In 1882, Swartwood led the American Association in runs (87), doubles (18), and total bases (161). He was the league batting champion in 1883 with a .357 average and also led the league in hits (147) and OPS+ (188). Swartwood finished in the top 10 in many offensive categories during his career, including batting average (three times), on-base percentage (five times), slugging percentage (three times), and bases on balls (six times).[2]
Swartwood's MLB career totals included 725 games played, a .300 batting average, 863 hits, 14 home runs, and 608 runs scored. He played in the minor leagues until 1893. After his playing career was over, Swartwood became an umpire. He umpired in the majors in 1894 and then from 1898 through 1900, totaling 429 games.[1]