| Stillwater | 1990 | Census 1990 | Single-Family Detached | 3567 |
| Stillwater | 2000 | Census 2000 | Single-Family Detached | 4321 |
| Stillwater | 2010 | Estimates 2010 | Single-Family Detached | 5086 |
| Stillwater | 2020 | Estimates 2020 | Single-Family Detached | 5638 |
| Stillwater | 2024 | Estimates 2024 | Single-Family Detached | 5743 |
| Stillwater | 1990 | Census 1990 | Townhomes (single-family attached) | 180 |
| Stillwater | 2000 | Census 2000 | Townhomes (single-family attached) | 498 |
| Stillwater | 2010 | Estimates 2010 | Townhomes (single-family attached) | 915 |
| Stillwater | 2020 | Estimates 2020 | Townhomes (single-family attached) | 854 |
| Stillwater | 2024 | Estimates 2024 | Townhomes (single-family attached) | 854 |
| Stillwater | 1990 | Census 1990 | Duplex, triplex and quad | 754 |
| Stillwater | 2000 | Census 2000 | Duplex, triplex and quad | 491 |
| Stillwater | 2010 | Estimates 2010 | Duplex, triplex and quad | 571 |
| Stillwater | 2020 | Estimates 2020 | Duplex, triplex and quad | 317 |
| Stillwater | 2024 | Estimates 2024 | Duplex, triplex and quad | 314 |
| Stillwater | 1990 | Census 1990 | Multifamily (5 units or more) | 561 |
| Stillwater | 2000 | Census 2000 | Multifamily (5 units or more) | 607 |
| Stillwater | 2010 | Estimates 2010 | Multifamily (5 units or more) | 1005 |
| Stillwater | 2020 | Estimates 2020 | Multifamily (5 units or more) | 1387 |
| Stillwater | 2024 | Estimates 2024 | Multifamily (5 units or more) | 1496 |
| Stillwater | 1990 | Census 1990 | Manufactured Home | 0 |
| Stillwater | 2000 | Census 2000 | Manufactured Home | 6 |
| Stillwater | 2010 | Estimates 2010 | Manufactured Home | 0 |
| Stillwater | 2020 | Estimates 2020 | Manufactured Home | 0 |
| Stillwater | 2024 | Estimates 2024 | Manufactured Home | 0 |
| Stillwater | 1990 | Census 1990 | Other (Boat, RV, etc.) | 43 |
| Stillwater | 2000 | Census 2000 | Other (Boat, RV, etc.) | 0 |
| Stillwater | 2010 | Estimates 2010 | Other (Boat, RV, etc.) | 0 |
| Stillwater | 2020 | Estimates 2020 | Other (Boat, RV, etc.) | 13 |
| Stillwater | 2024 | Estimates 2024 | Other (Boat, RV, etc.) | 9 |
| Stillwater | 2020 | Estimates 2020 | Accessory Dwelling Unit | 1 |
| Stillwater | 2024 | Estimates 2024 | Accessory Dwelling Unit | 10 |