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Visualizing On-Page SEO Factors in Looker Studio: A Complete Tutorial

SEO Measuring Google Queries vs. Average Page Position
SEO Measuring Google Queries vs. Average Page Position

Most SEO teams know how important on-page factors are—but the challenge is monitoring them at scale. Metadata issues, missing headings, slow load times, thin content, and weak internal linking quietly accumulate across dozens or hundreds of URLs. Without a unified view, critical pages underperform simply because the signals are buried in different tools.


A Looker Studio On-Page SEO Dashboard solves this problem by consolidating page-level data from Google Search Console, Google Analytics 4, PageSpeed Insights, and your crawl export (Screaming Frog, Sitebulb, or a custom Google Sheet).


The result: you can instantly diagnose issues, prioritize fixes, and visualize the health of your content in one clean and interactive interface.


Key Takeaways

  • Looker Studio can blend Search Console, GA4, PageSpeed Insights, and crawl data to create a complete page-level view of your on-page SEO signals.

  • Tracking metadata quality, content depth, internal links, and Core Web Vitals helps identify the exact SEO elements holding a page back.

  • Full spell-outs of key performance metrics—Largest Contentful Paint (LCP), Cumulative Layout Shift (CLS), and Interaction to Next Paint (INP)—help stakeholders understand the meaning behind performance scores.

  • Heatmaps, filters, and custom scoring models make it easy to diagnose issues across templates and sections (/blog/, /product/, /guides/).

  • Visualizing on-page factors allows teams to prioritize work by impact rather than guessing or reacting to rankings.


Why Visualizing On-Page SEO Factors Matters

Each on-page factor tells part of the story. Metadata affects click-through rate. Headers and word count influence relevance. Internal links drive crawlability and ranking strength. Core Web Vitals shape user experience and visibility.


But in practice, these factors live across several tools:

  • GSC: impressions, clicks, CTR, ranking

  • GA4: engagement rate, scroll events, conversions

  • PageSpeed Insights: LCP, CLS, INP

  • Crawl data: title tag lengths, header structure, content depth, internal links


When brought together in a Looker Studio dashboard, you can see:

  • Why a page ranks but doesn’t get clicks

  • Why does a page get traffic but has low engagement

  • Which templates have systemic technical issues

  • Which pages need immediate fixes based on potential impact

  • Which on-page factors correlate with strong performance

This is where SEO strategy becomes measurable and actionable.


Step-by-Step: Build an On-Page SEO Dashboard in Looker Studio

Step 1: Connect Your Data Sources


You’ll use four main data feeds:


1. Google Search Console

Bring in the Page table to track:

  • Organic impressions

  • Clicks

  • CTR

  • Average position

  • Ranking keyword count


2. Google Analytics 4

Focus on:

  • Sessions

  • Engaged sessions

  • Engagement rate

  • Average engagement time

  • Scroll events

  • Conversion events

GA4 gives you user behavior after the click—essential context.


3. PageSpeed Insights

Use either the official connector or a scheduled Google Sheet export.

Track:

  • Largest Contentful Paint (LCP)

  • Cumulative Layout Shift (CLS)

  • Interaction to Next Paint (INP)

  • Performance score

  • Mobile vs. desktop metrics


4. Crawl or On-Page SEO Sheet

Typical columns include:

  • Title length

  • Meta description length

  • H1 count

  • H2 count

  • Word count

  • Internal links / external links

  • Missing alt text

  • Canonical tag

  • Status code

Your auto-generated sheet already includes these fields with example rows.


Step 2: Blend Everything

Your dashboard becomes powerful once the data is blended.


Join Key

Landing Page URL

Blend:

  • GSC Page Data

  • GA4 Landing Page Data

  • PageSpeed metrics

  • On-page SEO Sheet


Normalize URLs (critical)

Remove parameters:

REGEXP_REPLACE(Landing Page, "\\?.*", "")

Remove trailing slashes:

REGEXP_REPLACE(Landing Page, "/$", "")

This ensures all datasets sync cleanly.


Step 3: Add Page-Level KPIs

Create scorecards for:


SEO Visibility

  • Total impressions

  • Clicks

  • CTR

  • Average position


User Engagement (GA4)

  • Engagement rate

  • Engaged sessions

  • Average engagement time

  • Scroll depth events


Core Web Vitals

  • Largest Contentful Paint (LCP)

  • Cumulative Layout Shift (CLS)

  • Interaction to Next Paint (INP)


On-Page Health

  • Avg title length

  • Avg meta description length

  • Pages missing H1

  • Pages with thin content (<500 words)


This gives teams instant insight into content quality, engagement, and technical UX signals.


Step 4: Build the On-Page SEO Heatmap

This is the core diagnostic view.


Recommended columns:

  • Landing Page URL

  • Impressions

  • CTR

  • Average position

  • Engagement rate

  • Word count

  • Title length

  • H1 count

  • Internal link count

  • LCP

  • CLS

  • INP


Add conditional formatting:

  • Red: Critical problem

  • Yellow: Needs review

  • Green: Healthy


With one glance, you can see:

  • Pages with thin content

  • Pages with missing or weak metadata

  • Slow-loading pages

  • Underperforming pages with high potential

  • Strong pages worth linking to


Step 5: Create Metadata Health Panels

Include:


Title Tags

  • Over-length (>70 chars)

  • Under-length (<30 chars)

  • Missing titles


Meta Descriptions

  • Missing

  • Too short

  • Too long


Headers

  • Missing H1

  • Pages with multiple H1s

  • H2 distribution


Images

  • Alt text missing

  • Image count

  • Largest image sizes (optional)

This replaces manual audits with an always-on monitoring tool.


Step 6: Page Speed & Core Web Vitals Monitoring

Visualize:

  • LCP over time

  • CLS distribution

  • INP distribution

  • Mobile vs. desktop gaps

Overlay Search Console impressions to show the impact of slow load times on visibility.


Step 7: Add Filters for Deep Analysis

Add drill-down filters for:

  • Template (blog, product, landing page)

  • URL directory (/blog/, /case-studies/, /category/)

  • Impressions threshold

  • PageSpeed score ranges

  • Word count buckets

Segmenting by page type reveals systemic issues—like all blog posts missing H2s or product pages with slow LCP.


Step 8: Prioritize Fixes Using a Custom Impact Score

Create a scoring model:

Example:

(Engagement Rate * 0.3) +
(CTR * 0.2) +
(1 / LCP * 0.2) +
((Word Count / 1500) * 0.2) +
((Internal Links / 10) * 0.1)

This allows you to sort URLs by:

  • Highest opportunity

  • Worst issues

  • Pages likely to improve fastest


Add a scatter plot with:

  • X = CTR

  • Y = Engagement rate

  • Bubble = Impressions

  • Color = Score

This shows exactly what to work on first.


Which On-Page Factors Matter Most?

1. Metadata

Your title tag and description strongly influence CTR.


2. Headers & Structure

Clean hierarchy improves readability and relevance.


3. Content Depth

Word count, sectioning, and topical coverage matter.


4. Internal Links

A page with 20+ internal links often outperforms one with 0–5.


5. Image Optimization

Missing alt text and oversized images can hurt SEO and performance.


6. Core Web Vitals

  • Largest Contentful Paint (LCP) – loading

  • Cumulative Layout Shift (CLS) – stability

  • Interaction to Next Paint (INP) – responsiveness

These directly affect rankings and user experience.


Tracking Improvements Over Time

Use Looker Studio time-series charts for:

  • CTR by page

  • Engagement rate trends

  • LCP & CLS improvements

  • Word count changes vs. performance

  • Page Speed score improvements

This shows how optimizations directly impact rankings and traffic.


FAQ

Do I need a crawler to use this dashboard?

No, but a crawler or structured Google Sheet makes the dashboard far more useful.


Can I automate PageSpeed Insights data?

Yes, using an Apps Script or a PSI connector.


Can Looker Studio track template-level SEO issues?

Yes—directory filters reveal systemic patterns across sections.


Can I blend keyword-level data too?

Yes, by adding the GSC Query table as a secondary source.

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