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Castle Comfort HVACHVAC contractor in San Diego, CA

Castle Comfort HVAC is an HVAC contractor at 8880 Rio San Diego Dr # 800, San Diego, CA 92108, ranked #38 of 396 HVAC contractors in San Diego and rated 5.0 from 75 Google reviews. Open 7 days a week.

San Diego, CAUpdated 0 paid placements in any rankingHow we rank

Call (800) 484-4323Website ↗

Key facts

Key facts about Castle Comfort HVAC
Address8880 Rio San Diego Dr # 800, San Diego, CA 92108Get directions
Phone(800) 484-4323
Websitecastlecomfort.com
HoursMonday to Saturday: 9 AM – 7 PM; Sunday: 9 AM – 1 PM
Google rating5.0 from 75 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • HVACmain tradeGoogle main category
  • Plumbingadditional Google category

Service area

Serves San Diego and 11 towns within 25 miles: Lemon Grove, La Mesa, Coronado, National City, Spring Valley, Sorrento Valley, La Jolla, La Presa, Mira Mesa, Casa de Oro-Mount Helix and Chula Vista.

Based in San Diego, CAView on map

Opening hours

Opening hours for Castle Comfort HVAC
DayHours
Monday9 AM – 7 PMevening
Tuesday9 AM – 7 PMevening
Wednesday9 AM – 7 PMevening
Thursday9 AM – 7 PMevening
Friday9 AM – 7 PMevening
Saturday9 AM – 7 PMevening
Sunday9 AM – 1 PM
  • Open evenings (after 6 PM)
  • Open Saturdays
  • Open Sundays

Typical heating and cooling prices

Typical heating and cooling prices
JobLowTypicalHigh
AC replacementPer system, installed (unit plus labor); typical range of customer-reported jobs. US national range$3,887$5,978$8,073
Furnace replacementPer system, installed; typical range of customer-reported jobs. US national range$2,823$4,814$6,896

Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.

Compare nearby HVAC contractors

Castle Comfort HVAC compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
Castle Comfort HVAC (this business)—605.0 (75)—YesYes
Reliable Thermador Appliance Repair#36615.0 (31)—YesYes9.8 mi
EVO AIR#37615.0 (84)—YesYes12.4 mi
THA Heating Air & Plumbing Inc.#39604.5 (97)—YesYes4.4 mi

See all 396 ranked HVAC contractors in San Diego

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

5.0from 75 Google reviews

Hired Castle Comfort HVAC? Write a review

Questions about Castle Comfort HVAC

How is Castle Comfort HVAC ranked in San Diego?

Castle Comfort HVAC is ranked #38 of 396 HVAC contractors in San Diego by CR Score, with 60 out of 100 as of October 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity, claimed profile, partnered and ContractorsRanked reviews. No business can pay to change its rank.

What are Castle Comfort HVAC’s hours?

Castle Comfort HVAC is open 7 days a week. Its listed hours are Monday to Saturday, 9 AM – 7 PM; Sunday, 9 AM – 1 PM. On Saturdays it is open 9 AM to 7 PM, and on Sundays 9 AM to 1 PM. Hours come from the business listing; holiday hours may differ.

What areas does Castle Comfort HVAC serve?

Serves San Diego and 11 towns within 25 miles: Lemon Grove, La Mesa, Coronado, National City, Spring Valley, Sorrento Valley, La Jolla, La Presa, Mira Mesa, Casa de Oro-Mount Helix and Chula Vista. The list is based on the business's location and the usual service radius for heating and cooling. Confirm your address is covered when you call.

What do Google reviews say about Castle Comfort HVAC?

Castle Comfort HVAC has a rating of 5.0 from 75 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.

How do I contact Castle Comfort HVAC?

Call Castle Comfort HVAC on (800) 484-4323. The business is at 8880 Rio San Diego Dr # 800, San Diego, CA 92108. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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