This feature is unavailable at the moment.
We apologize, but the feature you are trying to access is currently unavailable. We are aware of this issue and our team is working hard to resolve the matter.
Please check back in a few minutes. We apologize for the inconvenience.
- LoopNet Team
thank you
Your email has been sent!
The Ion 4201 Main St
3,637 - 24,299 SF of 4-Star Office Space Available in Houston, TX 77002
Highlights
- Office, academic, restaurant, and event spaces.
- 2,000 SF fitness space.
- LEED Gold, WELL Silver, and WiredScore Platinum
- 50,000 SF of Public and shared spaces for events and programming.
- 6 Eateries - four restraunts, one tap room & a Fridge - with more to come.
all available spaces(4)
Display Rental Rate as
- Space
- Size
- Term
- Rental Rate
- Space Use
- Condition
- Available
• Premium office space • Great Downtown, Med Center, Galleria views • Multiple terraces • Expansive floor to ceiling curtain wall glazing • Abundance of natural light • 14' floor to floor height • 10' minimum clear height • Approximately 50,000 SF open floor plate
- Lease rate does not include utilities, property expenses or building services
- Up to 14,713 square feet available
Spec Suite
- Lease rate does not include utilities, property expenses or building services
Spec Suite
- Lease rate does not include utilities, property expenses or building services
• Premium office space • Great penthouse views • Expansive floor to ceiling curtain wall glazing • Abundance of natural light lends itself to an airy loft feel • 15' floor to floor height • 10' minimum clear height • Approximately 50,000 SF open floor plate
- Lease rate does not include utilities, property expenses or building services
- 8,490 square feet available
| Space | Size | Term | Rental Rate | Space Use | Condition | Available |
| 4th Floor, Ste 425 | 8,454 SF | Negotiable | $35.00 /SF/YR $2.92 /SF/MO $376.74 /m²/YR $31.39 /m²/MO $24,658 /MO $295,890 /YR | Office | Shell Space | Now |
| 4th Floor, Ste 450A | 3,637 SF | Negotiable | $35.00 /SF/YR $2.92 /SF/MO $376.74 /m²/YR $31.39 /m²/MO $10,608 /MO $127,295 /YR | Office | - | May 01, 2025 |
| 4th Floor, Ste 450B | 3,718 SF | Negotiable | $35.00 /SF/YR $2.92 /SF/MO $376.74 /m²/YR $31.39 /m²/MO $10,844 /MO $130,130 /YR | Office | - | May 01, 2025 |
| 5th Floor, Ste 550 | 8,490 SF | Negotiable | $35.00 /SF/YR $2.92 /SF/MO $376.74 /m²/YR $31.39 /m²/MO $24,763 /MO $297,150 /YR | Office | Shell Space | Now |
4th Floor, Ste 425
| Size |
| 8,454 SF |
| Term |
| Negotiable |
| Rental Rate |
| $35.00 /SF/YR $2.92 /SF/MO $376.74 /m²/YR $31.39 /m²/MO $24,658 /MO $295,890 /YR |
| Space Use |
| Office |
| Condition |
| Shell Space |
| Available |
| Now |
4th Floor, Ste 450A
| Size |
| 3,637 SF |
| Term |
| Negotiable |
| Rental Rate |
| $35.00 /SF/YR $2.92 /SF/MO $376.74 /m²/YR $31.39 /m²/MO $10,608 /MO $127,295 /YR |
| Space Use |
| Office |
| Condition |
| - |
| Available |
| May 01, 2025 |
4th Floor, Ste 450B
| Size |
| 3,718 SF |
| Term |
| Negotiable |
| Rental Rate |
| $35.00 /SF/YR $2.92 /SF/MO $376.74 /m²/YR $31.39 /m²/MO $10,844 /MO $130,130 /YR |
| Space Use |
| Office |
| Condition |
| - |
| Available |
| May 01, 2025 |
5th Floor, Ste 550
| Size |
| 8,490 SF |
| Term |
| Negotiable |
| Rental Rate |
| $35.00 /SF/YR $2.92 /SF/MO $376.74 /m²/YR $31.39 /m²/MO $24,763 /MO $297,150 /YR |
| Space Use |
| Office |
| Condition |
| Shell Space |
| Available |
| Now |
4th Floor, Ste 425
| Size | 8,454 SF |
| Term | Negotiable |
| Rental Rate | $35.00 /SF/YR |
| Space Use | Office |
| Condition | Shell Space |
| Available | Now |
• Premium office space • Great Downtown, Med Center, Galleria views • Multiple terraces • Expansive floor to ceiling curtain wall glazing • Abundance of natural light • 14' floor to floor height • 10' minimum clear height • Approximately 50,000 SF open floor plate
- Lease rate does not include utilities, property expenses or building services
- Up to 14,713 square feet available
4th Floor, Ste 450A
| Size | 3,637 SF |
| Term | Negotiable |
| Rental Rate | $35.00 /SF/YR |
| Space Use | Office |
| Condition | - |
| Available | May 01, 2025 |
Spec Suite
- Lease rate does not include utilities, property expenses or building services
4th Floor, Ste 450B
| Size | 3,718 SF |
| Term | Negotiable |
| Rental Rate | $35.00 /SF/YR |
| Space Use | Office |
| Condition | - |
| Available | May 01, 2025 |
Spec Suite
- Lease rate does not include utilities, property expenses or building services
5th Floor, Ste 550
| Size | 8,490 SF |
| Term | Negotiable |
| Rental Rate | $35.00 /SF/YR |
| Space Use | Office |
| Condition | Shell Space |
| Available | Now |
• Premium office space • Great penthouse views • Expansive floor to ceiling curtain wall glazing • Abundance of natural light lends itself to an airy loft feel • 15' floor to floor height • 10' minimum clear height • Approximately 50,000 SF open floor plate
- Lease rate does not include utilities, property expenses or building services
- 8,490 square feet available
Property Overview
The beautifully revived building—once home to the iconic Sears showroom, itself a modern marvel in 1939—is today a sunlit structure of steel and glass designed to bring Houston’s entrepreneurial, corporate, and academic communities into collaborative spaces and programs. A place for turning imagination and ideas into tangible realities. From Fortune 500s seeking flexible office space to first-time startups looking for the funding to build a prototype, the Ion invites individuals and teams of all kinds to a place where they can break with convention, break into the tech scene, or simply break up their day with a coffee and easy atmosphere. Anyone is welcome at any time.
- 24 Hour Access
- Atrium
- Bio-Tech/ Lab Space
- Bus Line
- Commuter Rail
- Conferencing Facility
- Fitness Center
- Food Service
- Metro/Subway
- Restaurant
- Skylights
- Car Charging Station
- Natural Light
- Open-Plan
- Shower Facilities
- Outdoor Seating
- Air Conditioning
- Balcony
PROPERTY FACTS
SELECT TENANTS
- Floor
- Tenant Name
- Industry
- 3rd
- Chevron Corporation
- Mining, Quarrying, and Oil and Gas Extraction
- Multiple
- CommonDesk
- Real Estate
- 5th
- Microsoft Corporation
- Professional, Scientific, and Technical Services
Presented by
The Ion | 4201 Main St
Hmm, there seems to have been an error sending your message. Please try again.
Thanks! Your message was sent.