Inspiring, Dynamic


3400 at CityLine is a new Class A office building located right next to Richardson’s well-known CityLine district. Strategically designed for dynamic and active companies seeking a progressive work environment for a rising generation of innovative young professionals.

Connected, Accessible


Located in one of the most desirable mixed-use settings, CityLine features over 28 dining options, hotels, multifamily, unique social events and a lively outdoor atmosphere. 3400 at CityLine is situated immediately off of I-75/190 and is within walking distance to the DART Orange & Red light rail line.

Collaboration, Convenience


3400 at CityLine provides the convenience of having a full set of amenities for tenants to collaborate, connect, and take a break from their daily routines. 3400 at CityLine promotes an environment that is focused on health and wellness.

  • Onsite Food Service
  • Fitness Center
  • Pickleball Court
  • Fiction Coffee Bar
  • Tenant Lounge
  • Bike Share Program
  • Conference Area
  • Common Desk
  • Outdoor Wellness Classes
  • CityLine Shuttle Service
  • CityLine Bike Trail Access
  • Covered Parking Garage
  • Available Building Signage

Looks like Mrs. Bones was ready to ride off to play some pickleball today! πŸ’€πŸš² #3400atcityline #mrsbones #wheresbones ...

Mrs. Witchy Bones was just hanging out today in the main lobby with her broom! #3400atcityline #mrsbones #witch #wheresbones ...

Mr. Bones was hiding out today to go home early since it’s Friday! πŸ«£πŸ’€ #3400atcityline #mrbones #wheresmrbones ...

Mrs. Bone’s wanted to relax and read a book yesterday morning! πŸ’€πŸ“– #3400atcityline #mrsbones #wheresmrsbones ...

We are getting in the ✨spooky✨ spirit over here! Keep an eye out for our scary friend during October! πŸ’€ #3400atcityline #halloween #spookyseason ...

Never forget. πŸ‡ΊπŸ‡Έβ€οΈπŸ€πŸ’™ #3400atcityline #09112001 #patriotday ...

Something very new and exciting is coming to 3400 at CityLine! This Wednesday, 9/11 we will be installing our new Xeal Energy EV Chargers! #3400atcityline #xealenergy #evchargers ...

Awards & Certifications