South Lake Union Commercial Office Space for Rent

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South Lake Union

Renting Commercial Office Space in South Lake Union

South Lake Union remains the epicenter of Seattle's tech and life sciences economy. Despite broader market volatility, it continues to offer the most stable demand in the city, anchored by Amazon’s global headquarters and a dense cluster of biotech firms (Source: Commercial Seattle 2026 Insights). While sub-lease availability has been a factor, the neighborhood’s high-quality Class A inventory is the primary beneficiary of the "flight-to-quality" trend. 2026 is the year of "Inventory Normalization." With no new office groundbreakings, the surplus of tech space is projected to be steadily absorbed by mid-sized AI and biotech startups. Investors are entering the market now to capture value before the West Seattle Link Extension begins to significantly drive long-term property appreciation (Source: SJA Property Management 2026 Guide).

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Popular Properties in the South Lake Union Neighborhood

Kirkland Stand-alone Industrial Building

2,000 SF

$3,300 /mo

Warehouse

Rockwood Office Park | 1408 Building

247 – 1,595 SF

$800 – $3,500 /mo

General

Prime Downtown Kirkland Retail Space

1,859 SF

$5,600 /mo

Storefront

Factoria 30th Street Building

984 SF

$1,600 /mo

General

Century One Office Park

1,068 SF

$3,200 /mo

Executive Plaza

519 – 1,366 SF

$800 – $2,000 /mo

General

Willows Industrial Park #6

1,721 – 14,295 SF

$0 /mo

Storefront Warehouse

Wilburton Ridge Office Park

214 – 880 SF

$500 – $2,600 /mo

General

Sterling Plaza - 12600 Building

2,776 SF

$8,300 /mo

General

Totem Square Office Park - Building B

450 SF

$1,400 /mo

General

2020 Medical Building

440 – 1,832 SF

$1,100 – $4,600 /mo

Medical

Bellevue Building

202 – 487 SF

$700 – $2,000 /mo

General

For Lease - Cameron Center Suite

1,103 SF

$2,600 /mo

General

Campus Office Park | Professional & Medical Office Space in Bellevue

194 – 3,675 SF

$600 – $10,700 /mo

General

Seatac Retail Center

1,291 SF

$1,900 /mo

Storefront

Suite Rates in South Lake Union

Suite Sizes in South Lake Union

Neighborhood Comparison

Neighborhood	Average Available SQFT	Average Rate / SQFT PER Month	NUMBER OF AVAILABLE SUITES
Bainbridge Island	400	$1.59 / SF	< 30
Bellevue	1,200	$2.93 / SF	305
Bremerton	1,800	$1.38 / SF	68
Buckley	30,000	-	< 30
Capitol Hill	1,900	$2.66 / SF	36
Central Business District	3,900	$2.53 / SF	430
Covington	1,400	-	< 30
Denny Triangle	2,800	$2.41 / SF	171
Enumclaw	4,400	-	< 30
Everett	1,700	$1.87 / SF	37
Federal Way	2,300	$1.50 / SF	101
Kent	2,200	$1.87 / SF	257
Lakewood	2,300	$1.19 / SF	54
Maple Valley	-	-	< 30
Marysville	1,400	$2.58 / SF	< 30
Olympia	1,100	$1.69 / SF	30
Pike / Pine	4,300	$2.74 / SF	347
Port Orchard	1,200	$1.50 / SF	< 30
Puyallup	5,100	$0.58 / SF	< 30
Renton	1,900	$1.92 / SF	185
Shelton	2,600	$1.92 / SF	< 30
Southcenter	1,700	$1.99 / SF	147
Tacoma	2,400	$1.73 / SF	264
University District	1,600	$2.67 / SF	32
Uptown Seattle	1,700	$2.45 / SF	67

*All data is from sources we deem reliable and is tracked to provide tenants an understanding of market and submarket conditions, however we cannot guarantee accuracy and all data should be confirmed prior to any use in the lease or purchase of real property.