Biggest sources of immigrants to Boulder
- Number of residents: 93
- Percent of foreign born residents: 0.28%
- Number of residents: 102
- Percent of foreign born residents: 0.31%
- Number of residents: 103
- Percent of foreign born residents: 0.31%
- Number of residents: 112
- Percent of foreign born residents: 0.34%
- Number of residents: 112
- Percent of foreign born residents: 0.34%
- Number of residents: 115
- Percent of foreign born residents: 0.35%
- Number of residents: 116
- Percent of foreign born residents: 0.35%
- Number of residents: 117
- Percent of foreign born residents: 0.35%
- Number of residents: 120
- Percent of foreign born residents: 0.36%
- Number of residents: 121
- Percent of foreign born residents: 0.37%
- Number of residents: 137
- Percent of foreign born residents: 0.42%
- Number of residents: 140
- Percent of foreign born residents: 0.42%
- Number of residents: 146
- Percent of foreign born residents: 0.44%
- Number of residents: 167
- Percent of foreign born residents: 0.51%
- Number of residents: 184
- Percent of foreign born residents: 0.56%
- Number of residents: 189
- Percent of foreign born residents: 0.57%
- Number of residents: 190
- Percent of foreign born residents: 0.58%
- Number of residents: 225
- Percent of foreign born residents: 0.68%
- Number of residents: 232
- Percent of foreign born residents: 0.7%
- Number of residents: 244
- Percent of foreign born residents: 0.74%
- Number of residents: 244
- Percent of foreign born residents: 0.74%
- Number of residents: 249
- Percent of foreign born residents: 0.75%
- Number of residents: 252
- Percent of foreign born residents: 0.76%
- Number of residents: 261
- Percent of foreign born residents: 0.79%
- Number of residents: 276
- Percent of foreign born residents: 0.84%
- Number of residents: 280
- Percent of foreign born residents: 0.85%
- Number of residents: 287
- Percent of foreign born residents: 0.87%
- Number of residents: 315
- Percent of foreign born residents: 0.95%
- Number of residents: 316
- Percent of foreign born residents: 0.96%
- Number of residents: 321
- Percent of foreign born residents: 0.97%
- Number of residents: 321
- Percent of foreign born residents: 0.97%
- Number of residents: 327
- Percent of foreign born residents: 0.99%
- Number of residents: 335
- Percent of foreign born residents: 1.02%
- Number of residents: 345
- Percent of foreign born residents: 1.05%
- Number of residents: 379
- Percent of foreign born residents: 1.15%
- Number of residents: 421
- Percent of foreign born residents: 1.28%
- Number of residents: 442
- Percent of foreign born residents: 1.34%
- Number of residents: 483
- Percent of foreign born residents: 1.46%
- Number of residents: 496
- Percent of foreign born residents: 1.5%
- Number of residents: 595
- Percent of foreign born residents: 1.8%
- Number of residents: 647
- Percent of foreign born residents: 1.96%
- Number of residents: 667
- Percent of foreign born residents: 2.02%
- Number of residents: 683
- Percent of foreign born residents: 2.07%
- Number of residents: 747
- Percent of foreign born residents: 2.26%
- Number of residents: 1,393
- Percent of foreign born residents: 4.22%
- Number of residents: 1,760
- Percent of foreign born residents: 5.33%
- Number of residents: 2,061
- Percent of foreign born residents: 6.25%
- Number of residents: 2,450
- Percent of foreign born residents: 7.43%
- Number of residents: 3,164
- Percent of foreign born residents: 9.59%
- Number of residents: 6,632
- Percent of foreign born residents: 20.1%