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Middlesex County Historical Place of Birth and Citizenship Data
ACS 2010-2014 data
Total population: 1,539,832
| Middlesex County | % | Massachusetts | U.S. | |
| Native | 1,238,855 | 80.45%, see rank | 84.72% | 86.93% |
| Born in the State of Residence | 878,337 | 57.04%, see rank | 62.47% | 58.73% |
| Born in Different State | 333,346 | 21.65%, see rank | 19.64% | 26.78% |
| Born in Puerto Rico, U.S. Island Areas, or Born Abroad to American Parent(s) | 27,172 | 1.76%, see rank | 2.61% | 1.42% |
| Foreign Born | 300,977 | 19.55%, see rank | 15.28% | 13.07% |
| Foreign Born with U.S. Citizenship | 143,953 | 9.35%, see rank | 7.82% | 5.99% |
| Foreign Born without U.S. Citizenship | 157,024 | 10.20%, see rank | 7.46% | 7.09% |
| Born In Europe | 62,070 | 4.03%, see rank | 3.50% | 1.53% |
| Born In Asia | 120,086 | 7.80%, see rank | 4.54% | 3.82% |
| Born In Africa | 19,828 | 1.29%, see rank | 1.33% | 0.55% |
| Born In Oceania | 1,503 | 0.10%, see rank | 0.05% | 0.07% |
| Born In Latin America | 88,535 | 5.75%, see rank | 5.40% | 6.83% |
| Born In Northern America | 8,955 | 0.58%, see rank | 0.46% | 0.26% |
ACS 2008-2012 data
Total population: 1,507,558
| Middlesex County | % | Massachusetts | U.S. | |
| Native | 1,221,651 | 81.04%, see rank | 85.19% | 87.13% |
| Born in the State of Residence | 870,898 | 57.77%, see rank | 62.97% | 58.71% |
| Born in Different State | 325,174 | 21.57%, see rank | 19.73% | 27.04% |
| Born in Puerto Rico, U.S. Island Areas, or Born Abroad to American Parent(s) | 25,579 | 1.70%, see rank | 2.50% | 1.38% |
| Foreign Born | 285,907 | 18.96%, see rank | 14.81% | 12.87% |
| Foreign Born with U.S. Citizenship | 133,704 | 8.87%, see rank | 7.38% | 5.71% |
| Foreign Born without U.S. Citizenship | 152,203 | 10.10%, see rank | 7.42% | 7.16% |
| Born In Europe | 62,272 | 4.13%, see rank | 3.54% | 1.56% |
| Born In Asia | 111,862 | 7.42%, see rank | 4.29% | 3.67% |
| Born In Africa | 17,298 | 1.15%, see rank | 1.21% | 0.51% |
| Born In Oceania | 1,464 | 0.10%, see rank | 0.05% | 0.07% |
| Born In Latin America | 84,398 | 5.60%, see rank | 5.24% | 6.79% |
| Born In Northern America | 8,613 | 0.57%, see rank | 0.46% | 0.26% |
ACS 2006-2010 data
Total population: 1,479,491
| Middlesex County | % | Massachusetts | U.S. | |
| Native | 1,207,195 | 81.60%, see rank | 85.45% | 87.28% |
| Born in the State of Residence | 862,577 | 58.30%, see rank | 63.21% | 58.66% |
| Born in Different State | 319,785 | 21.61%, see rank | 19.83% | 27.28% |
| Born in Puerto Rico, U.S. Island Areas, or Born Abroad to American Parent(s) | 24,833 | 1.68%, see rank | 2.41% | 1.33% |
| Foreign Born | 272,296 | 18.40%, see rank | 14.55% | 12.72% |
| Foreign Born with U.S. Citizenship | 125,518 | 8.48%, see rank | 7.04% | 5.48% |
| Foreign Born without U.S. Citizenship | 146,778 | 9.92%, see rank | 7.51% | 7.24% |
| Born In Europe | 62,479 | 4.22%, see rank | 3.63% | 1.59% |
| Born In Asia | 103,868 | 7.02%, see rank | 4.11% | 3.54% |
| Born In Africa | 16,485 | 1.11%, see rank | 1.14% | 0.48% |
| Born In Oceania | 1,429 | 0.10%, see rank | 0.05% | 0.07% |
| Born In Latin America | 78,928 | 5.33%, see rank | 5.12% | 6.77% |
| Born In Northern America | 9,069 | 0.61%, see rank | 0.50% | 0.27% |
ACS 2005-2009 data
Total population: 1,480,260
| Middlesex County | % | Massachusetts | U.S. | |
| Native | 1,219,391 | 82.38%, see rank | 85.87% | 87.61% |
| Born in the State of Residence | 876,014 | 59.18%, see rank | 63.83% | 58.98% |
| Born in Different State | 319,241 | 21.57%, see rank | 19.73% | 27.35% |
| Born in Puerto Rico, U.S. Island Areas, or Born Abroad to American Parent(s) | 24,136 | 1.63%, see rank | 2.31% | 1.29% |
| Foreign Born | 260,869 | 17.62%, see rank | 14.13% | 12.39% |
| Foreign Born with U.S. Citizenship | 117,807 | 7.96%, see rank | 6.70% | 5.28% |
| Foreign Born without U.S. Citizenship | 143,062 | 9.66%, see rank | 7.44% | 7.11% |
| Born In Europe | 62,955 | 4.25%, see rank | 3.71% | 1.64% |
| Born In Asia | 96,653 | 6.53%, see rank | 3.84% | 3.34% |
| Born In Africa | 15,051 | 1.02%, see rank | 1.08% | 0.46% |
| Born In Oceania | 1,388 | 0.09%, see rank | 0.05% | 0.07% |
| Born In Latin America | 75,038 | 5.07%, see rank | 4.93% | 6.60% |
| Born In Northern America | 9,752 | 0.66%, see rank | 0.52% | 0.28% |
US Census 2000 data
Total population: 1,465,396
| Middlesex County | % | Massachusetts | U.S. | |
| Native | 1,241,931 | 84.75%, see rank | 87.83% | 88.95% |
| Born in the State of Residence | 906,869 | 61.89%, see rank | 66.10% | 59.96% |
| Born in Different State | 312,420 | 21.32%, see rank | 19.47% | 27.74% |
| Born in Puerto Rico, U.S. Island Areas, or Born Abroad to American Parent(s) | 22,642 | 1.55%, see rank | 2.26% | 1.25% |
| Foreign Born | 223,465 | 15.25%, see rank | 12.17% | 11.05% |
| Foreign Born with U.S. Citizenship | 91,978 | 6.28%, see rank | 5.32% | 4.46% |
| Foreign Born without U.S. Citizenship | 131,487 | 8.97%, see rank | 6.86% | 6.60% |
| Born In Europe | 65,528 | 4.47%, see rank | 3.92% | 1.75% |
| Born In Asia | 76,611 | 5.23%, see rank | 3.18% | 2.92% |
| Born In Africa | 10,045 | 0.69%, see rank | 0.75% | 0.31% |
| Born In Oceania | 852 | 0.06%, see rank | 0.04% | 0.06% |
| Born In Latin America | 58,011 | 3.96%, see rank | 3.65% | 5.72% |
| Born In Northern America | 12,418 | 0.85%, see rank | 0.64% | 0.29% |
* ACS stands for U.S. Census American Community Survey. According to the U.S. Census, if the date is a range, you can interpret the data as an average of the period of time.