C
Evidence Grade C
Use with Hedging
Recent
4.9%
4.9% -- ad spend growth rate for global advertising spend (2025)
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
4.9%
Unit
Percentage
Data Vintage
2025
Entity
Evidence Quality
C
Moderate quality evidence
Useful directional data with some methodological gaps. Treat as indicative rather than definitive -- corroborate before citing in formal research.
Single source - not yet corroborated
Score breakdown
Extraction
95
Source Trust
50
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Sources (2)
dentsu
Primary
Tier A
https://insight.dentsu.com/ad-spend-jun-2025/ ↗
Source Article
Ad Spend Forecast To Grow By 4.9% In 2025, Despite A Reduced Economic Outlook | dentsu
Ad Spend Forecast To Grow By 4.9% In 2025, Despite A Reduced Economic Outlook
- Worldwide ad spend is forecast to grow by 4.9% in 2025 to reach $992 billion, despite a reduced economic outlook.
- Digital ad spend is forecast to grow by 7.9% in 2025 to reach US$678.7 billion and a 68.4% share of spen…
Also cited by
insight.dentsu.com
https://insight.dentsu.com/ad-spend-jun-2025/
2026-08-17
Original Research
dentsu
· Original study ↗
Methodology
Based on dentsu Global Ad Spend Forecasts Jun 2025 report.
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Suggested hedging: According to limited, single-source data, based on claims without stated methodology, with unverified sample sizes...
Plain Text
global advertising spend: 4.9% ad spend growth rate. Source: dentsu (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/global-ad-spend-growth-2025
HTML Embed
<blockquote cite="https://lighthousedata.io/data/global-ad-spend-growth-2025" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>4.9%</strong> -- ad spend growth rate for global advertising spend<br><small>Source: dentsu (2025) · <a href="https://lighthousedata.io/data/global-ad-spend-growth-2025" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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