Home Warranty Companies in Idaho
2026 State Guide
Idaho's Treasure Valley is one of the fastest-growing real estate markets in the West. Old Republic and Landmark both serve Idaho — giving the state two of our highest-rated companies.
Companies Available
14
of 15 tracked
Monthly Range
$43
to $60 avg.
Primary Risk
Dual
heating + cooling
Regulator
ID DOI
Moderate protection
Idaho State Snapshot
Housing units
~760,000
Median home age
Built ~1988
Climate zone
Semi-arid / Humid continental
Primary HVAC risk
Balanced — heat + cool
Monthly avg.
$43-$60/mo
Regulatory body
ID Dept. of Insurance
Idaho's rapid population growth — particularly in the Treasure Valley (Boise, Nampa, Meridian) — has increased contractor demand and elevated HVAC costs compared to less active markets. Old Republic and Landmark both serve Idaho, giving the state two of our top three nationally rated companies.
Climate and Coverage Context
Idaho's dual climate zones require both heating and cooling coverage
The Treasure Valley gets hot dry summers (Boise averages 29 days above 100°F) with winters dropping to 15-20°F. Both systems get real use. Northern Idaho (Coeur d'Alene, Sandpoint) has a cooler, wetter Pacific Northwest character — heating is the priority there, with AC less critical. Make sure your plan covers both systems regardless of region.
HVAC Replacement Costs in Idaho (2026)
| Market | Full System Replacement |
|---|---|
| Boise/Treasure Valley | $4,000-$8,500 |
| Coeur d'Alene/North Idaho | $4,500-$9,000 |
| Twin Falls/Magic Valley | $3,800-$7,500 |
| Pocatello/SE Idaho | $3,800-$7,500 |
Old Republic's $6,500/unit cap covers most Idaho scenarios. North Idaho's higher costs (up to $9,000) are where AFC's no-cap advantage matters.
Top 3 Picks for Idaho
State-specific recommendations based on Idaho's dual climate zones, company availability, and HVAC cap math.
Idaho is in Old Republic's service territory. For Boise area homeowners, Old Republic's A+ BBB and $6,500/unit HVAC cap cover the vast majority of replacement scenarios ($4,000-$8,500). Their Western US contractor network includes solid Treasure Valley coverage. The A+ BBB combined with the highest cap available in Idaho makes Old Republic the clear top pick.
For northern Idaho where contractor costs are higher and replacement costs can reach $8,500-$9,000, AFC's no-cap provides fuller coverage than Old Republic's $6,500 ceiling. AFC also allows you to use your own licensed contractor - meaningful in Coeur d'Alene, Sandpoint, and rural areas where company contractor networks can be thin.
Landmark's Mountain West expertise and A+ BBB make them a strong Idaho option, particularly in the Treasure Valley and southeastern Idaho. Landmark's $5,000 HVAC cap handles most Treasure Valley replacement scenarios, and their regional focus means familiarity with Idaho's climate zones and contractor networks.
All Companies — Idaho Availability
All 15 companies we track. Verify availability before requesting quotes.
| Company | Monthly | HVAC Cap | BBB | Score | ID |
|---|---|---|---|---|---|
| Old Republic | $45-$65/mo | $6,500/unit | A+ | 9.2 | Yes |
| AFC Home Club | $44-$79/mo | No cap | A- | 9.0 | Yes |
| Landmark Home Warranty | $40-$65/mo | $5,000 | A+ | 8.9 | Yes |
| Liberty Home Guard | $49-$59/mo | $2,000/unit | A- | 8.8 | Yes |
| American Home Shield | $30-$110/mo | $5,000 (Plat.) | B | 8.5 | Yes |
| 2-10 HBW | $30-$80/mo | $5,000 | A | 8.4 | Yes |
| Armadillo | $40-$55/mo | $3,000/unit | NR | 8.3 | Yes |
| First American | $37-$62/mo | $3,500/unit | B+ | 8.2 | Yes |
| Choice Home Warranty | $46-$55/mo | $3,000 | B | 7.9 | Yes |
| HomeServe (Check utility) | Varies | Varies | B+ | 7.8 | Yes |
| HSA Home Warranty | $32-$75/mo | $1,500-$3,000 | B+ | 7.8 | Yes |
| HWA (Choice family) | $45-$55/mo | $3,000 | B+ | 7.6 | Yes |
| Cinch Home Services | $27-$79/mo | $1,500 combined | B+ | 7.5 | Yes |
| ServicePlus | $37-$53/mo | $3,000 | B | 7.4 | Yes |
| OneGuard | $40-$80/mo | Varies | A+ | 8.7 | No |
Not Available in Idaho
OneGuard
OneGuard only serves Arizona, Texas, and Nevada. Idaho homeowners considering OneGuard for its A+ BBB should look at Old Republic, which serves Idaho and has comparable quality credentials.
Idaho Regulatory Notes
Regulatory Body
- Agency: Idaho Department of Insurance
- Website: doi.idaho.gov
- Hotline: (800) 721-3272
- Framework: Service contract regulations
- Protection tier: Moderate
What This Means Practically
- +Idaho regulates home warranties as service contracts through the DOI
- +Companies must be registered and maintain financial reserves
- +File complaints at doi.idaho.gov — keep records of all claim communications
- ~Moderate protection — functional complaint process but less aggressive than states like Texas (TREC)
Consumer Tips for Idaho Homeowners
Boise's growth has increased contractor demand
Get quotes on your system replacement cost from local contractors — Boise's rapid growth has created contractor demand that's elevated costs compared to less active markets. Use that quote to compare against each company's HVAC cap.
North Idaho contractor availability matters
Coeur d'Alene and Sandpoint have fewer HVAC contractors than the Treasure Valley. AFC's flexibility to use your own licensed contractor matters more in northern Idaho where company contractor networks are thinner.
New construction in Meridian and Eagle
Many new Treasure Valley homes have builder warranties. Understand the overlap between a builder's structural warranty and a home warranty's systems/appliance coverage before purchasing.
Do the cap math for your specific system
Get a replacement quote from a local HVAC contractor. Compare that number to each company's HVAC cap. The difference is your maximum out-of-pocket if the system fails completely.
Frequently Asked Questions — Idaho
Is Old Republic Home Protection available in Idaho?
What's the average home warranty cost in Idaho?
Which company serves all of Idaho including rural areas?
Is Landmark Home Warranty available in Idaho?
Does Idaho's climate require special coverage considerations?
How do I file a complaint about a home warranty company in Idaho?
Neighboring States
Compare All Idaho-Available Companies
See side-by-side scores, HVAC caps, BBB ratings, and honest verdicts for every company that serves Idaho — so you don't waste time on quotes from companies that don't operate here.
Last verified June 2026. Company availability, pricing, and coverage terms change. Verify current details directly with each company before purchasing.