18243 1st Ave S, Normandy Park, WA 98148

Multifamily · Normandy Park · Seattle-Bellevue metro, WA

One of 10 reachable multifamily buildings in Normandy Park. Larger than 80% of multifamily buildings in Normandy Park (median 22,249 SF), derived from assessor records.

Usable building area
36,280 SF, King County Assessor
Lot size
100,188 SF, King County Assessor
Year built
1962, King County Assessor
Stories
2, King County Assessor
Predominant use
51-Unit Apt Complex, King County Assessor
Units
51, King County Assessor
Assessed value
$9,615,000, per the King County Assessor (not a market appraisal)
Assessed value per usable SF
$265.02/SF, derived from assessor records
Usable area / lot
0.36, derived from assessor records
Vintage
1960s vintage
Zoning
RM-1800, King County
County use code
Apartment

Nearby comparable buildings

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

Want to talk to the owner? makeme1031 delivers a private letter directly to the owner of record. We never publish the owner's identity or address.

Own this building?

Claim privately

Claiming is for you. Your mailing address is never shown; no offer reaches you unless you opt in.

Claimed owners can confirm facts, watch the estimate, and decide whether to reply.

Received a letter about this building? It came from a real buyer through makeme1031; claiming is how you reply privately, on your terms.

Claimed owners also get Portfolio Pulse: a monthly email tracking this building's value.

Claim or manage this building

Sale history and market context

MakeMe Estimate: $8.89M (estimated market value), with a likely range of $7.91M to $10.2M (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. About $174K per unit at the midpoint (51 units).

moderate confidence: 6 comparable sales within 3 miles; nearest 0.6 mi. Recent sale check: this building sold for $9,925,000 in 2023; the estimate is about 10% apart. Treat the recorded trade as strong evidence alongside the model.

Comparable sales used as evidence

Recorded arm's-length sales of similar buildings nearby; nearer and more recent sales rank first. The strongest 5 of 6 nearby verified sales are shown. Buyer and seller names are withheld. Get this data via API.

Last sold: 2023-04-10 for $9,925,000 (recorded arm's-length sale).

Current ownership dates to 2023 (about 3 years) per recorded transfers.

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

Value over time

$0$5M$10M$15M201120142017202020232026Last sold $9.93M · 2023$8.89M$9.62MCounty assessed valueMakeMe Estimate rangeRecorded sale

Dark line: county assessed value per King County tax rolls. Blue line: our estimate; dashed years are a modeled backcast built from recorded arm's-length sales in the building's segment, not estimates published at the time, and years without enough sales stay unmodeled. The shaded range is the model's measured error band; about half of verified sales in the segment land inside it. Diamonds: recorded arm's-length sales. Not an appraisal. How this estimate works.

Land, site, and value history

Assessed value moved from $2,672,000 (2011) to $9,615,000 (2026), up 260% over 15 years, per county tax rolls. The 2026 roll splits $9,615,000 into $1,653,100 land and $7,961,900 improvements.

Taxes

Permit history

Source: King County permit records (newest first).