| MSA Name | MSA Abbreviation | Percent in 2010 of 1-Only Households | Percent in 2010 of 4-or-More Households |
| AKRON, OH | AK | 29.62% | 20.48% |
| BRIDGEPORT-STAMFORD-NORWALK | BR | 25.70% | 27.70% |
| COLORADO SPRINGS, CO | CO | 28.82% | 20.61% |
| DES MOINES, IA | DE | 20.24% | 34.95% |
| HARRISBURG-CARLISLE, PA | HA | 29.85% | 19.51% |
| KNOXVILLE, TN | KN | 29.81% | 17.80% |
| MADISON, WI | MA | 30.22% | 19.77% |
| OGDEN-CLEARFIELD, UT | OG | 31.18% | 14.18% |
| OMAHA, NE‑IA | OM | 18.14% | 35.12% |
| PROVO‑OREM, UT | PR | 12.78% | 43.99% |
| Minimum (of all Mid-Large MSAs) | 12.78% | 14.18% | |
| Low Normal = average minus standard deviation of all Mid-Large MSAs | 21.41% | 17.29% | |
| Median (of all Mid-Large MSAs) | 27.59% | 22.17% | |
| High Normal = average plus standard deviation of all Mid-Large MSAs | 30.76% | 31.83% | |
| Maximum (of all Mid-Large MSAs) | 31.40% | 43.99% | |