Jim Mosolf
Outfielder · Career Stats, Bio & Records (1929-1933)
Jim Mosolf was an outfielder who played in Major League Baseball from 1929 to 1933 for the Pittsburgh Pirates and the Chicago Cubs, a span of 5 seasons. In 118 career games, he hit .295 with 56 hits, 2 home runs, and 28 RBI. His career PIV — Baseball Data Hub's era-adjusted measure of offensive impact — is 113.
- AVG (Batting Average):
- Hits divided by at bats. .300 is the traditional mark of an excellent hitter.
- HR (Home Runs):
- Hits on which the batter circled the bases and scored, almost always by clearing the outfield fence.
- RBI (Runs Batted In):
- Runs that scored as a direct result of a batter's plate appearance.
- OPS (On-Base Plus Slugging):
- On-base percentage plus slugging percentage, the quickest single summary of offensive value. .900 or better is star-level.
Data updated
- Position
- Outfielder
- Bats / Throws
- L / R
- Height / Weight
- 5'10" / 186 lb
- Died
- 12/28/1979 in Dallas, OR, USA
- MLB Debut
- 1929-09-09
- Last Game
- 1933-09-19
Full name: James Frederick Mosolf
Career Batting Statistics
| G | AB | R | H | 2B | 3B | HR | RBI | SB | BB | SO | AVG | OBP | SLG | OPS | PIV |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 118 | 190 | 39 | 56 | 9 | 3 | 2 | 28 | 0 | 22 | 21 | .295 | .374 | .405 | .779 | 113 |
Career AVG .295 vs. league average .283 across their career seasons — near league average.
Career OBP .374 vs. league average .345 across their career seasons — +8.4% above league average.
Career SLG .405 vs. league average .404 across their career seasons — near league average.
Career OPS .779 vs. league average .749 across their career seasons — near league average.
Season-by-Season Batting
Click a stat to plot it across every season.
| Year | Team | Lg | G | AB | R | H | 2B | 3B | HR | RBI | SB | BB | SO | AVG | Lg AVG | Lg OBP | Lg SLG | Lg OPS | PIV |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1929 | PIT | NL | 8 | 13 | 3 | 6 | 1 | 1 | 0 | 2 | 0 | 1 | 1 | .462 | — | — | — | — | 0.0 |
| 1930 | PIT | NL | 40 | 51 | 16 | 17 | 2 | 1 | 0 | 9 | 0 | 8 | 7 | .333 | .293 (+13%) | .354 (+20%) | .429 (-4%) | .784 (+7%) | 92.5 |
| 1931 | PIT | NL | 39 | 44 | 7 | 11 | 1 | 0 | 1 | 8 | 0 | 8 | 5 | .250 | — | — | — | — | 8.6 |
| 1933 | CHN | NL | 31 | 82 | 13 | 22 | 5 | 1 | 1 | 9 | 0 | 5 | 8 | .268 | .270 (-1%) | .329 (-1%) | .377 (+3%) | .707 (+1%) | 12.3 |
| Career · 4 seasons | 118 | 190 | 39 | 56 | 9 | 3 | 2 | 28 | 0 | 22 | 21 | .295 | — | — | — | — | 113 | ||
Lg columns show the league average for that season, with the player's figure as a percentage above or below it. Career totals the seasons listed above.
Season-by-Season Pitching
Click a stat to plot it across every season.
| Year | Team | Lg | W | L | G | GS | CG | SHO | SV | IP | H | ER | BB | SO | ERA | Lg ERA | Pitcher PIV |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1930 | PIT | NL | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0.1 | 1 | 1 | 0 | 1 | 27.00 | — | 0.0 |
| Career · 1 season | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0.1 | 1 | 1 | 0 | 1 | 27.00 | — | 0 | ||
Lg columns show the league average for that season, with the player's figure as a percentage above or below it. Career totals the seasons listed above.
Game Log & Splits
View full game log (119 games) →Per-game data from Retrosheet (regular season, through 2025).
Batting — Home / Away
| Split | G | AB | R | H | HR | RBI | AVG |
|---|---|---|---|---|---|---|---|
| Home | 60 | 104 | 18 | 29 | 1 | 13 | .279 |
| Away | 58 | 86 | 21 | 27 | 1 | 16 | .314 |
Pitching — Home / Away
| Split | G | IP | H | ER | BB | SO | ERA |
|---|---|---|---|---|---|---|---|
| Away | 1 | 0.1 | 1 | 0 | 0 | 1 | 0.00 |
Last 10 Games — Batting
| Date | Tm | Opp | Res | AB | R | H | 2B | 3B | HR | RBI | BB | SO |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1933-09-19 | CHC | BRO | L | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1933-09-15 | CHC | NY1 | L | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1933-09-15 | CHC | NY1 | L | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1933-08-30 | CHC | BRO | L | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1933-08-30 | CHC | BRO | W | 3 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 |
| 1933-08-29 | CHC | BRO | W | 3 | 1 | 2 | 0 | 0 | 1 | 2 | 1 | 0 |
| 1933-08-29 | CHC | BRO | L | 4 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1933-08-27 | CHC | BRO | L | 3 | 0 | 1 | 1 | 0 | 0 | 1 | 1 | 0 |
| 1933-08-27 | CHC | BRO | W | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
| 1933-08-26 | CHC | PHI | L | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
Last 1 Games — Pitching
| Date | Tm | Opp | Dec | IP | H | R | ER | BB | SO | HR |
|---|---|---|---|---|---|---|---|---|---|---|
| 1930-09-16 | PIT | PHI | — | 0.1 | 1 | 0 | 0 | 0 | 1 | 0 |
Career Games by Position
Circle size = games played at each position.
| Position | Games |
|---|---|
| Pitcher | 1 |
| Left Field | 28 |
| Center Field | 3 |
| Right Field | 10 |
Jim Mosolf: the record in brief
Jim Mosolf played a first major league game on September 9, 1929 and a last one on September 19, 1933. The team column moves through the Pittsburgh Pirates (1929 through 1931) and the Chicago Cubs (1933). Mosolf played primarily as an outfielder and threw right-handed and batted left-handed. Born on August 21, 1905, in Puyallup, WA, USA, Mosolf was listed at 5'10" and 186 pounds. Mosolf's death is recorded on December 28, 1979, in Dallas, OR, USA. The given name on file is James Frederick Mosolf.
In 118 games and 190 at bats, Mosolf batted .295 with 56 hits; the totals also include 2 home runs and 28 runs batted in. Mosolf got on base at a .374 rate and slugged .405 (.779 OPS). Against a .283 league average for those years, Mosolf's .295 average was near the norm. Mosolf collected a career-high 22 hits in 1933. The Lg AVG column puts Mosolf's 1930 at .333 against .293, the widest margin among the busiest seasons at 13%.
Frequently Asked Questions about Jim Mosolf
- What years did Jim Mosolf play?
- Jim Mosolf played in Major League Baseball from 1929 to 1933.
- Was Jim Mosolf a pitcher?
- No. Jim Mosolf was a position player (Outfielder), though he did pitch in 1 career game.
- How many home runs did Jim Mosolf hit?
- Jim Mosolf hit 2 career home runs with 56 hits.
- What teams did Jim Mosolf play for?
- Jim Mosolf played for 2 teams: the Pittsburgh Pirates (1929–1931) and the Chicago Cubs (1933).
- What were Jim Mosolf's career stats?
- In 118 games, Jim Mosolf had 56 hits, 2 home runs, 28 RBI, and 39 runs, with a .295 batting average.
- What position did Jim Mosolf play?
- Jim Mosolf played primarily as an outfielder, the position where he appeared in the most games.
- How tall was Jim Mosolf and how much did he weigh?
- Jim Mosolf was listed at 5 feet 10 inches and 186 pounds.
- How many home runs did Jim Mosolf hit each season?
- Jim Mosolf's home runs by season: 0 in 1929, 0 in 1930, 1 in 1931, and 1 in 1933. His most in one season was 1, in 1931 and 1933.
- What was Jim Mosolf's career batting average?
- Jim Mosolf batted .295 over his career, with 56 hits in 190 at bats.
- How many RBI did Jim Mosolf have?
- Jim Mosolf drove in 28 runs in his career.
- What was Jim Mosolf's career ERA?
- Jim Mosolf finished with a 27.00 career ERA, going 0-0 with 1 strikeouts.
- Is Jim Mosolf in the Hall of Fame?
- No. Jim Mosolf has not been inducted into the National Baseball Hall of Fame.