B
Evidence Grade B
Graded
under review
Safe to Cite
Recent
87%
87% -- outdoor advertising weekly reach for Portsmouth residents (2025)
Attribution:
View source
Lighthouse Research Team
Last verified:
·
How we verify data →
Source verified
Evidence graded
Value
87%
Unit
Percentage
Data Vintage
2025
Entity
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
50
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Seen Outdoor
Primary
Tier C
https://seenoutdoor.co.uk/billboard-advertising-in-portsmouth/ ↗
Source Article
Billboard Advertising in Portsmouth | Seen Outdoor
Billboard advertising in Portsmouth is a must if you want your message to reach a massive, relevant audience. Seen Outdoor have a portfolio of billboards located at strategic places throughout Portsmouth City ensuring your advertising message and brand gets seen by millions of potential customers ev…
Original Research
Seen Outdoor
· Original study ↗
Methodology
Vendor-cited figure, original survey unknown
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Portsmouth residents: 87% outdoor advertising weekly reach. Source: Seen Outdoor (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/portsmouth-outdoor-ad-weekly-reach
HTML Embed
<blockquote cite="https://lighthousedata.io/data/portsmouth-outdoor-ad-weekly-reach" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>87%</strong> -- outdoor advertising weekly reach for Portsmouth residents<br><small>Source: Seen Outdoor (2025) · <a href="https://lighthousedata.io/data/portsmouth-outdoor-ad-weekly-reach" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
Share
Use this data in your work
Copy the citation, embed the widget, or explore thousands more verified marketing statistics -- all free.