| Flat 119, Castellum Apartments Osbourne Gardens, Aylesbury, HP19 7BW | Sep 2025 | £265,000 | Flat / maisonette | Leasehold |
| Flat 147, Castellum Apartments Osbourne Gardens, Aylesbury, HP19 7BW | Sep 2025 | £175,000 | Flat / maisonette | Leasehold |
| Flat 125, Castellum Apartments Osbourne Gardens, Aylesbury, HP19 7BW | Sep 2025 | £265,000 | Flat / maisonette | Leasehold |
| Flat 145, Castellum Apartments Osbourne Gardens, Aylesbury, HP19 7BW | Sep 2025 | £225,000 | Flat / maisonette | Leasehold |
| Flat 150, Castellum Apartments Osbourne Gardens, Aylesbury, HP19 7BW | Sep 2025 | £185,000 | Flat / maisonette | Leasehold |
| Flat 122, Castellum Apartments Osbourne Gardens, Aylesbury, HP19 7BW | Sep 2025 | £265,000 | Flat / maisonette | Leasehold |
| Flat 153, Castellum Apartments Osbourne Gardens, Aylesbury, HP19 7BW | Sep 2025 | £175,000 | Flat / maisonette | Leasehold |
| Flat 138, Castellum Apartments Osbourne Gardens, Aylesbury, HP19 7BW | Sep 2025 | £225,000 | Flat / maisonette | Leasehold |
| Flat 144, Castellum Apartments Osbourne Gardens, Aylesbury, HP19 7BW | Sep 2025 | £225,000 | Flat / maisonette | Leasehold |
| Flat 143, Castellum Apartments Osbourne Gardens, Aylesbury, HP19 7BW | Sep 2025 | £265,000 | Flat / maisonette | Leasehold |
| Flat 123, Castellum Apartments Osbourne Gardens, Aylesbury, HP19 7BW | Sep 2025 | £255,000 | Flat / maisonette | Leasehold |
| Flat 152, Castellum Apartments Osbourne Gardens, Aylesbury, HP19 7BW | Sep 2025 | £185,000 | Flat / maisonette | Leasehold |
| Flat 141, Castellum Apartments Osbourne Gardens, Aylesbury, HP19 7BW | Sep 2025 | £265,000 | Flat / maisonette | Leasehold |
| Flat 130, Castellum Apartments Osbourne Gardens, Aylesbury, HP19 7BW | Sep 2025 | £255,000 | Flat / maisonette | Leasehold |
| Flat 131, Castellum Apartments Osbourne Gardens, Aylesbury, HP19 7BW | Sep 2025 | £245,000 | Flat / maisonette | Leasehold |
| Flat 124, Castellum Apartments Osbourne Gardens, Aylesbury, HP19 7BW | Sep 2025 | £195,000 | Flat / maisonette | Leasehold |
| Flat 137, Castellum Apartments Osbourne Gardens, Aylesbury, HP19 7BW | Sep 2025 | £180,000 | Flat / maisonette | Leasehold |
| Flat 149, Castellum Apartments Osbourne Gardens, Aylesbury, HP19 7BW | Sep 2025 | £185,000 | Flat / maisonette | Leasehold |
| Flat 134, Castellum Apartments Osbourne Gardens, Aylesbury, HP19 7BW | Sep 2025 | £265,000 | Flat / maisonette | Leasehold |
| Flat 142, Castellum Apartments Osbourne Gardens, Aylesbury, HP19 7BW | Sep 2025 | £255,000 | Flat / maisonette | Leasehold |
| Flat 120, Castellum Apartments Osbourne Gardens, Aylesbury, HP19 7BW | Sep 2025 | £265,000 | Flat / maisonette | Leasehold |
| Flat 126, Castellum Apartments Osbourne Gardens, Aylesbury, HP19 7BW | Sep 2025 | £295,000 | Flat / maisonette | Leasehold |
| Flat 140, Castellum Apartments Osbourne Gardens, Aylesbury, HP19 7BW | Sep 2025 | £175,000 | Flat / maisonette | Leasehold |
| Flat 117, Castellum Apartments Osbourne Gardens, Aylesbury, HP19 7BW | Sep 2025 | £265,000 | Flat / maisonette | Leasehold |
| Flat 136, Castellum Apartments Osbourne Gardens, Aylesbury, HP19 7BW | Sep 2025 | £180,000 | Flat / maisonette | Leasehold |
| Flat 121, Castellum Apartments Osbourne Gardens, Aylesbury, HP19 7BW | Sep 2025 | £265,000 | Flat / maisonette | Leasehold |
| Flat 151, Castellum Apartments Osbourne Gardens, Aylesbury, HP19 7BW | Sep 2025 | £185,000 | Flat / maisonette | Leasehold |
| Flat 128, Castellum Apartments Osbourne Gardens, Aylesbury, HP19 7BW | Sep 2025 | £265,000 | Flat / maisonette | Leasehold |
| Flat 148, Castellum Apartments Osbourne Gardens, Aylesbury, HP19 7BW | Sep 2025 | £175,000 | Flat / maisonette | Leasehold |
| Flat 118, Castellum Apartments Osbourne Gardens, Aylesbury, HP19 7BW | Sep 2025 | £265,000 | Flat / maisonette | Leasehold |
| Flat 139, Castellum Apartments Osbourne Gardens, Aylesbury, HP19 7BW | Sep 2025 | £180,000 | Flat / maisonette | Leasehold |
| Flat 129, Castellum Apartments Osbourne Gardens, Aylesbury, HP19 7BW | Sep 2025 | £265,000 | Flat / maisonette | Leasehold |
| Flat 127, Castellum Apartments Osbourne Gardens, Aylesbury, HP19 7BW | Sep 2025 | £295,000 | Flat / maisonette | Leasehold |
| Flat 133, Castellum Apartments Osbourne Gardens, Aylesbury, HP19 7BW | Sep 2025 | £265,000 | Flat / maisonette | Leasehold |
| Flat 132, Castellum Apartments Osbourne Gardens, Aylesbury, HP19 7BW | Sep 2025 | £265,000 | Flat / maisonette | Leasehold |
| Flat 146, Castellum Apartments Osbourne Gardens, Aylesbury, HP19 7BW | Sep 2025 | £175,000 | Flat / maisonette | Leasehold |
| Flat 135, Castellum Apartments Osbourne Gardens, Aylesbury, HP19 7BW | Sep 2025 | £265,000 | Flat / maisonette | Leasehold |