National Grid (NGG) Total Debt (2009 - 2026)
National Grid (NGG) recorded Total Debt of $61.59 billion in FY2026 (year ended Mar 31, 2026).
Powered by 
Analysis
National Grid (NGG) Total Debt (2009 - 2026) Analysis & Trends
Starting with FY2009, National Grid's Total Debt history includes 17 fiscal years.
- Annual Total Debt has a five-year compound annual growth rate of 7.5% (FY2021 to FY2026).
- The FY2026 figure is the highest annual Total Debt in data going back to FY2009.
- Per Business Quant data, NGG's Total Debt was -$6.28 billion in FY2025, -$6.1 billion in FY2024, -$3.76 billion in FY2023 and -$14.61 billion in FY2022.
Peer Set
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) | Total Debt (Qtr) |
|---|---|---|---|---|---|
| 1 | Nextera Energy | 176.77 Bn | 163.51 Bn | - | 110.22 Bn |
| 2 | Southern | 107.08 Bn | 98.14 Bn | 5.92 Bn | 75.58 Bn |
| 3 | Duke Energy | 99.01 Bn | 95.26 Bn | 5.66 Bn | 91.24 Bn |
| 4 | National Grid | 82.37 Bn | 54.66 Bn | - | 61.59 Bn |
| 5 | American Electric Power | 70.70 Bn | 67.87 Bn | 3.84 Bn | 52.84 Bn |
| 6 | Dominion Energy | 59.40 Bn | 57.39 Bn | - | 53.42 Bn |
| 7 | Sempra | 55.97 Bn | 55.10 Bn | 2.89 Bn | 36.66 Bn |
| 8 | Entergy | 50.20 Bn | 39.32 Bn | - | 34.63 Bn |
| 9 | Xcel Energy | 49.66 Bn | 43.13 Bn | - | 40.60 Bn |
| 10 | Exelon | 47.24 Bn | 42.56 Bn | - | 52.28 Bn |
Historic Data
Download Data
Historic Data
| Date | Value |
|---|---|
| Mar 31, 2026 | 61.59 Bn |
| Dec 31, 2025 | -6.28 Bn |
| Sep 30, 2025 | 61.70 Bn |
| May 15, 2025 | -6.18 Bn |
| Mar 31, 2025 | 61.51 Bn |
| Dec 31, 2024 | -6.10 Bn |
| Sep 30, 2024 | 60.46 Bn |
| May 23, 2024 | -6.18 Bn |
| Mar 31, 2024 | 59.43 Bn |
| Dec 31, 2023 | -3.76 Bn |
| Sep 30, 2023 | 54.67 Bn |
| May 18, 2023 | -3.69 Bn |
| Mar 31, 2023 | 53.25 Bn |
| Dec 31, 2022 | -14.61 Bn |
| Sep 30, 2022 | 54.28 Bn |
| Mar 31, 2022 | 59.74 Bn |
| Jun 14, 2021 | 8.42 Bn |
| Mar 31, 2021 | 42.92 Bn |
| Mar 31, 2020 | 38.10 Bn |
| Mar 31, 2019 | 37.51 Bn |
API Access
National Grid Total Debt API
Pull this series into your own models, spreadsheets and apps with the Business Quant
Historical Metrics API. The request below matches the chart above — change the
frequency, period or values and it follows. Swap YOUR_API_KEY for your own key.
https://data.businessquant.com/historic?slug=total-debt&ticker=NGG&period=max&api_key=YOUR_API_KEYimport requests
url = "https://data.businessquant.com/historic"
params = {"slug": "total-debt", "ticker": "NGG", "period": "max", "api_key": "YOUR_API_KEY"}
data = requests.get(url, params=params).json()const res = await fetch("https://data.businessquant.com/historic?slug=total-debt&ticker=NGG&period=max&api_key=YOUR_API_KEY");
const data = await res.json();