Units at Castlerock Apartment Homes
As of October 12, 2026, 10 units are available at Castlerock Apartment Homes in Billings, MT, from $1,255 a month. Another 25 units listed here since May 2026 are no longer available.
Available now
2 bedrooms
| Unit | Floor plan | Rent | Size | Available |
|---|---|---|---|---|
| Unit 1575-2 | B1 | $1,255 | 777 sq ft | Now |
| Unit 707-2 | B1 | $1,260 | 777 sq ft | December 9 |
| Unit 735-3 | B1 | $1,260 | 777 sq ft | October 30 |
| Unit 1545-2 | B1 | $1,270 | 777 sq ft | December 25 |
| Unit 751-7 | B3 | $1,300 | 806 sq ft | October 25 |
| Unit 1585-7 | B3 | $1,300 | 806 sq ft | October 16 |
| Unit 1515-8 | B3 | $1,305 | 806 sq ft | November 8 |
| Unit 1573-8 | B3 | $1,305 | 806 sq ft | December 14 |
| Unit 1515-2 | B1R | $1,330 | 777 sq ft | Now |
| Unit 1575-8 | B3R | $1,375 | 806 sq ft | Now |
Previously listed
1 bedroom
| Unit | Floor plan | Last rent | Last listed |
|---|---|---|---|
| Unit 1585-1 | A1 | $1,175 | October 5, 2026 |
| Unit 621-7 | A2 | $1,215 | September 11, 2026 |
| Unit 605-7 | A2 | $1,095 | June 8, 2026 |
| Unit 751-2 | A1 | $1,075 | June 1, 2026 |
2 bedrooms
| Unit | Floor plan | Last rent | Last listed |
|---|---|---|---|
| Unit 605-1 | B1 | $1,260 | September 26, 2026 |
| Unit 1515-3 | B1 | $1,255 | September 24, 2026 |
| Unit 707-8 | B3 | $1,290 | September 17, 2026 |
| Unit 1574-4 | B1 | $1,220 | August 19, 2026 |
| Unit 641-8 | B3 | $1,280 | August 18, 2026 |
| Unit 706-6 | B6 | $1,355 | August 18, 2026 |
| Unit 1577-7 | B3R | $1,370 | August 15, 2026 |
| Unit 736-8 | B4R | $1,465 | August 10, 2026 |
| Unit 750-4 | B2 | $1,365 | August 5, 2026 |
| Unit 1576-4 | B1 | $1,320 | June 24, 2026 |
| Unit 750-1 | B2R | $1,395 | June 14, 2026 |
| Unit 1574-2 | B1 | $1,250 | June 14, 2026 |
| Unit 735-2 | B1 | $1,150 | June 8, 2026 |
| Unit 1575-1 | B1 | $1,150 | June 8, 2026 |
| Unit 1545-3 | B1 | $1,150 | June 1, 2026 |
| Unit 1576-2 | B1 | $1,150 | June 1, 2026 |
| Unit 750-7 | B4 | $1,255 | May 28, 2026 |
| Unit 736-3 | B2 | $1,255 | May 25, 2026 |
| Unit 1575-3 | B1R | $1,230 | May 16, 2026 |
3 bedrooms
| Unit | Floor plan | Last rent | Last listed |
|---|---|---|---|
| Unit 1574-5 | C2 | $1,730 | September 9, 2026 |
| Unit 1573-5 | C2 | $1,675 | June 14, 2026 |