WM
William Macdonald — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Columbia, Wisconsin
Our Model Tree links this William Macdonald across the 1930 and 1940 US Censuses in Columbia, Wisconsin (XGBoost, ~Confirmed) — first a son (b.~1924), then head of a 7-person household.
Age 6
b. ~1924
Male
Son
Born: Wisconsin
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Columbia, Wisconsin |
| Surname | MacDonald |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Additional Details | |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Township / Ward | Caledonia Township |
| Est. Birth Year | ~1924 |
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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Arthur Macdonald | Son | — | 5 | ~1925 |
| George Macdonald | Head | — | 46 | ~1884 |
| William Macdonald | Son | — | 6 | ~1924 |
| Chester Macdonald | Son | — | 1 | ~1929 |
| Eleanor Macdonald | Daughter | — | 10 | ~1920 |
| Ruth Macdonald | Spouse | — | 36 | ~1894 |
| Robert Macdonald | Son | — | 3 | ~1927 |
Census Appearances
1930
Columbia, Wisconsin
Son, age 6
Columbia, Wisconsin · implied b. ~1924 — 7 household members
| Surname | MacDonald |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Columbia-County, Wisconsin
Other, age 16
Columbia-County, Wisconsin · implied b. ~1924 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McDonald |
| Given Name | William |
| Relationship to Head | lodger |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Sparta |
| Class of Worker | 0 |
| Highest Grade | H-1 |
| 1935 Residence | Wisconsin |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
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 Macdonald across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Macdonald
Son · 1930 · age 6 · b. ~1924 · Wisconsin
★ You are viewing this record
Sibling
Robert Macdonald
Sibling · 1930 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Chester Macdonald
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eleanor Macdonald
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Arthur Macdonald
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Columbia, Wisconsin
Open full size
1930 US Federal Census — Columbia, Wisconsin
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2565unit:0299)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Herbert Buchmann | 6 | Son | — | Wisconsin |
| 52 | Allene Buchmann | 3 | Daughter | — | Wisconsin |
| 53 | Otto Buchmann | 35 | Brother | — | Wisconsin |
| 54 | Frank Dittberner | 72 | Head | Farmer | Wisconsin |
| 55 | Charles Dittberner | 40 | Son | Farm Laborer | Wisconsin |
| 56 | Theresa Dittberner | 27 | Daughter | — | Wisconsin |
| 57 | Benny Schultz | 32 | Head | Farm Laborer | Wisconsin |
| 58 | Meta Schultz | 31 | Wife | — | Wisconsin |
| 59 | Clifford Schultz | 10 | Son | — | Wisconsin |
| 60 | Lyle Schultz | 8 | Son | — | Wisconsin |
| 61 | Caroline Schultz | 2 | Daughter | — | Wisconsin |
| 62 | Edward Genrich | 40 | Head | Farmer | Wisconsin |
| 63 | Anna Genrich | 65 | Mother | — | Germany |
| 64 | Christina Genrich | 80 | Mother | — | Germany |
| 65 | Robert Mersan | 50 | Head | Farmer | Germany |
| 66 | Ella Mersan | 43 | Wife | — | Germany |
| 67 | Fredrick Mersan | 18 | Son | Farm Laborer | Wisconsin |
| 68 | Elaine Mersan | 16 | Daughter | — | Wisconsin |
| 69 | Frank Miller | 60 | Head | Farm Laborer | Wisconsin |
| 70 | Lydia Miller | 28 | Daughter | — | Wisconsin |
| 71 | William Kruger | 42 | Head | Farm Laborer | Wisconsin |
| 72 | Herman Kruger | 65 | Father | Farm Laborer | Germany |
| 73 | Marie Ganzow | 43 | Servant | Farm Laborer | Wisconsin |
| 74 | William Schultz | 48 | Head | Farmer | Wisconsin |
| 75 | Mable Schultz | 41 | Wife | — | Wisconsin |
| 76 | Carl Schultz | 19 | Son | Farm Laborer | Wisconsin |
| 77 | Arnold Schultz | 17 | Son | — | Wisconsin |
| 78 | Ernest M. Swance | 59 | Boarder | — | Wisconsin |
| 79 | Emil Simons | 34 | Head | Farm Laborer | Wisconsin |
| 80 | Violet Simons | 14 | Daughter | — | Wisconsin |
| 81 | Leon Simons | 13 | Son | — | Wisconsin |
| 82 | Laverne Simons | 7 | Son | — | Wisconsin |
| 83 | Harvey Simons | 7 | Son | — | Wisconsin |
| 84 | Almer Deichert | 67 | Head | Farm Laborer | Wisconsin |
| 85 | August Buchert | 67 | Head | General Farm | Germany |
| 86 | Theresa Buchert | 58 | Wife | — | Wisconsin |
| 87 | Albert Buchert | 23 | Son | Farm Laborer | Wisconsin |
| 88 | Lloyd Buchert | 17 | Son | Farm Laborer | Wisconsin |
| 89 | Llewellyn Jones | 40 | Head | Farm Laborer | Wisconsin |
| 90 | Gladys Jones | 35 | Wife | — | Wisconsin |
| 91 | Robert Jones | 14 | Son | — | Wisconsin |
| 92 | Arlene Jones | 12 | Daughter | — | Wisconsin |
| 93 | Mary Jones | 8 | Daughter | — | Wisconsin |
| 94 | George Macdonald | 46 | Head | Rail Laborer | Scotland |
| 95 | Ruth Macdonald | 36 | Wife | — | Wisconsin |
| 96 | Eleanor Macdonald | 10 | Daughter | — | Wisconsin |
| 97 | William Macdonald THIS PERSON | 6 | Son | — | Wisconsin |
| 98 | Arthur Macdonald | 5 | Son | — | Wisconsin |
| 99 | Robert Macdonald | 3 | Son | — | Wisconsin |
| 100 | Chester Macdonald | 1 | Son | — | Wisconsin |
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)