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Best HVAC Contractors in Rapid City, SD (2026)

36 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Rapid City: Loyal Plumbing Heating and Cooling, CR Score 64/100; 4.9★ from 1,745 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Precision Mechanical, posts 24/7 hours; ranked #2 of 36.

  3. 10

    Most-reviewed: Midwestern Mechanical, 167 Google reviews at 4.7★, the most of 36 ranked after Loyal Plumbing Heating and Cooling; ranked #10.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

36 Rapid City HVAC contractors are ranked here by CR Score, from ten published factors. 8 are open 24/7, 14 open Saturdays and 12 open Sundays, based on posted hours. The median Google rating is 4.7★ across 36 rated businesses.

Top 10 HVAC contractors in Rapid City at a glance

Top 10 HVAC contractors in Rapid City at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Loyal Plumbing Heating and Cooling644.9★ (1,745)Rapid City24/7Overall
2Precision Mechanical634.7★ (109)Rapid City24/7Emergencies
3D&R Service624.5★ (107)Rapid City24/7—
4Complete HVAC Service and Installation614.6★ (60)Rapid City24/7—
5Backcountry Mechanical615.0★ (26)Rapid City24/7—
6All American Heating and Cooling604.3★ (37)Rapid City24/7—
7Buzz's Heating and Cooling LLC595.0★ (17)Rapid CitySat · Sun · Evenings—
8HighTech Heating & Cooling LLC585.0★ (36)Rapid CitySat—
9Advanced Heating & Air LLC584.6★ (10)Box Elder, 3 mi away24/7—
10Midwestern Mechanical584.7★ (167)Rapid City—Most reviews

The 36 best HVAC contractors in Rapid City, ranked

Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.

  2. #2 Precision Mechanical

    Based in Rapid City

    63/100CR Score

    Ranked #2 because of its Google rating and trade focus: 4.7★ from 109 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.7★ from 109 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    5700 S Hwy 79, Rapid City, SD 57702
    View profile for Precision Mechanical(605) 341-7618

  3. #3 D&R Service

    Based in Rapid City

    62/100CR Score

    Ranked #3 because of its Google rating and trade focus: 4.5★ from 107 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.5★ from 107 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    3030 W St Louis St, Rapid City, SD 57702
    View profile for D&R Service(605) 343-6740

  5. #5 Backcountry Mechanical

    Based in Rapid City

    61/100CR Score

    Ranked #5 because of its Google rating and trade focus: 5.0★ from 26 Google reviews, listed on Google as “Air conditioning contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 26 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    View profile for Backcountry Mechanical(605) 503-0076

  8. #8 HighTech Heating & Cooling LLC

    Based in Rapid City

    58/100CR Score

    Ranked #8 because of its Google rating and trade focus: 5.0★ from 36 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 36 Google reviews
    Hours
    Mon–Fri 8 AM–6 PM · Sat 10 AM–5 PM · Sun closed
    Address
    922 Virginia Ln, Rapid City, SD 57701
    View profile for HighTech Heating & Cooling LLC(605) 389-5373

  10. #10 Midwestern Mechanical

    Based in Rapid City

    58/100CR Score

    Ranked #10 because of its Google rating and trade focus: 4.7★ from 167 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.7★ from 167 Google reviews
    Hours
    Mon–Fri 7:30 AM–4:30 PM · Sat–Sun closed
    Address
    3536 Eglin St, Rapid City, SD 57703
    View profile for Midwestern Mechanical(605) 394-9636

  11. #11 Extreme Heating & Cooling

    Based in Rapid City

    58/100CR Score

    Ranked #11 because of its Google rating and trade focus: 4.2★ from 5 Google reviews, listed on Google as “Air conditioning contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.2★ from 5 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2261 S Plaza Dr, Rapid City, SD 57702
    View profile for Extreme Heating & Cooling(605) 808-9181

  13. #13 High Tech Mechanical

    Based in Rapid City

    57/100CR Score

    Ranked #13 because of its Google rating and trade focus: 4.7★ from 24 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.7★ from 24 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat 9 AM–4 PM · Sun closed
    Address
    5629 Bob Ln, Black Hawk, SD 57718
    View profile for High Tech Mechanical

  15. #15 Dyna-Kleen Service Unlimited

    Based in Rapid City

    56/100CR Score

    Ranked #15 because of its Google rating and trade focus: 4.8★ from 29 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.8★ from 29 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    605 Flormann St, Rapid City, SD 57701
    View profile for Dyna-Kleen Service Unlimited(605) 342-3993

  16. #16 Viking Mechanical

    Based in Rapid City

    56/100CR Score

    Ranked #16 because of its Google rating and trade focus: 4.5★ from 8 Google reviews, listed on Google as “HVAC contractor”.

    Based on 7 of 10 factors; credentials, recency and availability not yet collected.

    • 4.5★ from 8 Google reviews
    Address
    1420 Deadwood Ave # D, Rapid City, SD 57702
    View profile for Viking Mechanical(605) 341-4200

  17. #17 Comfort Air Heating & AC

    Based in Rapid City

    55/100CR Score

    Ranked #17 because of its Google rating and trade focus: 3.0★ from 4 Google reviews, listed on Google as “Air conditioning contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 3.0★ from 4 Google reviews
    Hours
    Mon–Fri 7 AM–5 PM · Sat 7 AM–6 PM · Sun 7 AM–5 PM
    Address
    2534 Emerson Ln, Rapid City, SD 57701
    View profile for Comfort Air Heating & AC(605) 484-7218

  19. #19 Butte Heating Cooling

    Based in Rapid City

    55/100CR Score

    Ranked #19 because of its Google rating and trade focus: 5.0★ from 17 Google reviews, listed on Google as “Air conditioning contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 17 Google reviews
    Hours
    Mon–Fri 7 AM–4 PM · Sat–Sun closed
    View profile for Butte Heating Cooling(605) 209-7665

  21. #21 Ulmer Heating & Cooling

    Based in Rapid City

    55/100CR Score

    Ranked #21 because of its Google rating and trade focus: 5.0★ from 14 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 14 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    View profile for Ulmer Heating & Cooling(605) 939-9802

  22. #22 Hay Camp Mechanical

    Based in Box Elder, 8 mi away

    55/100CR Score

    Ranked #22 because of its Google rating and trade focus: 4.9★ from 47 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 47 Google reviews
    Hours
    Mon–Fri 8 AM–4:30 PM · Sat–Sun closed
    View profile for Hay Camp Mechanical(605) 600-7668

  24. #24 Little's Heating & Cooling

    Based in Rapid City

    54/100CR Score

    Ranked #24 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Air conditioning contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 10 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    7501 Captain Soelzer St, Black Hawk, SD 57718
    View profile for Little's Heating & Cooling(605) 431-3325

  25. #25 Tessiers

    Based in Rapid City

    54/100CR Score

    Ranked #25 because of its Google rating and trade focus: 4.4★ from 16 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.4★ from 16 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    2319 N Plaza Dr Suite 2, Rapid City, SD 57702
    View profile for Tessiers(605) 341-1940

All 36 HVAC contractors

#1 to #25 are shown in full above. Here are #26 to #36, in CR Score order; each links to its profile.

HVAC contractors in Rapid City, ranks 26 to 36
RankBusinessCR ScoreGoogle ratingDistance
26Al Cornella Refrigeration Service534.4★ (9)In Rapid City
27Southern Comfort Spray Foam535.0★ (6)In Rapid City
28Equipment Service Professionals534.3★ (6)In Rapid City
29Goff Air535.0★ (4)In Rapid City
30Temperature Technology535.0★ (4)In Rapid City
31James Air HVAC533.2★ (20)In Rapid City
32Ace Heating & Cooling534.2★ (5)In Rapid City
33G & R Controls525.0★ (3)In Rapid City
34Black Hills Heating & Cooling525.0★ (3)In Rapid City
35Johnson Controls Inc523.3★ (3)In Rapid City
36J & S Heating & Sheet Metal515.0★ (4)7 mi

Also serving Rapid City

20 more HVAC contractors within 25 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.

Unranked HVAC contractors serving Rapid City
BusinessGoogle ratingDistance
A1 Universal Technology Heating and Air Conditioning5.0★ (1)In Rapid City
Accurate Plumbing, Heating & Sheet Metal3.0★ (1)In Rapid City
Antonio's Plumbing & Services, LLC4.8★ (19)In Rapid City
Balancing Professionals IncIn Rapid City
Black Diamond HVACR services5.0★ (1)In Rapid City
Black Hawk Plumbing Heating & Air Conditioning2.0★ (1)In Rapid City
Climate Solutions Heating and AirIn Rapid City
Comfort InsulationIn Rapid City
Comfort Systems, Inc.5.0★ (1)In Rapid City
Complete HVAC ServiceIn Rapid City
Consolidated Construction Co., Inc.5.0★ (2)In Rapid City
Duckota Shower & Bath5.0★ (26)In Rapid City
Environmental Building Systems5.0★ (1)In Rapid City
HiLux Construction5.0★ (1)In Rapid City
Mick's Electric Inc4.8★ (118)In Rapid City
Mustang Disaster CleanUp4.5★ (28)In Rapid City
O'Connor Company5.0★ (1)In Rapid City
Rapid Air Solutions5.0★ (1)In Rapid City
S & D ElectricIn Rapid City
SERVPRO of Rapid City, Spearfish4.8★ (135)In Rapid City

How much do HVAC contractors cost in Rapid City?

National price ranges in USD, not adjusted for Rapid City. Each row names its basis and the month we checked it.

How much do HVAC contractors cost in Rapid City?
JobLowTypicalHighBasisChecked
AC replacement$3,887$5,978$8,073Per system, installed (unit plus labor); typical range of customer-reported jobs. US national rangeOctober 2026
Furnace replacement$2,823$4,814$6,896Per system, installed; typical range of customer-reported jobs. US national rangeOctober 2026

When to hire an HVAC contractor in South Dakota

In South Dakota, furnace and heat pump calls peak in the coldest winter weeks and AC calls in summer heat waves. Spring and fall are the easiest times to book maintenance or a replacement.

How we ranked Rapid City HVAC contractors

We scored 36 Rapid City HVAC contractors on ten factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed October 22, 2026.

Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn Rapid City data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Credentials15%Active state license, bond and workers’ comp on fileNot yet collected
Review volume10%Number of Google reviews, compared with the most-reviewed business on the listMeasured
Recency5%Share of reviews from the last 12 monthsNot yet collected
Availability5%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%How clearly the business does this trade (its Google category and name)Measured
Proximity5%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)Measured
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodicallyMeasured
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there areMeasured

HVAC contractors in Rapid City: frequently asked questions

Who is the best HVAC contractor in Rapid City?

By CR Score, the highest-ranked HVAC contractor in Rapid City, SD is Loyal Plumbing Heating and Cooling with a CR Score of 64/100. It has 4.9★ from 1,745 Google reviews. It is open 24/7. Precision Mechanical (#2) and D&R Service (#3) follow. We ranked 36 HVAC contractors on ten factors, last updated October 22, 2026.

How many HVAC contractors are there in Rapid City?

ContractorsRanked ranks 36 HVAC contractors serving Rapid City, SD. 31 of them are based in Rapid City; the rest serve it from nearby towns. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.

Which HVAC contractors in Rapid City are open 24/7?

8 ranked HVAC contractors in Rapid City post 24/7 hours. The highest-ranked are Loyal Plumbing Heating and Cooling (#1), Precision Mechanical (#2) and D&R Service (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which HVAC contractors in Rapid City work on weekends?

14 of 36 ranked HVAC contractors post Saturday hours and 12 post Sunday hours. The highest-ranked open Saturdays are Loyal Plumbing Heating and Cooling (#1), Precision Mechanical (#2) and D&R Service (#3). Posted hours are office hours; crews may book weekend jobs separately.

How much does ac replacement cost in Rapid City?

AC replacement typically costs $3,887 to $8,073, with $5,978 typical (Per system, installed (unit plus labor); typical range of customer-reported jobs. US national range). This is a national range, not adjusted for Rapid City. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Rapid City HVAC contractors have?

The median Google rating among 36 rated HVAC contractors in Rapid City is 4.7★, with a median of 17 reviews. Loyal Plumbing Heating and Cooling has the most, 1,745 reviews, and ranks #1. We adjust ratings for review count, so a few five-star reviews cannot top the list.

When is the best time to hire an HVAC contractor in Rapid City?

In South Dakota, furnace and heat pump calls peak in the coldest winter weeks and AC calls in summer heat waves. Spring and fall are the easiest times to book maintenance or a replacement.

How does ContractorsRanked rank HVAC contractors?

Each HVAC contractor gets a 0–100 CR Score from ten published factors, led by reputation (25%), credentials (15%), review volume (10%) and trade focus (10%). A business with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.

Update log for Rapid City

  1. October 2026: CR Scores recalculated for 36 hvac contractors serving Rapid City.
  2. October 2026: 1 duplicate listing merged.

More HVAC contractors and Rapid City pages

Other trades in Rapid City