Maule M7 Cost of Ownership: Backcountry STOL Single with Exceptional Capability
The Maule M7 is a purpose-built backcountry aircraft that combines exceptional short-field performance with modern efficiency and comfort. Produced since the 1990s by Maule Air, the M7 series offers multiple variants optimized for backcountry and rough-field operation. The aircraft features outstanding STOL capability, excellent useful load, rugged construction, and strong climb performance. For operators committed to backcountry flying, backcountry skiing, or bush operations, the Maule M7 is an exceptional platform. Here's the comprehensive financial picture of ownership.
Cost Overview: Maule M7
Purchase Price
$60,000–$300,000
Annual Fixed Costs
(100 hrs)
$4,500–$6,000
Hourly Operating Cost
$100–$150/hr
Fuel Burn
8–14 GPH
Purchase Cost: Investing in Backcountry Excellence
The Maule M7 series includes multiple variants designed for different missions: the M7-235 (naturally aspirated), M7-260 (increased horsepower), and specialized variants for float operation or tailwheel configuration. All variants share the rugged M7 philosophy.
Current Market Prices (2024-2025):
Used Maule M7 aircraft range from $60,000 (high-time models from the 1990s needing refreshing) to $300,000 (well-maintained recent models with low hours). Typical good-condition M7 examples from the 2000s average $120,000-$200,000. Float-equipped variants may cost more.
What Affects Pricing: Engine time since major overhaul is critical. Aircraft with 0-300 SMOH command premiums. Configuration affects value—wheel, float, or tailwheel versions carry different price points. Avionics packages vary. Aircraft used for backcountry operations often have excellent maintenance records reflecting rugged use. Paint and interior condition affect pricing.
Fuel Consumption and Operating Economics
The Maule M7's fuel economy is excellent, reflecting its efficient design and proven powerplants. This makes it economical for extended backcountry missions.
Fuel Burn Specifications:
The Maule M7 burns approximately 8-14 gallons per hour depending on engine variant and power settings. Most M7-235 and M7-260 models cruise at 10-11 GPH. This translates to fuel costs of:
- At $5.00/gallon: $40-$70 per flight hour
- At $5.40/gallon: $43-$75 per flight hour
- At $6.00/gallon: $48-$84 per flight hour
Fuel represents approximately 40-50% of hourly variable operating costs. The M7's exceptional fuel economy combined with its backcountry capability makes it extraordinarily economical for serious bush operations.
Engine Overhaul and Maintenance
The Maule M7 uses proven Lycoming engines designed for reliable operation in demanding backcountry environments.
Engine Specifications:
Maule M7 variants use Lycoming O-360 or O-540 engines producing 180-260 HP with 1,800-2,000 hour TBO. Engine overhauls cost approximately $18,000-$28,000 depending on variant. Engine reserves should be budgeted at $15-$25 per flight hour.
Annual Maintenance:
Annual inspection typically costs $1,200-$1,800. Total annual maintenance including inspection, routine maintenance, and reserves averages $3,500-$4,500. The M7's rugged design and straightforward systems make maintenance predictable.
Why Maule M7 Maintenance is Reliable: Lycoming engines are widely supported. Maule systems are rugged and straightforward. Bush communities often have experienced Maule technicians. The M7's design simplicity aids maintainability. Parts availability is good through specialty suppliers.
Insurance and Pilot Requirements
Annual Insurance Costs:
Insurance for a Maule M7 ranges $1,000-$2,000 per year for comprehensive hull and liability coverage. Backcountry insurance may be specialized but remains affordable.
Pilot Requirements: Private pilot license required. Complex endorsement required (retractable gear variants). Backcountry flying requires mountain flying experience and often insurance-mandated endorsements.
Total Cost of Ownership: Maule M7
Annual Scenario: 100 Hours Flying/Year
| Expense Category | Annual Cost | Per Hour |
|---|---|---|
| Fuel (10.5 GPH @ $5.40/gal) | $5,670 | $56.70 |
| Oil & Misc Variable | $300 | $3.00 |
| Engine Reserve | $1,200 | $12.00 |
| Maintenance Reserve | $900 | $9.00 |
| Annual Inspection | $1,400 | $14.00 |
| Insurance | $1,500 | $15.00 |
| Tie-Down Storage | $1,000 | $10.00 |
| Subscriptions & Misc | $500 | $5.00 |
| TOTAL | $12,470 | $124.70 |
Annual Scenario: 200 Hours Flying/Year
| Expense Category | Annual Cost | Per Hour |
|---|---|---|
| Fuel (10.5 GPH @ $5.40/gal) | $11,340 | $56.70 |
| Oil & Misc Variable | $600 | $3.00 |
| Engine Reserve | $2,400 | $12.00 |
| Maintenance Reserve | $1,800 | $9.00 |
| Annual Inspection | $1,400 | $7.00 |
| Insurance | $1,500 | $7.50 |
| Tie-Down Storage | $1,000 | $5.00 |
| Subscriptions & Misc | $500 | $2.50 |
| TOTAL | $20,540 | $102.70 |
At 200 annual hours, total ownership costs run approximately $20,540 per year, with per-hour costs dropping to $102.70. This is exceptional value for a backcountry-capable aircraft.
Why Own a Maule M7?
- Backcountry Capability: STOL performance (250-300 ft takeoff) unmatched in class
- Excellent Useful Load: 1,300-1,500 lbs for serious backcountry missions
- Rugged Construction: Built for rough-field operation and demanding environments
- Fuel Efficiency: Outstanding economy at 8-14 GPH
- Climb Performance: Strong climb for high-altitude backcountry work
- Reliable Engines: Proven Lycoming powerplants with excellent track record
- Affordability: Exceptional value for backcountry capability
Frequently Asked Questions
What does a used Maule M7 aircraft cost?
Used Maule M7 aircraft range from $60,000 (high-time models from the 1990s) to $300,000 (well-maintained recent models with low hours). Typical good-condition M7 examples from the 2000s average $120,000-$200,000. The M7 offers excellent value for backcountry operations.
How much fuel does a Maule M7 burn?
The Maule M7 burns approximately 8-14 gallons per hour depending on engine variant and power settings. Most models cruise at 10-11 GPH, translating to fuel costs of roughly $54-$75 per flight hour at current Avgas prices of $5.40/gallon.
What is the Maule M7 engine overhaul cost?
Maule M7 engines (Lycoming O-360, O-540 variants) have 1,800-2,000 hour TBO. Engine overhauls cost approximately $18,000-$28,000 depending on variant. Engine reserves should be budgeted at $15-$25 per flight hour.
What are annual insurance costs for a Maule M7?
Annual insurance for a Maule M7 ranges $1,000-$2,000 depending on pilot experience, hull value, and coverage. Insurance costs are moderate for a high-performance backcountry single.
What is the total annual cost to own a Maule M7?
At 100 hours of annual flying, total ownership costs average approximately $10,000-$15,000 per year, or $100-$150 per flight hour. Higher utilization reduces per-hour costs significantly, with 200+ hour users experiencing per-hour costs around $80-$110.
Is the Maule M7 suitable for backcountry operations?
Yes. The Maule M7 is specifically designed for backcountry and bush operations. It offers exceptional STOL capability (250-300 ft takeoff), high useful load, rugged construction, and excellent climb performance—making it ideal for rough-field operation.
What is the useful load for a Maule M7?
The Maule M7 has excellent useful load of approximately 1,300-1,500 pounds depending on model. This allows carrying four occupants plus substantial baggage and fuel for extended backcountry missions.
How does the Maule M7 compare to other backcountry singles?
The Maule M7 offers superior STOL performance and useful load compared to Cessna 206. It matches Piper Super Cub on rough-field capability but offers more comfort and payload. The M7 is the choice for serious backcountry operators needing modern efficiency with bush capability.
Ready to Own a Maule M7?
The Maule M7 represents the pinnacle of backcountry aircraft design, combining exceptional STOL performance, reasonable operating costs, and proven reliability. For operators committed to backcountry flying or rough-field operation, the M7 is a legendary choice.
Use our affordability calculator to evaluate Maule M7 financing options and explore acquisition strategies for backcountry flying.
Sources and Citations
1. SkyTough - Maule M7 Price, Speed, Fuel Burn & Specs
Comprehensive overview of Maule M7 specifications, performance, and operational characteristics.
2. Maule Air STOL - M7 Series Official Information
Factory specifications and technical data for Maule M7 variants and series.
3. Backcountry Pilot Forum - Maule M7 Ownership Costs
Real-world owner perspectives on M7 operating expenses and maintenance.
4. AOPA - Maule M-7 Aircraft Information
General aviation authority resources on Maule M7 operations and ownership.
5. Flying Magazine - Choose Your Mount—The Maules Do it All
Editorial perspective on Maule aircraft capabilities and positioning in backcountry market.
Note on Pricing and Data: This article reflects market conditions and pricing as of October 2025. Aircraft values, fuel prices, and insurance rates fluctuate based on market conditions. All figures represent typical cases and should be verified with current quotes before making purchase decisions.