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Joseph Mcdonald — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Waukesha, Wisconsin
Our Model Tree links this Joseph Mcdonald across the 1920 and 1930 US Censuses in Waukesha, Wisconsin (XGBoost, ~Confirmed) — first a son (b.~1913), then head of a 10-person household.
Age 17
b. ~1913
Male
Son
Born: Wisconsin
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Waukesha, Wisconsin |
| Surname | McDonald |
| Given Name | Joseph |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Canada |
| Mother's Birthplace | Wisconsin |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Township / Ward | Waukesha City |
| Est. Birth Year | ~1913 |
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.
10 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Joseph | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Mcdonald | Daughter | — | 23 | ~1907 |
| Mary Mcdonald | Spouse | — | 60 | ~1870 |
| Fred Markhardt | Other | — | 32 | ~1898 |
| Margaret Mcdonald | Daughter | — | 27 | ~1903 |
| Thomas Mcdonald | Son | — | 22 | ~1908 |
| John Wilson | Other | — | 30 | ~1900 |
| Roderick Mcdonald | Head | — | 69 | ~1861 |
| Joseph Mcdonald | Son | — | 17 | ~1913 |
| Frances Mcdonald | Daughter | — | 29 | ~1901 |
| Irene Mcdonald | Daughter | — | 25 | ~1905 |
Census Appearances
1920
Waukesha, Wisconsin
Son, age 6
Waukesha, Wisconsin · implied b. ~1914 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McDonald |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Canada |
| Mother's Birthplace | Wisconsin |
| Mother Tongue | Scotch |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1930
Waukesha, Wisconsin
Son, age 17
Waukesha, Wisconsin · implied b. ~1913 — 10 household members
| Surname | McDonald |
| Given Name | Joseph |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Canada |
| Mother's Birthplace | Wisconsin |
| Occupation | none |
| Can Read/Write | Yes |
| 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 Joseph Mcdonald across 2 US Census years (1920 and 1930) in Waukesha, Wisconsin, using XGBoost record linkage.
Show:
This person
Anchor record
Joseph Mcdonald
Son · 1930 · age 17 · b. ~1913 · Wisconsin
★ You are viewing this record
Sibling
Irene Mcdonald
Sibling · 1930 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Mcdonald
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Mcdonald
Sibling · 1930 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frances Mcdonald
Sibling · 1930 · age 29
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Mcdonald
Sibling · 1930 · age 23
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 — Waukesha, Wisconsin
Open full size
1930 US Federal Census — Waukesha, Wisconsin
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2617unit:0164)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Della Bahr | 59 | wife | None | Ohio |
| 2 | Fred Braeger | 46 | head | Owner | Germany |
| 3 | Caroline Braeger | 45 | wife | None | Germany |
| 4 | Alvin Braeger | 15 | son | None | Wisconsin |
| 5 | Hazel Braeger | 12 | daughter | None | Wisconsin |
| 6 | Harold Braeger | 10 | son | None | Wisconsin |
| 7 | Arleen Braeger | 9 | daughter | None | Wisconsin |
| 8 | Anna Braeger | 66 | head | None | Wisconsin |
| 9 | Carl Braeger | 64 | step son | Machinist | Wisconsin |
| 10 | Henry Rinkhoff | 70 | head | Retired | Germany |
| 11 | Marie Rinkhoff | 55 | wife | None | Germany |
| 12 | Mathew Demuth | 59 | head | Laborer | Hungary |
| 13 | Mary Demuth | 53 | wife | None | Hungary |
| 14 | George Hyde | 71 | head | Owner | New York |
| 15 | Margaret Hyde | 64 | wife | None | Germany |
| 16 | Roderick Mcdonald | 69 | head | Core Bender | Canada |
| 17 | Mary Mcdonald | 60 | wife | None | Wisconsin |
| 18 | Frances Mcdonald | 29 | daughter | Saleslady | Wisconsin |
| 19 | Irene Mcdonald | 25 | daughter | Laborer | Wisconsin |
| 20 | Dorothy Mcdonald | 23 | daughter | None | Wisconsin |
| 21 | Thomas Mcdonald | 22 | son | Butcher | Wisconsin |
| 22 | Margaret Mcdonald | 27 | daughter | None | Wisconsin |
| 23 | Joseph Mcdonald THIS PERSON | 17 | son | None | Wisconsin |
| 24 | John Wilson | 30 | lodger | Helper | Wisconsin |
| 25 | Fred Markhardt | 32 | lodger | None | Wisconsin |
| 26 | Alexander Herbst | 35 | head | Machinist | Wisconsin |
| 27 | Anna Herbst | 35 | wife | None | Wisconsin |
| 28 | Clarence Herbst | 15 | son | None | Wisconsin |
| 29 | Alexander Herbst | 2 | son | None | Wisconsin |
| 30 | Eugene Herbst | 0 | son | None | Wisconsin |
| 31 | F. John Paradise | 42 | head | Machinist Electrician | Austria |
| 32 | Sophia Paradise | 39 | wife | None | Washington |
| 33 | Sylvia Paradise | 2 | daughter | None | Wisconsin |
| 34 | August Fuchs | 56 | head | Laborer | Germany |
| 35 | Martha Fuchs | 53 | wife | None | Germany |
| 36 | Olga Fuchs | 25 | daughter | Inspector | Wisconsin |
| 37 | Walter Fuchs | 20 | son | Glazer | Wisconsin |
| 38 | Elizabeth Fuchs | 17 | daughter | None | Wisconsin |
| 39 | Frieda Fuchs | 15 | daughter | None | Wisconsin |
| 40 | Harold Fuchs | 12 | son | None | Wisconsin |
| 41 | Edward Fleckenstein | 55 | head | Machinist | Wisconsin |
| 42 | Anna Fleckenstein | 52 | wife | None | Wisconsin |
| 43 | Mary Fleckenstein | 81 | mother | None | Bohemia |
| 44 | Royal Gillette | 55 | head | Painter | Wisconsin |
| 45 | Lulu Gillette | 50 | wife | None | Wisconsin |
| 46 | Winifred Guy | 30 | niece | Stenographer | Wisconsin |
| 47 | Henry Niedermier | 53 | head | Mail Carrier | Wisconsin |
| 48 | Ida Niedermier | 53 | wife | None | Wisconsin |
| 49 | George Niedermier | 21 | son | Tool Designer | Wisconsin |
| 50 | Mildred Niedermier | 15 | daughter | Stenographer | Wisconsin |
Related Census Records
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)