HB
Harry Butler — 1940 US Census Record
Model Tree available1940 United States Federal Census · San-Francisco-County, California
Our Model Tree links this Harry Butler across the 1920, 1930 and 1940 US Censuses in San-Francisco-County, California (XGBoost, ~Confirmed), with identified parents Edward & Edward — first a son (b.~1918), then head of a 3-person household.
Age 22
b. ~1918
Male
Son
Born: California
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | San-Francisco-County, California |
| Surname | Butler |
| Given Name | Harry S |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | San Francisco |
| 1935 Residence (County) | San Francisco |
| Additional Details | |
| Class of Worker | S |
| Highest Grade | S-3 |
| 1935 Residence | Same place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | San Francisco |
| Est. Birth Year | ~1918 |
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 Harry | Age | Birth yr |
|---|---|---|---|---|
| Josephine Butler | Spouse | — | 62 | ~1878 |
| Harry Butler | Head | — | 67 | ~1873 |
| Harry Butler | Son | — | 22 | ~1918 |
Census Appearances
1920
San Francisco, …
Son, age 2
San Francisco, California · implied b. ~1918 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Butler |
| Given Name | Harvey |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | California |
| Can Read | No |
| Can Write | No |
| Mother Tongue | English |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1930
San Francisco, …
Son, age 12
San Francisco, California · implied b. ~1918 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Butler |
| Given Name | Harvey |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | California |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
San-Francisco-County, California
Son, age 22
San-Francisco-County, California · implied b. ~1918 — 3 household members
| Surname | Butler |
| Given Name | Harry S |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | San Francisco |
| 1935 Residence (County) | San Francisco |
| Class of Worker | S |
| Highest Grade | S-3 |
| 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 Harry Butler across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Edward Butler (~0.92 confidence) and father Edward Butler (~0.92 confidence) and father Harry Butler (~0.92 confidence) and mother Edith Butler (~0.92 confidence) and mother Josephine Butler (~0.92 confidence) and mother Lillian Butler (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Edward Butler
b. ~1882
Source father
● Household
· direct · ~0.92
Father
Edward Butler
b. ~1886
Source father
● Household
· direct · ~0.92
Father
Harry Butler
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Edith Butler
b. ~1895
Source mother
● Household
· direct · ~0.92
Mother
Josephine Butler
b. ~1878
Source mother
● Household
· direct · ~0.92
Mother
Lillian Butler
b. ~1894
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harry Butler
Son · 1940 · age 22 · b. ~1918 · 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
40 people indexed on this census page (nara:1940:m-t0627-00310-00612)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Angelo M Mahoney | 48 | Wife | — | California |
| 42 | David I Jr. Mahoney | 18 | Son | — | California |
| 43 | Beatrice A Mahoney | 14 | Daughter | — | California |
| 44 | Mira A Mahoney | 12 | Daughter | — | California |
| 45 | Teresa Mahoney | 55 | Sister | School Teacher | California |
| 46 | Walter D Wagner | 69 | Head | Farmer | California |
| 47 | Cora H Wagner | 67 | Wife | — | California |
| 48 | Walter R Wagner | 45 | Son | Salesman | California |
| 49 | Ivory A Oldis | 60 | Servant | Nursing | California |
| 50 | Charles G Vandever | 59 | Head | Guest House Owner | Ohio |
| 51 | Henrietta M Vandever | 35 | Wife | Guest House Owner | Colorado |
| 52 | Sally Cromwell | 82 | Lodger | — | Missouri |
| 53 | Julia Stahleffers | 63 | Lodger | — | Germany |
| 54 | Flora Voorsanger | 74 | Lodger | — | Germany |
| 55 | Anna Hupp | 49 | Housekeeper | Housekeeper | California |
| 56 | Harry Butler | 67 | Head | — | California |
| 57 | Josephine M Butler | 62 | Wife | — | California |
| 58 | Harry S Butler THIS PERSON | 22 | Son | — | California |
| 59 | Guy G Heirs | 44 | Head | Factory Superintendent | New Hampshire |
| 60 | Mary C Heirs | 46 | Wife | — | New York |
| 61 | Duncan C Heirs | 12 | Son | — | New Jersey |
| 62 | Harriet F Heirs | 9 | Daughter | — | New Jersey |
| 63 | Paloch Hear End | 31 | 30 | — | — |
| 64 | Edith Yates | 59 | Head | — | England |
| 65 | Lucy Chiala | 68 | Lodger | — | California |
| 66 | Herald L Heirs | 49 | Head | Post Office Clerk | Germany |
| 67 | Clara F Heirs | 49 | Wife | — | California |
| 68 | Dorothy C Heirs | 18 | Daughter | — | California |
| 69 | Robert L Heirs | 17 | Son | — | California |
| 70 | Roland A Crane | 38 | Head | Elect. Eng. | Massachusetts |
| 71 | Grace M Crane | 39 | Wife | — | New York |
| 72 | George Fuellenbach | 42 | Head | Post Office Clerk | Utah |
| 73 | De Lalah M Fuellenbach | 42 | Wife | — | Utah |
| 74 | Ralph J Fuellenbach | 15 | Son | — | California |
| 75 | George M Fuellenbach | 9 | Son | — | California |
| 76 | John J Silva | 55 | Head | Captain | California |
| 77 | Winifred D Silva | 41 | Wife | — | California |
| 78 | Robert D Rogers | 20 | Son | — | California |
| 79 | Alfred G Spencer | 38 | Head | Medical Doctor | Nebraska |
| 80 | Barbara A Spencer | 32 | Wife | — | Oklahoma |
Pedigree Summary
Harry
Gen 1 · 6 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)