# Horner Hot Springs, Alaska

Horner Hot Springs in Alaska. 117°F (47°C). Backcountry. Kenai Peninsula Borough County.

- Page: https://www.soakingsprings.com/hot-springs/alaska/horner-hot-springs
- Source: Soaking Springs, researched and maintained by Armen Suny
- Updated: 2026-09-14

## Can you soak at Horner Hot Springs?

Only once it cools. The water leaves the ground at 117°F, hotter than any hot tub. It sits deep in the backcountry. We haven't confirmed whether it has a pool or charges a fee.

## Key facts

| Fact | Value |
|---|---|
| Source water temperature | 117°F (47°C) (USGS record; developed pools are often cooled) |
| Total dissolved solids | 292 mg/L |
| Elevation | 400 ft |
| Access | Backcountry, 22.4 mi from the nearest road (Lena Loop) |
| County | Kenai Peninsula Borough County |
| Nearest town | Nikiski |
| Coordinates | 64.92400, -154.83700 |
| Best months to soak | January, December, February (largest gap between water and average air temperature) |

## About Horner Hot Springs

Horner Hot Springs falls inside Kenai Peninsula Borough, with Nikiski given as the nearest town, more than three hundred miles off. The water is hot, past the point of an easy soak. OpenStreetMap lists it under the same name. Ownership and permission to visit stay open questions.

Twenty-two miles of backcountry separate it from the nearest road, listed as Lena Loop. Elevation is low, about four hundred feet. Climate on file is cold and dryish, with an average below freezing and under five feet of snow. Camping: nothing on file.

The water here was analyzed in August 1915, and iron was among the constituents found. A USGS site number is attached.

Winter months come out on top for a visit on the record. The temperature is high enough to want cooling before a soak, and it comes from a water sample taken in 1915, so expect it to have changed. Iron shows up in the old analysis. Access and fees go unrecorded.

## Water chemistry

Lab sample from 1915-08-10 (Water Quality Portal).

| Measure | Value |
|---|---|
| Total dissolved solids | 292 mg/L |
| Calcium | 10 mg/L |
| Magnesium | 3 mg/L |
| Sulfate | 45 mg/L |
| Chloride | 39 mg/L |
| Iron | 2,700 µg/L |

## Nearby

- State page: [Hot springs in Alaska](https://www.soakingsprings.com/hot-springs/alaska)
- [Melozi (Melozitna) Springs, AK](https://www.soakingsprings.com/hot-springs/alaska/melozi-melozitna-springs): pH 8.4, Backcountry, near Nikiski, Kenai Peninsula Borough County
- [Hot Springs Near Dulbi River, AK](https://www.soakingsprings.com/hot-springs/alaska/hot-springs-near-dulbi-river): 126°F source, Backcountry, near Nikiski, Kenai Peninsula Borough County
- [Little Melozitna Hot Springs, AK](https://www.soakingsprings.com/hot-springs/alaska/little-melozitna-hot-springs): Backcountry, near Healy, Denali Borough County
- [Deniktow Ridge Hot Springs, AK](https://www.soakingsprings.com/hot-springs/alaska/deniktow-ridge-hot-springs): Hot, Backcountry, near Barrow, North Slope Borough County
- [Pocahontas Hot Springs, AK](https://www.soakingsprings.com/hot-springs/alaska/pocahontas-hot-springs): Hike, near Nuiqsut, North Slope Borough County
- [Hot Spring On Tributary Of Innoko R, AK](https://www.soakingsprings.com/hot-springs/alaska/hot-spring-on-tributary-of-innoko-r): Hot, Backcountry, near Dillingham, Dillingham Census Area County

## Questions

**What is the water temperature at Horner Hot Springs?**
Horner Hot Springs has a water temperature of 117°F (47°C). This is considered a hot spring, well above body temperature.

**Where is Horner Hot Springs located?**
Horner Hot Springs is located in Kenai Peninsula Borough, Alaska at 400 feet elevation, near Nikiski. Coordinates: 64.9240°N, 154.8370°W.

**How do I get to Horner Hot Springs?**
Horner Hot Springs has Backcountry road access, with the nearest road being Lena Loop (22.4 mi from the road).

**What minerals are in the water at Horner Hot Springs?**
Water chemistry analysis shows the presence of Total Dissolved Solids, Calcium, Magnesium, Sulfate, Chloride, Iron. Total dissolved solids measure 292 mg/L.

**Is it safe to soak at Horner Hot Springs?**
With care. At 117°F Horner Hot Springs is hot enough to need short sessions, fifteen to twenty minutes, and plenty of water. Enter slowly and get out if you feel light-headed.

## Sources

- USGS thermal springs records, Water Quality Portal lab analyses, OpenStreetMap, Wikipedia/Wikidata, NOAA climate normals