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James Mcdermott — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Lassen, California
Our Model Tree links this James Mcdermott across the 1910 and 1920 US Censuses in Lassen, California (XGBoost, ~Confirmed) — first a son (b.~1906), then head of a 10-person household.
Age 14
b. ~1906
Male
Son
Born: California
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Lassen, California |
| Surname | McDermott |
| Given Name | James E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | Norway |
| Additional Details | |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Norwegian |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | Milford Precinct Honey Lake Township |
| Est. Birth Year | ~1906 |
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 1920 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Maud Mcdermott | Daughter | — | 6 | ~1914 |
| Laine Mcdermott | Daughter | — | 2 | ~1918 |
| Marie Mcdermott | Daughter | — | 10 | ~1910 |
| James Mcdermott | Head | — | 46 | ~1874 |
| James Mcdermott | Son | — | 14 | ~1906 |
| Allen Mcdermott | Son | — | 9 | ~1911 |
| Frank Mcdermott | Son | — | 18 | ~1902 |
| Ralph Mcdermott | Son | — | 12 | ~1908 |
| Thomas Mcdermott | Son | — | 18 | ~1902 |
| Lizzie Mcdermott | Spouse | — | 41 | ~1879 |
Census Appearances
1910
Lassen, California
Son, age 5
Lassen, California · implied b. ~1905 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McDermott |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | Norway |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1920
Lassen, California
Son, age 14
Lassen, California · implied b. ~1906 — 10 household members
| Surname | McDermott |
| Given Name | James E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | Norway |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Norwegian |
| 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 Mcdermott across 2 US Census years (1910 and 1920) in Lassen, California, using XGBoost record linkage.
Show:
This person
Anchor record
James Mcdermott
Son · 1920 · age 14 · b. ~1906 · California
★ You are viewing this record
Sibling
Laine Mcdermott
Sibling · 1920 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ralph Mcdermott
Sibling · 1920 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Maud Mcdermott
Sibling · 1920 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frank Mcdermott
Sibling · 1920 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Allen Mcdermott
Sibling · 1920 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marie Mcdermott
Sibling · 1920 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Mcdermott
Sibling · 1920 · age 18
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
1920 US Federal Census — Lassen, California
Open full size
1920 US Federal Census — Lassen, California
Page Contents
48 people indexed on this census page (ia:1920:14thcensusofpopu101unit:0756)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Jackson G Horn | 44 | Head | Farmer | Missouri |
| 2 | Annie L Horn | 39 | Wife | None | California |
| 3 | Harold E Horn | 12 | Son | None | California |
| 4 | Myron G Horn | 10 | Son | None | California |
| 5 | Jesse Horn | 7 | Son | None | California |
| 6 | Laura A Horn | 5 | Daughter | None | California |
| 7 | Robert C Lowry | 43 | Head | Teamster | California |
| 8 | Edna Lowry | 35 | Wife | None | California |
| 9 | Viola Lowry | 12 | Daughter | None | California |
| 10 | Jesse Lowry | 10 | Son | None | California |
| 11 | Robert Lowry | 7 | Son | None | California |
| 12 | Stanley Lowry | 3 | Son | None | California |
| 13 | Pierre P Scriari | 31 | Head | Manager | California |
| 14 | Lizzie Scriari | 27 | Wife | Cook | California |
| 15 | Oscar R Scriari | 3 | Son | None | California |
| 16 | John M Prish | 28 | Servant | Laborer | California |
| 17 | Walter Potter | 26 | Head | Ranger Asst | Ohio |
| 18 | James W Mcdermott | 46 | Head | Farmer | California |
| 19 | Lizzie Mcdermott | 41 | Wife | None | Norway |
| 20 | Thomas Mcdermott | 18 | Son | Teamster | California |
| 21 | Frank Mcdermott | 18 | Son | Teamster | California |
| 22 | James E Mcdermott THIS PERSON | 14 | Son | None | California |
| 23 | Ralph Mcdermott | 12 | Son | None | California |
| 24 | Marie Mcdermott | 10 | Daughter | None | California |
| 25 | Allen Mcdermott | 9 | Son | None | California |
| 26 | Maud Mcdermott | 6 | Daughter | None | California |
| 27 | Laine Mcdermott | 2 | Daughter | None | California |
| 28 | Walter Pruitt | 32 | Head | Farmer | California |
| 29 | John Pruitt | 67 | Father | None | Pennsylvania |
| 30 | William R Bronson | 41 | Head | Farmer | California |
| 31 | Maud A Bronson | 39 | Wife | None | California |
| 32 | James T Bronson | 18 | Son | None | California |
| 33 | Myron F Bronson | 9 | Son | None | California |
| 34 | Bernard W Bronson | 6 | Son | None | California |
| 35 | Leland Bronson | 3 | Son | None | California |
| 36 | Roy F Harwood | 29 | Head | Farmer | Iowa |
| 37 | Leda S Harwood | 29 | Wife | None | California |
| 38 | Claud B Harwood | 8 | Son | None | California |
| 39 | Dorothea M Harwood | 6 | Daughter | None | California |
| 40 | Henry Osterhouse | 26 | Head | Miner | Sweden |
| 41 | Fred Azank | 35 | Partner | Miner | Germany |
| 42 | Louis J Sutter | 42 | Head | Farmer | Switzerland |
| 43 | Amelia Sutter | 32 | Wife | None | Spain |
| 44 | Lyman F Stiles | 43 | Head | Farmer | California |
| 45 | May F Stiles | 36 | Wife | None | California |
| 46 | Donald L Stiles | 12 | Son | None | California |
| 47 | Lottie Clausen | 32 | Daughter | None | California |
| 48 | Dorthea Clausen | 10 | Granddaughter | None | California |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)