Most of the Class 100 units were retired prior to the creation of the D&RGW. Of particular note were units 805-807, which were renumbered in 1908 to make room for the ex-RGW Class S-23 units 805-807.
| Unit | Mfgr. | Class | Serial | Built | Notes |
|---|
| D&RG 805 | Baldwin | 100 | 11292 | 1890 | To D&RG #827 1908
Scrapped Mar-1924 |
| D&RG 806 | Baldwin | 100 | 11293 | 1890 | To D&RG #828 1908
To D&RGW #578 1924 |
| D&RG 807 | Baldwin | 100 | 11296 | 1890 | To D&RG #829 1908
Scrapped Feb-1917 |
| D&RG 808 | Baldwin | 100 | 11297 | 1890 | Scrapped Mar-1923 |
| D&RG 809 | Baldwin | 100 | 11302 | 1890 | Scrapped Aug-1917 |
| D&RG 810 | Baldwin | 100 | 11300 | 1890 | Scrapped Jan-1916 |
| D&RG 811 | Baldwin | 100 | 11312 | 1890 | Scrapped Jun-1916 |
| D&RG 812 | Baldwin | 100 | 11446 | 1891 | Scrapped Mar-1924 |
| D&RG 813 | Baldwin | 100 | 11447 | 1891 | Scrapped Jun-1916 |
| D&RG 814 | Baldwin | 100 | 11450 | 1891 | Sold to Denver & Intermountain Rwy Jul-1917 |
| D&RG 815 | Baldwin | 100 | 11463 | 1891 | Scrapped Jun-1916 |
| D&RG 816 | Baldwin | 100 | 11485 | 1891 | Scrapped Jun-1916 |
| D&RG 817 | Baldwin | 100 | 11486 | 1891 | Scrapped Feb-1924 |
| D&RG 818 | Baldwin | 100 | 11494 | 1891 | Scrapped Jun-1916 |
| D&RG 819 | Baldwin | 100 | 11495 | 1891 | To D&RGW #579 1924 |
| D&RG 820 | Baldwin | 100 | 11560 | 1891 | Scrapped Jun-1916 |
| D&RG 821 | Baldwin | 100 | 11561 | 1891 | To D&RGW #575 1924 |
| D&RG 822 | Baldwin | 100 | 11579 | 1891 | To D&RGW #577 1924 |
| D&RG 823 | Baldwin | 100 | 11623 | 1891 | Sold to Denver & Intermountain Rwy Jul-1917 |
| D&RG 824 | Baldwin | 100 | 11624 | 1891 | Scrapped Jun-1916 |
| D&RG 825 | Baldwin | 100 | 11881 | 1891 | Scrapped Feb-1917 |
| D&RG 826 | Baldwin | 100 | 11886 | 1891 | To D&RGW #576 1924 |
^_1_^ Some sources show D&RG 823 to D&I #1 and D&RG 814 to D&I #2, other show the reverse.
| Unit | Mfgr. | Class | Serial | Built | Notes |
|---|
| D&RGW 575 | Baldwin | G-20 | 11561 | 1891 | Built as D&RG Class 100 #821
To D&RGW #575 1924
Scrapped Dec-1928 |
| D&RGW 576 | Baldwin | G-20 | 11886 | 1891 | Built as D&RG Class 100 #826
To D&RGW #576 1924
Scrapped Aug-1924 |
| D&RGW 577 | Baldwin | G-20 | 11579 | 1891 | Built as D&RG Class 100 #822
To D&RGW #577 1924
Scrapped Aug-1924 |
| D&RGW 578 | Baldwin | G-20 | 11296 | 1890 | Built as D&RG Class 100 #806
To D&RGW #578 1924
Converted to 2-6-0T 1928
Assigned to SLC shops
Scrapped 1936 |
| D&RGW 579 | Baldwin | G-20 | 11495 | 1891 | Built as D&RG Class 100 #819
To D&RGW #579 1924
Scrapped Mar-1926 |
