Total Assets for Aon (AON)
According to Aon's latest reported financial statements, the company's latest reported total assets is $50.78B USD. Total assets sum everything the company reports owning at the end of each reporting period — cash, receivables, inventory, property, plant, equipment, intangibles, and other holdings — as filed on the balance sheet. Compare with total liabilities and net assets for the capital-structure picture.
Headline figure above is from the reporting period ending (reported ). Chart and table below cover the full reported history back to .
AON
Currently viewingTotal AssetsSwitch metric
Latest period
$50.78B
YoY change
+3.7%
5Y CAGR
+9.6%
Peak year (2025)
$50.78B
Latest annual
$50.78B
Total Assets history chart for Aon (AON) from 1985 to 2025
Total Assets history table for Aon (AON) from 1985 to 2025
| Fiscal year | Period ended | Reported | Total Assets | YoY |
|---|---|---|---|---|
| 2025 | $50.78B | +3.7% | ||
| 2024 | $48.97B | +44.2% | ||
| 2023 | $33.96B | +3.8% | ||
| 2022 | $32.70B | +2.4% | ||
| 2021 | $31.93B | -0.6% | ||
| 2020 | $32.11B | +9.2% | ||
| 2019 | $29.41B | +11.3% | ||
| 2018 | $26.42B | +1.3% | ||
| 2017 | $26.09B | -2.0% | ||
| 2016 | $26.61B | -2.0% | ||
| 2015 | $27.16B | -8.8% | ||
| 2014 | $29.77B | -1.6% | ||
| 2013 | $30.25B | -0.8% | ||
| 2012 | $30.49B | +3.2% | ||
| 2011 | $29.55B | +2.0% | ||
| 2010 | $28.98B | +26.2% | ||
| 2009 | $22.96B | -0.9% | ||
| 2008 | $23.17B | -7.1% | ||
| 2007 | $24.95B | +2.6% | ||
| 2006 | $24.32B | -12.6% | ||
| 2005 | $27.82B | -1.8% | ||
| 2004 | $28.33B | +4.8% | ||
| 2003 | $27.03B | +6.7% | ||
| 2002 | $25.33B | +13.2% | ||
| 2001 | $22.39B | +0.6% | ||
| 2000 | $22.25B | +5.3% | ||
| 1999 | $21.13B | +7.3% | ||
| 1998 | $19.69B | +5.3% | ||
| 1997 | $18.69B | +36.2% | ||
| 1996 | $13.72B | -30.5% | ||
| 1995 | $19.74B | +10.1% | ||
| 1994 | $17.92B | +10.1% | ||
| 1993 | $16.28B | +13.9% | ||
| 1992 | $14.29B | +22.8% | ||
| 1991 | $11.63B | +11.5% | ||
| 1990 | $10.43B | +13.9% | ||
| 1989 | $9.16B | +10.8% | ||
| 1988 | $8.27B | +16.7% | ||
| 1987 | $7.08B | +20.0% | ||
| 1986 | $5.90B | +84.8% | ||
| 1985 | $3.20B | — |
Total Assets values are taken from Aon's reported balance sheets (10-Q quarterly and 10-K annual filings with the U.S. Securities and Exchange Commission). Each row shows the period end date and the date the filing was reported; YoY compares each figure to the same period one year earlier. Amounts are in USD as filed.
Analysis
In 2025, Aon (AON) total assets totalled $50.78B – edged up 3.7% year-over-year.
Through 2020–2025 (5 years), Aon total assets delivered a +9.6% annualised rate; sustaining 4 straight years of year-over-year growth.
The highest annual total assets of $50.78B was reported in 2025. The lowest in the available history was $3.20B in 1985.
Within Financial Services, Aon (AON) ranks 9th among 8 peers we track. The peer median for total assets is $1.61T.
Aon Total Assets by Year
Aon Total Assets 2025: $50.78B
Aon total assets in 2025 was $50.78B, edged up 3.7% from 2024. This figure represents the highest annual value in the available history.
Aon Total Assets 2024: $48.97B
Aon total assets in 2024 was $48.97B, surged 44.2% from 2023.
Aon Total Assets 2023: $33.96B
Aon total assets in 2023 was $33.96B, edged up 3.8% from 2022.
Aon Total Assets 2022: $32.70B
Aon total assets in 2022 was $32.70B, edged up 2.4% from 2021.
Aon Total Assets 2021: $31.93B
Aon total assets in 2021 was $31.93B.
See more financial history for Aon (AON).
Sector peers — Total Assets
Companies in the same sector as Aon, ranked by their latest total assets.
| Company | Total Assets | Sector |
|---|---|---|
| JPMorgan Chase & Co. (JPM) | $4.42T | Financial Services |
| Bank of America Corporation (BAC) | $3.41T | Financial Services |
| Wells Fargo & Company (WFC) | $2.15T | Financial Services |
| The Goldman Sachs Group, Inc. (GS) | $1.81T | Financial Services |
| Morgan Stanley (MS) | $1.42T | Financial Services |
| Berkshire Hathaway Inc. (BRK-B) | $1.22T | Financial Services |
| Visa Inc. (V) | $99.63B | Financial Services |
| Mastercard Incorporated (MA) | $54.16B | Financial Services |
Frequently asked questions
What is Aon's total assets?
- Latest reported total assets for Aon (AON) is $50.78B (period ending December 31, 2025).
How has Aon total assets changed year-over-year?
- Aon (AON) total assets changed +3.7% year-over-year on the latest annual filing.
What is the long-term growth rate of Aon total assets?
- Aon (AON) total assets compound annual growth rate is +9.6% over the most recent 5 years available.
When did Aon total assets hit its highest annual value?
- Aon total assets reached its highest annual value of $50.78B in 2025.
What was Aon total assets in 2024?
- Aon (AON) total assets in 2024 was $48.97B.
What was Aon total assets in 2025?
- Aon (AON) total assets in 2025 was $50.78B.
Metrics overview
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