JL
John Lake — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Shasta-County, California
Our Model Tree links this John Lake across the 1930 and 1940 US Censuses in Shasta-County, California (XGBoost, ~Confirmed) — first a son (b.~1927), then head of a 5-person household.
Age 13
b. ~1927
Male
Son
Born: California
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Shasta-County, California |
| Surname | Lake |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Township 4 |
| 1935 Residence (County) | Shasta |
| Additional Details | |
| Highest Grade | 7 |
| 1935 Residence | Same place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | Township 4 |
| Est. Birth Year | ~1927 |
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 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Beatrice Lake | Daughter | — | 14 | ~1926 |
| John Lake | Son | — | 13 | ~1927 |
| John Lake | Head | — | 53 | ~1887 |
| Maria Lake | Spouse | — | 41 | ~1899 |
| Lillian Lake | Daughter | — | 6 | ~1934 |
Census Appearances
1930
Shasta, California
Son, age 3
Shasta, California · implied b. ~1927 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Laco |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | France |
| Mother's Birthplace | Spain |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Shasta-County, California
Son, age 13
Shasta-County, California · implied b. ~1927 — 5 household members
| Surname | Lake |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Township 4 |
| 1935 Residence (County) | Shasta |
| Highest Grade | 7 |
| 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 John Lake across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Lake
Son · 1940 · age 13 · b. ~1927 · California
★ You are viewing this record
Sibling
Lillian Lake
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Beatrice Lake
Sibling · 1940 · age 14
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 — Shasta-County, California
Open full size
1940 US Federal Census — Shasta-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00344-00275)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Robert Reed | 14 | Grand-son | — | California |
| 2 | Alice Sutherland | 86 | Mother-in-law | — | New York |
| 3 | Thomas Pierson | 34 | Head | Laborer | North Dakota |
| 4 | Isabelle Pierson | 29 | Wife | — | Minnesota |
| 5 | James Pierson | 1 | Son | — | Minnesota |
| 6 | O. F. Wilson | 45 | Head | Farmer | Oregon |
| 7 | Irene Wilson | 44 | Wife | — | California |
| 8 | Walter Wilson | 18 | Son | — | California |
| 9 | Frederick Wilson | 16 | Son | — | California |
| 10 | Sigrid Wilson | 13 | Daughter | — | California |
| 11 | Donald Wilson | 12 | Son | — | California |
| 12 | Riley Mulberry | 53 | Head | Laborer | Tennessee |
| 13 | Virginia Mulberry | 50 | Wife | — | Tennessee |
| 14 | Daniel Boone Mulberry | 12 | Son | — | California |
| 15 | Vernon South | 52 | Head | Peddler | Missouri |
| 16 | Vivian Martin | 46 | Housekeeper | Housekeeper | California |
| 17 | Charles Lufkin | 79 | Head | — | Germany |
| 18 | Emma M. Lufkin | 76 | Wife | — | Wisconsin |
| 19 | Charles R. Lufkin | 39 | Son | Contractor | Nebraska |
| 20 | Gertrude Lufkin | 35 | Daughter | — | Minnesota |
| 21 | Shirley Ann Lufkin | 3 | Daughter | — | California |
| 22 | Charlotte Gabbett | 54 | Head | — | California |
| 23 | Almary Ann Gabbett | 31 | Daughter | — | California |
| 24 | Carapid Pearl Gabbett | 13 | Son | — | California |
| 25 | John Lake | 53 | Head | Farmer | France |
| 26 | Maria Lake | 41 | Wife | — | Spain |
| 27 | Beatrice Lake | 14 | Daughter | — | California |
| 28 | John Lake THIS PERSON | 13 | Son | — | California |
| 29 | Lillian Lake | 6 | Daughter | — | California |
| 30 | Carl Uphman | 23 | Head | Farmer | Germany |
| 31 | Pete Pierson | 58 | Head | Miner | Sweden |
| 32 | Frida Pierson | 48 | Wife | — | Sweden |
| 33 | Nels Carlson | 57 | Head | Foreman | Sweden |
| 34 | Hannah Carlson | 47 | Wife | — | Sweden |
| 35 | Layton Reynolds | 36 | Head | Contract Mail Carrier | Oregon |
| 36 | Ellen Reynolds | 34 | Wife | — | Oregon |
| 37 | Joyce Reynolds | 5 | Daughter | — | Oregon |
| 38 | Pearl Hackney | 48 | Head | Contract Mail Carrier | Wisconsin |
| 39 | Mildred Hackney | 41 | Wife | — | Oregon |
| 40 | James A. Vandis | 60 | Head | Carpenter | Georgia |
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)