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

How fun! Our members were having their afternoon pickleball fun and a random drone dropped off some protein bars for a pick me up afterwards! 😝 #3400atCityline #pickleball ...

Remembering the heroes who sacrificed their lives for our freedom. 🇺🇸 Happy Memorial Day! ❤️🤍💙 We hope everyone enjoyed a safe weekend! #3400atcityline #memorialday ...

It’s a beautiful day to spend in the courtyard today at 3400 at CityLine! #happyfriday #holidayweekend #3400atcityline ...

Happy National Ride your Bike to work day! 🚲 check out our exclusive bike share at the building. We love seeing our tenants utilize these to take an “active break” on the beautiful trails around 3400 at CityLine! 😊 #3400atcityline #bikeshare #onbikes ...

Happy Mother’s Day from 3400! 💐 #3400atcityline #mothersday ...

We’re gearing up for our very 1️⃣st Pickleball Tournament at 3400 at CityLine! Check back next week for live updates of the games! 💪🏼 #3400cityline #pickleball #tournament ...

Flashback Friday to this rare event! We were lucky enough to have been in the path of totality for the Total Solar Eclipse! What better way to enjoy this rare event than to view it with the whole building. 🌒 ...

Awards & Certifications