B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Dated
84
84 -- customer satisfaction index score for Costco (2018)
Costco scored 84.4 on the American Customer Satisfaction Index (ACSI) in 2018, ranking 6th out of the top 10 companies.
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
84
Unit
Score
Data Vintage
2018
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
95
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
American Customer Satisfaction Index (ACSI)
Primary
Tier A
https://www.wonderflow.ai/blog/how-to-become-a-customer-centric-organization ↗
Source Article
How to Become a Customer-Centric Organization: An Introductory Guide | Wonderflow
Being a customer-centric organization is something of a trend lately, but it takes more than a few staff meetings or customer surveys to truly become one. Some of the world’s most popular companies have been working on their customer centricity strategy for decades—and they have the results to show …
Original Research
American Customer Satisfaction Index (ACSI)
· Original study ↗
Methodology
ACSI; ranked 6th of top 10.
Methodology documented
Trend Over Time
| Period | Value | Change |
|---|---|---|
| 2018 (current) | 84 | |
| 2021-2022 | 81 | -4.0% |
| 2025 | 82 | +1.2% |
Segmentation
Industrymarketing
Cite this stat
Plain Text
Costco: 84 customer satisfaction index score. Source: American Customer Satisfaction Index (ACSI) (2018). Via Lighthouse Intelligence -- https://lighthousedata.io/data/acsi-costco-2018
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<blockquote cite="https://lighthousedata.io/data/acsi-costco-2018" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>84</strong> -- customer satisfaction index score for Costco<br><small>Source: American Customer Satisfaction Index (ACSI) (2018) · <a href="https://lighthousedata.io/data/acsi-costco-2018" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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