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John Mcgovern — 1940 US Census Record
Linked across censuses1940 United States Federal Census · San-Francisco-County, California
Our Model Tree links this John Mcgovern across the 1930 and 1940 US Censuses in San-Francisco-County, California (XGBoost, ~Confirmed) — first a son (b.~1919), then head of a 6-person household.
Age 21
b. ~1919
Male
Son
Born: Arizona
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | San-Francisco-County, California |
| Surname | McGovern |
| Given Name | John J |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Arizona |
| 1935 Residence (City) | San Francisco |
| 1935 Residence (County) | San Francisco |
| Additional Details | |
| Occupation | Stock Clerk |
| Industry | Wholesale Dept Store |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 266 |
| Highest Grade | H-4 |
| 1935 Residence | Same house |
| Birth State | Arizona |
| Birth Country | United States |
| Birthplace (normalized) | arizona |
| Occupation | Stock Clerk |
| Township / Ward | San Francisco |
| Est. Birth Year | ~1919 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Edna Mcgovern | Daughter | — | 25 | ~1915 |
| Frank Mcgovern | Head | — | 54 | ~1886 |
| May Mcgovern | Spouse | — | 53 | ~1887 |
| Beatrice Mcgovern | Daughter | — | 22 | ~1918 |
| John Mcgovern | Son | — | 21 | ~1919 |
| Frances Mcgovern | Son | — | 22 | ~1918 |
Census Appearances
1930
San Francisco, …
Son, age 10
San Francisco, California · implied b. ~1920 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McGovern |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Arizona |
| Father's Birthplace | Northern Ireland |
| Mother's Birthplace | Northern Ireland |
| Can Read/Write | Yes |
| Birth State | Arizona |
| Birth Country | United States |
| Birthplace (normalized) | arizona |
1940
San-Francisco-County, California
Son, age 21
San-Francisco-County, California · implied b. ~1919 — 6 household members
| Surname | McGovern |
| Given Name | John J |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Arizona |
| 1935 Residence (City) | San Francisco |
| 1935 Residence (County) | San Francisco |
| Occupation | Stock Clerk |
| Industry | Wholesale Dept Store |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 266 |
| Highest Grade | H-4 |
| 1935 Residence | Same house |
| Birth State | Arizona |
| Birth Country | United States |
| Birthplace (normalized) | arizona |
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 John Mcgovern across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Mcgovern
Son · 1940 · age 21 · b. ~1919 · California
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Sibling
Frances Mcgovern
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edna Mcgovern
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Beatrice Mcgovern
Sibling · 1940 · age 22
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
1940 US Federal Census — San-Francisco-County, California
Open full size
1940 US Federal Census — San-Francisco-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00316-00274)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edna L Rohde | 50 | Head | Secretary | California |
| 2 | Edward R Rohde | 27 | Son | Bus Driver | California |
| 3 | Richard Rohde | 25 | Son | Janitor | California |
| 4 | Emma C Healy | 79 | Mother | — | California |
| 5 | Charles Paccinelli | 59 | Head | Laborer | Italy |
| 6 | Ida Paccinelli | 42 | Wife | — | Italy |
| 7 | John Paccinelli | 25 | Son | Molder | Italy |
| 8 | Mathilde Leemann | 62 | Head | — | California |
| 9 | Julius Leemann | 60 | Brother | Iron Molder | California |
| 10 | Henry Leemann | 56 | Brother | Distributing Clerk | California |
| 11 | Albert V Riley | 38 | Head | Truck Driver | Canada-English |
| 12 | Mabel R Riley | 35 | Wife | — | Oregon |
| 13 | Patricia R Riley | 12 | Daughter | — | California |
| 14 | Mary Jane Riley | 8 | Daughter | — | California |
| 15 | Frances Jane Mccarthy | 58 | Head | Janitor | California |
| 16 | Helen Mccarthy | 55 | Wife | — | Kansas |
| 17 | Frank T Mcgovern | 54 | Head | Gardener | Ohio |
| 18 | May Mcgovern | 53 | Wife | — | Ohio |
| 19 | Edna Mcgovern | 25 | Daughter | Office Clerk | Arizona |
| 20 | Frances E Mcgovern | 22 | Son | Office Clerk | Arizona |
| 21 | Beatrice L Mcgovern | 22 | Daughter | Office Clerk | Arizona |
| 22 | John J Mcgovern THIS PERSON | 21 | Son | Stock Clerk | Arizona |
| 23 | Joseph Spadoni | 51 | Head | Truck Driver | Italy |
| 24 | Lucille Spadoni | 44 | Wife | — | California |
| 25 | Russell Spadoni | 19 | Son | Salesman | California |
| 26 | Bernice Green | 23 | Daughter | Sales Lady | California |
| 27 | Lucille Green | 5 | Daughter | — | California |
| 28 | Homer Brandis | 28 | Head | Telegrapher | California |
| 29 | Ethel Brandis | 56 | Mother | — | California |
| 30 | Haida Riley | 70 | Head | — | New York |
| 31 | Marion Riley | 35 | Daughter | — | California |
| 32 | Ernest J Roberts | 40 | Head | Steel Worker | California |
| 33 | Madeline Roberts | 38 | Wife | — | California |
| 34 | Barbara Roberts | 16 | Daughter | — | California |
| 35 | Lorraine Roberts | 9 | Daughter | — | California |
| 36 | Peter Lensch | 78 | Head | — | Denmark |
| 37 | Rudolph Mordhorst | 32 | Head | Drapery Maker | Germany |
| 38 | Merta Mordhorst | 35 | Wife | Dressmaker | Germany |
| 39 | Elizabeth Appel | 58 | Mother-in-law | — | Germany |
| 40 | Fred Tucker | 84 | Head | — | Germany |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)