JH
John Hayes — 1920 US Census Record
Model Tree available1920 United States Federal Census · San Francisco, California
Our Model Tree links this John Hayes across the 1900, 1910 and 1920 US Censuses in San Francisco, California (XGBoost, ~Confirmed), with identified parents Isabella & James — first a son (b.~1875), then head of a 4-person household.
Age 45
b. ~1875
Male
Son
Born: California
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | San Francisco, California |
| Surname | Hayes |
| Given Name | John E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Pressman |
| Industry | Printing House |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Occupation | Pressman |
| Township / Ward | San Francisco |
| Est. Birth Year | ~1875 |
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.
4 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Mary Hayes | Daughter | — | 40 | ~1880 |
| Sarah Hayes | Head | — | 75 | ~1845 |
| John Hayes | Son | — | 45 | ~1875 |
| James Hayes | Son | — | 37 | ~1883 |
Census Appearances
1900
San Francisco, …
Son, age 27
San Francisco, California · implied b. ~1873 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hayes |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | California |
| Birth Month | June |
| Birth Year | 1873 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Teamster |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1910
San Francisco, …
Son, age 36
San Francisco, California · implied b. ~1874 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hayes |
| Given Name | John F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Pressman |
| Industry | Printing |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1920
San Francisco, …
Son, age 45
San Francisco, California · implied b. ~1875 — 4 household members
| Surname | Hayes |
| Given Name | John E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Pressman |
| Industry | Printing House |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| 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 Hayes across 3 US Census years (1900, 1910 and 1920) in San Francisco, California, using XGBoost record linkage. Identified parents: mother Isabella Hayes (~0.92 confidence) and father James Hayes (~0.92 confidence) and mother Sarah Hayes (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Isabella Hayes
b. ~1830
Source mother
● Household
· direct · ~0.92
Father
James Hayes
b. ~1845
Source father
● Household
· direct · ~0.92
Mother
Sarah Hayes
b. ~1845
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Hayes
Son · 1920 · age 45 · b. ~1875 · California
★ You are viewing this record
Sibling
James Hayes
Sibling · 1920 · age 37
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Hayes
Sibling · 1920 · age 40
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:1920:14thcensusofpopu135unit:0419)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John W Denning | 73 | Head | Retired | Massachusetts |
| 2 | Nellie M Denning | 70 | Wife | Housewife | Massachusetts |
| 3 | Helena Denning | 46 | Daughter | Teacher | Massachusetts |
| 4 | Mary E Trade | 44 | Daughter | Biller | Massachusetts |
| 5 | Abby E Trade | 23 | Granddaughter | Clerk | California |
| 6 | May Trade | 21 | Granddaughter | Clerk | California |
| 7 | William Trade | 17 | Grandson | Shipping Clerk | California |
| 8 | Timothy O'Leary | 60 | Head | Watchman | Ireland |
| 9 | Johanna O'Leary | 55 | Wife | Housewife | Ireland |
| 10 | Thomas J O'Leary | 24 | Son | Glassworker | California |
| 11 | Timothy O'Leary | 22 | Son | Oiler | California |
| 12 | Johanna O'Leary | 17 | Daughter | Saleslady | California |
| 13 | Mary B O'Leary | 20 | Daughter | Saleslady | California |
| 14 | Daniel P O'Leary | 19 | Son | Student | California |
| 15 | Dennis O'Leary | 15 | Son | Student | California |
| 16 | Ellen Harrison | 65 | Head | Housewife | Ireland |
| 17 | Georgiana Harrison | 25 | Daughter | Dressmaker | California |
| 18 | Ellen M Harrison | 22 | Daughter | Student | California |
| 19 | Charles H Valentine | 77 | Head | Retired | Ohio |
| 20 | Estelle Valentine | 63 | Wife | Housewife | Ohio |
| 21 | William H Valentine | 36 | Son | Printer | California |
| 22 | Elizabeth Morgan | 62 | Sister-in-law | Retired | Indiana |
| 23 | Russell Hall | 22 | Roomer | Clerk | California |
| 24 | George Hall | 20 | Roomer | Salesman | California |
| 25 | Thomas Hall | 18 | Roomer | Student | California |
| 26 | Mary J Magee | 20 | Roomer | Seamstress | Iowa |
| 27 | Thomas Connell | 50 | Head | Laborer | Ireland |
| 28 | Annie Connell | 47 | Wife | Housewife | Massachusetts |
| 29 | Sarah Hayes | 75 | Head | Housewife | Ireland |
| 30 | John E Hayes THIS PERSON | 45 | Son | Pressman | California |
| 31 | Mary F Hayes | 40 | Daughter | Domestic | California |
| 32 | James H Hayes | 37 | Son | Clerk | California |
| 33 | Nellie Fineen | 69 | Head | Housewife | Ireland |
| 34 | Annie Crosson | 66 | Roomer | Retired | Massachusetts |
| 35 | Abraham Snyder | 35 | Roomer | Ladies Tailor | California |
| 36 | George Caffery | 47 | Roomer | Contractor | California |
| 37 | John W Benedict | 67 | Head | Dairyman | Nova Scotia |
| 38 | Ada G Benedict | 59 | Wife | Housewife | Illinois |
| 39 | Nelson A Sloan | 51 | Head | Driller | Ohio |
| 40 | Lucy O Sloan | 52 | Wife | Housewife | California |
| 41 | Henry J Miller | 32 | Step-son | Ironworker | California |
| 42 | Catherine Miller | 18 | Daughter-in-law | Housewife | California |
| 43 | Mark S Mccord | 39 | Roomer | Painter | California |
| 44 | Benjamin B Hayden | 27 | Roomer | Mechanic | Ohio |
| 45 | William H Mitchell | 65 | Head | Engineer | England |
| 46 | Emma V Mitchell | 60 | Wife | Housewife | California |
| 47 | Bessie Mitchell | 16 | Granddaughter | Student | California |
| 48 | Emma Mitchell | 14 | Granddaughter | Student | California |
| 49 | Carrie Bennewitz | 32 | Head | Laundress | Montana |
| 50 | Alice Van Gorder | 14 | Daughter | Student | California |
Pedigree Summary
John + 2 siblings
Gen 1 · 3 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)