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Henry Davis — 1920 US Census Record
Model Tree available1920 United States Federal Census · Alameda, California
Our Model Tree links this Henry Davis across the 1920, 1930 and 1940 US Censuses in Alameda, California (XGBoost, ~Confirmed), with identified parents Morris & Lydia — first a son (b.~1916), then head of a 8-person household.
Age 4
b. ~1916
Male
Son
Born: California
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Alameda, California |
| Surname | Davis |
| Given Name | Henry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Hungary |
| Mother's Birthplace | Hungary |
| Additional Details | |
| Occupation | none |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | Oakland City |
| Est. Birth Year | ~1916 |
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.
8 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Henry | Age | Birth yr |
|---|---|---|---|---|
| Adela Davis | Daughter | — | 6 | ~1914 |
| Sadie Davis | Daughter | — | 3 | ~1917 |
| Jennie Davis | Daughter | — | 12 | ~1908 |
| Helen Davis | Daughter | — | 14 | ~1906 |
| Morris Davis | Head | — | 37 | ~1883 |
| Henry Davis | Son | — | 4 | ~1916 |
| Max Davis | Son | — | 18 | ~1902 |
| Lydia Davis | Spouse | — | 36 | ~1884 |
Census Appearances
1920
Alameda, California
Son, age 4
Alameda, California · implied b. ~1916 — 8 household members
| Surname | Davis |
| Given Name | Henry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Hungary |
| Mother's Birthplace | Hungary |
| Occupation | none |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
Son, age 15
Alameda, California · implied b. ~1915 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Harry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Hungary |
| Mother's Birthplace | Hungary |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
Son, age 25
Alameda-County, California · implied b. ~1915 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Oakland City |
| 1935 Residence (County) | Alameda |
| Occupation | Electrician helper |
| Industry | Ship yard |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1008 |
| 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 Henry Davis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Morris Davis (~0.92 confidence) and mother Lydia Davis (~0.92 confidence) and father Joseph Davis (~0.92 confidence) and mother Julia Davis (~0.92 confidence) and mother Mary Davis (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Morris Davis
b. ~1883
Source father
● Household
· direct · ~0.92
Mother
Lydia Davis
b. ~1884
Source mother
● Household
· direct · ~0.92
Father
Joseph Davis
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Julia Davis
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Mary Davis
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Henry Davis
Son · 1920 · age 4 · b. ~1916 · California
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Sibling
Adela Davis
Sibling · 1920 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jennie Davis
Sibling · 1920 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Max Davis
Sibling · 1920 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Davis
Sibling · 1920 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sadie Davis
Sibling · 1920 · age 3
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 — Alameda, California
Open full size
1920 US Federal Census — Alameda, California
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu090unit:0357)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Maud L Vierra | 30 | Wife | None | Texas |
| 2 | V. Edna Vierra | 11 | Daughter | None | Texas |
| 3 | Lorena L Vierra | 9 | Daughter | None | Texas |
| 4 | Henry H May | 45 | Head | Clerk | England |
| 5 | Margaret May | 39 | Wife | None | California |
| 6 | Ignatz Farkas | 37 | Head | Maker | Hungary |
| 7 | Esther Farkas | 36 | Wife | None | Hungary |
| 8 | Beatrice Farkas | 10 | Daughter | None | California |
| 9 | John Quito | 52 | Head | Truck Driver | Portugal |
| 10 | Mary Quito | 39 | Wife | None | California |
| 11 | Albert Quito | 12 | Son | None | California |
| 12 | Leonard Barris | 7 | Step son | None | California |
| 13 | Mary Barris | 6 | Step daughter | None | California |
| 14 | Angelina Barris | 3 | Step daughter | None | California |
| 15 | Mary F White | 66 | Mother-in-law | None | Portugal |
| 16 | Manuel F White | 40 | Brother-in-law | Laborer | Portugal |
| 17 | John Gomes | 40 | Lodger | Machinist | Ireland |
| 18 | Morris Davis | 37 | Head | Merchant | Hungary |
| 19 | Lydia M Davis | 36 | Wife | None | Hungary |
| 20 | Max Davis | 18 | Son | Laborer | Hungary |
| 21 | Helen Davis | 14 | Daughter | None | Hungary |
| 22 | Jennie Davis | 12 | Daughter | None | Hungary |
| 23 | Adela Davis | 6 | Daughter | None | California |
| 24 | Henry Davis THIS PERSON | 4 | Son | None | California |
| 25 | Sadie Davis | 3 | Daughter | None | California |
| 26 | Manuel Rodrigues | 48 | Head | Laborer | Spain |
| 27 | Mary Rodrigues | 46 | Wife | None | Spain |
| 28 | Conrado Rodrigues | 22 | Son | Truck Driver | Spain |
| 29 | Julia Rodrigues | 15 | Daughter | None | Hawaii |
| 30 | Manuel Rebello | 45 | Head | Machinist | Portuguese |
| 31 | Mary Rebello | 37 | Wife | — | Portuguese |
| 32 | Eva F Rebello | 19 | Daughter | Saleslady | California |
| 33 | George Rebello | 14 | Son | None | California |
| 34 | Ernestine B Rebello | 12 | Daughter | None | California |
| 35 | Annie Rebello | 8 | Daughter | None | California |
| 36 | Raymond A Rebello | 3 | Son | None | California |
| 37 | Frank Gomes | None | Head | Laborer | Portugal |
| 38 | Evangeline Gomes | None | Wife | Laborer | Portugal |
| 39 | John Pacheco | 26 | Head | Longshoreman | California |
| 40 | Nellie Pacheco | 22 | Wife | None | Massachusetts |
| 41 | Emily Pacheco | 1 | Daughter | None | California |
| 42 | Mary F Pacheco | 52 | Mother-in-law | None | Massachusetts |
| 43 | Joseph Aguiar | 49 | Head | Longshoreman | Portugal |
| 44 | Frances Aguiar | 42 | Wife | None | Massachusetts |
| 45 | Gaetano Garcia | 40 | Head | None | Azores Island |
| 46 | Helen Garcia | 36 | Wife | None | Hawaii |
| 47 | Esther Garcia | 11 | Daughter | None | California |
| 48 | John Garcia | 11 | Son | None | California |
| 49 | Peter Garcia | 10 | Son | Laborer | California |
| 50 | Eugenia Garcia | 25 | Sister-in-law | None | Hawaii |
Related Census Records
Pedigree Summary
Henry + 5 siblings
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)