24 public-use fields
New Hampshire Airport Density Altitude
New Hampshire has 24 public-use airports, and none of them typically exceed 5,000 ft of density altitude even on a summer afternoon — heat still trims performance, but the climate keeps typical density altitudes low.
Every field, worst typical afternoon first
| Airport | City | Field elev | Worst typical afternoon DA | Month |
|---|---|---|---|---|
| 8B2 — Twin Mountain | Twin Mountain | 1,459 ft | 3,163 ft | July |
| KBML — Berlin Regional | Berlin | 1,161 ft | 2,774 ft | July |
| KERR — Errol | Errol | 1,248 ft | 2,700 ft | July |
| KHIE — Mount Washington Regional | Whitefield | 1,072 ft | 2,684 ft | July |
| KAFN — Jaffrey Airfield Silver Ranch | Jaffrey | 1,040 ft | 2,670 ft | July |
| 1B5 — Franconia | Franconia | 975 ft | 2,572 ft | July |
| 4C4 — Gifford Field | Colebrook | 1,017 ft | 2,424 ft | July |
| 2B3 — Parlin Field | Newport | 784 ft | 2,332 ft | July |
| 2G8 — Gorham | Gorham | 835 ft | 2,320 ft | July |
| KLEB — Lebanon Municipal | Lebanon | 603 ft | 2,273 ft | July |
| 5B9 — Dean Meml | Haverhill | 582 ft | 2,204 ft | July |
| KCNH — Claremont Municipal | Claremont | 543 ft | 2,187 ft | July |
| 4MB — Moultonborough | Moultonborough | 576 ft | 2,184 ft | July |
| KLCI — Laconia Municipal | Laconia | 545 ft | 2,165 ft | July |
| 2N2 — Newfound Valley | Bristol | 510 ft | 2,103 ft | July |
| KEEN — Dillant/Hopkins | Keene | 488 ft | 2,083 ft | July |
| 8B1 — Hawthorne-Feather Airpark | Hillsboro | 600 ft | 2,076 ft | July |
| 1P1 — Plymouth Municipal | Plymouth | 506 ft | 1,980 ft | July |
| KCON — Concord Municipal | Concord | 342 ft | 1,973 ft | July |
| KMHT — Manchester Boston Regional | Manchester | 266 ft | 1,948 ft | July |
| KDAW — Skyhaven | Rochester | 322 ft | 1,880 ft | July |
| KASH — Boire Field | Nashua | 200 ft | 1,861 ft | July |
| KPSM — Portsmouth International At Pease | Portsmouth | 100 ft | 1,521 ft | July |
| 7B3 — Hampton Airfield | Hampton | 93 ft | 1,513 ft | July |
▲ above 5,000 ft · ⚠ above 8,000 ft on a typical afternoon of the airport's hottest month. Open any field for its monthly table and a pre-filled calculator.
Frequently asked questions
Which New Hampshire airport has the highest density altitude in summer?
Twin Mountain (8B2) tops the list: from 1,459 ft of field elevation, a typical summer afternoon reaches about 3,163 ft of density altitude. Each airport's page carries its full monthly table.
What is the highest airport in New Hampshire?
Twin Mountain (8B2) at 1,459 ft MSL, per the FAA airport record. Elevation is the biggest single term in density altitude — the summer heat gets added on top of it.