JB
John Buck — 1920 US Census Record
Model Tree available1920 United States Federal Census · San Francisco, California
Our Model Tree links this John Buck across the 1900, 1910 and 1920 US Censuses in San Francisco, California (XGBoost, ~Confirmed), with identified parents John & Johann — first a son (b.~1894), then head of a 5-person household.
Age 26
b. ~1894
Male
Son
Born: California
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | San Francisco, California |
| Surname | Buck |
| Given Name | John H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | California |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Additional Details | |
| Occupation | Salesman |
| Industry | Photographs |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | German |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Occupation | Salesman |
| Township / Ward | San Francisco City |
| Est. Birth Year | ~1894 |
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.
5 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Johann Buck | Head | — | 70 | ~1850 |
| Marian Buck | Other | — | 24 | ~1896 |
| Behrend Buck | Son | — | 30 | ~1890 |
| Johanne Buck | Spouse | — | 52 | ~1868 |
| John Buck | Son | — | 26 | ~1894 |
Census Appearances
1900
San Francisco, …
Son, age 7
San Francisco, California · implied b. ~1893 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Buck |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | California |
| Birth Month | Dec |
| Birth Year | 1893 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1910
San Francisco, …
Son, age 16
San Francisco, California · implied b. ~1894 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Buck |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Lineman |
| Industry | Electric Bus. |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1920
San Francisco, …
Son, age 26
San Francisco, California · implied b. ~1894 — 5 household members
| Surname | Buck |
| Given Name | John H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | California |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Salesman |
| Industry | Photographs |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | German |
| 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 John Buck across 3 US Census years (1900, 1910 and 1920) in San Francisco, California, using XGBoost record linkage. Identified parents: father John Buck (~0.92 confidence) and father Johann Buck (~0.92 confidence) and mother Johanna Buck (~0.92 confidence) and mother Johanne Buck (~0.92 confidence) and mother Pauline Buck (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Buck
b. ~1849
Source father
● Household
· direct · ~0.92
Father
Johann Buck
b. ~1850
Source father
● Household
· direct · ~0.92
Mother
Johanna Buck
b. ~1856
Source mother
● Household
· direct · ~0.92
Mother
Johanne Buck
b. ~1868
Source mother
● Household
· direct · ~0.92
Mother
Pauline Buck
b. ~1871
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Buck
Son · 1920 · age 26 · b. ~1894 · California
★ You are viewing this record
Sibling
Behrend Buck
Sibling · 1920 · age 30
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:0201)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | George R. Meyerdirks | 53 | Head | Fireman Dept | New York |
| 52 | Marie C. Meyerdirks | 46 | Wife | — | California |
| 53 | Anna C. Meischart | 50 | Sister-in-law | — | California |
| 54 | Gertie Judd | 37 | Head | Laundress | Kansas |
| 55 | Melvin Judd | 6 | Son | — | California |
| 56 | Ann Beck | 39 | Sister | Laundress | Kansas |
| 57 | Mary J. Rogers | 78 | Head | — | Ireland |
| 58 | Alfred S. Rogers | 52 | Son | Stevedore | California |
| 59 | Frank C. Rogers | 40 | Son | Bookkeeper | California |
| 60 | Louise A. Brannach | 46 | Daughter | — | California |
| 61 | Louise Chave | 72 | Head | Clerk | Switzerland |
| 62 | Rosalie Scherrer | 67 | Head | — | Alsace Lorraine |
| 63 | Emily A. Scherrer | 38 | Daughter | Teacher | California |
| 64 | Clifford Mcewen | 39 | Head | Policeman | California |
| 65 | Ida Mcewen | 36 | Wife | — | California |
| 66 | Constant Caselli | 34 | Head | Driver | California |
| 67 | Alyce Caselli | 31 | Wife | — | California |
| 68 | Johann Buck | 70 | Head | — | Germany |
| 69 | Johanne Buck | 52 | Wife | — | Germany |
| 70 | Behrend Buck | 30 | Son | Electrician | California |
| 71 | John H. Buck THIS PERSON | 26 | Son | Salesman | California |
| 72 | Marian Buck | 24 | Daughter-in-law | — | New Hampshire |
| 73 | Frank S. Berry | 39 | Head | Distributor | Indiana |
| 74 | Rose E. Berry | 37 | Wife | — | Colorado |
| 75 | Francis Nusenbaum | 83 | Head | — | Germany |
| 76 | Frank Nusenbaum | 44 | Son | Mechanic | Colorado |
| 77 | Blanche Nusenbaum | 39 | Daughter | Stenographer | Colorado |
| 78 | John W. Ellery | 35 | Head | Merchant | California |
| 79 | Phillipine Ellery | 30 | Wife | — | California |
| 80 | William Ellery | 8 | Son | — | California |
| 81 | Albert S. Miguen | 33 | Head | Salesman | California |
| 82 | Alice M. Miguen | 22 | Wife | — | California |
| 83 | James A. Miguen | 1 | Son | — | California |
| 84 | Alexander Maquen | 57 | Head | — | France |
| 85 | Louise Maquen | 53 | Wife | — | California |
| 86 | Ella L. Jacobs | 53 | Head | — | Massachusetts |
| 87 | Estelle L. Jacobs | 32 | Daughter | Bookkeeper | California |
| 88 | Lynnette Grimes | 27 | Head | — | California |
| 89 | Lynnette Grimes | 11 | Daughter | — | California |
| 90 | Claire Grimes | 4 | Daughter | — | California |
| 91 | Louis F. Goelzlin | 31 | Head | Sales Agent | Illinois |
| 92 | Minnie Goelzlin | 30 | Wife | — | California |
| 93 | Paul Borger | 29 | Head | Manager | California |
| 94 | Adele Borger | 27 | Wife | — | California |
| 95 | Barbara Borger | 1 | Daughter | — | California |
| 96 | Thomas Keegan | 65 | Head | — | Ireland |
| 97 | Mary T. Keegan | 28 | Daughter | Stenographer | California |
| 98 | John Mcnamara | 70 | Roomer | Clerk | Ireland |
| 99 | Howard A. Irwin | 37 | Head | Painter | Maryland |
| 100 | Mary Irwin | 37 | Wife | — | New Mexico |
Pedigree Summary
John + 1 sibling
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
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)