HF
Henry Foster — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Alameda-County, California
Our Model Tree links this Henry Foster across the 1930 and 1940 US Censuses in Alameda-County, California (XGBoost, ~Confirmed) — first a son (b.~1929), then head of a 9-person household.
Age 11
b. ~1929
Male
Son
Born: California
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Alameda-County, California |
| Surname | Foster |
| Given Name | Henry |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Hayward |
| 1935 Residence (County) | Alameda |
| Additional Details | |
| Highest Grade | S 4 |
| 1935 Residence | California |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | San Leandro |
| Est. Birth Year | ~1929 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Henry | Age | Birth yr |
|---|---|---|---|---|
| Mabel Foster | Daughter | — | 18 | ~1922 |
| Louis Foster | Head | — | 46 | ~1894 |
| George Foster | Son | — | 21 | ~1919 |
| Arthur Foster | Son | — | 19 | ~1921 |
| Henry Foster | Son | — | 11 | ~1929 |
| Gabel Foster | Spouse | — | 46 | ~1894 |
| Louise Foster | Daughter | — | 12 | ~1928 |
| Gabel Foster | Daughter | — | 13 | ~1927 |
| Mamie Foster | Daughter | — | 17 | ~1923 |
Census Appearances
1930
Alameda, California
Son, age 1
Alameda, California · implied b. ~1929 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Foster |
| Given Name | Henry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | California |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Alameda-County, California
Son, age 11
Alameda-County, California · implied b. ~1929 — 9 household members
| Surname | Foster |
| Given Name | Henry |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Hayward |
| 1935 Residence (County) | Alameda |
| Highest Grade | S 4 |
| 1935 Residence | California |
| 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 Foster across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Henry Foster
Son · 1940 · age 11 · b. ~1929 · California
★ You are viewing this record
Sibling
Arthur Foster
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mabel Foster
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Louise Foster
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mamie Foster
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Foster
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gabel Foster
Sibling · 1940 · age 13
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
1940 US Federal Census — Alameda-County, California
Open full size
1940 US Federal Census — Alameda-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00184-00566)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary Rodriguez | 16 | daughter | Cutter | California |
| 42 | Louis Rodriguez | 14 | son | — | California |
| 43 | Frank Rodriguez | 11 | son | — | California |
| 44 | Dolores Rodriguez | 8 | daughter | — | California |
| 45 | Bert Rodriguez | 5 | son | — | California |
| 46 | Catherine Ab Rodriguez | 20 | daughter | Cutter | California |
| 47 | Danie Ab Rodriguez | 18 | daughter | Cutter | California |
| 48 | Louis Foster | 46 | head | Laborer | California |
| 49 | Gabel Foster | 46 | wife | Cutter | Portugal |
| 50 | George Foster | 21 | son | Attendant | California |
| 51 | Arthur Foster | 19 | son | Farm Hand | California |
| 52 | Mabel Foster | 18 | daughter | Cutter | California |
| 53 | Mamie Foster | 17 | daughter | News Worker | California |
| 54 | Gabel Foster | 13 | daughter | — | California |
| 55 | Louise Foster | 12 | daughter | — | California |
| 56 | Henry Foster THIS PERSON | 11 | son | — | California |
| 57 | Clarence Correa | 23 | head | Construction Laborer | California |
| 58 | Lillian Correa | 21 | wife | — | Oklahoma |
| 59 | Calvin Correa | 1 | son | — | California |
| 60 | John Fernandez | 51 | head | Picker & Wheel Laborer | Portugal |
| 61 | Augusta Fernandez | 49 | wife | Cutter | Portugal |
| 62 | George Fernandez | 21 | son | Stacker | California |
| 63 | Joseph Fernandez | 15 | son | 60 | California |
| 64 | Josephine Fernandez | 12 | daughter | — | California |
| 65 | Audrey Fernandez | 6 | daughter | — | California |
| 66 | Alec Trujillo | 39 | head | Metal Finisher | Spain |
| 67 | Mary Trujillo | 36 | wife | 500 | Spain |
| 68 | John Trujillo | 18 | son | 70 | California |
| 69 | Alec Trujillo | 16 | son | — | California |
| 70 | Gonzalo Midence | 25 | head | Glass Molder | Argentina |
| 71 | Esther Midence | 24 | wife | 0 | Texas |
| 72 | Dolores Midence | 2 | daughter | — | California |
| 73 | Shirley Midence | 0 | daughter | — | California |
| 74 | Vincent Munoz | 50 | head | — | Spain |
| 75 | Mary Munoz | 50 | wife | — | Spain |
| 76 | Dolores Ab Munoz | 25 | daughter | Cutter | Hawaii |
| 77 | Thomas Ab Munoz | 23 | son | — | Hawaii |
| 78 | Mario Munoz | 19 | son | Stacker | California |
| 79 | David Munoz | 19 | son | — | California |
| 80 | Vincent Munoz | 17 | son | 70 | California |
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)