| Tail Number / N-Number | N20838 |
| Manufacturer | CESSNA |
| Model | 182P |
| Year Built | 1972 |
| Manufacturer's Serial Number | 18261245 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | O-470 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 230 hp (172 kW) |
| Average Cruising Speed | 120 miles per hour |
| Type of Registrant | Individual |
| Owner Name | MADDEN JOHN D |
| Street | 16007 NE 51ST ST |
| City | REDMOND |
| State | WA |
| Zip Code | 98052-5240 |
| Region | Northwest Mountain |
| County | King County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1972-06-30 |
| Certificate Issue Date | 2017-12-26 |
| Last Action Date | 2020-07-16 |
| Expiration Date | 2027-12-31 |
| Status | Valid Registration |
| Mode S Code | 50331235 |
| Mode S Code Hex | A1B29D |