
Long Island still remains largely white (80%), but the population has become more diverse in the past few years according to statistics. Hispanics are the second most race, but black and Asian races are increasing consistently. Long Island residents average age is slightly higher than the national average 39.5 verses 35.3. The staggering differential is in the median income statistics.
| County | Suffolk | % | Nassau | % |
| POPULATION | 1493350 | 100 | 1339532 | 100 |
| Total Population | ||||
| RACE | ||||
| One Race | 1457318 | 97.8 | 1307624 | 97.6 |
| White | 1205297 | 80.8 | 7757 | 73 |
| Black or African American | 111224 | 7.4 | 149049 | 11.1 |
| American Indian and Alaska Native | 5366 | 0.04 | 3185 | 0.2 |
| Asian | 50972 | 3.4 | 102266 | 7.6 |
| Native Hawaiian and Other Pacific Islander | 495 | 0 | 336 | 0 |
| Some Other Race | 82965 | 5.6 | 75211 | 5.6 |
| Two or More Races | 36031 | 2.4 | 31908 | 2.4 |
| HISPANIC OR LATINO AND RACE | ||||
| Hispanic or Latino (of any race) | 246239 | 16.5 | 195355 | 14.6 |
| Not Hispanic or Latino | 1247111 | 83.5 | 1144177 | 85.4 |
| One Race | 1227362 | 82.2 | 1126488 | 84.1 |
| White | 1068728 | 71.6 | 877309 | 65.5 |
| Black or African American | 102117 | 6.8 | 141305 | 10.5 |
| American Indian and Alaska Native | 2906 | 0.02 | 1379 | 0.1 |
| Asian | 50295 | 3.4 | 101558 | 7.6 |
| Native Hawaiian and Other Pacific Islander | 275 | 0 | 197 | 0 |
| Some Other Races | 3941 | 0.2 | 4740 | 0.4 |
| Two or More Races | 19749 | 1.3 | 17689 | 1.3 |
| HOUSING UNITS | ||||
| Total Housing Units | 569985 | 100 | 468346 | 100 |
| OCCUPANCY STATUS | ||||
| Occupied Housing Units | 499922 | 87.7 | 448528 | 95.8 |
| Vacant Housing Units | 70063 | 12.3 | 19818 | 4.2 |