WM
William Mullins — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Humboldt, California
Our Model Tree links this William Mullins across the 1930 and 1940 US Censuses in Humboldt, California (XGBoost, ~Confirmed) — first a son (b.~1929), then head of a 8-person household.
Age 1
b. ~1929
Male
Son
Born: California
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Humboldt, California |
| Surname | Mullins |
| Given Name | William Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Greece |
| Mother's Birthplace | California |
| Additional Details | |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | Rohnerville Township |
| Est. Birth Year | ~1929 |
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.
8 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| John Mullins | Son | — | 4 | ~1926 |
| Elizabeth Mullins | Spouse | — | 33 | ~1897 |
| William Mullins | Head | — | 33 | ~1897 |
| Margaret Mullins | Daughter | — | 2 | ~1928 |
| Robert Mullins | Son | — | ~1930 | |
| William Mullins | Son | — | 1 | ~1929 |
| Helen Mullins | Daughter | — | 5 | ~1925 |
| June Mullins | Daughter | — | 3 | ~1927 |
Census Appearances
1930
Humboldt, California
Son, age 1
Humboldt, California · implied b. ~1929 — 8 household members
| Surname | Mullins |
| Given Name | William Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Greece |
| Mother's Birthplace | California |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Humboldt-County, California
Son, age 11
Humboldt-County, California · implied b. ~1929 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mullin |
| Given Name | William Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Eureka city |
| 1935 Residence (County) | Humboldt |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
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 Mullins across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Mullins
Son · 1930 · age 1 · b. ~1929 · California
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Sibling
John Mullins
Sibling · 1930 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
June Mullins
Sibling · 1930 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Mullins
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Mullins
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Mullins
Sibling · 1930 · age
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 — Humboldt, California
Open full size
1930 US Federal Census — Humboldt, California
Page Contents
37 people indexed on this census page (ia:1930:californiacensus00reel120:0679)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 6 | Charles Bogardus | 40 | Head | Donkey Driver | California |
| 7 | William Johnson | 46 | Head | Pile Driver | California |
| 8 | Charles Ward | 50 | Head | Chopper | California |
| 9 | Fred Leamaster | 41 | Head | Logger | California |
| 10 | Martin Dunn | 28 | Head | Pipe Fitter | Oregon |
| 14 | John Thompson | 48 | Head | Farmer | Illinois |
| 20 | Fred Maple | 49 | Head | Poultryman | California |
| 21 | William Oliver | 57 | Head | Tie Maker | California |
| 22 | Chris Madsen | 40 | Boarder | Tie Maker | California |
| 23 | Joseph Pruitt | 60 | Head | Farmer | Hungary |
| 24 | Josephine Pruitt | 60 | Wife | — | Switzerland |
| 25 | William Mullins | 33 | Head | Contractor | Greece |
| 26 | Elizabeth Mullins | 33 | Wife | — | California |
| 27 | Helen Mullins | 5 | Daughter | — | California |
| 28 | June Mullins | 3 | Daughter | — | California |
| 29 | William Jr. Mullins THIS PERSON | 1 | Son | — | California |
| 30 | Robert Mullins | 0 | Son | — | California |
| 31 | Margaret Mullins | 2 | Daughter | — | California |
| 32 | John Mullins | 4 | Son | — | California |
| 33 | Fred St. Clair | 32 | Head | Truck Driver | California |
| 34 | Gertrude St. Clair | 28 | Wife | Logger | Oregon |
| 35 | Fay St. Clair | 11 | Daughter | — | Oregon |
| 36 | Fred Jr. St. Clair | 10 | Son | — | California |
| 37 | Virginia St. Clair | 7 | Daughter | — | Montana |
| 38 | Albert Reddick | 34 | Head | Logger | Missouri |
| 39 | Clara Reddick | 33 | Wife | Laborer | West Virginia |
| 40 | Wesley Creasy | 34 | Head | — | California |
| 41 | Velma Creasy | 27 | Wife | Watchman | California |
| 42 | Kenneth Creasy | 8 | Son | — | California |
| 43 | Everett Creasy | 4 | Son | — | California |
| 44 | John Williams | 24 | Boarder | — | California |
| 45 | Charles Goddard | 50 | Head | Sawyer | Michigan |
| 46 | Irene Goddard | 27 | Wife | Carpenter | Kansas |
| 47 | Mansfield Goddard | 7 | Son | — | California |
| 48 | Fred Goddard | 5 | Son | — | California |
| 49 | Clifford Goddard | 3 | Son | — | California |
| 50 | Jack Goddard | 1 | Son | — | California |
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)