What if you invested $1,000 in Costco in 2000? (Inflation-Adjusted)

COST · Consumer · Adjusted to 2026 dollars using BLS CPI-U data

View nominal (non-adjusted) version

A $1,000 investment in Costco in 2000 grew to $30,339 in nominal terms. But 2000 dollars had 96% more purchasing power than today. After adjusting for cumulative inflation using BLS CPI-U data, the real value of that growth works out to $15,479 in constant 2000 dollars, equivalent to a +11.0% real annualized return.

Nominal final value

$30,339

+2933.9% total return

Real value (2000 dollars)

$15,479

+1447.9% real total return

Real annualized return

+11.0%

vs. +13.9% nominal annualized

Cumulative CPI-U inflation since 2000: 96% (1 dollar in 2000 = $1.96 in 2026)

Year-by-Year (Inflation-Adjusted)

$1,000 in Costco since 2000, values in constant 2000 dollars

YearNominal ValueReal Value (2000 $)
2000$1,000$1,000
2001$945$921
2002$940$897
2003$590$551
2004$755$686
2005$973$854
2006$1,037$883
2007$1,179$974
2008$1,440$1,146
2009$964$772
2010$1,247$973
2011$1,580$1,185
2012$1,831$1,345
2013$2,468$1,776
2014$2,739$1,942
2015$3,525$2,500
2016$3,889$2,719
2017$4,268$2,918
2018$5,340$3,542
2019$5,944$3,851
2020$8,544$5,449
2021$10,199$6,192
2022$14,730$8,192
2023$15,005$8,038
2024$21,021$10,939
2025$29,816$15,212
2026$28,759$14,673

Inflation adjustment uses BLS CPI-U annual data, deflated to 2026 dollars. Nominal stock data from Yahoo Finance (split-adjusted closing prices). Real values are expressed in constant 2000 purchasing-power dollars. For informational and educational purposes only. Not financial advice. Past performance does not guarantee future results. See our methodology and full disclaimer.