JC
James Casey — 1920 US Census Record
Linked across censuses1920 United States Federal Census · San Francisco, California
Our Model Tree links this James Casey across the 1910 and 1920 US Censuses in San Francisco, California (XGBoost, ~Confirmed) — first a son (b.~1907), then head of a 12-person household.
Age 13
b. ~1907
Male
Son
Born: California
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | San Francisco, California |
| Surname | Casey |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | San Francisco City |
| Est. Birth Year | ~1907 |
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.
12 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Anna Casey | Daughter | — | 11 | ~1909 |
| Margaret Casey | Daughter | — | 17 | ~1903 |
| Helen Casey | Daughter | — | 22 | ~1898 |
| Cecelia Casey | Daughter | — | 6 | ~1914 |
| Marie Casey | Daughter | — | 20 | ~1900 |
| Isabella Casey | Daughter | — | 15 | ~1905 |
| Alice Casey | Daughter | — | 23 | ~1897 |
| James Casey | Head | — | 60 | ~1860 |
| James Casey | Son | — | 13 | ~1907 |
| Thomas Casey | Son | — | 25 | ~1895 |
| Francis Casey | Son | — | 10 | ~1910 |
| Mary Casey | Spouse | — | 48 | ~1872 |
Census Appearances
1910
San Francisco, …
Son, age 4
San Francisco, California · implied b. ~1906 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Casey |
| Given Name | James J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | none |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1920
San Francisco, …
Son, age 13
San Francisco, California · implied b. ~1907 — 12 household members
| Surname | Casey |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| 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 Casey across 2 US Census years (1910 and 1920) in San Francisco, California, using XGBoost record linkage.
Show:
This person
Anchor record
James Casey
Son · 1920 · age 13 · b. ~1907 · California
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Sibling
Marie Casey
Sibling · 1920 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Casey
Sibling · 1920 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Casey
Sibling · 1920 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Casey
Sibling · 1920 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Casey
Sibling · 1920 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Isabella Casey
Sibling · 1920 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Cecelia Casey
Sibling · 1920 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Casey
Sibling · 1920 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Casey
Sibling · 1920 · age 17
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 — San Francisco, California
Open full size
1920 US Federal Census — San Francisco, California
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu141unit:1124)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Werner Johnson | 27 | Head | Stevedore | Sweden |
| 2 | Amanda Johnson | 32 | Wife | — | Finland |
| 3 | Walter Johnson | 5 | Son | — | California |
| 4 | Vera Johnson | 3 | Daughter | — | California |
| 5 | Vivian Johnson | 1 | Daughter | — | California |
| 6 | James Henratty | 37 | Head | Foreman | Ireland |
| 7 | Mary Henratty | 31 | Wife | — | Ireland |
| 8 | John Henratty | 8 | Son | — | California |
| 9 | James Henratty | 7 | Son | — | California |
| 10 | Mary M. Henratty | 4 | Daughter | — | California |
| 11 | Lewis Ohleyer | 47 | Head | Clerk | Ohio |
| 12 | Julia Ohleyer | 42 | Wife | — | Ireland |
| 13 | Marion Ohleyer | 13 | Daughter | — | California |
| 14 | Lewis Ohleyer | 8 | Son | — | California |
| 15 | Helen Ohleyer | 5 | Daughter | — | California |
| 16 | Katherine Darcey | 48 | Sister-in-law | — | Nevada |
| 17 | James Casey | 60 | Head | Foreman | Ireland |
| 18 | Mary L. Casey | 48 | Wife | — | Ireland |
| 19 | Thomas Casey | 25 | Son | Marine Engineer | California |
| 20 | Alice Casey | 23 | Daughter | Stenographer | California |
| 21 | Helen Casey | 22 | Daughter | Stenographer | California |
| 22 | Marie Casey | 20 | Daughter | Stenographer | California |
| 23 | Margaret Casey | 17 | Daughter | Stenographer | California |
| 24 | Isabella Casey | 15 | Daughter | — | California |
| 25 | James Casey THIS PERSON | 13 | Son | — | California |
| 26 | Anna Casey | 11 | Daughter | — | California |
| 27 | Francis Casey | 10 | Son | — | California |
| 28 | Cecelia Casey | 6 | Daughter | — | California |
| 29 | John Stendahl | 26 | Head | 1St Mate | Finland |
| 30 | Signe Stendahl | 25 | Wife | — | Finland |
| 31 | Albert J. Sharp | 47 | Head | Presser | England |
| 32 | Agusta L. Sharp | 44 | Wife | — | Michigan |
| 33 | Carl L. Henning | 49 | Son-in-law | Stevedore | Sweden |
| 34 | Laura B. Henning | 24 | Daughter | — | California |
| 35 | Albert J. Henning | 4 | Son | — | California |
| 36 | Ruth D. Henning | 1 | Daughter | — | California |
| 37 | Evelyn Ruth Henning | 0 | Daughter | — | California |
| 38 | Zella M. Flynn | 20 | Step Daughter | Clerk | California |
| 39 | Frederick W. Flynn | 18 | Step Son | Machinist | California |
| 40 | Orlando Bandoni | 42 | Head | Grocer | Italy |
| 41 | Adarma Bandoni | 39 | Wife | — | Italy |
| 42 | Edith Bandoni | 17 | Daughter | — | California |
| 43 | Orlando Bandoni | 14 | Son | — | California |
| 44 | William Pearl | 42 | Head | Rope Worker | California |
| 45 | Susan Pearl | 40 | Wife | — | California |
| 46 | Loretta Pearl | 20 | Daughter | — | California |
| 47 | Ruth Pearl | 10 | Daughter | — | California |
| 48 | John A. Burby | 42 | Head | Clerk | Connecticut |
| 49 | Mary L. Burby | 38 | Wife | — | California |
| 50 | Aaron Mellinger | 31 | Head | Musician | Italy |
Related Census Records
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)