1406 140th Pl NE, Bellevue, WA 98007

Office · Bellevue · Seattle-Bellevue metro, WA

Imagery suggests: low-rise office. AI estimate from public imagery. In recent public imagery (2026-06), the building appears well maintained. AI estimate from public imagery; may be outdated.

One of 308 reachable office buildings in Bellevue. Larger than 38% of office buildings in Bellevue (median 23,608 SF), derived from assessor records.

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Building size: 13,954 SF, King County Assessor
Lot size: 21,538 SF, King County Assessor
Year built: 1979, King County Assessor
Stories: 2, King County Assessor
Predominant use: Rockwood Office Bldg 1406, King County Assessor
Assessed value: $1,577,700, per the King County Assessor (not a market appraisal)
Assessed value per building SF: $113.06/SF, derived from assessor records
Lot coverage: 65%, derived from assessor records
Vintage: 1970s vintage
Zoning: PO, King County
County use code: Office Building
Construction (observed): wood frame, AI estimate from public imagery
Parking (observed): surface lot, AI estimate from public imagery

Nearby comparable buildings

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

1408 140th Pl NE, Bellevue · 0 mi · 13,974 SF · built 1979 · assessed $147.75/SF
1409 140th Pl NE, Bellevue · 0 mi · 13,940 SF · built 1979 · assessed $112.96/SF
1401 140th Pl NE, Bellevue · 0.1 mi · 12,940 SF · built 1979 · assessed $116.86/SF
1400 140th Ave NE, Bellevue · 0.1 mi · 5,507 SF · built 1974 · assessed $471.98/SF
14037 Bel Red Rd, Bellevue · 0.1 mi · 2,240 SF · built 1951 · assessed $670.98/SF
1100 140th Ave NE, Bellevue · 0.2 mi · 11,915 SF · built 1986 · assessed $276.25/SF

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Sale history and market context

MakeMe Estimate: $3,657,983 (estimated market value), with a likely range of $3,562,158 to $4,833,204 (half of recent verified sales in this segment landed inside that range). Based on 185 verified arm's-length comparable sales (through 2026-05-29). Not an appraisal. How this estimate works.

Last sold: 1980-05-30 for $448,500 (recorded arm's-length sale).

Current ownership dates to 1980 (about 46 years) per recorded transfers.

1982-08-30: transfer from Private party to Private party (part of a 2-parcel sale; price is the whole deal), rec. 198209010380

1980-05-30: $448,500 from Private party to Private party, rec. 198212070742

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

Value over time

Solid line: county appraised value per King County tax rolls. Shaded range: our modeled estimate for each year, built from recorded arm's-length sales in the building's segment; years without enough sales stay unmodeled. Dots: recorded arm's-length sales. Not an appraisal. How this estimate works.

Land, site, and value history

Assessed value moved from $987,300 (2011) to $1,577,700 (2026), up 60% over 15 years, per county tax rolls. The 2026 roll splits $1,577,700 into $1,399,900 land and $177,800 improvements.

Zoning: PO (per King County)

Lot: 21,538 sq ft

Water: Water District (per King County)

Sewer: Public (per King County)

Access: Public

Street surface: Paved

Floor and use mix: Basement, Parking 6,500 SF; Office Building 6,454 SF (county building sections)

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