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Owen Ridge Campus Webster Groves, MO 63119 282 - 35,261 SF of Space Available

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PARK HIGHLIGHTS

  • Premier office campus with professional landscaping, sculpture gardens, prominent architecture, and direct access to Deer Creek Greenway.
  • Located in Webster Groves, a top executive neighborhood in St. Louis.
  • Seven buildings, totaling 128,702 sq ft on 21 acres, with numerous desirable amenities.

PARK FACTS

Total Space Available 35,261 SF
Park Type Office Park
Features
Restaurant
  • Fiber Optic Internet

ALL AVAILABLE SPACES(14)

Display Rental Rate as

Owen Ridge Campus
345 Marshall Ave
433 - 12,320 SF | $22.00 /SF/YR $1.83 /SF/MO $236.81 /m²/YR $19.73 /m²/MO $793.83 - $22,587 /MO $9,526 - $271,040 /YR | View Building Details
Building Type/Class
Office/B
Year Built
1950
Building Size
39,961 SF
Building Height
4 Stories
Typical Floor Size
12,750 SF
Parking
80 Spaces
  • SPACE
  • SIZE
  • TERM
  • RENTAL RATE
  • SPACE USE
  • CONDITION
  • AVAILABLE
  • Lower Level, Ste 1
  • 3,241 SF
  • Negotiable
  • $22.00 /SF/YR $1.83 /SF/MO $71,302 /YR $5,942 /MO
  • Office
  • Full Build-Out
  • Now
  • Rate includes utilities, building services and property expenses
  • Fits 9 - 26 People
  • Central Air Conditioning
  • Fully Built-Out as Standard Office
  • Space is in Excellent Condition
  • 1st Floor, Ste 100
  • 433 SF
  • Negotiable
  • $22.00 /SF/YR $1.83 /SF/MO $9,526 /YR $793.83 /MO
  • Office
  • -
  • Now
  • Lease rate does not include utilities, property expenses or building services
  • Fits 2 - 4 People
  • 1st Floor, Ste 101
  • 6,005 SF
  • Negotiable
  • $22.00 /SF/YR $1.83 /SF/MO $132,110 /YR $11,009 /MO
  • Office
  • -
  • Now
  • Rate includes utilities, building services and property expenses
  • Fits 16 - 49 People
  • 1st Floor, Ste 102
  • 2,641 SF
  • Negotiable
  • $22.00 /SF/YR $1.83 /SF/MO $58,102 /YR $4,842 /MO
  • Office
  • -
  • Now
  • Rate includes utilities, building services and property expenses
  • Fits 7 - 22 People
Space Size Term Rental Rate Space Use Condition Available
Lower Level, Ste 1 3,241 SF Negotiable $22.00 /SF/YR $1.83 /SF/MO $71,302 /YR $5,942 /MO Office Full Build-Out Now
1st Floor, Ste 100 433 SF Negotiable $22.00 /SF/YR $1.83 /SF/MO $9,526 /YR $793.83 /MO Office - Now
1st Floor, Ste 101 6,005 SF Negotiable $22.00 /SF/YR $1.83 /SF/MO $132,110 /YR $11,009 /MO Office - Now
1st Floor, Ste 102 2,641 SF Negotiable $22.00 /SF/YR $1.83 /SF/MO $58,102 /YR $4,842 /MO Office - Now
Owen Ridge Campus
345 Marshall Ave
433 - 12,320 SF | $22.00 /SF/YR $1.83 /SF/MO $236.81 /m²/YR $19.73 /m²/MO $793.83 - $22,587 /MO $9,526 - $271,040 /YR | View Building Details
Building Type/Class
Office/B
Year Built
1950
Building Size
39,961 SF
Building Height
4 Stories
Typical Floor Size
12,750 SF
Parking
80 Spaces

345 Marshall Ave - Lower Level - Ste 1

Size
3,241 SF
Term
Negotiable
Rental Rate
$22.00 /SF/YR $1.83 /SF/MO $71,302 /YR $5,942 /MO
Space Use
Office
Condition
Full Build-Out
Available
Now

345 Marshall Ave - 1st Floor - Ste 100

Size
433 SF
Term
Negotiable
Rental Rate
$22.00 /SF/YR $1.83 /SF/MO $9,526 /YR $793.83 /MO
Space Use
Office
Condition
-
Available
Now

345 Marshall Ave - 1st Floor - Ste 101

Size
6,005 SF
Term
Negotiable
Rental Rate
$22.00 /SF/YR $1.83 /SF/MO $132,110 /YR $11,009 /MO
Space Use
Office
Condition
-
Available
Now

345 Marshall Ave - 1st Floor - Ste 102

Size
2,641 SF
Term
Negotiable
Rental Rate
$22.00 /SF/YR $1.83 /SF/MO $58,102 /YR $4,842 /MO
Space Use
Office
Condition
-
Available
Now
Owen Ridge Campus
369 Marshall Ave
10,661 SF | $16.50 /SF/YR $1.38 /SF/MO $177.60 /m²/YR $14.80 /m²/MO $14,659 /MO $175,907 /YR | View Building Details
Building Type
Flex
Building Size
10,661 SF
Lot Size
1.08 AC
Year Built
1981
Clear Height
15’
Zoning
64E - Multiple-Family Dwelling District
  • SPACE
  • SIZE
  • TERM
  • RENTAL RATE
  • SPACE USE
  • CONDITION
  • AVAILABLE
  • 1st Floor
  • 10,661 SF
  • Negotiable
  • $16.50 /SF/YR $1.38 /SF/MO $175,907 /YR $14,659 /MO
  • Flex
  • Full Build-Out
  • 30 Days
  • Lease rate does not include utilities, property expenses or building services
  • Includes 7,302 SF of dedicated office space
Space Size Term Rental Rate Space Use Condition Available
1st Floor 10,661 SF Negotiable $16.50 /SF/YR $1.38 /SF/MO $175,907 /YR $14,659 /MO Flex Full Build-Out 30 Days
Owen Ridge Campus
369 Marshall Ave
10,661 SF | $16.50 /SF/YR $1.38 /SF/MO $177.60 /m²/YR $14.80 /m²/MO $14,659 /MO $175,907 /YR | View Building Details
Building Type
Flex
Building Size
10,661 SF
Lot Size
1.08 AC
Year Built
1981
Clear Height
15’
Zoning
64E - Multiple-Family Dwelling District

369 Marshall Ave - 1st Floor

Size
10,661 SF
Term
Negotiable
Rental Rate
$16.50 /SF/YR $1.38 /SF/MO $175,907 /YR $14,659 /MO
Space Use
Flex
Condition
Full Build-Out
Available
30 Days
Owen Ridge Campus
357 Marshall Ave
282 - 5,582 SF | $22.00 /SF/YR $1.83 /SF/MO $236.81 /m²/YR $19.73 /m²/MO $517.00 - $10,234 /MO $6,204 - $122,804 /YR | View Building Details
Building Type/Class
Office/B
Year Built
1948
Building Size
11,317 SF
Building Height
2 Stories
Typical Floor Size
5,659 SF
  • SPACE
  • SIZE
  • TERM
  • RENTAL RATE
  • SPACE USE
  • CONDITION
  • AVAILABLE
  • 1st Floor, Ste 1
  • 688 SF
  • Negotiable
  • $22.00 /SF/YR $1.83 /SF/MO $15,136 /YR $1,261 /MO
  • Office
  • -
  • Now
  • Fits 2 - 6 People
  • 1st Floor, Ste 104
  • 3,063 SF
  • Negotiable
  • $22.00 /SF/YR $1.83 /SF/MO $67,386 /YR $5,616 /MO
  • Office
  • Full Build-Out
  • 30 Days
  • Rate includes utilities, building services and property expenses
  • Fits 8 - 25 People
  • Central Air Conditioning
  • Fully Built-Out as Standard Office
  • Space is in Excellent Condition
  • 1st Floor, Ste 2
  • 675 SF
  • Negotiable
  • $22.00 /SF/YR $1.83 /SF/MO $14,850 /YR $1,238 /MO
  • Office
  • -
  • Now
  • Fits 2 - 6 People
  • 1st Floor, Ste 3
  • 282 SF
  • Negotiable
  • $22.00 /SF/YR $1.83 /SF/MO $6,204 /YR $517.00 /MO
  • Office
  • -
  • Now
  • Fits 1 - 3 People
  • 1st Floor, Ste 4
  • 874 SF
  • Negotiable
  • $22.00 /SF/YR $1.83 /SF/MO $19,228 /YR $1,602 /MO
  • Office
  • -
  • Now
  • Fits 3 - 7 People
Space Size Term Rental Rate Space Use Condition Available
1st Floor, Ste 1 688 SF Negotiable $22.00 /SF/YR $1.83 /SF/MO $15,136 /YR $1,261 /MO Office - Now
1st Floor, Ste 104 3,063 SF Negotiable $22.00 /SF/YR $1.83 /SF/MO $67,386 /YR $5,616 /MO Office Full Build-Out 30 Days
1st Floor, Ste 2 675 SF Negotiable $22.00 /SF/YR $1.83 /SF/MO $14,850 /YR $1,238 /MO Office - Now
1st Floor, Ste 3 282 SF Negotiable $22.00 /SF/YR $1.83 /SF/MO $6,204 /YR $517.00 /MO Office - Now
1st Floor, Ste 4 874 SF Negotiable $22.00 /SF/YR $1.83 /SF/MO $19,228 /YR $1,602 /MO Office - Now
Owen Ridge Campus
357 Marshall Ave
282 - 5,582 SF | $22.00 /SF/YR $1.83 /SF/MO $236.81 /m²/YR $19.73 /m²/MO $517.00 - $10,234 /MO $6,204 - $122,804 /YR | View Building Details
Building Type/Class
Office/B
Year Built
1948
Building Size
11,317 SF
Building Height
2 Stories
Typical Floor Size
5,659 SF

357 Marshall Ave - 1st Floor - Ste 1

Size
688 SF
Term
Negotiable
Rental Rate
$22.00 /SF/YR $1.83 /SF/MO $15,136 /YR $1,261 /MO
Space Use
Office
Condition
-
Available
Now

357 Marshall Ave - 1st Floor - Ste 104

Size
3,063 SF
Term
Negotiable
Rental Rate
$22.00 /SF/YR $1.83 /SF/MO $67,386 /YR $5,616 /MO
Space Use
Office
Condition
Full Build-Out
Available
30 Days

357 Marshall Ave - 1st Floor - Ste 2

Size
675 SF
Term
Negotiable
Rental Rate
$22.00 /SF/YR $1.83 /SF/MO $14,850 /YR $1,238 /MO
Space Use
Office
Condition
-
Available
Now

357 Marshall Ave - 1st Floor - Ste 3

Size
282 SF
Term
Negotiable
Rental Rate
$22.00 /SF/YR $1.83 /SF/MO $6,204 /YR $517.00 /MO
Space Use
Office
Condition
-
Available
Now

357 Marshall Ave - 1st Floor - Ste 4

Size
874 SF
Term
Negotiable
Rental Rate
$22.00 /SF/YR $1.83 /SF/MO $19,228 /YR $1,602 /MO
Space Use
Office
Condition
-
Available
Now
Owen Ridge Campus
353 Marshall Ave
310 - 1,081 SF | $22.00 /SF/YR $1.83 /SF/MO $236.81 /m²/YR $19.73 /m²/MO $568.33 - $1,982 /MO $6,820 - $23,782 /YR | View Building Details
Building Type
Office
Year Built
1955
Building Size
7,043 SF
Building Height
2 Stories
Typical Floor Size
3,522 SF
  • SPACE
  • SIZE
  • TERM
  • RENTAL RATE
  • SPACE USE
  • CONDITION
  • AVAILABLE
  • 1st Floor, Ste C
  • 391 SF
  • Negotiable
  • $22.00 /SF/YR $1.83 /SF/MO $8,602 /YR $716.83 /MO
  • Office
  • Full Build-Out
  • 30 Days
  • Rate includes utilities, building services and property expenses
  • Fits 1 - 4 People
  • Fully Built-Out as Standard Office
  • Central Air Conditioning
  • 1st Floor, Ste D
  • 380 SF
  • Negotiable
  • $22.00 /SF/YR $1.83 /SF/MO $8,360 /YR $696.67 /MO
  • Office
  • Full Build-Out
  • 30 Days
  • Rate includes utilities, building services and property expenses
  • Fits 1 - 4 People
  • Fully Built-Out as Standard Office
  • Central Air Conditioning
  • 1st Floor, Ste L
  • 310 SF
  • Negotiable
  • $22.00 /SF/YR $1.83 /SF/MO $6,820 /YR $568.33 /MO
  • Office
  • Full Build-Out
  • 30 Days
  • Rate includes utilities, building services and property expenses
  • Fits 1 - 3 People
  • Fully Built-Out as Standard Office
  • 1 Private Office
Space Size Term Rental Rate Space Use Condition Available
1st Floor, Ste C 391 SF Negotiable $22.00 /SF/YR $1.83 /SF/MO $8,602 /YR $716.83 /MO Office Full Build-Out 30 Days
1st Floor, Ste D 380 SF Negotiable $22.00 /SF/YR $1.83 /SF/MO $8,360 /YR $696.67 /MO Office Full Build-Out 30 Days
1st Floor, Ste L 310 SF Negotiable $22.00 /SF/YR $1.83 /SF/MO $6,820 /YR $568.33 /MO Office Full Build-Out 30 Days
Owen Ridge Campus
353 Marshall Ave
310 - 1,081 SF | $22.00 /SF/YR $1.83 /SF/MO $236.81 /m²/YR $19.73 /m²/MO $568.33 - $1,982 /MO $6,820 - $23,782 /YR | View Building Details
Building Type
Office
Year Built
1955
Building Size
7,043 SF
Building Height
2 Stories
Typical Floor Size
3,522 SF

353 Marshall Ave - 1st Floor - Ste C

Size
391 SF
Term
Negotiable
Rental Rate
$22.00 /SF/YR $1.83 /SF/MO $8,602 /YR $716.83 /MO
Space Use
Office
Condition
Full Build-Out
Available
30 Days

353 Marshall Ave - 1st Floor - Ste D

Size
380 SF
Term
Negotiable
Rental Rate
$22.00 /SF/YR $1.83 /SF/MO $8,360 /YR $696.67 /MO
Space Use
Office
Condition
Full Build-Out
Available
30 Days

353 Marshall Ave - 1st Floor - Ste L

Size
310 SF
Term
Negotiable
Rental Rate
$22.00 /SF/YR $1.83 /SF/MO $6,820 /YR $568.33 /MO
Space Use
Office
Condition
Full Build-Out
Available
30 Days
Owen Ridge Campus
349 Marshall Ave
5,617 SF | $22.00 /SF/YR $1.83 /SF/MO $236.81 /m²/YR $19.73 /m²/MO $10,298 /MO $123,574 /YR | View Building Details
Building Type/Class
Office/B
Year Built
1915
Building Size
42,319 SF
Building Height
3 Stories
Typical Floor Size
14,120 SF
  • SPACE
  • SIZE
  • TERM
  • RENTAL RATE
  • SPACE USE
  • CONDITION
  • AVAILABLE
  • 2nd Floor, Ste 202
  • 5,617 SF
  • Negotiable
  • $22.00 /SF/YR $1.83 /SF/MO $123,574 /YR $10,298 /MO
  • Office
  • Full Build-Out
  • 30 Days
  • Rate includes utilities, building services and property expenses
  • Fits 15 - 45 People
  • Fully Built-Out as Standard Office
Space Size Term Rental Rate Space Use Condition Available
2nd Floor, Ste 202 5,617 SF Negotiable $22.00 /SF/YR $1.83 /SF/MO $123,574 /YR $10,298 /MO Office Full Build-Out 30 Days
Owen Ridge Campus
349 Marshall Ave
5,617 SF | $22.00 /SF/YR $1.83 /SF/MO $236.81 /m²/YR $19.73 /m²/MO $10,298 /MO $123,574 /YR | View Building Details
Building Type/Class
Office/B
Year Built
1915
Building Size
42,319 SF
Building Height
3 Stories
Typical Floor Size
14,120 SF

349 Marshall Ave - 2nd Floor - Ste 202

Size
5,617 SF
Term
Negotiable
Rental Rate
$22.00 /SF/YR $1.83 /SF/MO $123,574 /YR $10,298 /MO
Space Use
Office
Condition
Full Build-Out
Available
30 Days

345 Marshall Ave - Lower Level - Ste 1

Size 3,241 SF
Term Negotiable
Rental Rate $22.00 /SF/YR
Space Use Office
Condition Full Build-Out
Available Now

  • Rate includes utilities, building services and property expenses
  • Fully Built-Out as Standard Office
  • Fits 9 - 26 People
  • Space is in Excellent Condition
  • Central Air Conditioning

345 Marshall Ave - 1st Floor - Ste 100

Size 433 SF
Term Negotiable
Rental Rate $22.00 /SF/YR
Space Use Office
Condition -
Available Now

  • Lease rate does not include utilities, property expenses or building services
  • Fits 2 - 4 People

345 Marshall Ave - 1st Floor - Ste 101

Size 6,005 SF
Term Negotiable
Rental Rate $22.00 /SF/YR
Space Use Office
Condition -
Available Now

  • Rate includes utilities, building services and property expenses
  • Fits 16 - 49 People

345 Marshall Ave - 1st Floor - Ste 102

Size 2,641 SF
Term Negotiable
Rental Rate $22.00 /SF/YR
Space Use Office
Condition -
Available Now

  • Rate includes utilities, building services and property expenses
  • Fits 7 - 22 People

369 Marshall Ave - 1st Floor

Size 10,661 SF
Term Negotiable
Rental Rate $16.50 /SF/YR
Space Use Flex
Condition Full Build-Out
Available 30 Days

  • Lease rate does not include utilities, property expenses or building services
  • Includes 7,302 SF of dedicated office space

357 Marshall Ave - 1st Floor - Ste 1

Size 688 SF
Term Negotiable
Rental Rate $22.00 /SF/YR
Space Use Office
Condition -
Available Now

  • Fits 2 - 6 People

357 Marshall Ave - 1st Floor - Ste 104

Size 3,063 SF
Term Negotiable
Rental Rate $22.00 /SF/YR
Space Use Office
Condition Full Build-Out
Available 30 Days

  • Rate includes utilities, building services and property expenses
  • Fully Built-Out as Standard Office
  • Fits 8 - 25 People
  • Space is in Excellent Condition
  • Central Air Conditioning

357 Marshall Ave - 1st Floor - Ste 2

Size 675 SF
Term Negotiable
Rental Rate $22.00 /SF/YR
Space Use Office
Condition -
Available Now

  • Fits 2 - 6 People

357 Marshall Ave - 1st Floor - Ste 3

Size 282 SF
Term Negotiable
Rental Rate $22.00 /SF/YR
Space Use Office
Condition -
Available Now

  • Fits 1 - 3 People

357 Marshall Ave - 1st Floor - Ste 4

Size 874 SF
Term Negotiable
Rental Rate $22.00 /SF/YR
Space Use Office
Condition -
Available Now

  • Fits 3 - 7 People

353 Marshall Ave - 1st Floor - Ste C

Size 391 SF
Term Negotiable
Rental Rate $22.00 /SF/YR
Space Use Office
Condition Full Build-Out
Available 30 Days

  • Rate includes utilities, building services and property expenses
  • Fully Built-Out as Standard Office
  • Fits 1 - 4 People
  • Central Air Conditioning

353 Marshall Ave - 1st Floor - Ste D

Size 380 SF
Term Negotiable
Rental Rate $22.00 /SF/YR
Space Use Office
Condition Full Build-Out
Available 30 Days

  • Rate includes utilities, building services and property expenses
  • Fully Built-Out as Standard Office
  • Fits 1 - 4 People
  • Central Air Conditioning

353 Marshall Ave - 1st Floor - Ste L

Size 310 SF
Term Negotiable
Rental Rate $22.00 /SF/YR
Space Use Office
Condition Full Build-Out
Available 30 Days

  • Rate includes utilities, building services and property expenses
  • Fully Built-Out as Standard Office
  • Fits 1 - 3 People
  • 1 Private Office

349 Marshall Ave - 2nd Floor - Ste 202

Size 5,617 SF
Term Negotiable
Rental Rate $22.00 /SF/YR
Space Use Office
Condition Full Build-Out
Available 30 Days

  • Rate includes utilities, building services and property expenses
  • Fully Built-Out as Standard Office
  • Fits 15 - 45 People

SITE PLAN

SELECT TENANTS AT THIS PROPERTY

  • FLOOR
  • TENANT NAME
  • INDUSTRY
  • LL
  • Alkemeyer & Associates
  • Professional, Scientific, and Technical Services
  • 1st
  • Exegy, Inc.
  • Professional, Scientific, and Technical Services
  • 1st
  • Space Academy
  • Services
  • 1st
  • The Edge Cafe
  • Accommodation and Food Services

PARK OVERVIEW

A multi-tenant office portfolio consisting of seven buildings totaling 128,702 square feet on 21 acres. Owen Ridge is a premier suburban office campus with professional landscaping, sculpture gardens, prominent architecture, direct access to Deer Creek Greenway, and numerous desirable amenities. The portfolio is uniquely located in the town of Webster Groves, one of St. Louis’ most desirable executive neighborhoods, and offers a proximity office option to many of St. Louis ‘decision-makers.

  • Restaurant
  • Fiber Optic Internet
  • Listing ID: 27973220

  • Date on Market: 9/11/2025

  • Last Updated:

  • Address: 345 Marshall Ave, Webster Groves, MO 63119

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