KPFF was founded in 1960 by Al Kelly in Seattle, Washington. Since that time, the firm has grown in both size and stature. Their unique history has led them to establish a culture that focuses their energy and passion on their clients, projects, and staff. Today, KPFF Consulting Engineers provides a wide variety of engineering services to the design and construction industry. Services which are provided include structural engineering, civil engineering, construction management, project management, surveying and a variety of specialty engineering services. Their engineers work on all types of building and non-building projects, in many geographic locations throughout the United States and overseas. Their significant broad-based experience provides them with the ability to solve the most difficult and challenging problems.
Engineering - Other; Project Management; Site Design; Structural Design; Urban Planning
Please note that all heights shown in italics/red are estimated heights. These have been calculated based on known floor counts for the building, then extrapolated through analyzing typically hundreds of buildings of the same function on this database that do have confirmed heights. The user should be aware that non-standard building features, such as significant spires or raised entrances / podiums, may affect the accuracy of these estimations.
|
RANK
|
Name
|
Completion
|
Height
|
Floors
|
Function
|
|
|---|---|---|---|---|---|---|
| 1 | 1201 Third Avenue Tower | Seattle | 1988 |
235 m / 772 ft |
55 | Office |
| 2 | Wells Fargo Center | Seattle | 1983 |
175 m / 574 ft |
47 | Office |
| 3 | Park Avenue West | Portland | 2016 |
164 m / 537 ft |
30 | Residential / Office |
| 4 | 1000 Second Avenue | Seattle | 1986 |
150 m / 493 ft |
40 | Office |
| 5 | 7th & Market | San Diego | - |
144 m / 473 ft |
39 | Hotel / Residential / Office / Retail |
| 6 | Nexus | Seattle | 2020 |
135 m / 442 ft |
41 | Residential |
| 7 | The 8 Tower | Seattle | 2023 |
132 m / 434 ft |
42 | Residential |
| 8 | 500 West Jefferson | Louisville | 1971 |
128 m / 420 ft |
30 | Office |
| 9 | One Lincoln Park | Denver | 2009 |
114 m / 374 ft |
32 | Residential |
| 10 | Fox Tower | Portland | 2000 |
113 m / 372 ft |
27 | Office |
Please note that all heights shown in italics/red are estimated heights. These have been calculated based on known floor counts for the building, then extrapolated through analyzing typically hundreds of buildings of the same function on this database that do have confirmed heights. The user should be aware that non-standard building features, such as significant spires or raised entrances / podiums, may affect the accuracy of these estimations.
|
RANK
|
Name
|
Completion
|
Height
|
Floors
|
Function
|
|
|---|---|---|---|---|---|---|
| 1 | 1201 Third Avenue Tower | Seattle | 1988 |
235 m / 772 ft |
55 | Office |
| 2 | Wells Fargo Center | Seattle | 1983 |
175 m / 574 ft |
47 | Office |
| 3 | Park Avenue West | Portland | 2016 |
164 m / 537 ft |
30 | Residential / Office |
| 4 | 1000 Second Avenue | Seattle | 1986 |
150 m / 493 ft |
40 | Office |
| 5 | 7th & Market | San Diego | - |
144 m / 473 ft |
39 | Hotel / Residential / Office / Retail |
| 6 | Nexus | Seattle | 2020 |
135 m / 442 ft |
41 | Residential |
| 7 | The 8 Tower | Seattle | 2023 |
132 m / 434 ft |
42 | Residential |
| 8 | 500 West Jefferson | Louisville | 1971 |
128 m / 420 ft |
30 | Office |
| 9 | One Lincoln Park | Denver | 2009 |
114 m / 374 ft |
32 | Residential |
| 10 | Fox Tower | Portland | 2000 |
113 m / 372 ft |
27 | Office |
| 11 | Edith Green-Wendell Wyatt Federal Building | Portland | 2013 |
110 m / 361 ft |
18 | Office |
| 12 | Kaye | Seattle | 2025 |
106 m / 348 ft
Please note that this height is estimated, based on a floor count of 31 floors. The estimation has been arrived at by analyzing 9,870 other buildings of the same Residential function on this database that do have confirmed heights. The user should be aware that non-standard features, such as significant spires or raised entrances / podiums, may affect the accuracy of this estimation.
|
31 | Residential |
| 13 | Fourth & Blanchard Building | Seattle | 1979 |
105 m / 344 ft |
25 | Office |
| 14 | Skyglass | Seattle | 2023 |
104 m / 342 ft |
32 | Residential |
| 15 | Kaleidoscope Tower | Abu Dhabi | 2014 |
104 m / 341 ft |
24 | Residential / Retail |
| 16 | The John Ross Tower | Portland | 2007 |
99 m / 325 ft |
32 | Residential |
| 17 | Mark O. Hatfield United States Courthouse | Portland | 1997 |
97 m / 318 ft |
16 | Government |
| 18 | Second & Seneca Building | Seattle | 1991 |
96 m / 315 ft |
22 | Office |
| 19 | 8th and Main Tower | Boise | 2014 |
96 m / 315 ft |
18 | Office |
| 20 | Tower at OPOP | St. Louis | 2010 |
95 m / 312 ft |
25 | Residential |
| 21 | OneU | Seattle | - |
89 m / 291 ft |
26 | Residential |
| 22 | Metropolitan Park East | Seattle | 1988 |
85 m / 279 ft |
20 | Office |
| 23 | Twelve West | Portland | 2009 |
83 m / 273 ft |
17 | Residential / Office |
| 24 | Metropolitan Park West | Seattle | 1980 |
79 m / 259 ft |
18 | Office |
| 25 | Aster Tower | Portland | 2015 |
76 m / 250 ft |
21 | Residential |
| 26 | King Street Station Tower | Seattle | 1906 |
75 m / 247 ft |
N/A | Belltower |
| 27 | 400 Westlake | Seattle | 2023 |
67 m / 220 ft |
16 | Office |
| 28 | 5 MLK | Portland | 2020 |
65 m / 213 ft |
17 | Residential / Office |
| 29 | Federal Reserve Building | Seattle | 2020 |
54 m / 177 ft |
11 | Office |
| 30 | PPA 30 Parcel 2.05 Office Tower | Riyadh | 2022 |
48 m / 157 ft |
9 | Office / Retail |
| 31 | Framework | Portland | - |
45 m / 148 ft |
12 | Residential / Office |
| 32 | Julia West House | Portland | 2025 |
45 m / 146 ft |
12 | Residential |
| 33 | PPA 30 Parcel 2.05 Residential Tower | Riyadh | 2022 |
40 m / 131 ft |
8 | Residential / Retail |
| 34 | Carbon12 | Portland | 2018 |
29 m / 95 ft |
8 | Residential |
| 35 | PAE Living Building | Portland | - |
23 m / 75 ft |
5 | Office / Retail |
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