Last official estimated population of Mono County was 14,249 (year 2014)[1]. This was 0.004% of total US population and 0% of total California state population. Area of Mono County is 3,131.8 mi² (=8111.4 km²), in this year population density was 4.55 p/mi². If population growth rate would be same as in period 2010-2014 (+0.08%/yr), Mono County population in 2026 would be 14,391 [0].
Historical population of Mono County for period 1870-2014 [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

[1870-1880] +33.09 %/yr
[1880-1890] -12.37 %/yr
[1890-1900] +0.8 %/yr
[1900-1910] -0.59 %/yr
[1910-1920] -7.27 %/yr
[1920-1930] +3.54 %/yr
[1930-1940] +5.39 %/yr
[1940-1950] -0.83 %/yr
[1950-1960] +0.45 %/yr
[1960-1970] +6.14 %/yr
[1970-1980] +7.88 %/yr
[1980-1990] +1.5 %/yr
[1990-2000] +2.58 %/yr
[2000-2005] +0.97 %/yr
[2005-2010] +1.06 %/yr
[2010-2014] +0.08 %/yr
Looking for settlements in Mono County? Visit this page: Settlements in Mono County, CA
Population of Mono County by age groups male (M) and female (F)[1b]
| Age Gr. | (M) | (F) | Total |
| 0 to 4 | 320 | 377 | 697 |
| 5 to 9 | 394 | 433 | 827 |
| 10 to 14 | 377 | 385 | 762 |
| 15 to 19 | 414 | 357 | 771 |
| 20 to 24 | 574 | 429 | 1,003 |
| 25 to 29 | 654 | 496 | 1,150 |
| 30 to 34 | 602 | 519 | 1,121 |
| 35 to 39 | 475 | 386 | 861 |
| 40 to 44 | 511 | 417 | 928 |
| 45 to 49 | 498 | 409 | 907 |
| 50 to 54 | 592 | 570 | 1,162 |
| 55 to 59 | 650 | 496 | 1,146 |
| 60 to 64 | 538 | 467 | 1,005 |
| 65 to 69 | 339 | 305 | 644 |
| 70 to 74 | 225 | 196 | 421 |
| 75 to 79 | 132 | 140 | 272 |
| 80 to 84 | 102 | 81 | 183 |
| 85+ | 63 | 74 | 137 |
Mono 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 | 7041 | 6118 | 13,159 |
| WA | 6866 | 5959 | 12,825 |
| NH | 5412 | 4685 | 10,097 |
| NHWAC | 5089 | 4354 | 9,443 |
| NHWA | 4973 | 4242 | 9,215 |
| H | 2048 | 1852 | 3,900 |
| HWAC | 1952 | 1764 | 3,716 |
| HWA | 1893 | 1717 | 3,610 |
| IAC | 275 | 269 | 544 |
| IA | 200 | 204 | 404 |
| TOM | 195 | 176 | 371 |
| AAC | 172 | 197 | 369 |
| NHIAC | 165 | 178 | 343 |
| NHAAC | 156 | 182 | 338 |
| NHTOM | 135 | 127 | 262 |
| NHIA | 122 | 135 | 257 |
| AA | 102 | 144 | 246 |
| NHAA | 97 | 140 | 237 |
| BAC | 122 | 102 | 224 |
| HIAC | 110 | 91 | 201 |
| NHBAC | 96 | 76 | 172 |
| HIA | 78 | 69 | 147 |
| BA | 71 | 42 | 113 |
| HTOM | 60 | 49 | 109 |
| NHBA | 59 | 32 | 91 |
| NAC | 46 | 28 | 74 |
| NHNAC | 41 | 23 | 64 |
| HBAC | 26 | 26 | 52 |
| NA | 26 | 12 | 38 |
| NHNA | 26 | 9 | 35 |
| HAAC | 16 | 15 | 31 |
| HBA | 12 | 10 | 22 |
| HNAC | 5 | 5 | 10 |
| HAA | 5 | 4 | 9 |
| HNA | 0 | 3 | 3 |
• Fresno County population
90.6 mi,
208°
• Madera County
68.4 mi,
224°
• Tuolumne County
59.8 mi,
277°
• Lyon County
78.4 mi,
347°
• Douglas County
79.1 mi,
329°
• Calaveras County
93.6 mi,
281°
• Mariposa County
61.5 mi,
247°
• Mineral County
48.4 mi,
30°
• Alpine County
69.9 mi,
314°
• Esmeralda County
68.5 mi,
97°
[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
*Fresno, Calaveras; Amador, Mariposa California Notes
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