Aircraft Co-Ownership in Washington
290 co-owned aircraft are registered to non-married partners in Washington, making it the #5 state for shared general aviation in the US (July 2026). Here is how aircraft partnerships in Washington are structured and how costs are split.
290
FAA Registry Data#5
Nationwide Volume1967
Manufacture Year2 Owners: 253
3: 27 | 4: 7 | 5+: 3What a Shared Aircraft Costs in Washington
Weighted across the 290 co-owned aircraft actually registered in Washington — not a national average. Washington groups skew toward the types listed below, which is what moves these numbers relative to other states.
$89/hr
$17/hr
$604/mo
2.17
Split between the 2.17 partners a typical Washington group runs, that is about $278 each per month in fixed dues before anyone flies, plus $89 an hour once they do. Hangar rates and insurance vary widely within a state, so treat the fixed figure as a starting point and put your own numbers into the calculator below.
Most Popular Shared Aircraft in Washington
The top co-owned aircraft types registered in Washington:
Calculate Washington Partnership Dues & Operating Costs
Frequently Asked Questions — Washington Co-Ownership
How many co-owned aircraft are registered in Washington?
As of July 2026, Washington has 290 shared co-owned aircraft registered in the FAA database, ranking #5 nationwide.
What are the most popular co-owned aircraft types in Washington?
The top co-owned aircraft models in Washington include Cessna 172 (11), Piper PA-28-140 (8), Cessna 172M (7), Piper J3C-65 (7), Piper PA-28-180 (5).
What does a typical co-owned aircraft cost to run in Washington?
Weighted across the 290 co-owned aircraft actually registered in Washington, the typical machine runs about $89 per hour all-in, of which roughly $17 should go to the engine reserve, plus around $604 a month in fixed costs before the annual. Split between the 2.17 partners a Washington group averages, that is roughly $278 each in monthly dues.