1111 Third Avenue

{{Short description|454 ft high-rise office building located in downtown Seattle, Washington}}

{{Use American English|date=February 2025}}

{{Infobox building

| name = 1111 Third Avenue

| image = 1111 Third Avenue, Seattle, from the west.jpg

| caption =

| location = 1111 3rd Avenue, Seattle, Washington

| coordinates = {{coord|47|36|24|N|122|20|6|W|type:landmark_scale:5000_region:US|display=title}}

| map_type = Seattle WA Downtown

| map_caption = Location within downtown Seattle

| status =

| start_date =

| completion_date = 1980

| est_completion =

| opening =

| demolished_date =

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| building_type = Office

| antenna_spire =

| roof = {{convert|454|ft|abbr=on}}

| top_floor =

| floor_count = 34

| elevator_count =

| cost =

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| architect =

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| developer =

| owner = Unico Properties

| management = Unico Properties

}}

1111 Third Avenue is a {{convert|454|ft|abbr=on}} high-rise office building located in downtown Seattle, Washington.{{Cite web|url=http://skyscraperpage.com/cities/?buildingID=3550|title=Eleven-Eleven Third Av., Seattle - SkyscraperPage.com|website=skyscraperpage.com|access-date=2017-06-12}} It was completed in 1980 and has 34 floors.{{Cite web|url=http://www.skyscrapercenter.com/building/eleven-eleven-third-avenue/9679|title=Eleven-Eleven Third Avenue - The Skyscraper Center|website=www.skyscrapercenter.com|access-date=2017-06-12}} At the time of the completion, it became the 8th tallest building in Seattle.{{cite web|url=http://www.skyscrapercenter.com/compare-data/submit?type[]=building&status[]=COM&status[]=UC&status[]=UCT&status[]=STO&status[]=PRO&base_city=1680&base_height_range=0&base_company=All&base_min_year=1900&base_max_year=9999&skip_comparison=on&output[]=list|title=Seattle - The Skyscraper Center|website=www.skyscrapercenter.com|access-date=2019-10-20|url-status=live|archive-url=https://web.archive.org/web/20180424155511/http://www.skyscrapercenter.com/compare-data/submit?type[]=building&status[]=COM&status[]=UC&status[]=UCT&status[]=STO&status[]=PRO&base_city=1680&base_height_range=0&base_company=All&base_min_year=1900&base_max_year=9999&skip_comparison=on&output[]=list|archive-date=2018-04-24}} It is owned and operated by Unico Properties. It has an award-winning outdoor landscaped area with seating and tables accented by bronze statues by sculptor Robert Graham, and floor to ceiling windows.{{Cite web|url=https://www.emporis.com/buildings/119437/eleven-eleven-third-avenue-seattle-wa-usa|archive-url=https://web.archive.org/web/20150925182128/http://www.emporis.com/buildings/119437/eleven-eleven-third-avenue-seattle-wa-usa|url-status=usurped|archive-date=September 25, 2015|title=Eleven-Eleven Third Avenue, Seattle {{!}} 119437 {{!}} EMPORIS|last=GmbH|first=Emporis|website=Emporis|access-date=2017-06-12}} The exterior of the building is composed of precast concrete with exposed aggregate surfaces and dual-glazed, solar bronze glass.