WB
William Barry — 1940 US Census Record
Model Tree available1940 United States Federal Census · Marin-County, California
Our Model Tree links this William Barry across the 1920, 1930 and 1940 US Censuses in Marin-County, California (XGBoost, ~Confirmed), with identified parents Edward & Grace — first a son (b.~1919), then head of a 4-person household.
Age 21
b. ~1919
Male
Son
Born: California
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Marin-County, California |
| Surname | Barry |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Ross Town |
| 1935 Residence (County) | Marin |
| Additional Details | |
| Occupation | Lithographer |
| Industry | Mfg. stationer |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 388 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Occupation | Lithographer |
| Township / Ward | Ross Town |
| Est. Birth Year | ~1919 |
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 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| William Barry | Son | — | 21 | ~1919 |
| Edward Barry | Head | — | 39 | ~1901 |
| Grace Barry | Spouse | — | 42 | ~1898 |
| John Barry | Son | — | 17 | ~1923 |
Census Appearances
1920
Marin, California
Son, age
Marin, California · implied b. ~1920 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Barry |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | California |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1930
Marin, California
Son, age 11
Marin, California · implied b. ~1919 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Barry |
| Given Name | William E. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | California |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Marin-County, California
Son, age 21
Marin-County, California · implied b. ~1919 — 4 household members
| Surname | Barry |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Ross Town |
| 1935 Residence (County) | Marin |
| Occupation | Lithographer |
| Industry | Mfg. stationer |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 388 |
| 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 William Barry across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Edward Barry (~0.92 confidence) and mother Grace Barry (~0.92 confidence) and mother Grace Barry (~0.92 confidence) and father Edward Barry (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Edward Barry
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Grace Barry
b. ~1890
Source mother
● Household
· direct · ~0.92
Mother
Grace Barry
b. ~1898
Source mother
● Household
· direct · ~0.92
Father
Edward Barry
b. ~1901
Source father
● Household
· direct · ~0.92
This person
Anchor record
William Barry
Son · 1940 · age 21 · b. ~1919 · California
★ You are viewing this record
Sibling
John Barry
Sibling · 1940 · age 17
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 — Marin-County, California
Open full size
1940 US Federal Census — Marin-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00261-00315)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Harold Keeley | 45 | Head | Dentist | Kansas |
| 42 | Dorothea Keeley | 38 | Wife | — | California |
| 43 | Edward Barry | 39 | Head | Carpenter | California |
| 44 | Grace Barry | 42 | Wife | — | California |
| 45 | William Barry THIS PERSON | 21 | Son | Lithographer | California |
| 46 | John Barry | 17 | Son | — | California |
| 47 | John Henry Molenkamp | 62 | Head | Gardener | Holland |
| 48 | Bessie K. G. Molenkamp | 61 | Wife | — | California |
| 49 | Clare Molenkamp | 26 | Daughter | Accountant | California |
| 50 | Jane Doris Molenkamp | 40 | Daughter | Bookkeeper | California |
| 51 | Arthur Molenkamp | 24 | Son | Salesman | California |
| 52 | William Fisher | 72 | Head | — | Pennsylvania |
| 53 | Lucy Fisher | 65 | Wife | — | California |
| 54 | Harry H. Beelen | 35 | Head | Salesman | Illinois |
| 55 | Fanny Beelen | 35 | Wife | — | California |
| 56 | Arno Buckbaum | 36 | Head | — | Nevada |
| 57 | Virginia Buckbaum | 5 | Daughter | — | Arizona |
| 58 | Edgar Heilman | 75 | Head | Stenographer | Pennsylvania |
| 59 | William E. Hooling | 46 | Head | Traffic Mgr. | California |
| 60 | Frances Hooling | 39 | Wife | — | Massachusetts |
| 61 | Berkeley Harris | 61 | Head | Author | New York |
| 62 | Irving R. Cockroft | 42 | Head | Secretary | California |
| 63 | Blanche Cockroft | 43 | Wife | — | California |
| 64 | John E. Cockroft | 14 | Son | — | California |
| 65 | Gordon L. Cockroft | 11 | Son | — | California |
| 66 | Allie Handelman | 56 | Servant | Housekeeper | Iowa |
| 67 | Ernest Richards | 44 | Head | — | California |
| 68 | Alvera Richards | 46 | Wife | Secretary | California |
| 69 | Hanny Mendel | 44 | Head | Importer | Germany |
| 70 | Hans Kamp | 44 | Head | — | California |
| 71 | Everett Kamp | 21 | Son | — | California |
| 72 | Helen Kamp | 18 | Daughter | — | California |
| 73 | William W. Haley | 58 | Head | Owner | California |
| 74 | Ellerie C. Haley | 45 | Wife | — | California |
| 75 | Leila Thompson | 67 | Head | — | Norway |
| 76 | Irley Hunn | 41 | Daughter | Bookkeeper | Minnesota |
| 77 | Albert Sherman | 60 | Head | Plasterer | Ohio |
| 78 | Edna Sherman | 50 | Wife | — | California |
| 79 | Joseph Lewis | 64 | Head | Owner | California |
| 80 | Mira Lewis | 59 | Wife | — | California |
Pedigree Summary
William + 1 sibling
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)