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James Mathews — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Humboldt, California
Our Model Tree links this James Mathews across the 1930 and 1940 US Censuses in Humboldt, California (XGBoost, ~Confirmed) — first a son (b.~1926), then head of a 10-person household.
Age 4
b. ~1926
Male
Son
Born: California
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Humboldt, California |
| Surname | Mathews |
| Given Name | James W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Washington |
| Mother's Birthplace | California |
| Additional Details | |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | Scotia Township |
| Est. Birth Year | ~1926 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| Joseph Mathews | Son | — | 10 | ~1920 |
| Fredric Mathews | Son | — | 16 | ~1914 |
| William Mathews | Son | — | 14 | ~1916 |
| Agnes Mathews | Daughter | — | 8 | ~1922 |
| James Mathews | Son | — | 4 | ~1926 |
| Freeman Mathews | Son | — | 6 | ~1924 |
| Agnes Mathews | Other | — | 41 | ~1889 |
| Henry Mathews | Son | — | 18 | ~1912 |
| George Mathews | Son | — | 13 | ~1917 |
| Joseph Mathews | Head | — | 42 | ~1888 |
Census Appearances
1930
Humboldt, California
Son, age 4
Humboldt, California · implied b. ~1926 — 10 household members
| Surname | Mathews |
| Given Name | James W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Washington |
| Mother's Birthplace | California |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Humboldt-County, California
Son, age 15
Humboldt-County, California · implied b. ~1925 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Matthews |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Scotia Township |
| 1935 Residence (County) | Humboldt |
| Occupation | School |
| Income (1939) | 0 |
| Highest Grade | No 6 |
| 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 James Mathews across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Mathews
Son · 1930 · age 4 · b. ~1926 · California
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Sibling
Freeman Mathews
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Fredric Mathews
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Mathews
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Mathews
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Agnes Mathews
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Henry Mathews
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Mathews
Sibling · 1930 · age 14
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
50 people indexed on this census page (ia:1930:californiacensus00reel120:0743)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Martha Morton | 47 | Wife-H | — | California |
| 2 | Donald R. Morton | 22 | Son | Truck Driver | California |
| 3 | Carl E. Stone | 37 | Head | Salesman | California |
| 4 | John W. Lawyer | 34 | Head | Mechanic | Oregon |
| 5 | June H. Lawyer | 35 | Wife-H | — | Oregon |
| 6 | Jean V. Lawyer | 13 | Daughter | — | Oregon |
| 7 | Jack W. Lawyer | 9 | Son | — | Oregon |
| 8 | George W. Collins | 45 | Head | Proprietor | California |
| 9 | Esther A. Collins | 33 | Wife-H | — | California |
| 10 | Allan Wood | 40 | Boarder | Laborer | Michigan |
| 11 | William J. Burns | 22 | Head | Telephone Lineman | California |
| 12 | Charley C. Gilmore | 54 | Head | Laborer | Oregon |
| 13 | Celia I. Gilmore | 44 | Wife-H | — | Oregon |
| 14 | Harry Summers | 49 | Head | Riftmaker | California |
| 15 | Anne Summers | 48 | Wife-H | — | New York |
| 16 | Arthur Summers | 14 | Son | — | California |
| 17 | Joseph Mathews | 42 | Head | Laborer | Washington |
| 18 | Agnes C. Mathews | 41 | Wife-H | — | California |
| 19 | Henry J. Mathews | 18 | Son | Laborer | California |
| 20 | Fredric S. Mathews | 16 | Son | — | California |
| 21 | William T. Mathews | 14 | Son | — | California |
| 22 | George S. Mathews | 13 | Son | — | California |
| 23 | Joseph H. Mathews | 10 | Son | — | California |
| 24 | Agnes K. Mathews | 8 | Daughter | — | California |
| 25 | Freeman A. Mathews | 6 | Son | — | California |
| 26 | James W. Mathews THIS PERSON | 4 | Son | — | California |
| 27 | James L. Skiffington | 53 | Head | R.R. Tie Maker | Michigan |
| 28 | Jane D. Skiffington | 44 | Wife-H | — | Wisconsin |
| 29 | Lester B. Thornton | 40 | Head | Farmer | California |
| 30 | Caroline B. Thornton | 31 | Wife-H | — | California |
| 31 | Maxwell L. Thornton | 16 | Son | — | California |
| 32 | Hugh K. Thornton | 14 | Son | — | California |
| 33 | Vernon Thornton | 10 | Son | — | California |
| 34 | Irene A. Thornton | 8 | Daughter | — | California |
| 35 | Lloyd I. Tompkins | 32 | Head | Truck Driver | Oregon |
| 36 | Willis C. Tompkins | 9 | Son | — | Oregon |
| 37 | Walter C. Tompkins | 6 | Son | — | Oregon |
| 38 | Joyce Tompkins | 4 | Daughter | — | Oregon |
| 39 | Gladys M. Kern | 37 | Housekeeper | Housekeeper | Kansas |
| 40 | Ray Trumbo | 0 | Lodger | — | California |
| 41 | Guy H. Doers | 48 | Head | Laborer | Wisconsin |
| 42 | Blanche M. Doers | 43 | Wife-H | — | Iowa |
| 43 | Doris A. Doers | 15 | Daughter | — | Wisconsin |
| 44 | Ruby E. Doers | 14 | Daughter | — | Wisconsin |
| 45 | Maud I. Doers | 9 | Daughter | — | Wisconsin |
| 46 | Allan J. Doers | 7 | Son | — | Wisconsin |
| 47 | Mason W. Leventon | 34 | Head | Proprietor | California |
| 48 | Josie E. Leventon | 35 | Wife-H | — | California |
| 49 | Idona Leventon | 16 | Daughter | — | Washington |
| 50 | Nellie E. Leventon | 12 | Daughter | — | California |
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)