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Web GISNetwork AnalysisService Areas

Equity of Access to Public Transit

Role
Analyst & web-map author
Affiliation
Independent project
Date
2025
Tools
ArcGIS OnlineNetwork Analyst
Research question

What share of residents — and which groups — live within a 10-minute walk of transit?

Objective

Build walk-time service areas around stops and overlay them with population and demographics.

Data
GTFS transit stopssource ↗Street networksource ↗Census demographicssource ↗
Methodology / Workflow
  1. 1

    Generated 5- and 10-minute walk service areas along the street network.

  2. 2

    Overlaid service areas with block-group population.

  3. 3

    Compared coverage rates across demographic groups.

Maps & results

Click any map to enlarge

Fig. 1 — 10-minute walk service areas.
Fig. 2 — Coverage gaps by block group.
Live ArcGIS web map
Findings