Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Dewey Reservoir Number 1 | Reservoir | 1590 | Adams | 39 48 06 N | 104 59 20 W |
| District 27 School | School | 1519 | Adams | 39 59 14 N | 104 48 59 W |
| Dupont | Populated Place | 1568 | Adams | 39 50 17 N | 104 54 43 W |
| East Bijou Creek | Stream | | Adams | 39 51 26 N | 104 07 10 W |
| East Branch Highline Canal | Canal | 1657 | Adams | 39 46 09 N | 104 45 52 W |
| East Fork Little Muddy Creek | Stream | | Adams | 39 54 49 N | 103 59 31 W |
| East Lake Number 1 | Reservoir | 1612 | Adams | 39 55 12 N | 104 57 56 W |
| East Lake Number 1 Dam | Dam | 1612 | Adams | 39 55 12 N | 104 57 56 W |
| East Lake Number 2 | Reservoir | 1604 | Adams | 39 55 06 N | 104 57 20 W |
| East Lake Number 2 Dam | Dam | 1604 | Adams | 39 55 06 N | 104 57 20 W |
| East Lake Number 3 | Reservoir | 1592 | Adams | 39 55 30 N | 104 56 56 W |
| East Lake Number 3 Dam | Dam | 1592 | Adams | 39 55 30 N | 104 56 56 W |
| East Webster Lake | Reservoir | 1644 | Adams | 39 54 36 N | 104 59 08 W |
| Eastlake | Populated Place | 1606 | Adams | 39 55 26 N | 104 57 41 W |
| Eastlake Reservoir Number 1 | Reservoir | 1611 | Adams | 39 55 11 N | 104 57 49 W |
| Eastlake Reservoir Number 2 | Reservoir | 3168 | Adams | 39 55 09 N | 105 57 15 W |
| Eastlake Reservoir Number 3 | Reservoir | 1592 | Adams | 39 55 27 N | 104 56 54 W |
| Eastlawn Memorial Gardens | Cemetery | 1682 | Adams | 39 44 57 N | 104 45 00 W |
| Elmwood Cemetery | Cemetery | 1525 | Adams | 39 57 52 N | 104 49 53 W |
| Elmwood Church | Church | 1526 | Adams | 39 57 51 N | 104 50 02 W |
| England Park | Park | | Adams | 39 49 31 N | 105 02 21 W |
| Eno | Populated Place | 1561 | Adams | 39 53 14 N | 104 50 39 W |
| Enterprise Mine | Mine | 1618 | Adams | 39 57 50 N | 105 03 37 W |
| Fairfax Park | Park | | Adams | 39 49 11 N | 104 55 42 W |
| Fairview Cemetery | Cemetery | 1555 | Adams | 39 59 21 N | 104 46 44 W |
| Fairview Elementary School | School | 1637 | Adams | 39 50 20 N | 105 01 12 W |
| Farmers Highline Ditch | Canal | 1697 | Adams | 39 50 29 N | 105 09 24 W |
| Fast Construction Company Pit | Mine | 1562 | Adams | 39 50 24 N | 104 55 37 W |
| Federal Heights | Populated Place | 1613 | Adams | 39 51 05 N | 104 59 55 W |
| Federal Heights School | School | | Adams | 39 52 13 N | 105 01 02 W |
| Fireman Park | Park | | Adams | 39 49 43 N | 105 02 23 W |
| First Creek | Stream | | Adams | 39 52 43 N | 104 51 25 W |
| First Creek School (historical) | School | 1670 | Adams | 39 45 19 N | 104 44 03 W |
| Fisher Ditch | Canal | 1592 | Adams | 39 48 14 N | 105 00 42 W |
| Flynn School | School | | Adams | 39 51 19 N | 105 02 07 W |
| Franklin Reservoir | Reservoir | 1589 | Adams | 39 49 48 N | 104 59 30 W |
| Front Range Airport | Airport | 1674 | Adams | 39 47 07 N | 104 32 39 W |
| Fulton Ditch | Canal | 1535 | Adams | 39 55 19 N | 104 51 22 W |
| Galen Heliport | Airport | 1623 | Adams | 39 51 48 N | 104 59 07 W |
| Garland Shopping Center | Locale | 1622 | Adams | 39 53 30 N | 104 58 44 W |
| German Number 1 Dam | Dam | 1556 | Adams | 39 59 26 N | 104 56 08 W |
| German Number 2 Dam | Dam | 1553 | Adams | 39 59 40 N | 104 56 01 W |
| German Reservoir Number 1 | Reservoir | 1556 | Adams | 39 59 26 N | 104 56 08 W |
| German Reservoir Number 2 | Reservoir | 1553 | Adams | 39 59 40 N | 104 56 01 W |
| Gethsemane School | School | | Adams | 39 53 25 N | 104 58 42 W |
| Ginther Number 1 Dam | Dam | 1581 | Adams | 39 55 54 N | 104 55 32 W |
| Ginther Reservoir Number 1 | Reservoir | 1581 | Adams | 39 55 54 N | 104 55 32 W |
| Gordon Lake | Reservoir | 1579 | Adams | 39 48 46 N | 105 00 15 W |
| Grass Valley | Valley | | Adams | 39 53 58 N | 104 44 50 W |
| Green Valley Grange Hall | Building | 1555 | Adams | 39 58 22 N | 104 41 35 W |
| Green Valley Ranch | Locale | 1644 | Adams | 39 47 16 N | 104 44 39 W |
| Greggs Number 1 Airport | Airport | 1631 | Adams | 39 53 21 N | 104 32 43 W |
| Gregory Hill School | School | 1660 | Adams | 39 50 32 N | 105 01 45 W |
| Guardian Angels Catholic School | School | 1610 | Adams | 39 47 31 N | 105 00 33 W |
| Guthrie Number 1 Dam | Dam | 1539 | Adams | 39 59 42 N | 104 51 50 W |
| Guthrie Number 2 Dam | Dam | 1548 | Adams | 39 59 24 N | 104 51 50 W |
| Guthrie Reservoir Number 1 | Reservoir | 1539 | Adams | 39 59 42 N | 104 51 50 W |
| Guthrie Reservoir Number 2 | Reservoir | 1548 | Adams | 39 59 24 N | 104 51 50 W |
| Hampshire Park | Park | | Adams | 39 52 42 N | 105 02 52 W |
| Harris Park Elementary School | School | 1622 | Adams | 39 49 56 N | 105 02 46 W |
| Hartley Dam | Dam | 1598 | Adams | 39 56 12 N | 104 57 43 W |
| Hartley Reservoir | Reservoir | 1598 | Adams | 39 56 12 N | 104 57 43 W |
| Hazeltine | Populated Place | 1540 | Adams | 39 53 48 N | 104 52 59 W |
| Hazeltine Heights | Populated Place | 1549 | Adams | 39 53 08 N | 104 53 23 W |
| Hazeltine Siding | Locale | 1549 | Adams | 39 53 20 N | 104 52 35 W |
| Heckendorf Ranches Airport | Airport | 1543 | Adams | 39 57 47 N | 104 44 58 W |
| Henderson | Civil | 1532 | Adams | 39 55 15 N | 104 53 02 W |
| Henderson | Populated Place | 1531 | Adams | 39 55 14 N | 104 51 57 W |
| Henderson Airport | Airport | 1531 | Adams | 39 54 59 N | 104 52 03 W |
| Henderson Island | Flat | 1525 | Adams | 39 55 51 N | 104 52 07 W |
| Henderson Pit | Mine | 1529 | Adams | 39 54 50 N | 104 52 19 W |
| Henderson School | School | 1538 | Adams | 39 55 17 N | 104 50 50 W |
| Hi-Land Acres | Populated Place | 1567 | Adams | 39 59 18 N | 104 52 39 W |
| Hidden Lake Dam | Dam | 1677 | Adams | 39 49 00 N | 105 08 56 W |
| Hidden Lake Reservoir | Reservoir | 1677 | Adams | 39 49 00 N | 105 08 56 W |
| Higgins Dam | Dam | 1538 | Adams | 39 57 01 N | 104 47 54 W |
| Higgins Lake | Reservoir | 1538 | Adams | 39 57 01 N | 104 47 54 W |
| Highland Memorial Gardens | Cemetery | 1635 | Adams | 39 52 55 N | 104 59 01 W |
| Highline Lateral | Canal | 1624 | Adams | 39 47 36 N | 104 48 04 W |
| Hillcrest Elementary School | School | 1664 | Adams | 39 53 00 N | 105 00 03 W |
| Hoffman Creek | Stream | | Adams | 39 58 48 N | 103 51 10 W |
| Holly Park | Park | 1565 | Adams | 39 53 50 N | 104 55 22 W |
| Holy Cross School (historical) | School | 1583 | Adams | 39 52 03 N | 104 57 14 W |
| Holy Trinity School | School | 1633 | Adams | 39 50 02 N | 105 01 37 W |
| Hopewell Ditch | Canal | 1564 | Adams | 39 45 18 N | 104 12 34 W |
| Hopewell School | Locale | 1708 | Adams | 39 46 17 N | 105 11 23 W |
| Horizon High School | School | | Adams | 39 56 39 N | 104 55 33 W |
| Horth Strip | Airport | 1562 | Adams | 39 58 42 N | 104 35 38 W |
| Houston Construction Pit | Mine | 1566 | Adams | 39 50 02 N | 104 55 50 W |
| Hoy Airstrip | Airport | 1619 | Adams | 39 50 08 N | 104 25 21 W |
| Hulstrom Elementary School | School | 1620 | Adams | 39 53 20 N | 104 58 54 W |
| Hunters Glen Lake | Reservoir | | Adams | 39 55 52 N | 104 58 30 W |
| Hunters Glen School | School | | Adams | 39 56 12 N | 104 58 20 W |
| Huron Middle School | School | 1652 | Adams | 39 53 39 N | 104 59 45 W |
| Hutton High School | School | 1630 | Adams | 39 51 57 N | 104 58 37 W |
| Hyland Hills Municipal Golf Course | Locale | | Adams | 39 52 46 N | 105 02 29 W |
| Imperial Shaft | Mine | 1623 | Adams | 39 58 43 N | 105 00 55 W |
| Irondale | Populated Place | 1567 | Adams | 39 50 58 N | 104 53 50 W |
| Iver C Ranum High School | School | 1645 | Adams | 39 50 35 N | 105 01 00 W |
| J and S Airport | Airport | 1621 | Adams | 39 49 43 N | 104 26 15 W |
| J Hodgkins Middle School | School | 1615 | Adams | 39 49 08 N | 105 01 54 W |
| Jackson Lake | Reservoir | 1608 | Adams | 39 54 28 N | 105 01 01 W |
| James Layne Dam | Dam | 1659 | Adams | 39 46 24 N | 104 27 56 W |
| Jaycee Park | Park | | Adams | 39 53 18 N | 104 57 43 W |
| JJS Airport | Airport | 1542 | Adams | 39 57 50 N | 104 27 48 W |
| John Dewey Middle School | School | 1584 | Adams | 39 49 56 N | 104 59 10 W |
| Johnson Dam | Dam | 1556 | Adams | 39 55 18 N | 104 54 44 W |
| Jones Fine Sand Company Pit | Mine | 1580 | Adams | 39 47 44 N | 104 55 50 W |
| Junction School (historical) | School | 1603 | Adams | 39 47 53 N | 105 00 22 W |
| Kalcevic Dam | Dam | 1630 | Adams | 39 50 30 N | 105 00 14 W |