Last official estimated population of Ector County was 137,098 (year 2014)[1]. This was 0.043% of total US population and 0.5% of total Texas state population. Area of Ector County is 901.8 mi² (=2335.7 km²), in this year population density was 152.02 p/mi². If population growth rate would be same as in period 2010-2014 (-0.01%/yr), Ector County population in 2026 would be 137,002 [0].
Historical population of Ector County for period 1890-2014 [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

[1890-1900] +5.46 %/yr
[1900-1910] +11.95 %/yr
[1910-1920] -4.29 %/yr
[1920-1930] +17.94 %/yr
[1930-1940] +14.29 %/yr
[1940-1950] +10.83 %/yr
[1950-1960] +8.01 %/yr
[1960-1970] +0.09 %/yr
[1970-1980] +2.31 %/yr
[1980-1990] +0.3 %/yr
[1990-2000] +0.18 %/yr
[2000-2005] +0.69 %/yr
[2005-2010] +1.81 %/yr
[2010-2014] -0.01 %/yr
Looking for settlements in Ector County? Visit this page: Settlements in Ector County, TX
Population of Ector County by age groups male (M) and female (F)[1b]
| Age Gr. | (M) | (F) | Total |
| 0 to 4 | 7093 | 6806 | 13,899 |
| 5 to 9 | 6768 | 6512 | 13,280 |
| 10 to 14 | 6201 | 5888 | 12,089 |
| 15 to 19 | 5418 | 5221 | 10,639 |
| 20 to 24 | 6680 | 6287 | 12,967 |
| 25 to 29 | 6884 | 6209 | 13,093 |
| 30 to 34 | 6244 | 5587 | 11,831 |
| 35 to 39 | 5002 | 4573 | 9,575 |
| 40 to 44 | 4380 | 4460 | 8,840 |
| 45 to 49 | 4183 | 4247 | 8,430 |
| 50 to 54 | 4548 | 4591 | 9,139 |
| 55 to 59 | 4278 | 4386 | 8,664 |
| 60 to 64 | 3362 | 3345 | 6,707 |
| 65 to 69 | 2346 | 2541 | 4,887 |
| 70 to 74 | 1550 | 1929 | 3,479 |
| 75 to 79 | 1261 | 1513 | 2,774 |
| 80 to 84 | 772 | 1203 | 1,975 |
| 85+ | 549 | 1087 | 1,636 |
Ector 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 | 71529 | 70583 | 142,112 |
| WA | 70513 | 69636 | 140,149 |
| H | 44938 | 43560 | 88,498 |
| HWAC | 43327 | 42087 | 85,414 |
| HWA | 42989 | 41790 | 84,779 |
| NH | 32581 | 32825 | 65,406 |
| NHWAC | 28202 | 28496 | 56,698 |
| NHWA | 27524 | 27846 | 55,370 |
| BAC | 4327 | 4104 | 8,431 |
| BA | 3868 | 3654 | 7,522 |
| NHBAC | 3586 | 3454 | 7,040 |
| NHBA | 3258 | 3120 | 6,378 |
| IAC | 1614 | 1520 | 3,134 |
| IA | 1118 | 1067 | 2,185 |
| TOM | 1081 | 1023 | 2,104 |
| AAC | 953 | 1022 | 1,975 |
| HIAC | 975 | 897 | 1,872 |
| NHAAC | 782 | 858 | 1,640 |
| AA | 786 | 853 | 1,639 |
| HIA | 777 | 719 | 1,496 |
| NHTOM | 727 | 702 | 1,429 |
| HBAC | 741 | 650 | 1,391 |
| NHAA | 648 | 731 | 1,379 |
| NHIAC | 639 | 623 | 1,262 |
| HBA | 610 | 534 | 1,144 |
| NHIA | 341 | 348 | 689 |
| HTOM | 354 | 321 | 675 |
| NAC | 188 | 194 | 382 |
| HAAC | 171 | 164 | 335 |
| NA | 153 | 152 | 305 |
| HAA | 138 | 122 | 260 |
| NHNAC | 108 | 103 | 211 |
| HNAC | 80 | 91 | 171 |
| NHNA | 83 | 78 | 161 |
| HNA | 70 | 74 | 144 |
• Midland County population
30.4 mi,
89°
• Gaines County
60.9 mi,
355°
• Andrews County
31.4 mi,
349°
• Ward County
41.1 mi,
233°
• Winkler County
30.2 mi,
265°
• Martin County
45.8 mi,
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• Crane County
30.7 mi,
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• Upton County
46 mi,
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• Glasscock County
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• Loving County
59.8 mi,
268°
[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
*Tom Green Texas Notes
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