
[1970-1980] +3.05 %/yr
[1980-1990] +1.61 %/yr
[1990-2000] +2.15 %/yr
[2000-2005] +1.08 %/yr
[2005-2010] +1.67 %/yr
[2010-2014] +0.08 %/yr
Looking for settlements in Salt Lake County? Visit this page: Settlements in Salt Lake County, UT
Population of Salt Lake County by age groups male (M) and female (F)[1b]
| Age Gr. | (M) | (F) | Total |
| 0 to 4 | 45000 | 43259 | 88,259 |
| 5 to 9 | 45710 | 43235 | 88,945 |
| 10 to 14 | 43152 | 41461 | 84,613 |
| 15 to 19 | 38117 | 36341 | 74,458 |
| 20 to 24 | 39983 | 39393 | 79,376 |
| 25 to 29 | 45451 | 44640 | 90,091 |
| 30 to 34 | 47252 | 44912 | 92,164 |
| 35 to 39 | 42571 | 40545 | 83,116 |
| 40 to 44 | 36808 | 34636 | 71,444 |
| 45 to 49 | 31515 | 30094 | 61,609 |
| 50 to 54 | 31012 | 31567 | 62,579 |
| 55 to 59 | 29517 | 30039 | 59,556 |
| 60 to 64 | 24752 | 25870 | 50,622 |
| 65 to 69 | 17749 | 19100 | 36,849 |
| 70 to 74 | 11666 | 13736 | 25,402 |
| 75 to 79 | 7616 | 9652 | 17,268 |
| 80 to 84 | 5273 | 7192 | 12,465 |
| 85+ | 4825 | 8101 | 12,926 |
Salt 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 |
| WAC | 497803 | 495003 | 992,806 |
| WA | 484579 | 482043 | 966,622 |
| NH | 448206 | 449244 | 897,450 |
| NHWAC | 405862 | 407682 | 813,544 |
| NHWA | 395657 | 397426 | 793,083 |
| H | 99763 | 94529 | 194,292 |
| HWAC | 91941 | 87321 | 179,262 |
| HWA | 88922 | 84617 | 173,539 |
| AAC | 26143 | 27767 | 53,910 |
| NHAAC | 24529 | 26213 | 50,742 |
| AA | 20521 | 22286 | 42,807 |
| NHAA | 19708 | 21445 | 41,153 |
| BAC | 16084 | 13491 | 29,575 |
| TOM | 14378 | 13963 | 28,341 |
| NAC | 11943 | 11374 | 23,317 |
| NHBAC | 12732 | 10478 | 23,210 |
| IAC | 11457 | 11129 | 22,586 |
| NHTOM | 11137 | 11041 | 22,178 |
| BA | 12077 | 9666 | 21,743 |
| NHNAC | 11032 | 10515 | 21,547 |
| NA | 8972 | 8681 | 17,653 |
| NHBA | 9705 | 7540 | 17,245 |
| NHNA | 8435 | 8108 | 16,543 |
| IA | 7442 | 7134 | 14,576 |
| NHIAC | 5974 | 6164 | 12,138 |
| HIAC | 5483 | 4965 | 10,448 |
| HIA | 3878 | 3450 | 7,328 |
| NHIA | 3564 | 3684 | 7,248 |
| HBAC | 3352 | 3013 | 6,365 |
| HTOM | 3241 | 2922 | 6,163 |
| HBA | 2372 | 2126 | 4,498 |
| HAAC | 1614 | 1554 | 3,168 |
| HNAC | 911 | 859 | 1,770 |
| HAA | 813 | 841 | 1,654 |
| HNA | 537 | 573 | 1,110 |
• Utah County population
40.1 mi,
160°
• Davis County
29.4 mi,
330°
• Weber County
41.7 mi,
3°
• Cache County
74.3 mi,
7°
• Tooele County
64.5 mi,
257°
• Summit County
52 mi,
74°
• Wasatch County
46.2 mi,
119°
• Juab County
80.2 mi,
214°
• Morgan County
34.4 mi,
31°
• Rich County
75.3 mi,
28°
[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
1850-60: Great Salt Lake Utah Notes
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