Stratifying the Digital Divide: Analysis of Socio-Economic Influences on Internet Performance

Fuente: arXiv
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Auteurs principaux: Kalamadi, Shivani, Bej, Aditya, Singh, Sachin Kumar, Srinivasavaradhan, Varshika, Belding, Elizabeth, Gamero-Garrido, Alexander
Format: Preprint
Publié: 2026
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author Kalamadi, Shivani
Bej, Aditya
Singh, Sachin Kumar
Srinivasavaradhan, Varshika
Belding, Elizabeth
Gamero-Garrido, Alexander
author_facet Kalamadi, Shivani
Bej, Aditya
Singh, Sachin Kumar
Srinivasavaradhan, Varshika
Belding, Elizabeth
Gamero-Garrido, Alexander
contents Despite numerous technological advancements, the digital divide remains a pressing issue affecting millions worldwide. We present a framework for diagnosing internet inequality at the Census Block Group level by pairing approximately 170 million crowdsourced Ookla speed tests (2021--2025) with U.S. Census demographics across six metropolitan regions. After quantifying and correcting for sampling bias, we use Random Forest regression with permutation importance to identify the socio-economic drivers of download speed, upload speed, and latency. Population density dominates all three metrics at the regional level, but this dominance is an artifact of scale: once areas are stratified into density bins, its influence vanishes in medium- and higher-density neighborhoods, revealing that socio-economic conditions are the true differentiators of internet quality in most urban settings. After controlling for density, income and racial composition emerge as the primary drivers, income consistently dictating upload speed and racial composition proving to be a stronger predictor of download speed than either income or education. Our findings demonstrate that internet inequality is locally configured: no single national narrative explains it, and effective policy demands region-specific intervention.
format Preprint
id arxiv_https___arxiv_org_abs_2605_30809
institution arXiv
publishDate 2026
record_format arxiv
spellingShingle Stratifying the Digital Divide: Analysis of Socio-Economic Influences on Internet Performance
Kalamadi, Shivani
Bej, Aditya
Singh, Sachin Kumar
Srinivasavaradhan, Varshika
Belding, Elizabeth
Gamero-Garrido, Alexander
Networking and Internet Architecture
Despite numerous technological advancements, the digital divide remains a pressing issue affecting millions worldwide. We present a framework for diagnosing internet inequality at the Census Block Group level by pairing approximately 170 million crowdsourced Ookla speed tests (2021--2025) with U.S. Census demographics across six metropolitan regions. After quantifying and correcting for sampling bias, we use Random Forest regression with permutation importance to identify the socio-economic drivers of download speed, upload speed, and latency. Population density dominates all three metrics at the regional level, but this dominance is an artifact of scale: once areas are stratified into density bins, its influence vanishes in medium- and higher-density neighborhoods, revealing that socio-economic conditions are the true differentiators of internet quality in most urban settings. After controlling for density, income and racial composition emerge as the primary drivers, income consistently dictating upload speed and racial composition proving to be a stronger predictor of download speed than either income or education. Our findings demonstrate that internet inequality is locally configured: no single national narrative explains it, and effective policy demands region-specific intervention.
title Stratifying the Digital Divide: Analysis of Socio-Economic Influences on Internet Performance
topic Networking and Internet Architecture
url https://arxiv.org/abs/2605.30809