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William Hogan — 1940 US Census Record
Model Tree available1940 United States Federal Census · San-Francisco-County, California
Our Model Tree links this William Hogan across the 1920, 1930 and 1940 US Censuses in San-Francisco-County, California (XGBoost, ~Confirmed), with identified parents George & William — first a head (b.~1911), then head of a 3-person household.
Age 29
b. ~1911
Male
Head
Born: California
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | San-Francisco-County, California |
| Surname | Hogan |
| Given Name | William J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | California |
| 1935 Residence (City) | San Francisco |
| 1935 Residence (County) | San Francisco |
| Additional Details | |
| Occupation | Mgr. Gas Station |
| Industry | Petroleum Producer |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2040 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Occupation | Mgr. Gas Station |
| Township / Ward | San Francisco |
| Est. Birth Year | ~1911 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Susan Hogan | Daughter | — | ~1940 | |
| William Hogan | Head | — | 29 | ~1911 |
| Wilma Hogan | Spouse | — | 28 | ~1912 |
Census Appearances
1920
San Francisco, …
Son, age 7
San Francisco, California · implied b. ~1913 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hogan |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | California |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1930
San Francisco, …
Son, age 18
San Francisco, California · implied b. ~1912 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hogan |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | California |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
San-Francisco-County, California
Head, age 29
San-Francisco-County, California · implied b. ~1911 — 3 household members
| Surname | Hogan |
| Given Name | William J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | California |
| 1935 Residence (City) | San Francisco |
| 1935 Residence (County) | San Francisco |
| Occupation | Mgr. Gas Station |
| Industry | Petroleum Producer |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2040 |
| Highest Grade | Hs 4 |
| 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 William Hogan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father George Hogan (~0.92 confidence) and father William Hogan (~0.92 confidence) and mother Eva Hogan (~0.92 confidence) and mother Kathryn Hogan (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Hogan
b. ~1880
Source father
● Household
· direct · ~0.92
Father
William Hogan
b. ~1883
Source father
● Household
· direct · ~0.92
Mother
Eva Hogan
b. ~1890
Source mother
● Household
· direct · ~0.92
Mother
Kathryn Hogan
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Hogan
Head · 1940 · age 29 · b. ~1911 · California
★ You are viewing this record
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
39 people indexed on this census page (nara:1940:m-t0627-00313-00311)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 42 | John J. Mckenna | 27 | Head | Carpenter | California |
| 43 | Winifred Mckenna | 26 | Wife | — | California |
| 44 | Norman P. Person | 25 | Head | City Salesman | California |
| 45 | Hester Person | 22 | Wife | Bookkeeper | Massachusetts |
| 46 | Jean L. Nesbitt | 36 | Head | Office Clerk | California |
| 47 | Leon Nesbitt | 17 | Son | — | California |
| 48 | Dorothy Nesbitt | 12 | Daughter | — | California |
| 49 | John L. Balletto | 26 | Head | Shipping Clerk | California |
| 50 | Georgia A. Balletto | 26 | Wife | Office Clerk | California |
| 51 | Leland R. Fenner | 26 | Head | Bottler | California |
| 52 | Frances C. Fenner | 27 | Wife | — | Washington |
| 53 | Robert L. Fenner | 8 | Son | — | California |
| 54 | Kenneth V. Patterson | 29 | Head | Car Station Attendant | California |
| 55 | Elizabeth Patterson | 23 | Wife | Advertising Saleswoman | California |
| 56 | Leonard J. Borg | 36 | Head | Janitor | Washington |
| 57 | Joan Borg | 30 | Wife | Saleslady | Illinois |
| 58 | William I. Peters | 40 | Head | Soldier | Pennsylvania |
| 59 | Anna Peters | 32 | Wife | Stenographer | Washington |
| 60 | Charles E. Winkleman | 32 | Head | Office Machine Mechanic | Pennsylvania |
| 61 | Martha Winkleman | 25 | Wife | — | California |
| 62 | William M. Crompton | 28 | Head | Asst. Mgr. Gas Station | Philippines |
| 63 | Warrene Crompton | 24 | Wife | — | Colorado |
| 64 | Francis E. Murphy | 26 | Head | City Salesman | California |
| 65 | Mary Murphy | 23 | Wife | — | Colorado |
| 66 | James Murphy | 2 | Son | — | California |
| 67 | Edward T. Borg | 36 | Head | Sheet Metal Worker | Minnesota |
| 68 | Barbara Borg | 29 | Wife | — | Michigan |
| 69 | Howard P. Moser | 27 | Head | Truck Driver | California |
| 70 | Helen Moser | 26 | Wife | — | Pennsylvania |
| 71 | William J. Hogan THIS PERSON | 29 | Head | Mgr. Gas Station | California |
| 72 | Wilma Hogan | 28 | Wife | — | California |
| 73 | Susan Hogan | 0 | Daughter | — | California |
| 74 | Verl R. Foutz | 32 | Head | Office Clerk | Ohio |
| 75 | Carol Foutz | 25 | Wife | — | California |
| 76 | Gerald B. Ball | 28 | Head | Lithographer | California |
| 77 | Merle C. Ball | 26 | Wife | Office Secretary | California |
| 78 | Garfield O. Abarr | 26 | Head | Aeronautic Mechanic | California |
| 79 | Ada Abarr | 32 | Wife | — | Georgia |
| 80 | Frank A. Treadwell | 37 | Head | Blue Printer | Texas |
Pedigree Summary
William
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)