WG
William Gilmore — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Alameda-County, California
Our Model Tree links this William Gilmore across the 1930 and 1940 US Censuses in Alameda-County, California (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 8-person household.
Age 15
b. ~1925
Male
Son
Born: California
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Alameda-County, California |
| Surname | Gilmore |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Berkeley City |
| 1935 Residence (County) | Alameda |
| Additional Details | |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | Berkeley City |
| Est. Birth Year | ~1925 |
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 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth Gilmore | Spouse | — | 44 | ~1896 |
| Catherine Gilmore | Daughter | — | 17 | ~1923 |
| Edward Gilmore | Son | — | 7 | ~1933 |
| Harold Gilmore | Son | — | 9 | ~1931 |
| George Gilmore | Head | — | 54 | ~1886 |
| William Gilmore | Son | — | 15 | ~1925 |
| Dorothy Gilmore | Daughter | — | 14 | ~1926 |
| George Gilmore | Son | — | 12 | ~1928 |
Census Appearances
1930
Alameda, California
Son, age 5
Alameda, California · implied b. ~1925 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gilmore |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ohio |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Alameda-County, California
Son, age 15
Alameda-County, California · implied b. ~1925 — 8 household members
| Surname | Gilmore |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Berkeley City |
| 1935 Residence (County) | Alameda |
| Highest Grade | Hs 1 |
| 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 William Gilmore across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Gilmore
Son · 1940 · age 15 · b. ~1925 · California
★ You are viewing this record
Sibling
Catherine Gilmore
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Gilmore
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Gilmore
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Gilmore
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harold Gilmore
Sibling · 1940 · age 9
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-t0627-00187-00291)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John August | 55 | Head | Truck Driver | Portugal |
| 2 | Hermangarda August | 48 | Wife | — | Portugal |
| 3 | Edward August | 17 | Son | — | California |
| 4 | Mary August | 16 | Daughter | — | California |
| 5 | Wilbert August | 13 | Son | — | California |
| 6 | Agnes August | 12 | Daughter | — | California |
| 7 | William H. Parker | 55 | Head | Picture Carver | Georgia |
| 8 | Ethel L. Parker | 50 | Wife | — | Arkansas |
| 9 | Thelma Williams | 28 | Lodger | Seamstress | Ohio |
| 10 | Clarence Carter | 50 | Head | Waiter | Missouri |
| 11 | Mabel Carter | 40 | Wife | — | Illinois |
| 12 | Dewey Carter | 17 | Son | — | Illinois |
| 13 | Steph. Nancy | 40 | Head | Utility Man | Austria-Hungary |
| 14 | Edwin Nancy | 19 | Son | Counter | California |
| 15 | Leo Hallerson | 31 | Head | Truck | Hawaii |
| 16 | Manfred Hallerson | 32 | Wife | Cook | Calif. |
| 17 | George Jr. Hallerson | 11 | Son | — | Idaho |
| 18 | Kay Hallerson | 6 | Daughter | — | Calif. |
| 19 | Pauline Peoples | 16 | Daughter | — | Calif. |
| 20 | Carl Brosamer | 22 | Head | Laborer | Washington |
| 21 | Adela Brosamer | 22 | Wife | — | Texas |
| 22 | Rose Marie Brosamer | 2 | Daughter | — | California |
| 23 | Langdon Mclaid | 29 | Head | Installation | California |
| 24 | Virginia Mclaid | 29 | Wife | — | California |
| 25 | Judith Mclaid | 5 | Daughter | — | California |
| 26 | Robert Mclaid | 0 | Son | — | California |
| 27 | George W. Gilmore | 54 | Head | Foreman | Ireland |
| 28 | Elizabeth Gilmore | 44 | Wife | — | Ohio |
| 29 | Catherine Gilmore | 17 | Daughter | — | California |
| 30 | William Gilmore THIS PERSON | 15 | Son | — | California |
| 31 | Dorothy Gilmore | 14 | Daughter | — | California |
| 32 | George Gilmore | 12 | Son | — | California |
| 33 | Harold Gilmore | 9 | Son | — | California |
| 34 | Edward Gilmore | 7 | Son | — | California |
| 35 | Leland R. Hatch | 41 | Head | Varnish Mixer | Kansas |
| 36 | Doris Hatch | 32 | Wife | — | Kansas |
| 37 | Betty Hatch | 15 | Daughter | — | Idaho |
| 38 | Thelma Hatch | 12 | Daughter | — | Idaho |
| 39 | Leland Jr. Hatch | 7 | Son | — | California |
| 40 | Arthur W. Bryson | 36 | Head | Laborer | Alabama |
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)