- One-family households make up 70.6 percent of all households in Marlborough Region. For New Zealand as a whole, one-family households make up 69.1 percent of all households.
- 3,933 people (or 24.4 percent) live in one-person households in Marlborough Region. Throughout New Zealand, one-person households make up 23.0 percent of all households.
- The average household size in Marlborough Region is 2.4 people, compared with an average of 2.7 people for all of New Zealand.
| Household Composition, Marlborough Region and New Zealand |
| 2006 Census |
 |
Note: This data has been randomly rounded to protect confidentiality. Individual figures may not add up to totals, and values for the same data may vary in different text, tables and graphs.