Furnace installation cost in Jacksonville compared to heat pump

A furnace installation in Jacksonville costs $3,800 to $7,500 in 2026, while a heat pump installation costs $6,200 to $13,500. The furnace is cheaper up front because it only heats; the heat pump costs more because it heats and cools, and it replaces your air conditioner instead of sitting next to it. That single difference drives almost every other number in this article.

We install both systems across Duval County, and the right answer depends on what equipment you already have, how old your ductwork is, and whether you are replacing a furnace alone or a furnace plus an AC at the same time. Below we break down 2026 pricing, operating costs, and the mistakes that turn a $5,000 job into a $9,000 one.

Furnace installation cost in Jacksonville compared to heat pump: the short answer

Furnace installation cost in Jacksonville compared to heat pump is roughly 35 to 45 percent lower for the furnace, but that gap narrows fast once you factor in the air conditioner you still need. A furnace heats only. A heat pump heats and cools, so if your AC is also near end of life, the heat pump often ends up cheaper on a combined basis.

For context, a heat pump is an electric HVAC system that moves heat rather than generating it, which is why it can both warm and cool your home from the same outdoor unit. In Jacksonville's climate, that dual capability matters more than it does in a place like Minneapolis, because our cooling season runs longer than our heating season.

Typical 2026 pricing in this area lands like this:

• Gas furnace only: $3,800 to $7,500 installed
• Heat pump only: $6,200 to $13,500 installed
• Furnace plus new AC: $8,500 to $16,000 installed
• Heat pump replacing furnace and AC: $6,200 to $13,500 installed

If you want a straight answer for your house, our team runs load calculations before quoting anything. You can see the full range of what we handle on our hvac jacksonville FL page.

How much does furnace installation cost in Jacksonville FL in 2026?

Furnace installation cost in Jacksonville FL depends on three things: the size of the unit in BTUs, the efficiency rating, and how much ductwork or venting has to change. A straightforward swap of an existing 80,000 BTU gas furnace in a 1,800 square foot home usually runs $3,800 to $5,500. Add a high-efficiency condensing furnace, new flue, and a few duct repairs, and you are looking at $6,500 to $7,500.

Here is what moves the number:

• Unit size: A 60,000 BTU furnace for a 1,200 sq ft home costs less than a 120,000 BTU unit for a 3,000 sq ft home. Expect $400 to $900 difference between sizes.
• Efficiency: An 80% AFUE furnace is the budget option. A 96% AFUE condensing furnace adds $1,200 to $2,200 but cuts gas use by roughly 15 to 18 percent.
• Venting: Standard atmospheric venting is cheap. Condensing furnaces need PVC intake and exhaust, which adds $300 to $800 if the run is long.
• Ductwork: If your ducts leak 20 percent of their air, sealing them during install adds $600 to $1,500 but pays back within a few seasons.
• Electrical and permits: A new circuit, disconnect, and Duval County permit typically add $250 to $500.

Older homes in Riverside, Avondale, and San Marco often have undersized returns and original 1950s ductwork. We see those jobs land at the top of the range because the furnace itself is the cheap part. If your ducts are the real problem, hvac duct sealing jacksonville FL is often the better first spend.

Heat pump installation cost in Jacksonville FL in 2026

Heat pump installation cost in Jacksonville FL runs $6,200 to $13,500 for a full replacement, and the spread is wider than the furnace spread because heat pumps come in more configurations. A standard 3-ton split heat pump for a 1,800 square foot home typically lands at $7,500 to $9,800 installed. A variable-speed, high-SEER2 unit with a communicating thermostat pushes past $12,000.

What drives the price:

• Tonnage: 2-ton units start around $6,200. 4-ton and 5-ton units for larger homes run $11,000 and up.
• Efficiency: A 14.3 SEER2 builder-grade unit is the floor. A 20 SEER2 variable-speed unit adds $2,500 to $4,000 and cuts cooling bills noticeably in July and August.
• Refrigerant type: R-410A is being phased down. R-454B and R-32 systems cost $300 to $700 more but are the future-proof choice.
• Line set and electrical: Replacing the line set adds $400 to $900. A new 240V circuit and disconnect adds $350 to $700.
• Cold-climate or standard: Jacksonville does not need a cold-climate heat pump. Standard units handle our 30s just fine and save $1,000 to $2,000.

If you are replacing a heat pump that died in the middle of summer, we can usually get a new one in within a day or two. Our heat pump installation jacksonville FL page covers what a full swap involves from start to finish.

Furnace vs heat pump cost in Jacksonville: the numbers side by side

Furnace vs heat pump cost in Jacksonville comes down to whether you are buying one system or replacing two. Here is the honest comparison for a typical 1,800 square foot home:

• Furnace only, replacing an existing furnace: $3,800 to $7,500
• Heat pump only, replacing an existing heat pump: $6,200 to $13,500
• Furnace plus new AC: $8,500 to $16,000
• Heat pump replacing both furnace and AC: $6,200 to $13,500

That last line is the one most homeowners miss. If your AC is 12 years old and your furnace is 15, replacing both with a single heat pump is often cheaper than buying a furnace and an AC separately. You also end up with one system to maintain instead of two.

The furnace still wins when your AC has plenty of life left. If your air conditioner was installed in 2021 and runs fine, spending $4,500 on a furnace beats spending $9,000 on a heat pump you do not need yet.

Operating costs: what you actually pay each month

Operating cost in Jacksonville favors the heat pump for most homes, because our mild winters mean the heat pump runs in its efficient range almost all year. A gas furnace in a 1,800 square foot home costs roughly $55 to $95 per month to run in January and February. A heat pump running in heating mode costs $70 to $120 per month in the same months, but it also cools your home from March through November at a lower cost than a 10-year-old AC.

Over a full year, the numbers usually look like this:

• Gas furnace plus 14 SEER AC: $1,850 to $2,400 in combined gas and electric
• 16 SEER2 heat pump only: $1,600 to $2,100 in electric
• 20 SEER2 variable-speed heat pump: $1,350 to $1,800 in electric

Those savings add up to $300 to $600 per year on the high-efficiency heat pump. Over a 15-year lifespan, that is $4,500 to $9,000 - enough to erase the up-front price gap entirely.

One Jacksonville-specific wrinkle: if your home already has natural gas service from TECO or JEA, the furnace is cheaper to install and the gas line is already there. If you are on electric only, adding a gas line for a furnace costs $1,200 to $3,500, which usually kills the furnace's price advantage.

Which is better, furnace or heat pump, in Jacksonville?

Which is better, furnace or heat pump, in Jacksonville depends on three questions: what fuel you already have, how old your AC is, and how long you plan to stay in the home. Answer those and the choice is usually obvious.

Choose a furnace if:

• You already have natural gas service and a working gas line to the unit
• Your air conditioner is under 8 years old and running well
• You want the lowest possible up-front cost
• You are heating a small home or a single zone

Choose a heat pump if:

• Your AC is 10 years or older and due for replacement anyway
• You are on electric only and do not want to pay for a gas line
• You want one system instead of two
• You plan to stay in the home 7 years or longer and want the lower operating cost

We install both, and we do not push one over the other. If your ducts are in rough shape, we will tell you before we quote equipment, because a $9,000 heat pump on leaky ducts performs like a $5,000 one. Our heating installation jacksonville FL team handles both furnace and heat pump swaps and can walk you through the math on your specific house.

Common mistakes we see on Jacksonville installs

The most expensive mistake we see is sizing a new system off the old one instead of running a load calculation. A 2005 furnace was sized for 2005 windows and 2005 insulation. If you have replaced windows or added attic insulation since then, the old tonnage is wrong, and you will pay for it in comfort and electric bills for the next 15 years.

Other mistakes we fix regularly:

• Skipping the Manual J. A proper load calculation takes 45 minutes and prevents oversizing. Oversized systems short-cycle, which wears out compressors and leaves rooms humid.
• Reusing the old line set on a heat pump swap. If the old system used R-22, the line set has to be replaced or flushed. Reusing it contaminates the new refrigerant and voids the warranty.
• Ignoring the ductwork. A new 20 SEER2 heat pump on ducts that leak 25 percent of their air performs like a 14 SEER2 unit. We test duct leakage before we quote.
• Buying the biggest unit the salesman can sell. Bigger is not better. It is louder, less efficient, and less comfortable.
• Forgetting the permit. Duval County requires a permit for equipment changeouts. Unpermitted work causes problems at resale and can void your homeowner's insurance coverage on a claim.

We also see homeowners try to stretch a failing system through one more summer. If your unit is 15 years old and you have paid for two repairs in the last 18 months, the math has already turned against you. Our heating repair jacksonville FL techs will tell you honestly whether a repair buys you a season or just delays the inevitable.

When to call a professional

Call a professional when your system is 12 years or older, when you have paid for two or more repairs in the last two years, or when your energy bills have climbed more than 20 percent year over year without a rate increase. Those are the three signals that a replacement will cost less than another round of repairs.

You should also call us before you buy equipment online. We see homeowners order a heat pump that does not match their ductwork or electrical panel, then pay us to make it work. A 15-minute phone call before you buy saves that headache.

AirCrest Jacksonville HVAC installs furnaces and heat pumps across Duval County, and we quote the whole job - equipment, labor, permit, and any ductwork - before we start. No surprise line items on the invoice.

Frequently Asked Questions

How much does furnace installation cost in Jacksonville FL?

Furnace installation in Jacksonville costs $3,800 to $7,500 in 2026 for a standard swap. High-efficiency condensing furnaces, new venting, and duct repairs push the top of that range. Homes without an existing gas line add $1,200 to $3,500 for the line itself.

Is a heat pump cheaper than a furnace in Jacksonville?

Not up front - a heat pump costs $6,200 to $13,500 versus $3,800 to $7,500 for a furnace. But a heat pump also replaces your air conditioner, so if your AC is due for replacement, the heat pump is often $2,000 to $4,000 cheaper than buying both a furnace and a new AC.

Which is better, furnace or heat pump, in Jacksonville?

Heat pumps win for most Jacksonville homes because our mild winters let them run efficiently year-round and they replace two systems with one. Furnaces win when you already have gas service and your AC has years of life left. Both work well here.

Do you offer financing for furnace or heat pump installation in Jacksonville?

Yes. We offer financing on both furnace and heat pump installations, with terms from 12 to 120 months. Most homeowners qualify for a monthly payment in the $90 to $220 range depending on system and term. Ask when you book your quote.

How long does installation take?

A furnace swap takes 4 to 6 hours. A heat pump replacement takes 6 to 10 hours, or a full day if we replace the line set and electrical. We schedule most installs within 3 to 5 business days of an accepted quote.

Get help with hvac in jacksonville

Whether you land on a furnace or a heat pump, the right call is the one based on your actual house, not a generic chart. We will run the load calculation, check your ducts, and quote the full job before anyone touches a wrench.

Call AirCrest Jacksonville HVAC at (312) 638-0812 to schedule your installation quote.