91/100CR Score
Ranked #1 because of its Google rating and availability: 4.9★ from 4,666 Google reviews, open 24/7.
- 4.9★ from 4,666 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 506 E Summit St, Crown Point, IN 46307
Best HVAC Contractors in Hammond, IN (2026)
680 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Hammond: Summers Plumbing Heating & Cooling, CR Score 91/100; 4.9★ from 4,666 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Four Seasons Heating, Air Conditioning, Plumbing, & Electric, posts 24/7 hours; ranked #2 of 680.
- 2
Most-reviewed: Four Seasons Heating, Air Conditioning, Plumbing, & Electric, 27,709 Google reviews at 4.7★, the most of 680 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
680 Hammond HVAC contractors are ranked here by CR Score, from 8 published factors. 267 are open 24/7, 518 open Saturdays and 397 open Sundays, based on posted hours. The median Google rating is 4.9★ across 680 rated businesses.
Top 10 HVAC contractors in Hammond at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Summers Plumbing Heating & Cooling | 91 | 4.9★ (4,666) | Crown Point, 13 mi away | 24/7 | Overall |
| 2 | Four Seasons Heating, Air Conditioning, Plumbing, & Electric | 90 | 4.7★ (27,709) | Chicago, 18 mi away | 24/7 | Emergencies, Most reviews |
| 3 | Four Seasons Heating, Air Conditioning, Plumbing, & Electric | 89 | 4.8★ (3,722) | Crestwood, 13 mi away | 24/7 | — |
| 4 | Merts Heating & Air Conditioning | 89 | 4.8★ (1,449) | Steger, 10 mi away | 24/7 | — |
| 5 | King Heating, Cooling & Plumbing | 89 | 4.7★ (3,996) | Oak Forest, 12 mi away | 24/7 | — |
| 6 | AAA Services, Inc. - Heating, Air Conditioning & Plumbing | 88 | 4.9★ (486) | Merrillville, 10 mi away | 24/7 | — |
| 7 | Precision Heating and Cooling | 88 | 4.9★ (842) | Alsip, 15 mi away | 24/7 | — |
| 8 | Air Source 1 Heating & Air Conditioning | 88 | 5.0★ (664) | Mokena, 17 mi away | 24/7 | — |
| 9 | EcoEdge Systems Heating & Cooling | 88 | 4.9★ (486) | Merrillville, 13 mi away | 24/7 | — |
| 10 | Area Sheet Metal, Heating, Cooling, and Metal Fabrication | 87 | 5.0★ (310) | Hobart, 14 mi away | 24/7 | — |
The 680 best HVAC contractors in Hammond, ranked
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Scores below: based on 6 of 8 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Based in Chicago, 18 mi away
90/100CR ScoreRanked #2 because of its Google rating and review volume: 4.7★ from 27,709 Google reviews, the most Google reviews on this list (27,709).
- 4.7★ from 27,709 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 5701 W 73rd St, Chicago, IL 60638
Based in Crestwood, 13 mi away
89/100CR ScoreRanked #3 because of its Google rating and availability: 4.8★ from 3,722 Google reviews, open 24/7.
- 4.8★ from 3,722 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 14017 S Cicero Ave, Crestwood, IL 60418
Based in Steger, 10 mi away
89/100CR ScoreRanked #4 because of its Google rating and availability: 4.8★ from 1,449 Google reviews, open 24/7.
- 4.8★ from 1,449 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 3102 Louis Sherman Dr, Steger, IL 60475
Based in Oak Forest, 12 mi away
89/100CR ScoreRanked #5 because of its Google rating and availability: 4.7★ from 3,996 Google reviews, open 24/7.
- 4.7★ from 3,996 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 4813 W 159th St, Oak Forest, IL 60452
Based in Merrillville, 10 mi away
88/100CR ScoreRanked #6 because of its Google rating and availability: 4.9★ from 486 Google reviews, open 24/7.
- 4.9★ from 486 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 7924 Independence St, Merrillville, IN 46410
Based in Alsip, 15 mi away
88/100CR ScoreRanked #7 because of its Google rating and availability: 4.9★ from 842 Google reviews, open 24/7.
- 4.9★ from 842 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 12004 S Central Ave, Alsip, IL 60803
Based in Mokena, 17 mi away
88/100CR ScoreRanked #8 because of its Google rating and availability: 5.0★ from 664 Google reviews, open 24/7.
- 5.0★ from 664 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 8508 W 192nd St, Mokena, IL 60448
Based in Merrillville, 13 mi away
88/100CR ScoreRanked #9 because of its Google rating and availability: 4.9★ from 486 Google reviews, open 24/7.
- 4.9★ from 486 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 3490 E 83rd Pl, Merrillville, IN 46410
Based in Hobart, 14 mi away
87/100CR ScoreRanked #10 because of its Google rating and availability: 5.0★ from 310 Google reviews, open 24/7.
- 5.0★ from 310 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 409 S Shelby St, Hobart, IN 46342
Based in Homewood, 9 mi away
87/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.9★ from 2,200 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 2,200 Google reviews
- Hours
- Mon–Sun 8 AM–10 PM
- Address
- 17907 Dixie Hwy, Homewood, IL 60430
#12 Comfort Aire Inc
Based in Merrillville, 11 mi away
87/100CR ScoreRanked #12 because of its Google rating and availability: 4.8★ from 508 Google reviews, open 24/7.
- 4.8★ from 508 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 8269 Buchanan St, Merrillville, IN 46410
Based in Hobart, 11 mi away
87/100CR ScoreRanked #13 because of its Google rating and availability: 4.8★ from 516 Google reviews, open 24/7.
- 4.8★ from 516 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 6241 Northwind Pkwy, Hobart, IN 46342
Based in Bridgeview, 18 mi away
87/100CR ScoreRanked #14 because of its Google rating and availability: 4.7★ from 4,200 Google reviews, open 24/7.
- 4.7★ from 4,200 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 9934 S 76th Ave, Bridgeview, IL 60455
Based in Gary, 16 mi away
87/100CR ScoreRanked #15 because of its Google rating and availability: 5.0★ from 368 Google reviews, open 24/7.
- 5.0★ from 368 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Chicago, 12 mi away
87/100CR ScoreRanked #16 because of its Google rating and availability: 4.8★ from 500 Google reviews, open 24/7.
- 4.8★ from 500 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 7850 S Colfax Ave, Chicago, IL 60649
Based in Hobart, 12 mi away
87/100CR ScoreRanked #17 because of its Google rating and availability: 4.9★ from 295 Google reviews, open 24/7.
- 4.9★ from 295 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 541 N Wisconsin St, Hobart, IN 46342
Based in Tinley Park, 24 mi away
87/100CR ScoreRanked #18 because of its Google rating and availability: 4.9★ from 2,423 Google reviews, open 24/7.
- 4.9★ from 2,423 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 8442 183rd St Unit A A, Tinley Park, IL 60487
Based in Crown Point, 13 mi away
87/100CR ScoreRanked #19 because of its Google rating and availability: 4.9★ from 275 Google reviews, open 24/7.
- 4.9★ from 275 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1124 Arrowhead Ct, Crown Point, IN 46307
Based in Oak Lawn, 16 mi away
87/100CR ScoreRanked #20 because of its Google rating and availability: 4.8★ from 783 Google reviews, open 24/7.
- 4.8★ from 783 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 4505 SW Hwy, Oak Lawn, IL 60453
Based in Alsip, 14 mi away
87/100CR ScoreRanked #21 because of its Google rating and availability: 4.8★ from 600 Google reviews, open 24/7.
- 4.8★ from 600 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 11310 S Cicero Ave, Alsip, IL 60803
Based in Plainfield, 19 mi away
87/100CR ScoreRanked #22 because of its Google rating and availability: 5.0★ from 408 Google reviews, open 24/7.
- 5.0★ from 408 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Mokena, 16 mi away
87/100CR ScoreRanked #23 because of its Google rating and availability: 4.9★ from 440 Google reviews, open 24/7.
- 4.9★ from 440 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 8027 189th St, Mokena, IL 60448
Based in Crown Point, 13 mi away
87/100CR ScoreRanked #24 because of its Google rating and availability: 5.0★ from 152 Google reviews, open 24/7.
- 5.0★ from 152 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 123 N Main St Suite 004 A, Crown Point, IN 46307
#25 J&J Heating Inc.
Based in Hobart, 6 mi away
87/100CR ScoreRanked #25 because of its Google rating and availability: 5.0★ from 52 Google reviews, open 24/7.
- 5.0★ from 52 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
HVAC contractors ranked #26 to #50
#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 680 ranked HVAC contractors here; the rest are on their profiles.
Also serving Hammond
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.
| Business | Google rating | Distance |
|---|---|---|
| All You Need Heating, Ventilation, AC & Refrigeration Professionals | 4.9★ (53) | 7 mi |
| Artificial Weather LLC | In Hammond | |
| Budd | In Hammond | |
| Calumet Heating & Cooling | 3.0★ (2) | 12 mi |
| CMK Contractors Inc | 5.0★ (2) | 12 mi |
| Comfort Zone Service | 5.0★ (296) | 19 mi |
| Cotton Construction | 5.0★ (2) | 13 mi |
| Crown Heating & Cooling Inc | 1.0★ (2) | 13 mi |
| Dynamic Heating & Piping | 1.0★ (2) | 13 mi |
| Earl's Heating & Airconditiong | 5.0★ (2) | 13 mi |
| HVAC Masters | 5.0★ (2) | 4 mi |
| Illinois Home Solutions, LLC | In Hammond | |
| Mountain Top Heating Air & Appliance Repair Inc.repair | 4.6★ (117) | 9 mi |
| Perry Heating & Air Conditioning LLC | 5.0★ (2) | 12 mi |
| Polar Heating & AC | 4.6★ (899) | 19 mi |
| Posen Heating & Air Services | 5.0★ (2) | 10 mi |
| Rps Heating & Air | 5.0★ (2) | 11 mi |
| SAI Mechanical | 5.0★ (2) | 14 mi |
| supreme heating llc | 5.0★ (2) | 12 mi |
| Tai's Heating and Air | 5.0★ (2) | 10 mi |
How much do HVAC contractors cost in Hammond?
National price ranges in USD, not adjusted for Hammond. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| AC replacement | $3,887 | $5,978 | $8,073 | Per system, installed (unit plus labor); typical range of customer-reported jobs. US national range | October 2026 |
| Furnace replacement | $2,823 | $4,814 | $6,896 | Per system, installed; typical range of customer-reported jobs. US national range | October 2026 |
When to hire an HVAC contractor in Indiana
In Indiana, 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 Hammond HVAC contractors
We scored 680 Hammond HVAC contractors on 8 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. Unknown factors are left out of the score, 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.
| Factor | Weight | Computed from | In Hammond data |
|---|---|---|---|
| Reputation | 35% | Bayesian-adjusted Google star rating | Measured |
| Credentials | 15% | Active state license 0.6, bond 0.2, workers’ comp 0.2 | Not yet collected |
| Review volume | 10% | log10(reviews + 1) against the list maximum | Measured |
| Recency | 10% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 10% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | Google main category 1.0, business name 0.7, additional category 0.5 | Measured |
| Proximity | 5% | 1.0 when based in the city, falling to 0 at the trade’s radius | Measured |
| Completeness | 5% | Website, photos, description, hours, claimed profile (0.2 each) | Measured |
HVAC contractors in Hammond: frequently asked questions
Who is the best HVAC contractor in Hammond?
By CR Score, the highest-ranked HVAC contractor in Hammond, IN is Summers Plumbing Heating & Cooling with a CR Score of 91/100. It has 4.9★ from 4,666 Google reviews. It is open 24/7. Four Seasons Heating, Air Conditioning, Plumbing, & Electric (#2) and Four Seasons Heating, Air Conditioning, Plumbing, & Electric (#3) follow. We ranked 680 HVAC contractors on 8 factors, last updated October 22, 2026.
How many HVAC contractors are there in Hammond?
ContractorsRanked ranks 680 HVAC contractors serving Hammond, IN. 4 of them are based in Hammond; 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 Hammond are open 24/7?
267 ranked HVAC contractors in Hammond post 24/7 hours. The highest-ranked are Summers Plumbing Heating & Cooling (#1), Four Seasons Heating, Air Conditioning, Plumbing, & Electric (#2) and Four Seasons Heating, Air Conditioning, Plumbing, & Electric (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which HVAC contractors in Hammond work on weekends?
518 of 680 ranked HVAC contractors post Saturday hours and 397 post Sunday hours. The highest-ranked open Saturdays are Summers Plumbing Heating & Cooling (#1), Four Seasons Heating, Air Conditioning, Plumbing, & Electric (#2) and Four Seasons Heating, Air Conditioning, Plumbing, & Electric (#3). Posted hours are office hours; crews may book weekend jobs separately.
How much does ac replacement cost in Hammond?
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 Hammond. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Hammond HVAC contractors have?
The median Google rating among 680 rated HVAC contractors in Hammond is 4.9★, with a median of 20 reviews. Four Seasons Heating, Air Conditioning, Plumbing, & Electric has the most, 27,709 reviews, and ranks #2. 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 Hammond?
In Indiana, 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 8 published factors, led by reputation (35%), credentials (15%), review volume (10%) and recency (10%). Factors we cannot measure are left out, not scored as zero. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.
Update log for Hammond
- October 2026: CR Scores recalculated for 680 hvac contractors serving Hammond.
- October 2026: 9 duplicate listings merged.
More HVAC contractors and Hammond pages
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