Heise Hot Springs, Ririe, Idaho
Ririe, Idaho4.5 (1,428 reviews on Google)
Heise Hot Springs is a family resort at 5116 E Heise Rd near Ririe, Idaho, with a natural mineral hot pool kept at about 104°F and a freshwater warm pool at about 96°F that suits kids. An all-day pool pass is $13 for adults (12 and over), $10 for children 11 and under and $8 for seniors 65 and over, plus 6% sales tax and a 3.99% card fee. NOAA's thermal springs survey lists the spring at 120°F at the source, and the operator's mineral analysis is led by sodium chloride, sodium sulphate and calcium carbonate. The hot pools are open year-round, daily from 10 a.m. to 10 p.m. in summer and from 2 p.m. on weekdays between September and May. The roughly 84°F summer pool, with a 350-foot waterslide and a diving board, runs from Memorial weekend through Labor Day. From mid-April to mid-October the resort rents RV sites at $30 to $50 a night and cabins from $150, with pool admission extra.
Sources: heiseresort.com (1), heiseresort.com (2), heiseresort.com (3), heiseresort.com (4)
Car access to Heise Hot Springs in Ririe, Idaho stays inside a quarter-mile snap of the pin. This listing is a developed resort or spa on the operator's own site. Per NOAA's thermal springs survey, the vent runs 120°F — scalding, not a casual soak. Entry falls in the $ price band, camping on site is confirmed on the operator's own site and amenities on file include restrooms, showers, pet friendly, food on-site and lodging on-site. Sources say clothing required in visitor reviews.
Source: NOAA thermal springs survey — HEISE HOT SPRINGS, 0.11 mi (source/vent temperature; the operator keeps the mineral hot pool at about 104°F and a freshwater warm pool at about 96°F)
At a glance
Water temp
Above 110°F — risk of burns; test before entering
NOAA thermal springs survey — HEISE HOT SPRINGS, 0.11 mi (source/vent temperature; the operator keeps the mineral hot pool at about 104°F and a freshwater warm pool at about 96°F)
Survey-measured
Road required
Any car
Unverified
Getting there
Paved Road
Unverified
Clothing
Clothing Required
Visitor-confirmed
Camping on site
Yes
Verified
Cell service
Likely available
Information verified: — roads and policies change without notice.
Where to stay
Options within about 20 miles of Heise Hot Springs.
Disclosure: Some links on this site are affiliate links, and we earn a commission if you book or buy through them. As an Amazon Associate I earn from qualifying purchases. Details
Conditions at the spring
What we can actually confirm
Every attribute shows its source. Where nothing confirms it, we say so rather than guess.
Clothing policy
Clothing Required
Vehicle needed
Not confirmed
Getting to the water
Paved Road
Camping on site
Yes
Development
Resort/Spa
The water
Heise Hot Springs: common questions
How much does Heise Hot Springs cost?
Everyone entering the pool areas needs a pool pass. The all-day pass (all pools, no slide) is $13 for adults 12 and over, $10 for children 11 and under and $8 for adults 65 and over; spectators pay $13 with $6.50 refundable, and slide access is $5 more. Prices are subject to 6% sales tax and a 3.99% card fee. Swimsuits and towels rent for $1 each and life jackets for $2.
Source: heiseresort.com
What are the hours at Heise Hot Springs?
The hot springs are open year-round: daily 10 a.m.–10 p.m. in summer (Memorial Day through Labor Day), and September through May Monday–Friday 2–10 p.m. and Saturday–Sunday 10 a.m.–10 p.m. Hours can change on holidays. In fall 2026 the resort said it had reopened after the Big Rock Fire and was back to regular hours, with the zipline closed for the rest of the season.
Sources: heiseresort.com (1), heiseresort.com (2), heiseresort.com (3)
How hot is the water at Heise Hot Springs?
The operator keeps the natural mineral hot pool at about 104°F and the freshwater warm pool at about 96°F; the seasonal summer pool is about 84°F. NOAA's thermal springs survey lists the spring at 120°F at the source. The operator's published mineral analysis is led by sodium chloride, sodium sulphate and calcium carbonate.
Sources: heiseresort.com (1), heiseresort.com (2)
Is the Heise summer pool and waterslide open?
The summer pool (about 84°F) has a 350-foot waterslide and a diving board and runs from Memorial weekend through Labor Day. Its special fall hours (September–October) are Friday 5–10 p.m. and Saturday noon–8 p.m., and the hours page lists it closed Sunday through Thursday. Weather can change these hours, and there are no refunds for poor weather.
Sources: heiseresort.com (1), heiseresort.com (2)
Do you need a swimsuit at Heise Hot Springs?
Yes. Independent guides agree that swimwear is required in all pool areas, and the operator rents swimsuits for $1.
Sources: hotspringsguides.com, hotspringslocator.com, hotspringshub.com, heiseresort.com
Can you camp at Heise Hot Springs?
Yes, from mid-April to mid-October. RV sites are $50 a night with full hookups, $40 with electric only and $30 dry; cabins are $150 (studio), $175 (park model with a kitchen) and $250 (two bedrooms, up to 4 people). Prices are per night plus tax and do not include pool admission. Reserve by phone at 208-538-7312 ext. 4, and check in before sunset. Pets are welcome in the campground on a leash but not in cabins.
Source: heiseresort.com
Is there food at Heise Hot Springs?
Yes. A snack bar and Heise Pizza are in the Summer Pool building; the pizza parlor is open Monday–Thursday 11:30 a.m.–9 p.m., Friday and Saturday 11:30 a.m.–10 p.m. and Sunday 11:30 a.m.–8 p.m. A convenience store sells wood, ice, propane, groceries and toiletries.
Sources: heiseresort.com (1), heiseresort.com (2), heiseresort.com (3)
Where is Heise Hot Springs?
At 5116 E Heise Rd, Ririe, ID 83443 (phone 208-538-7312). Independent guides put it about 20 miles east of Idaho Falls via US 26, roughly a 30-minute drive; one guide gives 23 miles.
Sources: heiseresort.com, hotspringsguides.com, hotspringshub.com, hotspringslocator.com
Tips before you go
Practical notes from operators, land managers and published sources — plus reviews written here.
Developed, paid resort, not a primitive spring: a natural mineral hot pool kept at about 104°F, a freshwater warm pool at about 96°F for kids, and a summer pool (about 84°F) with a 350-ft waterslide, plus golf, a pizza parlor and snack bar. Sources: https://www.heiseresort.com/hot-springs , https://www.heiseresort.com/summer-pool/
Not free: every person entering the pool areas needs a pool pass — all-day pass (all pools, no slide) $13 adults, $10 kids 11 and under, $8 adults 65+; slide +$5; plus 6% sales tax and a 3.99% card fee. Source: https://www.heiseresort.com/summer-pool/
Hot springs hours: summer (Memorial Day–Labor Day) daily 10 AM–10 PM; Sept–May Mon–Fri 2–10 PM, Sat–Sun 10 AM–10 PM. Campground (mid-April to mid-October) has RV sites from $30 dry to $50 full hookup and cabins $150–$250 per night; pets allowed in the campground, not in cabins. Sources: https://www.heiseresort.com/hot-springs , https://www.heiseresort.com/campgrounds
Fall 2026: the resort says it has reopened after the Big Rock Fire and is back to regular hours; the zipline stays closed for the rest of the season. Source: https://www.heiseresort.com/
Been here?
Loading…
What to pack for Heise Hot Springs →
Contact & location
Keep this page honest
Road and closure status for Heise Hot Springs is the fastest-decaying fact on this page. If something has changed on the ground, tell us and we will re-check it.
Own Heise Hot Springs? .