Venue Impact Advisory

Blenheim Palace

Museum / Attraction · South East

Sustainable Venue Score59/100
CertifiedHigh confidence✓ Verified from published report
Overall
48th of 200
Museum / Attraction
14th of 54
South East
4th of 16

Blenheim Palace holds a Certified rating, scoring 59 out of 100 on the evidence found. On its own reporting, on-site/qualitative renewable noted in evidence. It performs strongest on energy & carbon and has the most room to improve on certifications & recognition.

Score breakdown

The five weighted categories that make up the Sustainable Venue Score.

Energy & Carbon20 / 30
Waste & Circularity12 / 20
Supply Chain & Sourcing12 / 20
Governance & Transparency12 / 20
Certifications & Recognition3 / 10
Minimum Threshold floor: Met. Energy & Carbon and Governance & Transparency both clear the required minimum, so the venue is eligible for Certified or Leader.

Carbon data

What the venue reports on its Scope 1 and 2 emissions, and how trustworthy the figure is.

Scope 1 & 2
no separate tonnage published
Self-reported
Trend: on-site/qualitative renewable noted in evidence
Base year: n/aLatest: recentAssurance (as reported): self-reported

What we found

Desk review: 7MW Weaveley Solar Park (20 acres, May 2025) now supplies ALL palace electricity, backed by estate biomass + hydro via a renewable Sustainable Energy Consortium; net zero by 2027; -15% electricity and -41% water since 2018; 2,000+ LEDs; 200+ acres habitat restored. Strong on-site renewable generation -> Listed.

Based on published or independently verifiable evidence available at the time of assessment.

Primary source: blenheimpalace.com/sustainability

Is this your venue?

This assessment reflects publicly available information at the time of review and is open to correction. If anything is inaccurate or out of date, send us verified evidence and we will review it.

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Provisional v1.4 desk assessment as of June 2026. Not a financial, safety or legal rating, and not a definitive statement about the venue's practices.