| Rank | Average Household Size ▼ | School District / Population |
| 1. | 2.89 | Central Falls School District / 19,391 |
| 2. | 2.80 | Barrington School District / 16,501 |
| 3. | 2.79 | Foster Elementary School District / 4,556 |
| 4. | 2.78 | Scituate School District / 10,337 |
| 5. | 2.74 | Exeter-West Greenwich Regional School District / 12,511 |
| 6. | 2.72 | Foster-Glocester Regional School District / 14,361 |
| 7. | 2.69 | Glocester Elementary School District / 9,805 |
| 8. | 2.67 | Burrillville School District / 15,971 |
| 9. | 2.67 | Name N/A / 35,816 |
| 10. | 2.63 | Providence School District / 178,286 |
| 11. | 2.59 | North Smithfield School District / 11,768 |
| 12. | 2.58 | Coventry School District / 35,040 |
| 13. | 2.57 | Little Compton School District / 3,508 |
| 14. | 2.57 | Chariho Regional School District / 23,716 |
| 15. | 2.57 | East Greenwich School District / 13,187 |
| 16. | 2.55 | North Kingstown School District / 26,611 |
| 17. | 2.54 | Cumberland School District / 33,291 |
| 18. | 2.52 | Lincoln School District / 21,120 |
| 19. | 2.49 | Johnston School District / 28,752 |
| 20. | 2.46 | Cranston School District / 80,580 |
| 21. | 2.45 | Pawtucket School District / 71,662 |
| 22. | 2.45 | Jamestown School District / 5,436 |
| 23. | 2.44 | Smithfield School District / 21,477 |
| 24. | 2.43 | South Kingstown School District / 30,226 |
| 25. | 2.43 | Woonsocket School District / 41,682 |
| 26. | 2.42 | Portsmouth School District / 17,316 |
| 27. | 2.41 | Tiverton School District / 15,674 |
| 28. | 2.39 | Middletown School District / 16,362 |
| 29. | 2.38 | Westerly School District / 22,949 |
| 30. | 2.37 | Bristol-Warren Regional School District / 34,000 |
| 31. | 2.35 | Narragansett School District / 16,034 |
| 32. | 2.32 | Warwick School District / 83,676 |
| 33. | 2.30 | East Providence School District / 47,491 |
| 34. | 2.29 | West Warwick School District / 29,358 |
| 35. | 2.25 | North Providence School District / 32,244 |
| 36. | 2.06 | New Shoreham School District / 914 |
| 37. | 2.05 | Newport School District / 24,957 |
Please note that we only rank locations with 'Average Household Size' data. The rank above might not be a complete list. Locations without 'Average Household Size' data are not listed.
*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.
