WM
William Mcdonald — 1930 US Census Record
Model Tree available1930 United States Federal Census · Whatcom, Washington
Our Model Tree links this William Mcdonald across the 1910, 1920 and 1930 US Censuses in Whatcom, Washington (XGBoost, ~Confirmed), with identified parents James & Linnie — first a son (b.~1896), then head of a 2-person household.
Age 34
b. ~1896
Male
Son
Born: Washington
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Whatcom, Washington |
| Surname | McDonald |
| Given Name | William (A.) |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Additional Details | |
| Occupation | Sea-man |
| Industry | Steamship Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Occupation | Sea-Man |
| Township / Ward | Bellingham City |
| Est. Birth Year | ~1896 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
2 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Linnie Mcdonald | Head | — | 72 | ~1858 |
| William Mcdonald | Son | — | 34 | ~1896 |
Census Appearances
1910
Whatcom, Washington
Son, age 13
Whatcom, Washington · implied b. ~1897 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McDonald |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | carrier |
| Industry | newspaper |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1920
Whatcom, Washington
Son, age 22
Whatcom, Washington · implied b. ~1898 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McDonald |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | Mechanic |
| Industry | Boat |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1930
Whatcom, Washington
Son, age 34
Whatcom, Washington · implied b. ~1896 — 2 household members
| Surname | McDonald |
| Given Name | William (A.) |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | Sea-man |
| Industry | Steamship Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links William Mcdonald across 3 US Census years (1910, 1920 and 1930) in Whatcom, Washington, using XGBoost record linkage. Identified parents: father James Mcdonald (~0.92 confidence) and mother Linnie Mcdonald (~0.92 confidence) and mother Jennie Mcdonald (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Mcdonald
b. ~1858
Source father
● Household
· direct · ~0.92
Mother
Linnie Mcdonald
b. ~1858
Source mother
● Household
· direct · ~0.92
Mother
Jennie Mcdonald
b. ~1867
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Mcdonald
Son · 1930 · age 34 · b. ~1896 · Washington
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Whatcom, Washington
Open full size
1930 US Federal Census — Whatcom, Washington
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2522unit:0245)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Geraldine Barnett | 11 | Daughter | — | Oregon |
| 2 | Walter Myatt | 25 | Head | Motorman | Washington |
| 3 | Ruth Myatt | 22 | Wife | — | Washington |
| 4 | Donna J. Myatt | 2 | Daughter | — | Washington |
| 5 | Dr. J. M. Bundy | 42 | Head | Physician | Washington |
| 6 | Marion Bundy | 23 | Wife | — | Washington |
| 7 | Francis M. Hamilton | 49 | Head | Lawyer | Indiana |
| 8 | Martha W. Hamilton | 40 | Wife | — | Minnesota |
| 9 | Frank P. Maas | 56 | Head | Salesman | Michigan |
| 10 | Hattie J. Maas | 56 | Wife | — | Ohio |
| 11 | Alice Greenwood | 56 | Head | — | Kansas |
| 12 | Lucille Greenwood | 31 | Daughter | — | Washington |
| 13 | Joseph J. Johanson | 37 | Head | Salesman | Holland |
| 14 | Clara Johanson | 47 | Wife | — | Germany |
| 15 | Thomas W. Miller | 64 | Head | — | Illinois |
| 16 | Ola M. Miller | 58 | Wife | — | Norway |
| 17 | Clarence E. Watson | 29 | Head | Engineer | Washington |
| 18 | Telsa G. Watson | 24 | Wife | — | Washington |
| 19 | Lawrence E. Watson | 3 | Son | — | Washington |
| 20 | Arne Winther | 28 | Head | Laborer | Denmark |
| 21 | Bernice Winther | 25 | Wife | — | Washington |
| 22 | Robert L. Flyfly | 24 | Head | Sheet Metal Worker | Indiana |
| 23 | Elizabeth A. Flyfly | 19 | Wife | — | Ohio |
| 24 | Francis Flyfly | 0 | Son | — | Washington |
| 25 | Harvey Baker | 45 | Head | Proprietor | Nebraska |
| 26 | Clara D. Baker | 40 | Wife | — | Minnesota |
| 27 | Carl J. Baker | 15 | Son | — | Washington |
| 28 | Harvey Jr. Baker | 12 | Son | — | Washington |
| 29 | Lily J. Strand | 18 | Step-Daughter | — | Washington |
| 30 | Karl Dahlquist | 50 | Head | Merchant | Sweden |
| 31 | Vendela Dahlquist | 44 | Wife | — | Sweden |
| 32 | Dolores Dahlquist | 14 | Daughter | — | Washington |
| 33 | Charles R. Phillips | 67 | Head | Manufacturer | Georgia |
| 34 | Mary D. Phillips | 48 | Wife | — | Maine |
| 35 | Donald Campbell | 26 | Step-Son | Salesman | Maine |
| 36 | Gerald Campbell | 24 | Step-Son | Awning Maker | Maine |
| 37 | John A. Smith | 63 | Head | Shoe Maker | England |
| 38 | Mary H. Smith | 66 | Wife | — | England |
| 39 | Edward A. Lemieux | 55 | Head | Filer | Michigan |
| 40 | Carrie Lemieux | 43 | Wife | — | Ohio |
| 41 | Anton Mertens | 32 | Head | Laborer | Canada-French |
| 42 | Florence Mertens | 28 | Wife | — | Canada-French |
| 43 | Robert Mertens | 9 | Son | — | Canada-French |
| 44 | Madeline Mertens | 1 | Daughter | — | Washington |
| 45 | William T. Terry | 52 | Head | Conductor | Arkansas |
| 46 | Mary C. Terry | 42 | Wife | — | Arkansas |
| 47 | Wilma V. Terry | 10 | Daughter | — | Washington |
| 48 | Linnie Mcdonald | 72 | Head | — | Michigan |
| 49 | William (A.) Mcdonald THIS PERSON | 34 | Son | Sea-Man | Washington |
| 50 | James H. Weiner | 44 | Head | Clerk | Illinois |
Pedigree Summary
William
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)