A Craftsman 5HP 25-gallon air compressor typically costs about $150-$450 used, with an average asking price near $275 for a working unit in ordinary condition. The final price depends on the model number, tank condition, motor and pump performance, included accessories, and local demand; comparable new compressors may cost more but are not necessarily equivalent.
| Item | Low | Average | High | Notes |
|---|---|---|---|---|
| Used Craftsman 5HP, 25-gallon unit | $150 | $275 | $450 | Working, typical local sale |
| Refurbished or tested used unit | $250 | $400 | $600 | Price depends on repair and warranty |
| New comparable 25-gallon compressor | $350 | $500 | $700 | Different brands and specifications |
| Local pickup or delivery | $0 | $40 | $150 | Distance and loading affect charge |
What a working 25-gallon Craftsman usually sells for
For a used machine that starts reliably, builds pressure, and shuts off normally, a practical purchase range is $200-$350. Units near $150 may need a pressure switch, regulator, belt, or other attention; clean examples with a working hose, regulator, and wheels can approach $400-$450. These are typical private-sale estimates, not a guaranteed retail price.
Condition and proof of operation matter more than the 5HP label alone. Craftsman sold multiple compressor models over time, and horsepower claims, pump designs, voltage, and airflow ratings can differ. Check the model and serial plate before comparing prices, and confirm whether the stated 5HP is running horsepower or a marketing description.
Assumptions: U.S. private-party sale, standard 25-gallon tank, ordinary wear, local pickup, and no major repair required.
How the pump, motor, and tank shape the quote
Most used-machine pricing reflects whether the core components work; cosmetic wear usually has less impact. A buyer should test the compressor under power when possible and include likely repairs in the offer rather than valuing accessories as if they were new.
| Quote component | Typical used value or expense | What to check | Price effect |
|---|---|---|---|
| Pump and motor | $100-$250 of machine value | Starts, cycles, and builds pressure | Major failures can erase resale value |
| Tank and drain | $50-$125 of machine value | Rust, leaks, drain condition | Severe corrosion is a safety concern |
| Regulator and gauges | $20-$60 to replace | Stable outlet pressure and readable gauges | Small repair deduction |
| Belt, hose, and fittings | $15-$100 to replace | Cracks, leaks, missing parts | Usually negotiable repair costs |
| Delivery or loading | $40-$150 | Stairs, distance, vehicle access | Can exceed savings on a cheap listing |
A corroded tank is not a routine bargain repair. If the tank shows deep pitting, bulging, or active leakage, avoid treating it as a simple parts-cost deduction; pressure-vessel condition affects safe use.
Why model number, voltage, and airflow change value
Two compressors described as 5HP and 25 gallons may not deliver the same performance. Check the nameplate for voltage, amperage, maximum pressure, and cubic feet per minute (CFM), then compare those specifications with the intended tools. A unit that cannot keep up with a spray gun or impact wrench may be worth less even if its tank size matches.
Tank capacity also changes the buying scenario. A 25-gallon tank stores more air than a small portable model, but it does not establish the pump’s continuous output. If the pump is rated below about 5 CFM at 90 PSI, tools with sustained demand above that level may require frequent recovery pauses. A longer recovery time or repeated thermal shutdown can point to wear or an unsuitable match.
Model-specific parts availability can shift the offer by $50-$150. Before buying an older unit, search the model number for replacement pump, switch, and motor parts and confirm that the electrical supply matches the available circuit.
How much labor and delivery add to a compressor purchase
A private sale generally has no installation labor charge, but moving a bulky compressor can require a second person or paid delivery. Local delivery often runs $40-$150, with stairs, long carries, or out-of-area travel pushing the quote upward. For a shop installation, allow roughly 1-3 labor hours at $75-$125 per hour for positioning, basic connection, and leak checks; new electrical work is extra.
Labor estimate: 1-3 hours × $75-$125 per hour equals about $75-$375. The actual charge depends on access, whether a suitable outlet and air line already exist, and whether the work includes electrical changes.
Are refurbished Craftsman units worth more than used listings
A tested, refurbished compressor may justify $300-$600 if the seller documents the work and provides a short warranty. That premium is most defensible when the repair includes a meaningful part such as the pump, motor, or pressure switch, rather than cleaning and repainting. Ask for a written list of replaced components and the warranty period.
A comparable new 25-gallon compressor commonly falls around $350-$700, depending on brand, pump type, and published airflow. It may include a manufacturer warranty and easier parts support, but specifications must be compared directly. A new machine at $450 may be a better value than a $400 used Craftsman if it has suitable CFM, voltage, and service coverage.
Where U.S. used-compressor prices run higher or lower
Private-sale prices can vary by roughly 10%-25% across markets. Dense metro areas with active garage and contractor listings may support higher asking prices, while rural areas can offer lower prices but fewer units and longer pickup trips. Regional differences are not fixed: local supply, condition, and urgency often matter more than state lines.
Seasonality is modest compared with condition. Listings may move faster during spring and summer when garage projects and outdoor work increase, while winter can bring more negotiation room in some areas. A buyer should compare nearby listings with the same tank size and similar specifications rather than assuming a national average applies exactly.
Which repairs justify lowering a $275 asking price
Use specific, verified defects to negotiate. A leaking hose or faulty gauge is usually a limited expense, while a compressor that will not reach shutoff pressure may need diagnosis before its value can be estimated. Ask the seller to run it long enough to fill the tank, listen for unusual knocking, and confirm that pressure holds after shutdown.
Subtract documented repair estimates from the price, but do not buy an unsafe tank to save money. Compare the adjusted total, including transport, with a tested used unit or a new comparable model. Avoid paying extra for accessories that are already included in the target price, and confirm the exact model before arranging pickup.