Last official estimated population of Jefferson County was 21,685 (year 2014)[1]. This was 0.007% of total US population and 0.5% of total Oregon state population. Area of Jefferson County is 1,791.2 mi² (=4639.3 km²), in this year population density was 12.11 p/mi². If population growth rate would be same as in period 2010-2014 (-0.04%/yr), Jefferson County population in 2024 would be 21,598 [0].
Historical population of Jefferson County for period 1920-2014 [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
[1920-1930] -3.32 %/yr
[1930-1940] -1.14 %/yr
[1940-1950] +10.49 %/yr
[1950-1960] +2.56 %/yr
[1960-1970] +1.83 %/yr
[1970-1980] +3.1 %/yr
[1980-1990] +1.66 %/yr
[1990-2000] +3.34 %/yr
[2000-2005] +1.66 %/yr
[2005-2010] +1.04 %/yr
[2010-2014] -0.04 %/yr
Looking for settlements in Jefferson County? Visit this page: Settlements in Jefferson County, OR
Population of Jefferson County by age groups male (M) and female (F)[1b]
| Age Gr. | (M) | (F) | Total |
| 0 to 4 | 788 | 709 | 1,497 |
| 5 to 9 | 820 | 712 | 1,532 |
| 10 to 14 | 700 | 722 | 1,422 |
| 15 to 19 | 725 | 657 | 1,382 |
| 20 to 24 | 747 | 642 | 1,389 |
| 25 to 29 | 707 | 603 | 1,310 |
| 30 to 34 | 672 | 588 | 1,260 |
| 35 to 39 | 655 | 570 | 1,225 |
| 40 to 44 | 690 | 600 | 1,290 |
| 45 to 49 | 699 | 621 | 1,320 |
| 50 to 54 | 767 | 746 | 1,513 |
| 55 to 59 | 767 | 748 | 1,515 |
| 60 to 64 | 772 | 774 | 1,546 |
| 65 to 69 | 716 | 712 | 1,428 |
| 70 to 74 | 559 | 529 | 1,088 |
| 75 to 79 | 393 | 370 | 763 |
| 80 to 84 | 196 | 188 | 384 |
| 85+ | 136 | 192 | 328 |
Jefferson 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 | 9201 | 8634 | 17,835 |
| WAC | 9055 | 8384 | 17,439 |
| WA | 8739 | 8015 | 16,754 |
| NHWAC | 7160 | 6691 | 13,851 |
| NHWA | 6937 | 6428 | 13,365 |
| IAC | 2395 | 2343 | 4,738 |
| H | 2308 | 2049 | 4,357 |
| IA | 2164 | 2058 | 4,222 |
| NHIAC | 1987 | 1952 | 3,939 |
| HWAC | 1895 | 1693 | 3,588 |
| NHIA | 1826 | 1753 | 3,579 |
| HWA | 1802 | 1587 | 3,389 |
| HIAC | 408 | 391 | 799 |
| TOM | 335 | 395 | 730 |
| HIA | 338 | 305 | 643 |
| NHTOM | 238 | 283 | 521 |
| BAC | 197 | 138 | 335 |
| AAC | 144 | 180 | 324 |
| NHAAC | 112 | 160 | 272 |
| NHBAC | 141 | 90 | 231 |
| BA | 149 | 72 | 221 |
| HTOM | 97 | 112 | 209 |
| AA | 86 | 121 | 207 |
| NHAA | 69 | 113 | 182 |
| NHBA | 105 | 42 | 147 |
| NAC | 63 | 49 | 112 |
| HBAC | 56 | 48 | 104 |
| NHNAC | 47 | 40 | 87 |
| HBA | 44 | 30 | 74 |
| NA | 36 | 22 | 58 |
| HAAC | 32 | 20 | 52 |
| NHNA | 26 | 15 | 41 |
| HAA | 17 | 8 | 25 |
| HNAC | 16 | 9 | 25 |
| HNA | 10 | 7 | 17 |
• Clackamas County population
61.2 mi, 
305°
• Marion County
70.8 mi, 
284°
• Deschutes County
50.5 mi, 
182°
• Linn County
67.7 mi, 
260°
• Wasco County
35.9 mi, 
1°
• Hood River County
64.2 mi, 
338°
• Crook County
51.9 mi, 
129°
• Gilliam County
67.4 mi, 
40°
• Sherman County
57.5 mi, 
25°
• Wheeler County
56.9 mi, 
83°
[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
*Crook Oregon Notes
Page generated in 0.016 seconds© 2016 population.us | Terms of use | Contact
Population.us
