The Value of Transit

Why It Matters

Sustained transit investment delivers outsized economic returns and essential equity benefits, making it a critical pillar for resilient, inclusive urban economies.

Key Takeaways

• Pandemic cut ridership to 70‑80% of pre‑COVID levels.
• Farebox revenue historically covered ~33% of U.S. transit budgets.
• Sustained $1 billion annual transit investment yields 5× ROI.
• Transit reduces car ownership costs, congestion, and emissions.
• Mobility‑of‑care trips, mainly by low‑income women, rely on transit.

Summary

The MIT Mobility Forum session examined the multifaceted value of public transit, presenting new research on Chicago, Seattle and San Francisco. Researchers from MIT’s Transit Lab, together with local agencies, quantified how transit supports economic vitality, public health and equity, and produced city‑specific reports to aid policymakers.

Key findings show that pandemic‑induced ridership fell to 70‑80% of pre‑COVID levels, leaving farebox revenue—historically about one‑third of operating budgets—significantly reduced. Federal spending on transit reached $100.3 billion in 2024, with 71% allocated to operations and 29% to capital projects. A sustained $1 billion annual investment generates roughly $5 billion in annual GDP, creates 41,000 jobs and produces a 5× return on investment over twenty years.

Jim Aloisi highlighted the 18‑month shock to ridership, while Bhuvan Atluri underscored the ROI calculations and the importance of continuous funding. Seamus Joyce Johnson illustrated the “mobility of care” concept, showing that trips for unpaid caregiving—predominantly undertaken by low‑income women—constitute a larger share of travel than commuting and depend heavily on transit.

The implications are clear: policymakers must secure stable, long‑term funding to preserve transit’s economic, environmental and equity benefits. Without sustained investment, cities risk heightened congestion, higher car‑ownership costs, and erosion of essential services for vulnerable populations.

Original Description

Public transit provides significant value to urban areas by giving residents access to opportunities, services, and resources; increasing the productivity of the city; reducing harmful pollutants; and providing affordable transportation and economic mobility - especially to low-income residents.

In the post-pandemic world of changed journey patterns, and with the increasing prevalence of private and for-hire electric vehicles, some may question the role transit plays in supporting urban and regional mobility, and in helping reduce harmful pollutants.

This session looks at the impact of transit systems in Chicago, Seattle and San Francisco to reaffirm transit’s powerful role as a public good supporting efficient, affordable, and sustainable urban access.

Jim Aloisi - Former Secretary of Transportation, Massachusetts

Bhuvan Atluri - Associate Director of Research, MIT Mobility Initiative

Seamus Joyce-Johnson, Lucien Wallace, Hanyong Xu - Graduate Researchers, MIT

The full reports can be viewed here -

Chicago - https://www.mmi.mit.edu/_files/ugd/29d096_dcacb21a3f54421fa26abd845ddbedf9.pdf

San Francisco - https://www.mmi.mit.edu/_files/ugd/29d096_00e53537ec2041b083dab91f67275a93.pdf

Seattle - https://www.mmi.mit.edu/_files/ugd/29d096_1302f6ee90c34f2fbabfc1f258ef6e45.pdf