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505 Union Avenue SE

505 Union Avenue SE, Olympia, WA 98501

  • For Sale $4,700,000
  • Property Type Office
  • Property Size 32,277 SF
  • Lot Size 34,237 SF
  • # of Floors 3
  • Average Floor Size 11,000 SF
  • Parking Spaces Avail. 85
  • Parking Ratio 2.63 / 1,000 SF
  • Property Tenancy Multi-Tenant
  • Building Class B
  • Year Built 1985
  • Date Updated Dec 2, 2022

The Rants Group is pleased to offer the Republic Building, a three-story office building, partially leased to the State of Washington, occupied by the Department of Children, Youth and Families (DCYF), Community Youth Services (CYS), and the Transportation Improvement Board (TIB). Built in 1985, the building and property have been professionally managed by The Rants Group since its birth.

The location is ideally placed for the market, surrounded by Washington State agencies and multi-family residential, close to the Capitol Campus, with easy access to northbound and southbound Interstate 5 access. 


Building overview

Floor One: 11,000 RSF

Floor Two: 10,574 RSF

Floor Three: 10,703 RSF

Dimensions, 174’ x 66’ (est).



The list of attributes makes this very attractive to an investor looking for stable cash flow and long-term appreciation. Possibilities include a conversion to multifamily, leave as office, or a combination of both.  

Those attributes include:

Recent tenant and common area finish upgrades on all floors.

New, rooftop HVAC unit. Installed 2021.

Roof in excellent condition (2012).

LED lighting upgrades throughout the interior and exterior.


The State of Washington is growing in population, and State Government is growing with it. The need for quality, well-located office space will increase over time, making this location even more needed and valuable.

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  • Walk Score ® Very Walkable (78)
  • Transit Score ® Good Transit (51)
  • Bike Score ® Biker's Paradise (91)
Powered by Walk Score ®
  • City Olympia, WA
  • Neighborhood Downtown Olympia
  • Zip Code 98501
  • Market Seattle

Points of Interest

Capital Aeroporter Airport Shuttle

2.43 miles


5.81 miles


0.22 miles


0.39 miles


1.46 miles


1.74 miles


1.87 miles


2.73 miles

Fred Meyer

2.87 miles


4.39 miles

Jorgensen Air Service

4.56 miles


6.13 miles

Electric Car Charging

0.22 miles

WA Health Care Authority Employee Parking

0.25 miles

St.Michaels Lower Parking

0.40 miles

Visitor Parking

0.40 miles

Swantown Marina Parking

1.31 miles


2.28 miles

Sawyer Hall Parking

4.10 miles

WSDOT Park and Ride

4.90 miles

Upper Parking Lot

7.94 miles

Visitor Parking West

8.87 miles

Shur-Kleen Car Wash

1.36 miles

Clean Finish Car Wash

1.62 miles

Go Green Car Wash

1.83 miles

The Wave Car Wash

3.02 miles

Shur-Kleen Car Wash

3.07 miles

Tumwater Auto Spa

3.15 miles


3.22 miles

Avis/Budget Car & Truck Rental

3.22 miles

The Wave Car Wash

4.45 miles


4.85 miles

Pizza Annex

0.28 miles

Jack in the Box

0.38 miles


1.43 miles

Charley's Grilled Subs

1.84 miles

Teriyaki Japan

1.85 miles

Papa Murphy's

2.15 miles

Emperor's Palace

2.19 miles


2.26 miles

Taco Bell

2.72 miles


2.90 miles

Grocery Outlet

1.60 miles


1.74 miles

Olympia Food Co-op

1.85 miles

Capital Mall - Westfield

1.88 miles


1.92 miles

Big Lots

1.93 miles


2.04 miles

Trader Joe's

2.06 miles

Macy's Furniture Gallery

2.09 miles


2.25 miles

WSP - Washington State Patrol

0.31 miles

Olympia Police Department

0.42 miles

OPD West Side Station

1.31 miles

Sea-Mar Clinic

1.58 miles


2.01 miles

Sea-Mar Community Health Center

2.18 miles

Rite Aid

2.27 miles

Tumwater Fire Department North End Station

2.34 miles

Olympia Fire Department

2.39 miles

Providence St. Peter Hospital

2.40 miles



Pat Rants

The Rants Group

(360) 763-4993


Jeri Snyder

The Rants Group

(360) 352-7823

Frequently Asked Questions

What is the total size of 505 Union Avenue SE?

505 Union Avenue SE has a total of 32,277 square feet.

What is the year built for 505 Union Avenue SE?

The year built for 505 Union Avenue SE is 1985.

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