Midtown
Sound Transit is studying the following station alternatives in Midtown.
- Tunnel 5th Avenue Station (associated with the 5th Avenue and Harrison Alternative) (Preferred alternative)
- Tunnel station under 5th Avenue between Madison Street and Columbia Street
- Tunnel 6th Avenue Station (associated with the 6th Avenue and Mercer Alternative)
- Tunnel station under 6th Avenue between Seneca Street and Madison Street
View the Station Planning Progress Report for more details (8 MB).
Tunnel 5th Avenue Station (associated with the 5th Avenue and Harrison Alternative) (Preferred alternative)

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Map of the Midtown – Tunnel Fifth Avenue Station alternative with boundaries of Spring Street to the north, Seventh Avenue to the east, Cherry Street to the south, and Third Avenue to the west. The tunnel guideway for this new station runs north and south under Fifth Avenue with a station platform located between Madison Street and Marion Street. Station entry points for this station alternative include two on the southeast corner of the Fourth Avenue and Madison Street crossroad and two on the northeast corner of the Fifth Avenue and Columbia Street crossroad. Pedestrian-focused realms will be implemented around the potential station entrances. These realms are located on each side of Madison Street between the Fourth Avenue and Fifth Avenue crossroad and on the northeast corner of the Fifth Avenue and Columbia Street crossroad. Existing crosswalks to the proposed Midtown – Tunnel Fifth Avenue station area are located at the crossroads of Fourth Avenue and Madison Street, Fifth Avenue and Madison Street, Fourth Avenue and Marion Street, Fifth Avenue and Marion Street, and Fifth Avenue and Columbia Street. Current bus routes run east and west on Spring Street, Madison Street, and Marion Street, and north and south on Third Avenue, Fifth Avenue north of Spring Street, and Sixth Avenue between Madison and Marion Street, and north to south on Interstate-Five. Active bus bays include a location on the south side of Madison Street between Fourth Avenue and Fifth Avenue and a location on the south side of Spring Street between Fourth Avenue and Fifth Avenue. A paratransit stop is located on the northeast corner of the Fifth Avenue and Columbia Street crossroad. Existing bicycle facilities exist east and west on Spring Street and north and south on Fourth Avenue. Future bicycle facilities exist north and south on Fifth Avenue. Parks and public space are located at Freeway Park at Spring Street and Sixth Avenue.


Pedestrian Access – Key features
- North entrance on the southeast corner of the Madison Street and 4th Avenue intersection
- South entrance on the northeast corner of 5th Avenue and Columbia Street intersection
- Potential for underground access to pedestrian tunnels under Columbia Street and 5th Avenue
Key
Station location
Station entry area

Bike Access - Key features
- Bike lanes on Cherry Street and Spring Street (eastbound) and 4th Avenue (northbound)
- Planned bike facility on 5th Avenue (southbound) and Seneca Street (westbound)
Key
Station location
Existing bike route
Planned bike route

Transit Access – Key features
Planned bus route on Spring Street (eastbound) and Madison Street (westbound) with stops planned within a block of the station
Key
Station location
Bus stop
Bus route
Tunnel 6th Avenue Station (associated with the 6th Avenue and Mercer Alternative)

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Map of the Midtown – Tunnel Sixth Avenue Station alternative with boundaries of Spring Street to the north, Seventh Avenue to the east, Marion Street to the south, and Third Avenue to the west. The tunnel guideway for this new station runs north and south under Sixth Avenue with a station platform located between Seneca Street and Spring Street. Station entry points for this station alternative include one entrance on the east side of the Fifth Avenue between Seneca Street and Spring Street and another entrance on the east side of Sixth Avenue between Seneca Street and Spring Street. Pedestrian-focused realms will be implemented around the potential station entrances. These realms are located on the northeast corner of the Fifth Avenue and Spring Street crossroad and on the northeast corner of the Sixth Avenue and Spring Street crossroad. Existing crosswalks to the proposed Midtown – Tunnel Sixth Avenue station area are located at the crossroads of Fifth Avenue and Spring Street and Sixth Avenue and Spring Street. Current bus routes run east and west on Spring Street, Madison Street, and Marion Street, and north and south on Fifth Avenue north of Spring Street, and Sixth Avenue between Madison and Marion Street, Sixth Avenue north of Seneca Street after the Interstate-Five off-ramp, and north to south on Interstate-Five. Active bus bays include a location on the north side of Madison Street between Fifth Avenue and Sixth Avenue and a location on the south side of Spring Street between Fourth Avenue and Fifth Avenue. A paratransit stop is located on the northeast corner of the Sixth Avenue and Spring Street crossroad. Existing bicycle facilities exist east and west on Spring Street and north and south on Fourth Avenue. Future bicycle facilities exist north and south on Fifth Avenue. Parks and public space are located at Freeway Park at Spring Street and Sixth Avenue.


Pedestrian Access – Key features
- West entrance on the east side of 5th Avenue between Seneca Street and Spring Street
- East entrance on east side of 6th Avenue between Seneca Street and Spring Street
Key
Station location
Station entry area

Bike Access - Key features
- Bike lanes on Spring Street (eastbound)
- Planned bike facility on 5th Avenue (southbound) and Seneca Street (westbound)
Key
Station location
Existing bike route
Planned bike route

Transit Access – Key features
Planned bus route on Spring Street (eastbound) and Madison Street (westbound) with stops planned within a block of the station
Key
Station location
Bus stop
Bus route