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May's Heating & Air ConditioningHVAC contractor in Frederick, MD

May's Heating & Air Conditioning is an HVAC contractor at 8420 Gas House Pike DD, Frederick, MD 21701, ranked #11 of 272 HVAC contractors in Frederick and rated 5.0 from 906 Google reviews. Open 7 days a week.

Frederick, MDUpdated 0 paid placements in any rankingHow we rank

Call (301) 660-1400Website ↗

Key facts

Key facts about May's Heating & Air Conditioning
Address8420 Gas House Pike DD, Frederick, MD 21701Get directions
Phone(301) 660-1400
Websitemaysheatingandac.com
HoursMonday to Friday: 8 AM – 5 PM; Saturday: 9 AM – 1 PM; Sunday: 9 AM – 12 PM
Google rating5.0 from 906 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • HVACmain tradeGoogle main category

Service area

Serves Frederick and 11 towns within 25 miles: Spring Ridge, Walkersville, Ballenger Creek, Urbana, Linganore, Green Valley, Mount Airy, Thurmont, Damascus, Clarksburg and Brunswick.

Based in Frederick, MDView on map

Opening hours

Opening hours for May's Heating & Air Conditioning
DayHours
Monday8 AM – 5 PM
Tuesday8 AM – 5 PM
Wednesday8 AM – 5 PM
Thursday8 AM – 5 PM
Friday8 AM – 5 PM
Saturday9 AM – 1 PM
Sunday9 AM – 12 PM
  • Open evenings — no
  • 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

May's Heating & Air Conditioning compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
May's Heating & Air Conditioning (this business)—905.0 (906)—YesYes
Tuckers Air Conditioning, Heating & Plumbing#9914.9 (1,614)—YesYes5.4 mi
Wenbrooke Services AC Repair, Plumbing, Heating and Electrician#10915.0 (111)—YesYes3.4 mi
GAC Services#12904.9 (6,908)—YesYes23.0 mi

See all 272 ranked HVAC contractors in Frederick

Questions about May's Heating & Air Conditioning

How is May's Heating & Air Conditioning ranked in Frederick?

May's Heating & Air Conditioning is ranked #11 of 272 HVAC contractors in Frederick by CR Score, with 90 out of 100 as of October 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity and profile completeness. No business can pay to change its rank.

What are May's Heating & Air Conditioning’s hours?

May's Heating & Air Conditioning is open 7 days a week. Its listed hours are Monday to Friday, 8 AM – 5 PM; Saturday, 9 AM – 1 PM; Sunday, 9 AM – 12 PM. On Saturdays it is open 9 AM to 1 PM, and on Sundays 9 AM to 12 PM. Hours come from the business listing; holiday hours may differ.

What areas does May's Heating & Air Conditioning serve?

Serves Frederick and 11 towns within 25 miles: Spring Ridge, Walkersville, Ballenger Creek, Urbana, Linganore, Green Valley, Mount Airy, Thurmont, Damascus, Clarksburg and Brunswick. 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 May's Heating & Air Conditioning?

May's Heating & Air Conditioning has a rating of 5.0 from 906 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 May's Heating & Air Conditioning?

Call May's Heating & Air Conditioning on (301) 660-1400. The business is at 8420 Gas House Pike DD, Frederick, MD 21701. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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