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Reliable AirHVAC contractor in San Marcos, TX

Reliable Air is an HVAC contractor at 4702 TX-123 Suite C, San Marcos, TX 78666, ranked #15 of 203 HVAC contractors in San Marcos and rated 4.8 from 133 Google reviews. Open 7 days a week.

San Marcos, TXUpdated 0 paid placements in any rankingHow we rank

Call (512) 580-8837Website ↗

Key facts

Key facts about Reliable Air
Address4702 TX-123 Suite C, San Marcos, TX 78666Get directions
Phone(512) 580-8837
Websitereliableairtx.com
HoursMonday to Sunday: 8 AM – 10 PM
Google rating4.8 from 133 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • HVACmain tradeGoogle main category
  • Plumbingadditional Google category

Service area

Serves San Marcos and 9 towns within 25 miles: Kyle, New Braunfels, Seguin, Lockhart, Canyon Lake, Buda, Luling, Cibolo and Shady Hollow.

Based in San Marcos, TXView on map

Opening hours

Opening hours for Reliable Air
DayHours
Monday8 AM – 10 PMevening
Tuesday8 AM – 10 PMevening
Wednesday8 AM – 10 PMevening
Thursday8 AM – 10 PMevening
Friday8 AM – 10 PMevening
Saturday8 AM – 10 PMevening
Sunday8 AM – 10 PMevening
  • 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

Reliable Air compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
Reliable Air (this business)—614.8 (133)—YesYes
My Favorite Service Company#13625.0 (430)—YesYes12.4 mi
SM Air A/C & Heating#14625.0 (692)—NoNo1.0 mi
One Hour Heating & Air Conditioning of Kyle#16615.0 (190)—YesYes18.4 mi

See all 203 ranked HVAC contractors in San Marcos

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

4.8from 133 Google reviews

Hired Reliable Air? Write a review

Questions about Reliable Air

How is Reliable Air ranked in San Marcos?

Reliable Air is ranked #15 of 203 HVAC contractors in San Marcos by CR Score, with 61 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 Reliable Air’s hours?

Reliable Air is open 7 days a week. Its listed hours are Monday to Sunday, 8 AM – 10 PM. On Saturdays it is open 8 AM to 10 PM, and on Sundays 8 AM to 10 PM. Hours come from the business listing; holiday hours may differ.

What areas does Reliable Air serve?

Serves San Marcos and 9 towns within 25 miles: Kyle, New Braunfels, Seguin, Lockhart, Canyon Lake, Buda, Luling, Cibolo and Shady Hollow. 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 Reliable Air?

Reliable Air has a rating of 4.8 from 133 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 Reliable Air?

Call Reliable Air on (512) 580-8837. The business is at 4702 TX-123 Suite C, San Marcos, TX 78666. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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