Last official estimated population of Bon Homme County was 7,059 (year 2014)[1]. This was 0.002% of total US population and 0.8% of total South Dakota state population. Area of Bon Homme County is 581.7 mi² (=1506.5 km²), in this year population density was 12.14 p/mi². If population growth rate would be same as in period 2010-2014 (-0.04%/yr), Bon Homme County population in 2026 would be 7,026 [0].
Historical population of Bon Homme 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] +24.56 %/yr
[1880-1890] +5.18 %/yr
[1890-1900] +1.37 %/yr
[1900-1910] +0.64 %/yr
[1910-1920] +0.77 %/yr
[1920-1930] -0.17 %/yr
[1930-1940] -1.35 %/yr
[1940-1950] -0.81 %/yr
[1950-1960] -0.23 %/yr
[1960-1970] -0.73 %/yr
[1970-1980] -0.62 %/yr
[1980-1990] -1.27 %/yr
[1990-2000] +0.24 %/yr
[2000-2005] -0.77 %/yr
[2005-2010] +0.24 %/yr
[2010-2014] -0.04 %/yr
Looking for settlements in Bon Homme County? Visit this page: Settlements in Bon Homme County, SD
Population of Bon Homme County by age groups male (M) and female (F)[1b]
| Age Gr. | (M) | (F) | Total |
| 0 to 4 | 151 | 168 | 319 |
| 5 to 9 | 179 | 215 | 394 |
| 10 to 14 | 165 | 180 | 345 |
| 15 to 19 | 247 | 208 | 455 |
| 20 to 24 | 345 | 101 | 446 |
| 25 to 29 | 352 | 112 | 464 |
| 30 to 34 | 321 | 147 | 468 |
| 35 to 39 | 292 | 116 | 408 |
| 40 to 44 | 282 | 128 | 410 |
| 45 to 49 | 278 | 172 | 450 |
| 50 to 54 | 317 | 223 | 540 |
| 55 to 59 | 290 | 196 | 486 |
| 60 to 64 | 226 | 209 | 435 |
| 65 to 69 | 196 | 176 | 372 |
| 70 to 74 | 132 | 133 | 265 |
| 75 to 79 | 98 | 114 | 212 |
| 80 to 84 | 94 | 155 | 249 |
| 85+ | 105 | 200 | 305 |
Bon Homme 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 | 3956 | 2912 | 6,868 |
| WAC | 3511 | 2875 | 6,386 |
| WA | 3458 | 2845 | 6,303 |
| NHWAC | 3416 | 2839 | 6,255 |
| NHWA | 3365 | 2814 | 6,179 |
| IAC | 515 | 70 | 585 |
| NHIAC | 500 | 62 | 562 |
| IA | 471 | 51 | 522 |
| NHIA | 459 | 47 | 506 |
| H | 114 | 41 | 155 |
| HWAC | 95 | 36 | 131 |
| HWA | 93 | 31 | 124 |
| BAC | 92 | 26 | 118 |
| NHBAC | 85 | 25 | 110 |
| TOM | 61 | 33 | 94 |
| BA | 75 | 16 | 91 |
| NHBA | 70 | 16 | 86 |
| NHTOM | 57 | 28 | 85 |
| AAC | 12 | 15 | 27 |
| NHAAC | 11 | 14 | 25 |
| HIAC | 15 | 8 | 23 |
| HIA | 12 | 4 | 16 |
| AA | 5 | 8 | 13 |
| NHAA | 5 | 7 | 12 |
| HTOM | 4 | 5 | 9 |
| HBAC | 7 | 1 | 8 |
| HBA | 5 | 0 | 5 |
| NAC | 2 | 2 | 4 |
| NHNAC | 2 | 2 | 4 |
| HAAC | 1 | 1 | 2 |
| HAA | 0 | 1 | 1 |
| HNAC | 0 | 0 | 0 |
| NHNA | 0 | 0 | 0 |
| NA | 0 | 0 | 0 |
| HNA | 0 | 0 | 0 |
• Yankton County population
25.1 mi,
86°
• Clay County
46 mi,
96°
• Charles Mix County
39 mi,
293°
• Cedar County
41.3 mi,
129°
• Knox County
24.3 mi,
180°
• Turner County
43.2 mi,
58°
• Hutchinson County
25.2 mi,
15°
• Hanson County
48.2 mi,
5°
• Douglas County
36.8 mi,
319°
• Boyd County
45.4 mi,
262°
[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
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