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James Mckenna — 1920 US Census Record
Linked across censuses1920 United States Federal Census · San Francisco, California
Our Model Tree links this James Mckenna across the 1910 and 1920 US Censuses in San Francisco, California (XGBoost, ~Confirmed) — first a son (b.~1895), then head of a 9-person household.
Age 25
b. ~1895
Male
Son
Born: California
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | San Francisco, California |
| Surname | McKenna |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Oregon |
| Mother's Birthplace | Oregon |
| Additional Details | |
| Occupation | Steam Fitter |
| Industry | Shipyard |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Occupation | Steam Fitter |
| Township / Ward | San Francisco City |
| Est. Birth Year | ~1895 |
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.
9 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Cecelia Mckenna | Daughter | — | 26 | ~1894 |
| Daniel Mckenna | Head | — | 55 | ~1865 |
| James Mckenna | Son | — | 25 | ~1895 |
| Marguerite Mckenna | Daughter | — | 23 | ~1897 |
| Sylvester Mckenna | Son | — | 23 | ~1897 |
| Daniel Mckenna | Son | — | 21 | ~1899 |
| Katherine Mckenna | Spouse | — | 43 | ~1877 |
| Robert Mckenna | Son | — | 9 | ~1911 |
| Edward Mckenna | Son | — | 19 | ~1901 |
Census Appearances
1910
San Francisco, …
Son, age 15
San Francisco, California · implied b. ~1895 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McKenna |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Oregon |
| Mother's Birthplace | Oregon |
| Occupation | none |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1920
San Francisco, …
Son, age 25
San Francisco, California · implied b. ~1895 — 9 household members
| Surname | McKenna |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Oregon |
| Mother's Birthplace | Oregon |
| Occupation | Steam Fitter |
| Industry | Shipyard |
| Class of Worker | W |
| 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 Mckenna across 2 US Census years (1910 and 1920) in San Francisco, California, using XGBoost record linkage.
Show:
This person
Anchor record
James Mckenna
Son · 1920 · age 25 · b. ~1895 · California
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Sibling
Edward Mckenna
Sibling · 1920 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sylvester Mckenna
Sibling · 1920 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Cecelia Mckenna
Sibling · 1920 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Mckenna
Sibling · 1920 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marguerite Mckenna
Sibling · 1920 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Daniel Mckenna
Sibling · 1920 · age 21
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:1920:14thcensusofpopu134unit:0495)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Lafferrari | 22 | son-in-law | Stevedore | California |
| 2 | George Mc Donald | 24 | brother-in-law | Iron Worker | California |
| 3 | Daniel Mckenna | 55 | Head | Inspector | Oregon |
| 4 | Katherine Mckenna | 43 | Wife | — | Oregon |
| 5 | Cecelia Mckenna | 26 | Daughter | Cashier | California |
| 6 | James Mckenna THIS PERSON | 25 | Son | Steam Fitter | California |
| 7 | Sylvester Mckenna | 23 | Son | Marine Engineer | California |
| 8 | Marguerite Mckenna | 23 | Daughter | Nurse | California |
| 9 | Daniel Mckenna | 21 | Son | Marine Engineer | California |
| 10 | Edward Mckenna | 19 | Son | Oiler | California |
| 11 | Robert Mckenna | 9 | Son | — | California |
| 12 | Margaret Running | 44 | Head | — | Germany |
| 13 | John Running | 41 | Son | Motorman | California |
| 14 | Alice Mccall | 53 | Head | — | California |
| 15 | Clement Battilana | 50 | Head | Merchant | Italy |
| 16 | Clara Battilana | 45 | Wife | — | Italy |
| 17 | Aloysius Battilana | 23 | Son | Clerk | California |
| 18 | Edward Battilana | 21 | Son | Chauffeur | California |
| 19 | Ida Battilana | 17 | Daughter | — | California |
| 20 | Frank Battilana | 15 | Son | — | California |
| 21 | Alice Battilana | 12 | Daughter | — | California |
| 22 | Chas O'Connor | 43 | Head | Notary Public | California |
| 23 | Mary O'Connor | 43 | Wife | — | California |
| 24 | Charles O'Connor | 21 | Son | Chauffeur | California |
| 25 | Madeline O'Connor | 16 | Daughter | — | California |
| 26 | Lawrence O'Connor | 13 | Son | — | California |
| 27 | Eileen O'Connor | 11 | Daughter | — | California |
| 28 | Charles O'Connor | 5 | Son | — | California |
| 29 | Harry Christen | 37 | Head | Dairyman | California |
| 30 | Margaritha Christen | 61 | Mother | — | Switzerland |
| 31 | Marguerite Christen | 23 | Sister | — | California |
| 32 | Joe Gasseler | 33 | Lodger | Dairyman | Switzerland |
| 33 | Joe Rittler | 41 | Lodger | Dairyman | Switzerland |
| 34 | Alphonse Gost | 46 | Lodger | Cook | Switzerland |
| 35 | Edward O'Connor | 75 | Head | Artisan Black | Canada |
| 36 | Mary O'Connor | 73 | Wife | — | Massachusetts |
| 37 | William O'Connor | 42 | Son | Clerk | Massachusetts |
| 38 | George O'Connor | 35 | Son | Blacksmith | Massachusetts |
| 39 | Alice Lyons | 75 | Mother-in-law | — | England |
| 40 | Mary O'Connor | 9 | Grandchild | — | California |
| 41 | William Ehrich | 32 | Head | Merchant | Germany |
| 42 | Catherine Ehrich | 32 | Wife | — | New Jersey |
| 43 | Daniel Fisher | 71 | Father-in-law | Retired | New Jersey |
| 44 | John Begley | 60 | Head | Plumber | Australia |
| 45 | Ellen P Begley | 51 | Wife | Plumber | California |
| 46 | Nellie Begley | 29 | Daughter | — | California |
| 47 | Catherine Clare Begley | 22 | Daughter | Saleslady | California |
| 48 | Alice Begley | 3 | Grandson | — | California |
| 49 | Stewart Mckeeby | 40 | Head | Messenger | California |
| 50 | Jennie Mckeeby | 35 | Wife | — | Nevada |
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)