Live Pricing · Updated March 2026
Real installed prices for Allen homeowners — from $9,440. No sales pitch, no hidden fees, no email required.
No email. No phone number. Just your price.
Avg Home Size
2,500–4,200 sq ft
Typical System
3.5–5 ton
Homes Built
1990–2020
Installed with warranty. Price shown = price you pay.
AC System
Gas furnace + AC condenser
from $9,440
installed w/ warranty
Heat Pump
Dual-fuel heat pump system
from $12,003
installed w/ warranty
All-Electric
No gas line required
from $9,440
installed w/ warranty
Allen sits right in the sweet spot for HVAC replacement timing in DFW. Most Allen homes were built between 1995 and 2010 — putting the bulk of the city's housing stock at 16–31 years old. That means a huge number of original AC systems are either already past their useful life or hitting it right now. If you live in Twin Creeks, Waterford Parks, or any Allen neighborhood built before 2005, your system is statistically overdue for replacement.
Allen homes are predominantly two-story, 2,500–4,000 sq ft construction typical of the late 1990s and 2000s Collin County building boom. The standard installation is a 3.5 or 4-ton system, though larger homes in Twin Creeks and Montgomery Farm require 4.5–5 ton units. Allen's consistent housing stock means pricing is very predictable — fewer surprises than you'd find in cities with more varied home ages.
One thing Allen homeowners should watch for: many homes built 1995–2004 originally came with R-22 (Freon) systems. R-22 was phased out of production in 2020, and the remaining supply is extremely expensive — $150–$300 per pound to recharge. If your Allen home still has an R-22 system, any major repair should be weighed against full replacement with a modern R-410A system.
The City of Allen requires mechanical permits for HVAC replacement. Allen's building department is efficient and inspections are typically scheduled within 2 business days. All permit fees and inspection coordination are included in our pricing.
HVAC replacement costs and considerations vary by neighborhood. Here's what to expect in the most common Allen communities:
Twin Creeks
Large master-planned community (1995–2010), 2,500–4,500 sq ft. Many original systems have already been replaced once. Homes in the 2000–2005 vintage are hitting second replacement window.
Waterford Parks
Established community (2000–2008), 2,800–3,800 sq ft. Most homes are 18–26 years old — peak replacement time.
Montgomery Farm
Newer upscale development (2014+), 3,000–5,000 sq ft. Modern systems still under warranty.
Ridgeview
Mixed vintage 1996–2005, 2,200–3,200 sq ft. Straightforward replacement projects with good attic access.
Star Creek
Newer community (2017+), 2,500–4,000 sq ft. Original systems performing well.
Financing Available for Allen Homeowners
8.99% APR · 12 year terms · As low as $114/mo per $10,000
No prepayment penalties. Apply during your free assessment.
No email. No phone number. Just your price.
A complete AC replacement in Allen costs between $9,440 and $18,545 installed in 2026, depending on system type (AC, heat pump, or all-electric), tonnage (2–5 tons), and efficiency tier (Economy, Performance, or Premium). Every price includes the full system, labor, materials, permits, and 10-year warranty.
Every installation includes the new outdoor unit (condenser or heat pump), indoor unit (furnace or air handler), evaporator coil, copper line set, concrete pad, Ecobee smart thermostat, all ductwork connections, permit and city inspection, old system removal, and a 10-year parts and labor warranty.
A standard HVAC replacement takes one day — typically 6–8 hours from start to finish. Your new system will be running the same day. Complex multi-zone installations may extend to a second day.
Yes. We offer 8.99% APR financing over 12 years, bringing monthly payments to approximately $114 per $10,000 financed. No prepayment penalties. Apply during your free assessment.
System sizing depends on your home's square footage, insulation quality, number of stories, window area, duct condition, and sun exposure. Most Allen homes (2,500–4,200 sq ft) need a 3.5–5 ton ton system. We perform a full load calculation on every job to ensure proper sizing — not just a guess based on square footage.
Spring (March–May) and fall (October–November) offer the best combination of comfortable weather and contractor availability. Summer emergency replacements typically cost 20–30% more due to demand and urgency. If you know your system is aging, plan ahead and replace before it fails in July.
If your Twin Creeks home was built before 2005 and you're still on the original system, it's likely past its recommended lifespan. Warning signs: repairs more than once per year, electricity bills climbing despite similar usage, uneven temperatures room-to-room, system running constantly on hot days without reaching set temperature, or any R-22 refrigerant leak.
The City of Allen mechanical permit fee is typically $75–$150 depending on the scope of work. This is included in our installed price — you won't see a separate line item for permits.
Every Allen installation is handled by Varsity Zone HVAC — licensed, insured, and serving the Dallas–Fort Worth metroplex. We're not a lead generation service that sells your info to four contractors. We're the contractor. One company, one price, one point of contact from quote to installation to warranty service.
Our pricing is transparent because we believe you deserve to know what you're paying before anyone shows up at your door. No "free estimates" that turn into high-pressure sales pitches. No bait-and-switch pricing. See your real price online in 30 seconds.
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Installed by Varsity Zone HVAC · Licensed · Insured · Serving Allen and 34 North Texas cities · © 2026 DFW Air Cost