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Park Highlights

  • Freeway Access
  • Airport Proximity

Park Facts

Total Space Available 3,493 SF
Park Type Industrial Park

All Available Spaces(2)

Display Rental Rate as

Ontario Airport Business Park
855 S Milliken Ave
1,605 SF | $21.00 /SF/YR $1.75 /SF/MO $226.04 /m²/YR $18.84 /m²/MO $2,809 /MO $33,705 /YR | View Building Details
Building Type
Flex
Building Size
10,812 SF
Lot Size
0.55 AC
Year Built
1985
Construction
Masonry
Clear Height
14’
Drive In Bays
4
Zoning
SP - Specific Plan
  • Space
  • Size
  • Term
  • Rental Rate
  • Space Use
  • Build-Out
  • Available
  • 1st Floor, Ste 855A
  • 1,605 SF
  • Negotiable
  • $21.00 /SF/YR $1.75 /SF/MO $33,705 /YR $2,809 /MO
  • Office
  • Full Build-Out
  • June 01, 2026

Office space for lease featuring a conference room, open office area, one private office, a break room, and two restrooms.

  • Listed rate may not include certain utilities, building services and property expenses
  • 1 Private Office
  • Space is in Excellent Condition
  • Mostly Open Floor Plan Layout
  • 1 Conference Room
Space Size Term Rental Rate Space Use Build-Out Available
1st Floor, Ste 855A 1,605 SF Negotiable $21.00 /SF/YR $1.75 /SF/MO $33,705 /YR $2,809 /MO Office Full Build-Out June 01, 2026
Ontario Airport Business Park
855 S Milliken Ave
1,605 SF | $21.00 /SF/YR $1.75 /SF/MO $226.04 /m²/YR $18.84 /m²/MO $2,809 /MO $33,705 /YR | View Building Details
Building Type
Flex
Building Size
10,812 SF
Lot Size
0.55 AC
Year Built
1985
Construction
Masonry
Clear Height
14’
Drive In Bays
4
Zoning
SP - Specific Plan

855 S Milliken Ave - 1st Floor - Ste 855A

Size
1,605 SF
Term
Negotiable
Rental Rate
$21.00 /SF/YR $1.75 /SF/MO $33,705 /YR $2,809 /MO
Space Use
Office
Build-Out
Full Build-Out
Available
June 01, 2026
Ontario Airport Business Park
865 S Milliken Ave
1,888 SF | $17.40 /SF/YR $1.45 /SF/MO $187.29 /m²/YR $15.61 /m²/MO $2,738 /MO $32,851 /YR | View Building Details
Building Type
Flex
Building Size
13,032 SF
Lot Size
0.66 AC
Year Built
1985
Construction
Reinforced Concrete
Clear Height
14’
Drive In Bays
5
Power Supply
Amps: 400 Volts: 277-480
Zoning
SP - Specific Plan
  • Space
  • Size
  • Term
  • Rental Rate
  • Space Use
  • Build-Out
  • Available
  • 1st Floor - 865E
  • 1,888 SF
  • Negotiable
  • $17.40 /SF/YR $1.45 /SF/MO $32,851 /YR $2,738 /MO
  • Flex
  • Full Build-Out
  • Now

Versatile flex space available for Lease featuring a conference room, one private office, open office area, and 1,182 square feet of warehouse space.

  • Listed rate may not include certain utilities, building services and property expenses
  • Space is in Excellent Condition
  • Private Restrooms
  • Includes 1,040 SF of dedicated office space
  • 1 Drive Bay
  • Conference Rooms
Space Size Term Rental Rate Space Use Build-Out Available
1st Floor - 865E 1,888 SF Negotiable $17.40 /SF/YR $1.45 /SF/MO $32,851 /YR $2,738 /MO Flex Full Build-Out Now
Ontario Airport Business Park
865 S Milliken Ave
1,888 SF | $17.40 /SF/YR $1.45 /SF/MO $187.29 /m²/YR $15.61 /m²/MO $2,738 /MO $32,851 /YR | View Building Details
Building Type
Flex
Building Size
13,032 SF
Lot Size
0.66 AC
Year Built
1985
Construction
Reinforced Concrete
Clear Height
14’
Drive In Bays
5
Power Supply
Amps: 400 Volts: 277-480
Zoning
SP - Specific Plan

865 S Milliken Ave - 1st Floor - 865E

Size
1,888 SF
Term
Negotiable
Rental Rate
$17.40 /SF/YR $1.45 /SF/MO $32,851 /YR $2,738 /MO
Space Use
Flex
Build-Out
Full Build-Out
Available
Now

855 S Milliken Ave - 1st Floor - Ste 855A

Size 1,605 SF
Term Negotiable
Rental Rate $21.00 /SF/YR
Space Use Office
Build-Out Full Build-Out
Available June 01, 2026

Office space for lease featuring a conference room, open office area, one private office, a break room, and two restrooms.

  • Listed rate may not include certain utilities, building services and property expenses
  • Mostly Open Floor Plan Layout
  • 1 Private Office
  • 1 Conference Room
  • Space is in Excellent Condition

865 S Milliken Ave - 1st Floor - 865E

Size 1,888 SF
Term Negotiable
Rental Rate $17.40 /SF/YR
Space Use Flex
Build-Out Full Build-Out
Available Now

Versatile flex space available for Lease featuring a conference room, one private office, open office area, and 1,182 square feet of warehouse space.

  • Listed rate may not include certain utilities, building services and property expenses
  • Includes 1,040 SF of dedicated office space
  • Space is in Excellent Condition
  • 1 Drive Bay
  • Private Restrooms
  • Conference Rooms

Park Overview

Ontario Airport Business Park is a multi-tenant light-industrial park comprised of five buildings totaling approximately 113,600 SF, offering flexible warehouse and office space with convenient access to the I-10, I-60, and I-15 freeways near Ontario International Airport.

Fairly walkable
40/100
Exceptionally drivable
100/100
Limited public transit
30/100
Somewhat bikeable
30/100
  • Listing ID: 32018842

  • Date on Market: 4/30/2026

  • Last Updated:

  • Address: 4317 E Santa Ana St, Ontario, CA 91761

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