Cambridge Estate Prospects — Paul Slavinski

Obituaries Reviewed

Property Matches

$23.1M

Total Assessed Value

High Priority

🔴 Highest Priority — Estate Sale Most Likely

Top Prospects

Mary T. Schifferdecker

Age 97 · Died January 2, 2026

Direct Owner

Address

238 Huron Ave

Type

Two-Family

Assessed

$1,361,600

Owned Since

1964 (62 yrs)

Year Built

1916

Size

6 bed · 2,920 sf

Top prospect. Husband predeceased. Property in family since 1964 — enormous basis gap. Two-family in desirable Huron Village. Survived by 2 children.

Marcine James Karon

Age 98 · Died November 28, 2025

Direct Owner

Address

114 Auburn St

Type

Two-Family

Assessed

$1,709,100

Last Sale

1999

Year Built

1844

Size

4 bed · 2,038 sf

Top prospect. Lifelong Central Square resident. Co-owned with Patra Karon (likely daughter). Historic property built in 1844. High-demand Central Square area.

Patricia M. Boyle

Age 98 · Died July 17, 2025

Life Estate

Address

243 Lexington Ave

Type

Three-Family

Assessed

$1,951,100

Last Sale

2006

Year Built

1924

Ownership

Life Estate

Title is transferring now. Life estate structure means property passes to remaindermen upon death. Three-family in East Cambridge. Husband Leo predeceased. Multiple children.

Olga O. Mili

Age 99 · Died ~November 2025

Life Estate

Address

10 Gladstone St

Type

Two-Family

Assessed

$1,065,600

Last Sale

2008

Year Built

1903

Size

3 bed · 1,848 sf

Title is transferring now. Life estate — automatic transfer upon death. Five great-grandchildren. Family likely to liquidate.

Robert S. Hurlbut, Jr.

Age 92 · Died December 22, 2025

Direct Owner

Address

5 Sparks St

Type

Single-Family

Assessed

$2,143,400

Last Sale

2007

Year Built

1873

Size

3 bed · 1,624 sf

High priority. Wife predeceased. All 3 children out of state (New Haven, San Francisco, New York) — unlikely to relocate. Prestigious Sparks St near Harvard. Memorial at Harvard Memorial Church, April 11, 2026.

Peter Thomas Holmes

Age ~89 · Died November 8, 2025

Direct Owner

Address

99-101 Larch Rd #101

Type

Condo

Assessed

$2,031,800

Owned Since

1986 (40 yrs)

Year Built

1982

Size

3 bed · 2,300 sf

High priority. Architect who designed and built this home (Harvard GSD grad). Owned since 1986. Survived by wife but no children. Premium West Cambridge location.

🟡 Watch — May Sell Within 6–12 Months

Monitoring

William S. Appleton, M.D.

Age 91 · Died October 6, 2025

Trustee

Address

11 Hawthorn St

Type

Single-Family

Assessed

$3,256,100

Last Sale

2015

Premium Harvard Square area. Five children. Trustee ownership = estate planning in place. Highest value property in this report.

Frederick Sillman, M.D.

Age 89 · Died January 14, 2026

Trustee

Address

8 Gerry St

Type

Single-Family

Assessed

$2,319,000

Year Built

1872

Survived by wife Jane — may continue living there. Trust ownership. Historic SFR near Harvard. Two children.

Margot Adler Welch

Age 86 · Died ~January 2026

Co-owner

Address

77 Avon Hill St

Type

Single-Family

Assessed

$2,981,100

Year Built

1895

Size

5 bed · 3,813 sf

Co-owned with Paul R. Davis. Large Victorian on ultra-premium Avon Hill. If co-owner wishes to sell, exceptional property.

Frances V. Antupit

Age 91 · Died December 12, 2025

Direct Owner

Address

75-83 Cambridge Pkwy

Type

Luxury Condo

Assessed

$791,800

Owned Since

1991 (35 yrs)

No surviving spouse or children — nieces/nephews only. East Cambridge riverfront. Estate likely to liquidate.

John Bradford Hopkins

Age 89 · Died November 1, 2025

Trustee

Address

28-30 Winslow St

Type

Condo

Assessed

$1,036,500

Owned Since

1990 (36 yrs)

Cambridge resident since 1958. Wife predeceased (2023). One daughter in Concord. Possibly 2 properties in estate (also 82-84 Tremont St, $932,700).

David Rytman Slavitt

Age 90 · Died May 17, 2025

Trustee

Address

35 West St #5

Type

Condo

Assessed

$1,202,600

Year Built

1910

Size

3 bed · 1,855 sf

Poet, novelist, translator. Trust structure may mean slower disposition. Harvard Square area. Outside primary timeframe (May 2025).

Recommended Next Steps

Life estates transfer immediately — 243 Lexington Ave and 10 Gladstone St are already passing to remaindermen. Check Registry of Deeds for new recordings.
Monitor probate filings at Middlesex County Probate Court for Schifferdecker, Karon, Hurlbut, Holmes, Boyle, and Mili estates.
Check MLS for any of these addresses appearing as new listings.
Cross-reference with recent deed transfers at Middlesex South Registry of Deeds.
Set up alerts on Zillow/Redfin for these addresses for any listing activity.
Automate this — Feral Bots can run this cross-reference weekly, alerting you to new prospects as they appear.

Methodology

Cross-referenced recent obituaries of Cambridge residents (age 70+) against the Cambridge Assessor's public property database (Socrata Open Data API).

Obituary sources: Legacy.com / Boston Globe, Cambridge Day, Keefe Funeral Homes, Brown & Hickey, EchoVita
Property data: Cambridge Open Data Portal — FY2023 assessor extract (62 fields per parcel)
Prioritization: Direct ownership > life estates > trusts. No surviving spouse > surviving spouse. Long hold periods > recent purchases.

All data from publicly available obituaries and assessor records. This report is for informational purposes only and does not constitute legal or investment advice.