Billy DeMars
Shortstop · Career Stats, Bio & Records (1948-1951)
Billy DeMars was a shortstop who played in Major League Baseball from 1948 to 1951 for the Philadelphia Athletics and the St. Louis Browns, a span of 4 seasons. In 80 career games, he hit .237 with 50 hits and 14 RBI.
- 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
- Shortstop
- Bats / Throws
- R / R
- Height / Weight
- 5'10" / 160 lb
- Died
- 12/10/2020 in Clearwater, FL, USA
- MLB Debut
- 1948-05-18
- Last Game
- 1951-09-28
Full name: William Lester DeMars
Career Batting Statistics
| G | AB | R | H | 2B | 3B | HR | RBI | SB | BB | SO | AVG | OBP | SLG | OPS | PIV |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 80 | 211 | 29 | 50 | 5 | 1 | 0 | 14 | 0 | 28 | 16 | .237 | .326 | .270 | .597 | -479 |
Career AVG .237 vs. league average .263 across their career seasons — 10.1% below league average.
Career OBP .326 vs. league average .341 across their career seasons — near league average.
Career SLG .270 vs. league average .388 across their career seasons — 30.4% below league average.
Career OPS .597 vs. league average .729 across their career seasons — 18.2% below 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1948 | PHA | AL | 18 | 29 | 3 | 5 | 0 | 0 | 0 | 1 | 0 | 5 | 3 | .172 | — | — | — | — | 0.0 |
| 1950 | SLA | AL | 61 | 178 | 25 | 44 | 5 | 1 | 0 | 13 | 0 | 22 | 13 | .247 | .265 (-7%) | .346 (-5%) | .401 (-29%) | .747 (-18%) | -478.7 |
| 1951 | SLA | AL | 1 | 4 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | .250 | — | — | — | — | 0.0 |
| Career · 3 seasons | 80 | 211 | 29 | 50 | 5 | 1 | 0 | 14 | 0 | 28 | 16 | .237 | — | — | — | — | -479 | ||
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 (80 games) →Per-game data from Retrosheet (regular season, through 2025).
Batting — Home / Away
| Split | G | AB | R | H | HR | RBI | AVG |
|---|---|---|---|---|---|---|---|
| Home | 38 | 108 | 19 | 27 | 0 | 8 | .250 |
| Away | 42 | 103 | 10 | 23 | 0 | 6 | .223 |
Last 10 Games — Batting
| Date | Tm | Opp | Res | AB | R | H | 2B | 3B | HR | RBI | BB | SO |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1951-09-28 | SLA | CHW | L | 4 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 |
| 1950-10-01 | SLA | CHW | W | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1950-10-01 | SLA | CHW | L | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1950-09-27 | SLA | DET | L | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1950-09-20 | SLA | MIN | L | 3 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 |
| 1950-09-19 | SLA | MIN | L | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1950-09-17 | SLA | NYY | L | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 |
| 1950-09-17 | SLA | NYY | W | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1950-09-16 | SLA | BOS | W | 4 | 1 | 3 | 0 | 0 | 0 | 1 | 0 | 0 |
| 1950-09-04 | SLA | DET | W | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
Career Games by Position
Circle size = games played at each position.
| Position | Games |
|---|---|
| Second Base | 1 |
| Third Base | 6 |
| Shortstop | 63 |
Billy DeMars: the record in brief
May 18, 1948 and September 28, 1951 bracket Billy DeMars's time in the majors: the debut and the last game on record. By club, DeMars's seasons break down as the Philadelphia Athletics (1948) and the St. Louis Browns (1950 through 1951). DeMars played primarily as a shortstop and batted and threw right-handed. The bio adds a birth date on August 26, 1925, in Brooklyn, NY, USA and a listed size of 160 pounds on a 5-foot-10 frame. DeMars died on December 10, 2020, in Clearwater, FL, USA. DeMars's full given name, per the bio, is William Lester DeMars.
The batting record for DeMars: 80 games, 50 hits in 211 at bats, and a .237 average, adding 14 runs batted in. DeMars got on base at a .326 rate and slugged .270 (.597 OPS). Set against a .263 league average for the same years, DeMars's .237 average sits 10.1% below it. By OPS the gap is 18.2% below league average (.597 against .729). 1950 produced DeMars's most hits, 44 of them for the St. Louis Browns. Even the best average among the busiest seasons, .247 in 1950, did not top the league's .265.
Frequently Asked Questions about Billy DeMars
- What years did Billy DeMars play?
- Billy DeMars played in Major League Baseball from 1948 to 1951.
- Was Billy DeMars a pitcher?
- No. Billy DeMars was a position player (Shortstop).
- How many home runs did Billy DeMars hit?
- Billy DeMars hit 0 career home runs with 50 hits.
- What was Billy DeMars's career batting average?
- Billy DeMars batted .237 over his career, with 50 hits in 211 at bats.
- How many RBI did Billy DeMars have?
- Billy DeMars drove in 14 runs in his career.
- Is Billy DeMars in the Hall of Fame?
- No. Billy DeMars has not been inducted into the National Baseball Hall of Fame.