2026 Season · KC Roster
Daikin Park, Houston, TX — opened 2000 · 41,168 seats · retractable. 2× champions · last 2022.
Every MLB player the encyclopedia attributes to the Houston Astros from profile season records, grouped by position, first season to last. Coverage follows the encyclopedia’s per-era source depth.
MLB players who spent their entire encyclopedia-attributed career with the Houston Astros — ranked by seasons of service. Tenure is the span the corpus attributes.
MLB players who wore the Houston Astros crest along the way but played for three or more franchises in all — the well-traveled careers this club was one chapter of. The count is distinct canonical franchises.
Every position room Houston Astros has passed down, steadiest first. The C room is their most stable — 4 holders across 48 years, a new one every 10 on average.
Four franchise-defining careers: VAL weighted by attributed tenure share, with a bounded bump for verified Hall of Fame and recorded award evidence.
242 player-season slots overlap another club's recorded span and are credited to neither (13.8% of considered span evidence).
Monument Timeline — who held it, season by season
1962–2026 · 3 handoffs
The holder in a season is the player with the most accumulated era-adjusted value (VAL) across attributed franchise seasons through that year — whole seasons only, never a depth-chart claim. A claim needs 3+ attributed seasons; unsettled through 1963. Relocated eras carry forward with the franchise.
Most prominent 8 of 526 shown · all 526 P →
Most prominent 8 of 84 shown · all 84 C →
Most prominent 8 of 49 shown · all 49 1B →
Most prominent 8 of 64 shown · all 64 2B →
Most prominent 8 of 55 shown · all 55 3B →
Most prominent 8 of 66 shown · all 66 SS →
Most prominent 8 of 195 shown · all 195 OF →
Most prominent 8 of 9 shown · all 9 DH →
Stadium, market-population, title and handle data are curated public facts (Wikipedia/Census/official league facts). Fan Interest, Barometer and reach tier are transparently derived from those facts — weighted (market 0.4, venue 0.2, titles 0.25, heritage 0.15), min-max within MLB — derived structural proxy, not a survey. No fan survey, sentiment scrape, or follower count is used.
+2 more rooms with a shorter average hold.
Room tenures, not starting jobs — the corpus has no per-season depth chart, so holders can overlap (a successor often arrives before his predecessor leaves) and the measure is how often the room changed hands. A holder is a player who produced real value for this club during his years here, which is what separates holding the room from being on the roster. Detected from per-season VAL (1962–2026 here; league coverage is complete from 1999) — rooms the corpus cannot value are not shown.
+144 more one-club men with the franchise.
+677 more well-traveled players who wore the crest.
65 seasons — roster, team totals and best players by VAL for each.
Best league-relative tenures in Houston Astros history — OPS+ / ERA+ vs each season's own league (100 = average), counting only seasons with the club. Park-unadjusted.
Hitters · OPS+
Pitchers · ERA+