1,553 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Oak Park: Four Seasons Heating, Air Conditioning, Plumbing, & Electric, CR Score 65/100; 4.7★ from 27,709 Google reviews; open 24/7.
Best for emergencies (open 24/7): Deljo Heating, Cooling & Plumbing, posts 24/7 hours; ranked #2 of 1,553.
Most-reviewed: ABC Plumbing, Sewer, Heating, Cooling & Electric, 22,524 Google reviews at 4.7★, the most of 1,553 ranked after Four Seasons Heating, Air Conditioning, Plumbing, & Electric; ranked #16.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
1,553 Oak Park HVAC contractors are ranked here by CR Score, from ten published factors. 645 are open 24/7, 1,205 open Saturdays and 969 open Sundays, based on posted hours. The median Google rating is 4.9★ across 1,553 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Four Seasons Heating, Air Conditioning, Plumbing, & Electric | 65 | 4.7★ (27,709) | Chicago, 9 mi away | 24/7 | Overall |
| 2 | Deljo Heating, Cooling & Plumbing | 64 | 4.9★ (3,196) | Chicago, 7 mi away | 24/7 | Emergencies |
| 3 | All Temp Heating and Air Conditioning | 64 | 4.9★ (2,253) | Chicago, 6 mi away | 24/7 | — |
| 4 | Freedom Heating, Cooling & Electrical | 64 | 4.9★ (2,121) | Franklin Park, 6 mi away | 24/7 | — |
| 5 | Goode Plumbing | 63 | 4.8★ (2,374) | Chicago, 6 mi away | 24/7 | — |
| 6 | House of Heat | 63 | 4.9★ (402) | Oak Park | 24/7 | — |
| 7 | Shavitz Heating and Air Conditioning | 63 | 4.9★ (2,707) | Skokie, 10 mi away | 24/7 | — |
| 8 | Besco Air Inc. | 63 | 4.9★ (1,342) | Chicago, 7 mi away | 24/7 | — |
| 9 | Eco Air Pros Heating & Cooling | 62 | 4.9★ (420) | Elmwood Park, 3 mi away | 24/7 | — |
| 10 | Guardian Heating & Cooling Service | 62 | 4.8★ (1,189) | Chicago, 6 mi away | 24/7 | — |
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Ranked #1 in Oak Park
Based in Chicago, 9 mi away
Ranked #1 because of its Google rating and review volume: 4.7★ from 27,709 Google reviews, the most in Oak Park.
Based in Chicago, 7 mi away
Ranked #2 because of its Google rating and trade focus: 4.9★ from 3,196 Google reviews, listed on Google as “HVAC contractor”.
Based in Chicago, 6 mi away
Ranked #3 because of its Google rating and trade focus: 4.9★ from 2,253 Google reviews, listed on Google as “HVAC contractor”.
Based in Franklin Park, 6 mi away
Ranked #4 because of its Google rating and trade focus: 4.9★ from 2,121 Google reviews, listed on Google as “Air conditioning contractor”.
Based in Chicago, 6 mi away
Ranked #5 because of its Google rating and trade focus: 4.8★ from 2,374 Google reviews, listed on Google as “HVAC contractor”.
Based in Oak Park
Ranked #6 because of its Google rating and trade focus: 4.9★ from 402 Google reviews, listed on Google as “HVAC contractor”.
Based in Skokie, 10 mi away
Ranked #7 because of its Google rating and trade focus: 4.9★ from 2,707 Google reviews, listed on Google as “HVAC contractor”.
Based in Chicago, 7 mi away
Ranked #8 because of its Google rating and trade focus: 4.9★ from 1,342 Google reviews, listed on Google as “HVAC contractor”.
Based in Elmwood Park, 3 mi away
Ranked #9 because of its Google rating and trade focus: 4.9★ from 420 Google reviews, listed on Google as “HVAC contractor”.
Based in Chicago, 6 mi away
Ranked #10 because of its Google rating and trade focus: 4.8★ from 1,189 Google reviews, listed on Google as “HVAC contractor”.
Based in Chicago, 9 mi away
Ranked #11 because of its Google rating and trade focus: 4.9★ from 1,055 Google reviews, listed on Google as “HVAC contractor”.
Based in Carol Stream, 16 mi away
Ranked #12 because of its Google rating and trade focus: 4.8★ from 7,723 Google reviews, listed on Google as “HVAC contractor”.
Based in Chicago, 5 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 272 Google reviews, listed on Google as “HVAC contractor”.
Based in Chicago, 3 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 187 Google reviews, listed on Google as “HVAC contractor”.
Based in Elgin, 5 mi away
Ranked #15 because of its Google rating and trade focus: 4.9★ from 411 Google reviews, listed on Google as “HVAC contractor”.
Based in Arlington Heights, 20 mi away
Ranked #16 because of its Google rating and trade focus: 4.7★ from 22,524 Google reviews, listed on Google as “HVAC contractor”.
Based in Bridgeview, 12 mi away
Ranked #17 because of its Google rating and trade focus: 4.7★ from 4,200 Google reviews, listed on Google as “HVAC contractor”.
Based in Chicago, 6 mi away
Ranked #18 because of its Google rating and trade focus: 4.8★ from 708 Google reviews, listed on Google as “HVAC contractor”.
Based in Lombard, 13 mi away
Ranked #19 because of its Google rating and trade focus: 4.8★ from 3,089 Google reviews, listed on Google as “HVAC contractor”.
Based in Villa Park, 10 mi away
Ranked #20 because of its Google rating and trade focus: 4.9★ from 897 Google reviews, listed on Google as “HVAC contractor”.
Based in Chicago, 4 mi away
Ranked #21 because of its Google rating and trade focus: 4.9★ from 942 Google reviews, listed on Google as “HVAC contractor”.
Based in Evanston, 13 mi away
Ranked #22 because of its Google rating and trade focus: 4.8★ from 2,300 Google reviews, listed on Google as “HVAC contractor”.
Based in Oak Park
Ranked #23 because of its Google rating and trade focus: 5.0★ from 88 Google reviews, listed on Google as “HVAC contractor”.
Based in Chicago, 4 mi away
Ranked #24 because of its Google rating and trade focus: 4.9★ from 250 Google reviews, listed on Google as “HVAC contractor”.
Based in Itasca, 14 mi away
Ranked #25 because of its Google rating and trade focus: 4.7★ from 4,969 Google reviews, listed on Google as “HVAC contractor”.
#1 to #25 are shown in full above. Here are #28 to #28, in CR Score order; each links to its profile. We publish the top 28 of 1,553 ranked HVAC contractors here; the rest are on their profiles.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 28 | Precision Today Plumbing Heating Cooling Electrical | 61 | 4.8★ (450) | 5 mi |
National price ranges in USD, not adjusted for Oak Park. 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 |
In Illinois, 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.
We scored 1,553 Oak Park 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.
| Factor | Weight | Computed from | In Oak Park data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |