Jacksonville, Duval County
Jacksonville AC trouble? Call a local HVAC pro.
Tap the number below to reach an HVAC technician who holds this Jacksonville territory. You are not submitted to a shared list of companies.
Call (561) 589-1234 for hvac help in Jacksonville. Unique tracking numbers for each city and service will be added as local pros sign up.
How Jacksonville’s climate shows up in HVAC work
Jacksonville has one of the stronger heating loads on the First Coast: 1,228 heating degree days, a January average low of 42.9°F, and a January high of 65.5°F, plus 2,803 cooling degree days and a 91.9°F July high. Systems here must heat and cool.
June is the wettest month at 7.60 inches, and a typical house dates to 1987, which is replacement age for many original heat pumps and furnaces. Building Inspection Division issues mechanical permits.
Local numbers used on this page
| ACS 2020–2024 median year built | 1987 |
|---|---|
| Housing units | 430,825 |
| Population | 977,670 |
| Built 2000 or later | 32% |
| Built before 1960 | 19% |
| Climate station | Jacksonville International Airport 1991–2020 normals |
| July average high | 91.9°F |
| January average low | 42.9°F |
| Annual rainfall | 53.4 inches, wettest month June (7.6 inches) |
| Cooling / heating degree days | 2,803 CDD / 1,228 HDD |
| Published water hardness | varies by ZIP; examples include 239 ppm (14 gpg) in 32202 and 128 ppm (8 gpg) in 32222 |
How a call works
- Tap the number at the top of this page to call (561) 589-1234. Each city and service will get its own tracking number as exclusive territories are assigned.
- Your call goes to one local pro. In Jacksonville, an HVAC technician who buys this territory gets the call exclusively. It is not sold to a list of companies.
- The pro pays only for a qualified call (generally 90 seconds or longer). Short calls, repeat callers within seven days, and spam are not billed, and a bad call can be flagged within 48 hours.
Frequently asked questions
Is an HVAC technician in Jacksonville exclusive to one company?
Yes. One local hvac receives the Jacksonville hvac call for this territory. It is not sold to a shared list of companies.
How old is a typical house in Jacksonville?
American Community Survey 2020–2024 estimates put the median year built at 1987, with 430,825 housing units. About 32% were built in 2000 or later, and about 19% were built before 1960.
What is Jacksonville’s climate like for this kind of work?
Florida Climate Center 1991–2020 normals for Jacksonville International Airport show a July average high of 91.9°F, a January average low of 42.9°F, 2,803 cooling degree days, 1,228 heating degree days, and 53.4 inches of rain a year, with June the wettest month at 7.6 inches.
Who issues the permit in Jacksonville?
City of Jacksonville Building Inspection Division handles local permits and inspections under the Florida Building Code. Confirm licensing and permit requirements with the contractor and with that office before work starts.
Sources for local facts on this page
We used public records and official reports. We did not invent statistics, reviews, or licenses.
- Florida Climate Center, Jacksonville International Airport 1991–2020 normals
- U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, Jacksonville median year built 1987 and year-built counts, via Census Reporter
- JEA Water Hardness Levels by ZIP Code
- City of Jacksonville Building Inspection Division
- Jacksonville is a First Coast city with a January average low of 42.9°F and 1,228 heating degree days. East-coast tropical cyclones can bring wind and rain during the June–November hurricane season.
- Florida Department of Business and Professional Regulation, contractor licensing
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