This research examines wireline broadband adoption across over 82,000 U.S. neighborhoods, revealing that roughly 75% of households currently subscribe to these services. The study demonstrates that neighborhood demographics, specifically income and education levels, are the primary predictors of subscription rates, outweighing the impact of network availability or competition. While cable infrastructure serves as a foundational requirement for high adoption, fiber-optic expansion only significantly boosts total market subscriptions once it reaches near-universal saturation. Recent data shows a closing gap in connectivity as lower-income areas have caught up to national averages, suggesting that future growth for providers will likely come from competing for existing customers rather than finding new ones. Ultimately, the report provides a benchmarking tool for telecommunications brands to evaluate their market performance against predicted outcomes based on local socioeconomic conditions.