1775 12th Ave NW, Issaquah, WA 98027

Office · Issaquah · Seattle-Bellevue metro, WA

One of 93 reachable office buildings in Issaquah. Larger than 80% of office buildings in Issaquah (median 8,376 SF), derived from assessor records.

Usable building area: 24,288 SF, King County Assessor
Lot size: 58,031 SF, King County Assessor
Year built: 1983, King County Assessor
Stories: 2, King County Assessor
Predominant use: Office Building, King County Assessor
Assessed value: $4,508,600, per the King County Assessor (not a market appraisal)
Assessed value per usable SF: $185.63/SF, derived from assessor records
Usable area / lot: 0.42, derived from assessor records
Vintage: 1980s vintage
Zoning: UC, King County
County use code: Office Building

Nearby comparable buildings

Same building type, by distance. Assessor facts only; not an opinion of value.

1810 15th Pl NW, Issaquah · 0.1 mi · 10,216 SF · built 1989 · assessed $288.50/SF
1605 NW Sammamish Rd, Issaquah · 0.2 mi · 95,142 SF · built 1992 · assessed $245.16/SF
1530 11th Ave NW, Issaquah · 0.2 mi · 15,114 SF · built 1995 · assessed $346.72/SF
1520 11th Ave NW, Issaquah · 0.3 mi · 13,596 SF · built 1995 · assessed $335.61/SF
1510 11th Ave NW, Issaquah · 0.3 mi · 6,721 SF · built 1995 · assessed $331.66/SF
2005 NW Sammamish Rd, Issaquah · 0.3 mi · 55,225 SF · built 1989

Sale history and market context

Ownership tenure is not asserted for this parcel: the most recent recorded transfer is a non-market conveyance.

2025-04-25: $9,500,000 from City of Issaquah to Praedium Issaquah LLC (non-market transfer), rec. 20250429000786

2025-04-25: $1 from City of Issaquah to Praedium Issaquah LLC (non-market transfer), rec. 20250429000785

1990-12-10: $2,200,000 from Delta Warranty of Florida INC to City of Issaquah (non-market transfer), rec. 199012101541

Source: King County recorded sales extract; buyer and seller shown only when a company or organization. Individual names are withheld.

Land, site, and value history

Assessed value moved from $3,962,500 (2011) to $4,508,600 (2026), up 14% over 15 years, per county tax rolls. The 2026 roll splits $4,508,600 into $2,501,900 land and $2,006,700 improvements.

Zoning: UC (per King County)

Lot: 58,031 sq ft

Water: Water District (per King County)

Sewer: Public (per King County)

Access: Public

Street surface: Paved

Floor and use mix: Office Building 24,288 SF (county building sections)

County districts report (schools, fire, sewer, council; on kingcounty.gov)

1775 12th Ave NW, Issaquah, WA 98027

Nearby comparable buildings

Sale history and market context

Value over time

Land, site, and value history

Taxes

Permit history