Joan C. Bayley closed this probate listing. Find yours next.
4102 100Th Ave Se, Mercer Island, WA 98040 — Sold $6,350,000 by Joan C. Bayley
4102 100Th Ave Se, Mercer Island, WA 98040
Another probate listing closed by Joan C. Bayley in King County, WA. Good work.
4102 100Th Ave Se, Mercer Island, WA 98040
Final sold price
SOLD$6,350,000
What sold at 4102 100Th Ave Se, and for how much?
4102 100Th Ave Se, Mercer Island, WA 98040 sold for $6,350,000 on October 1, 2026. The listing was handled by Joan C. Bayley of Windermere Real Estate/East. The property is a residential, 4 bed, 3 bath, 5,360 sq ft, built in 2002. LeadCruncher tracks it as a probate lead sourced from county probate court filings and recorder offices in King County.
Sale record at a glance
| Address | 4102 100Th Ave Se, Mercer Island, WA 98040 |
|---|---|
| Sold price | $6,350,000 |
| Sold date | |
| Property type | Residential |
| Beds / baths | 4 bed · 3 bath |
| Building area | 5,360 sq ft |
| Year built | 2002 |
| County | King County, WA |
| Listing agent | Joan C. Bayley, Windermere Real Estate/East |
| APN | 413190-0045 |
| MLS # | 2572498 |
What is a probate sale?
A probate sale is the sale of real estate that belonged to a decedent and is being administered through a probate court. LeadCruncher tracks these properties in King County, Washington from county probate filings, so agents and investors can reach the personal representative while the estate is still active.
Recently Sold Probate Property: 4102 100Th Ave Se, Mercer Island WA 98040
Property profile
- Address
- 4102 100Th Ave Se
- City / state / ZIP
- Mercer Island, WA, 98040
- County
- King County
- Property type
- Residential
- Land use
- Single Family Residential
- Beds / baths
- 4 bed · 3 bath
- Year built
- 2002
- APN
- 413190-0045
Attorney
- Name
- Attorney name is locked. Sign in with a Probate Leads subscription to view.
- Address
- Phone
Mailing address
4102 100Th Ave Se, Mercer Island, WA 98040
Probate & case info
- Decedent
- Decedent name is locked. Sign in with a Probate Leads subscription to view.
- Case #
- Case type
- Current owner
- Current owner is locked. Sign in with a Probate Leads subscription to view.
- Assessed value
- $6,692,000
- MLS #
- 2572498
Personal Representative
- Name
- Personal representative name is locked. Sign in with a Probate Leads subscription to view.
- Role
- Address
- Phone
Numbers from this sale
A few quick comparisons we run from the recorded numbers so you can see how this probate sale stacks up.
- Sold price per sq ft$1,185Calculated from a 5,360 sq ft building and $6,350,000 sold price.
- Sold vs. assessed value95%Sold price was 95% of the $6,692,000 county-assessed value.
- Building-to-lot ratio24%Building footprint covers about 24% of the 22,000 sq ft lot.
About this probate sale
Probate sales rarely move quickly, but Joan C. Bayley of Windermere Real Estate/East and ZNonMember-Office-MLS got 4102 100Th Ave Se, Mercer Island WA 98040 in Mercer Island closed cleanly. ZNonMember-Office-MLS stepped in as the buyer and the estate closed with the certainty the heirs came in looking for. The home closed at $6,350,000. Sales like this are why we keep the LeadCruncher probate data fresh, so the right agent reaches the right family at the right time.
- Joan C. Bayley, Windermere Real Estate/East
- ZNonMember-Office-MLS
Frequently asked about this sale
How much did 4102 100Th Ave Se, Mercer Island, WA 98040 sell for?
4102 100Th Ave Se, Mercer Island, WA 98040 sold for $6,350,000 on 10/01/2026.
When did 4102 100Th Ave Se, Mercer Island, WA 98040 sell?
The transfer of 4102 100Th Ave Se, Mercer Island, WA 98040 was recorded on in King County, WA.
Who sold 4102 100Th Ave Se, Mercer Island, WA 98040?
4102 100Th Ave Se, Mercer Island, WA 98040 was listed by Joan C. Bayley, Windermere Real Estate/East.
Who represented the buyer of 4102 100Th Ave Se, Mercer Island, WA 98040?
The buyer of 4102 100Th Ave Se, Mercer Island, WA 98040 was represented by ZNonMember-Office-MLS.
What kind of property is 4102 100Th Ave Se, Mercer Island, WA 98040?
4102 100Th Ave Se, Mercer Island, WA 98040 is recorded as Residential. Its land-use classification is Single Family Residential. The record lists 4 bed · 3 bath. It was built in 2002.
How can I find more probate leads near Mercer Island?
LeadCruncher tracks probate filings and sold probate properties across King County and nationwide. Each lead is sourced from county probate court records, so you can reach the personal representative while the estate is still active. Use the Find Similar Leads button above to filter by WA and start with the freshest probate cases.
What is a probate sale?
A probate sale is the sale of real estate that belonged to a decedent and is being administered through a probate court. LeadCruncher tracks these properties in King County, Washington from county probate filings, so agents and investors can reach the personal representative while the estate is still active.
Public records and probate references
Every figure on this page traces back to a public record. Use the King County, Washington recorder for the deed itself, and these references for the law that governs a probate transfer.
- Public Records Online Directory
County-by-county directory of recorder, assessor, and tax collector offices across all 50 states. Useful for pulling the original deed or recorded sale.
- How probate works — Cornell Law
Plain-English overview of how probate works in the United States, including how the estate is administered and settled through the court.
- Executor & administrator duties — Cornell Law
How the personal representative of an estate is appointed and gains authority to manage and sell the decedent's real property during probate.
More recent probate sales nearby
Looking for more like this? The county hub has the full list of probate sales in the same area, with filters for price, beds, and property type.
Your next probate listing starts here
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