Last official estimated population of Newport County was 83,158 (year 2014)[1]. This was 0.026% of total US population and 7.9% of total Rhode Island state population. Area of Newport County is 313.6 mi² (=812.2 km²), in this year population density was 265.18 p/mi². If population growth rate would be same as in period 2010-2014 (+0.08%/yr), Newport County population in 2025 would be 83,905 [0].
Historical population of Newport County for period 1790-2014 [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

[1790-1800] +0.37 %/yr
[1800-1810] +0.94 %/yr
[1810-1820] -0.33 %/yr
[1820-1830] +0.47 %/yr
[1830-1840] +0.2 %/yr
[1840-1850] +1.72 %/yr
[1850-1860] +0.91 %/yr
[1860-1870] -0.88 %/yr
[1870-1880] +1.89 %/yr
[1880-1890] +1.68 %/yr
[1890-1900] +1.33 %/yr
[1900-1910] +1.9 %/yr
[1910-1920] +0.87 %/yr
[1920-1930] -0.29 %/yr
[1930-1940] +1.15 %/yr
[1940-1950] +2.8 %/yr
[1950-1960] +2.9 %/yr
[1960-1970] +1.45 %/yr
[1970-1980] -1.49 %/yr
[1980-1990] +0.69 %/yr
[1990-2000] -0.2 %/yr
[2000-2005] -0.35 %/yr
[2005-2010] -0.26 %/yr
[2010-2014] +0.08 %/yr
Looking for settlements in Newport County? Visit this page: Settlements in Newport County, RI
Population of Newport County by age groups male (M) and female (F)[1b]
| Age Gr. | (M) | (F) | Total |
| 0 to 4 | 1862 | 1793 | 3,655 |
| 5 to 9 | 2169 | 2056 | 4,225 |
| 10 to 14 | 2324 | 2126 | 4,450 |
| 15 to 19 | 2669 | 2684 | 5,353 |
| 20 to 24 | 2747 | 2428 | 5,175 |
| 25 to 29 | 2694 | 2433 | 5,127 |
| 30 to 34 | 2377 | 2272 | 4,649 |
| 35 to 39 | 2317 | 2165 | 4,482 |
| 40 to 44 | 2462 | 2461 | 4,923 |
| 45 to 49 | 2746 | 2913 | 5,659 |
| 50 to 54 | 3111 | 3286 | 6,397 |
| 55 to 59 | 3084 | 3378 | 6,462 |
| 60 to 64 | 2822 | 3101 | 5,923 |
| 65 to 69 | 2531 | 2708 | 5,239 |
| 70 to 74 | 1745 | 1960 | 3,705 |
| 75 to 79 | 1134 | 1420 | 2,554 |
| 80 to 84 | 828 | 1134 | 1,962 |
| 85+ | 833 | 1585 | 2,418 |
Newport 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 | 38142 | 39888 | 78,030 |
| WAC | 37511 | 39186 | 76,697 |
| WA | 36509 | 38209 | 74,718 |
| NHWAC | 35587 | 37543 | 73,130 |
| NHWA | 34717 | 36704 | 71,421 |
| BAC | 2443 | 2138 | 4,581 |
| H | 2313 | 2015 | 4,328 |
| NHBAC | 2094 | 1802 | 3,896 |
| HWAC | 1924 | 1643 | 3,567 |
| BA | 1836 | 1501 | 3,337 |
| HWA | 1792 | 1505 | 3,297 |
| NHBA | 1590 | 1275 | 2,865 |
| TOM | 1132 | 1128 | 2,260 |
| AAC | 1057 | 1143 | 2,200 |
| NHAAC | 993 | 1090 | 2,083 |
| NHTOM | 981 | 970 | 1,951 |
| AA | 695 | 784 | 1,479 |
| NHAA | 660 | 756 | 1,416 |
| IAC | 516 | 514 | 1,030 |
| NHIAC | 427 | 391 | 818 |
| HBAC | 349 | 336 | 685 |
| HBA | 246 | 226 | 472 |
| IA | 215 | 228 | 443 |
| HTOM | 151 | 158 | 309 |
| NHIA | 160 | 143 | 303 |
| NAC | 121 | 115 | 236 |
| HIAC | 89 | 123 | 212 |
| NHNAC | 77 | 95 | 172 |
| HIA | 55 | 85 | 140 |
| NA | 68 | 53 | 121 |
| HAAC | 64 | 53 | 117 |
| NHNA | 34 | 40 | 74 |
| HNAC | 44 | 20 | 64 |
| HAA | 35 | 28 | 63 |
| HNA | 34 | 13 | 47 |
• Norfolk County population
46.5 mi,
6°
• Providence County
29.6 mi,
329°
• Bristol County
19.6 mi,
30°
• Plymouth County
43.6 mi,
39°
• New London County
42.7 mi,
267°
• Kent County
19.1 mi,
307°
• Washington County
18.7 mi,
247°
• Windham County
42.8 mi,
301°
• Bristol County
13.8 mi,
358°
• Dukes County
31.3 mi,
105°
[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
See note 1 Rhode Island Notes
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