18515 Ballinger Way NE, Lake Forest Park, WA 98155
Office · Lake Forest Park · Seattle-Bellevue metro, WA
One of 13 reachable office buildings in Lake Forest Park. Larger than 23% of office buildings in Lake Forest Park (median 4,291 SF), derived from assessor records.
- Usable building area
- 2,400 SF, King County Assessor
- Lot size
- 11,983 SF, King County Assessor
- Year built
- 1987, King County Assessor
- Stories
- 1, King County Assessor
- Predominant use
- Dental Office, King County Assessor
- Assessed value
- $852,000, per the King County Assessor (not a market appraisal)
- Assessed value per usable SF
- $355/SF, derived from assessor records
- Usable area / lot
- 0.2, derived from assessor records
- Vintage
- 1980s vintage
- Zoning
- NB, King County
- County use code
- Office Building
Nearby comparable buildings
Same building type, by distance. Assessor facts only; not an opinion of value.
- 18486 Ballinger Way NE, Lake Forest Park · 0.2 mi · 4,291 SF · built 1979 · assessed $182.31/SF
- 17711 Ballinger Way NE, Lake Forest Park · 0.8 mi · 7,846 SF · built 2001 · assessed $368.72/SF
- 17181 Bothell Way NE, Lake Forest Park · 1 mi · 3,943 SF · built 1970 · assessed $587.19/SF
- 16840 Bothell Way NE, Lake Forest Park · 1 mi · 3,290 SF · built 1983 · assessed $227.02/SF
- 17250 Bothell Way NE, Lake Forest Park · 1 mi · 1,430 SF · built 1979 · assessed $284.90/SF
- 17230 Bothell Way NE, Lake Forest Park · 1 mi · 1,430 SF · built 1979 · assessed $354.97/SF
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Sale history and market context
MakeMe Estimate: $1.03M (estimated market value), with a likely range of $912K to $1.33M (half of recent verified sales in this segment landed inside that range). Based on 8 verified arm's-length comparable sales (through 2026-06-01). Not an appraisal. How this estimate works.
lower confidence: 2 comparable sales within 3 miles; nearest 1.9 mi. This property type carries wider measured error; treat the estimate as a starting point. Comparable-sale caveat: the estimate is 34% below the $654.68/SF median of the shown comparable sales.
Comparable sales used as evidence
- 6502 NE 181st St, Kenmore: $1,024,000 (2025-07), 1,500 SF, $682.67/SF, built 1948, 1.9 mi away (different city)
- 13045 Lake City Way NE, Seattle: $1,050,000 (2026-04), 2,881 SF, $364.46/SF, built 1957, 2.6 mi away (different city)
- 925 N 130th St, Seattle: $1,500,000 (2024-11), 3,011 SF, $498.17/SF, built 1957, 3.7 mi away (different city)
- 8022 35th Ave NE, Seattle: $1,244,544 (2025-01), 1,901 SF, $654.68/SF, built 1951, 5.2 mi away (different city)
- 8001 15th Ave NW, Seattle: $1,766,000 (2025-09), 2,086 SF, $846.60/SF, built 1955, 6.5 mi away (different city)
Recorded arm's-length sales of similar buildings nearby; nearer and more recent sales rank first. Buyer and seller names are withheld. Get this data via API.
Current ownership dates to 2026 per recorded transfers.
- 2026-01-29: $1,255,000 from Rainin' Smiles Properties LLC to Ballinger Way Holdings LLC (part of a 2-parcel sale; price is the whole deal), rec. 20260204000003
- 2004-03-17: $550,000 from Private party to Rainin' Smiles Properties LLC (part of a 2-parcel sale; price is the whole deal), rec. 20040317000499
- 1983-01-19: transfer from Private party to Private party (part of a 2-parcel sale; price is the whole deal), rec. 198301280000
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 $487,400 (2011) to $852,000 (2026), up 75% over 15 years, per county tax rolls. The 2026 roll splits $852,000 into $599,100 land and $252,900 improvements.
- Zoning: NB (per King County)
- Lot: 11,983 sq ft
- Water: Water District (per King County)
- Sewer: Public (per King County)
- Access: Public
- Street surface: Paved
- Floor and use mix: Dental Office/Clinic 2,400 SF (county building sections)
- County districts report (schools, fire, sewer, council; on kingcounty.gov)