Ontario, CA Office Space

Search office properties for lease and view the Market Overview section below for local stats and insight.

90 Listings

1 of 16

2 of 16

3 of 16

4 of 16

5 of 16

6 of 16

7 of 16

8 of 16

9 of 16

10 of 16

11 of 16

12 of 16

13 of 16

14 of 16

15 of 16

16 of 16
From $549/month
Regus - Ontario - One Lakeshore
3281 E. Guasti Road 7th Floor, Ontario, CA
Space Type
Private Offices
Space for 1 to 15 people
1 of 1
Price on request
Cubework Airport ONT
3950 East Airport Drive, Ontario, CA
Space Type
Office
1 space

3,000 SF
1 of 6

2 of 6

3 of 6

4 of 6

5 of 6

6 of 6
$28.80/SF/YR
Palm Brook Corporate Center - Bldg. A
3602 Inland Empire Blvd., Ontario, CA
Space Type
Office
1 space

1,387 SF
1 of 5

2 of 5

3 of 5

4 of 5

5 of 5
Price on request
Centrelake Plaza
3401 Centre Lake Drive, Ontario, CA
Space Type
Office
4 spaces

1,440 - 2,166 SF
Narrow down your search by listing type
1 of 5

2 of 5

3 of 5

4 of 5

5 of 5
$33.60/SF/YR
Ferrari Corporate Center
4150 Concours St., Ontario, CA
Space Type
Office
1 space

15,408 SF
1 of 19

2 of 19

3 of 19

4 of 19

5 of 19

6 of 19

7 of 19

8 of 19

9 of 19

10 of 19

11 of 19

12 of 19

13 of 19

14 of 19

15 of 19

16 of 19

17 of 19

18 of 19

19 of 19
From $739/month

Regus
Regus - Ontario - Waterside Center
3200 Guasti Road Suite 100, Ontario, CA
Space Type
Private Offices
Space for 1 to 15 people
1 of 6

2 of 6

3 of 6

4 of 6

5 of 6

6 of 6
Price on request
Jurupa Business Center - Bldg. 2
4120 Jurupa Ave., Ontario, CA
Space Type
Office
1 space

10,416 SF
1 of 1
Price on request
3400 Inland Empire Blvd
3400 Inland Empire Blvd, Ontario, CA
Space Type
Office
5 spaces

105.3 - 328 SF
1 of 11

2 of 11

3 of 11

4 of 11

5 of 11

6 of 11

7 of 11

8 of 11

9 of 11

10 of 11

11 of 11
From $40/hour
$240/day

Office Evolution
Ontario Office Evolution
3350 Shelby Street Suite 200, Ontario, CA
Space Type
Meeting Rooms
Space for 6 to 10 people
1 of 14

2 of 14

3 of 14

4 of 14

5 of 14

6 of 14

7 of 14

8 of 14

9 of 14

10 of 14

11 of 14

12 of 14

13 of 14

14 of 14
From $75/day

CoRise Spaces
CoRise Spaces
4684 Ontario Mills Parkway Suite 200, Ontario, CA
Space Type
Desks
1 of 3

2 of 3

3 of 3
$0.24/SF/MO
Waterside Center I
3200 East Guasti Road, Ontario, CA
Space Type
Office
2 spaces

3,823 - 7,224 SF
1 of 4

2 of 4

3 of 4

4 of 4
Price on request
Transpark - Ph. III
2930 Inland Empire Blvd., Ontario, CA
Space Type
Office
3 spaces

1,620 - 6,089 SF
1 of 34

2 of 34

3 of 34

4 of 34

5 of 34

6 of 34

7 of 34

8 of 34

9 of 34

10 of 34

11 of 34

12 of 34

13 of 34

14 of 34

15 of 34

16 of 34

17 of 34

18 of 34

19 of 34

20 of 34

21 of 34

22 of 34

23 of 34

24 of 34

25 of 34

26 of 34

27 of 34

28 of 34

29 of 34

30 of 34

31 of 34

32 of 34

33 of 34

34 of 34
From $695/month

Gateway Executive Suites
Gateway Executive Suites
500 East E Street Ste 120, Ontario, CA
Space Type
Private Offices
1 of 6

2 of 6

3 of 6

4 of 6

5 of 6

6 of 6
$0.24/SF/MO
Empire Towers IV
3800 Concours Street, Ontario, CA
Space Type
Office
7 spaces

1,413 - 10,704 SF
1 of 11

2 of 11

3 of 11

4 of 11

5 of 11

6 of 11

7 of 11

8 of 11

9 of 11

10 of 11

11 of 11
From $319/month

HQ
HQ - Ontario - North San Antonio Ave
204 North San Antonio Avenue 1st and 2nd Floor, Ontario, CA
Space Type
Private Offices
Space for 1 to 15 people
1 of 11

2 of 11

3 of 11

4 of 11

5 of 11

6 of 11

7 of 11

8 of 11

9 of 11

10 of 11

11 of 11
From $699/month

Regus
Regus - Ontario - Concours
3990 Concours Street, Ontario, CA
Space Type
Private Offices
Space for 1 to 15 people
1 of 6

2 of 6

3 of 6

4 of 6

5 of 6

6 of 6
$0.24/SF/MO
Empire Towers V
3990 Concours Street, Ontario, CA
Space Type
Office
6 spaces

943 - 21,632 SF
1 of 21

2 of 21

3 of 21

4 of 21

5 of 21

6 of 21

7 of 21

8 of 21

9 of 21

10 of 21

11 of 21

12 of 21

13 of 21

14 of 21

15 of 21

16 of 21

17 of 21

18 of 21

19 of 21

20 of 21

21 of 21
From $459/month

Regus
Regus - Ontario - W 6th Street
980 West 6th Street 1st & 2nd Floor, Ontario, CA
Space Type
Private Offices
Space for 1 to 15 people
1 of 1
$0.19/SF/MO
3500 Porsche Way
3500 Porsche Way, Ontario, CA
Space Type
Office
1 space

30,932 SF
1 of 3

2 of 3

3 of 3
$0.24/SF/MO
Waterside Center III
3110 East Guasti Road, Ontario, CA
Space Type
Office
7 spaces

768 - 8,653 SF
1 of 1
$0.27/SF/MO
CONCOURS PLAZA
975 North Haven Ave, Suite 100, Ontario, CA
Space Type
Office
1 space

5,071 SF
1 of 6

2 of 6

3 of 6

4 of 6

5 of 6

6 of 6
Price on request
Empire Towers III
4200 Concours Street, Ontario, CA
Space Type
Office
1 space

2,995 SF
1 of 6

2 of 6

3 of 6

4 of 6

5 of 6

6 of 6
Price on request
Empire Towers I
3633 Inland Empire Blvd, Ontario, CA
Space Type
Office
4 spaces

1,298 - 3,190 SF
1 of 6

2 of 6

3 of 6

4 of 6

5 of 6

6 of 6
$0.24/SF/MO
Empire Towers II
4141 Inland Empire Blvd, Ontario, CA
Space Type
Office
2 spaces

1,639 - 2,635 SF
1 of 6

2 of 6

3 of 6

4 of 6

5 of 6

6 of 6
$28.80/SF/YR
Palm Brook Corporate Center - Bldg. C
3602 Inland Empire Blvd., Ontario, CA
Space Type
Office
7 spaces

1,798 - 3,900 SF
Price on request
Empire Towers I
3633 Inland Empire Blvd, Ontario, CA
Space Type
Office
1 space

4,472 SF
From $500/month

Empire Executive Offices
Empire Executive Offices - Empire Executive Office Building
3400 Inland Empire Boulevard, Ontario, CA
Space Type
Private Offices
Price on request
Transpark Office Center
2910 E.Inland Empire Blvd., Ontario, CA
Space Type
Office
1 space

1,500 SF
Price on request
430 North Vineyard Avenue
430 North Vineyard Avenue, Ontario, CA
Space Type
Office
2 spaces

1,337 - 20,551 SF
Price on request

Cubework
Cubework - Vintage
740 Vintage Avenue, Ontario, CA
Space Type
Private Offices
$0.16/SF/MO
Airport Corporate Center - Bldg 3
3290 Guasti Rd, Ontario, CA
Space Type
Office
3 spaces

1,515 - 3,261 SF
$0.16/SF/MO
Sixth Street Center
1131 W. 6th St., Ontario, CA
Space Type
Office
1 space

22,103 SF
Price on request
3110 & 3200 E. Guasti Rd.
3110 & 3200 E. Guasti Rd., Ontario, CA
Space Type
Office
4 spaces

953 - 8,653 SF
Price on request
Transpark Office Center
2930 E.Inland Empire Blvd., Ontario, CA
Space Type
Office
1 space

6,089 SF
$2.65/SF/YR
One Lakeshore Centre
3281 E Guasti Rd & 3450 N Centre Lake Dr Ontario, Ontario, CA
Space Type
Office
4 spaces

1,158 - 14,747 SF
Price on request
3633 Inland Empire Blvd-Tower I
3633 Inland Empire Blvd-Tower I, Ontario, CA
Space Type
Office
7 spaces

1,298 - 6,069 SF
Price on request

Cubework
Cubework - 3950 East Airport Drive
3950 East Airport Drive, Ontario, CA
Space Type
Private Offices
Price on request
3401 Centre Lake Drive
3401 Centre Lake Drive, Ontario, CA
Space Type
Office
8 spaces

1,515 - 6,000 SF
Price on request
Transpark Office Center
2990 E.Inland Empire Blvd., Ontario, CA
Space Type
Office
1 space

702 SF
$2.65/SF/YR
3536 Concours Street
3536 Concours Street, Ontario, CA
Space Type
Office
2 spaces

2,388 - 6,758 SF

Other Popular Searches

Los Angeles Office Space

1,106 listings
San Diego Office Space

561 listings
Irvine Office Space

187 listings
Santa Monica Office Space

122 listings
Pasadena Office Space

65 listings
Long Beach Office Space

52 listings
Costa Mesa Office Space

49 listings
Burbank Office Space

47 listings
Riverside Office Space

43 listings
Santa Clarita Office Space

31 listings

Los Angeles Commercial Real Estate

2,660 listings
San Diego Commercial Real Estate

1,059 listings
Irvine Commercial Real Estate

285 listings
Long Beach Commercial Real Estate

220 listings
Santa Monica Commercial Real Estate

195 listings
Riverside Commercial Real Estate

183 listings
Pasadena Commercial Real Estate

116 listings
Santa Clarita Commercial Real Estate

110 listings
Costa Mesa Commercial Real Estate

105 listings
Burbank Commercial Real Estate

102 listings

Carson Commercial Real Estate

65 listings
Chino Commercial Real Estate

62 listings
Lake Forest Commercial Real Estate

60 listings
Brea Commercial Real Estate

57 listings
Jurupa Valley Commercial Real Estate

55 listings
Mission Viejo Commercial Real Estate

37 listings
El Monte Commercial Real Estate

35 listings
Cerritos Commercial Real Estate

34 listings
Diamond Bar Commercial Real Estate

27 listings
San Dimas Commercial Real Estate

26 listings

Average Rent for Office Space in Ontario, CA

Rents for offices in Ontario range between $22.8 and $39 per square foot, with the market-wide average currently at $32 per square foot according to the latest listing data.

Learn More About Office Spaces for Rent in Ontario, CA

The Ontario, CA market currently features 90 distinct office spaces available for lease, totaling approximately 361,851 square feet.

Local inventory includes subtypes such as General Office with 42 listings, as well as other property types such as Office Building and Shared Space.

Available office spaces range from 106 square feet to 30,932 square feet, with an average size of 4,200 square feet, accommodating businesses across various growth stages and operational requirements.

Range Total Square Feet Share of Total Office

25k to 50k Sq. Ft. 507,665 12.14%

50k to 100k Sq. Ft. 2,013,071 48.12%

100k to 500k Sq. Ft. 1,662,477 39.74%

Of the office inventory in Ontario, 35 properties were constructed since 2000, typically offering up-to-date amenities. An additional 18 buildings were developed between 1975 and 2000, while the remaining 1 date prior to 1975.

Ontario, CA Office Property By Year Built

1

1950 - 1975

18

1975 - 2000

35

After 2000

Ontario, CA Office Market Breakdown

The office market in Ontario, CA comprises 32 buildings totaling 4.2 million square feet.

Class A and A+ properties make up 77.78% of the office market in Ontario, while Class B properties total 19.44% of the market and Class C properties take up the remaining 2.78%.

Range Total Square Feet Share of Total Office

Class A 2,312,334 55.28%

Class B 1,870,879 44.72%

The market offers substantial flexibility in space configuration, with spaces reaching up to 30,932 square feet and an average square footage of 4,200 across all spaces located here.