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William Barry — 1930 US Census Record
Model Tree available1930 United States Federal Census · Alameda, California
Our Model Tree links this William Barry across the 1910, 1920 and 1930 US Censuses in Alameda, California (XGBoost, ~Confirmed), with identified parents David & Catherine — first a son (b.~1909), then head of a 6-person household.
Age 21
b. ~1909
Male
Son
Born: California
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Alameda, California |
| Surname | Barry |
| Given Name | William E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | California |
| Additional Details | |
| Occupation | Clerk |
| Industry | Oil Company |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Occupation | Clerk |
| Township / Ward | Oakland City |
| Est. Birth Year | ~1909 |
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.
6 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Joseph Barry | Son | — | 26 | ~1904 |
| Catherine Barry | Daughter | — | 25 | ~1905 |
| Catherine Barry | Head | — | 62 | ~1868 |
| Edward Barry | Son | — | 31 | ~1899 |
| David Barry | Son | — | 36 | ~1894 |
| William Barry | Son | — | 21 | ~1909 |
Census Appearances
1910
Alameda, California
Son, age 1
Alameda, California · implied b. ~1909 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Barry |
| Given Name | William |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | California |
| Years Married | English |
| Father's Birthplace | California |
| Mother's Birthplace | California |
| Occupation | none |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1920
Alameda, California
Son, age 11
Alameda, California · implied b. ~1909 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Barry |
| Given Name | William |
| 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 | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1930
Alameda, California
Son, age 21
Alameda, California · implied b. ~1909 — 6 household members
| Surname | Barry |
| Given Name | William E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | California |
| Occupation | Clerk |
| Industry | Oil Company |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| 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 (1910, 1920 and 1930) in Alameda, California, using XGBoost record linkage. Identified parents: father David Barry (~0.92 confidence) and mother Catherine Barry (~0.92 confidence) and father David Barry (~0.92 confidence) and mother Catherine Barry (~0.92 confidence) and mother Catherine Barry (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
David Barry
b. ~1866
Source father
● Household
· direct · ~0.92
Mother
Catherine Barry
b. ~1868
Source mother
● Household
· direct · ~0.92
Father
David Barry
b. ~1868
Source father
● Household
· direct · ~0.92
Mother
Catherine Barry
b. ~1872
Source mother
● Household
· direct · ~0.92
Mother
Catherine Barry
b. ~1872
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Barry
Son · 1930 · age 21 · b. ~1909 · California
★ You are viewing this record
Sibling
Edward Barry
Sibling · 1930 · age 31
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Barry
Sibling · 1930 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
David Barry
Sibling · 1930 · age 36
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Barry
Sibling · 1930 · age 26
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
1930 US Federal Census — Alameda, California
Open full size
1930 US Federal Census — Alameda, California
Page Contents
50 people indexed on this census page (ia:1930:15thcensuspopula102unit:0867)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Catherine Barry | 62 | Head | None | California |
| 52 | David A Barry | 36 | Son | Inspector | California |
| 53 | Edward G Barry | 31 | Son | Salesman | California |
| 54 | Joseph H Barry | 26 | Son | Clerk | California |
| 55 | Catherine A Barry | 25 | Daughter | Private Secy | California |
| 56 | William E Barry THIS PERSON | 21 | Son | Clerk | California |
| 57 | Curtis W Coggins | 37 | Head | Printer | Pennsylvania |
| 58 | Blanche Coggins | 42 | Wife | Dye Stamper | Pennsylvania |
| 59 | Christian Tellefsen | 48 | Head | Merchant | California |
| 60 | Elizabeth D Tellefsen | 32 | Wife-H | Teacher | California |
| 61 | Marian W Sollender | 45 | Head | Teacher | Minnesota |
| 62 | — | None | — | — | — |
| 63 | — | None | — | — | — |
| 64 | — | None | — | — | — |
| 65 | — | None | — | — | — |
| 66 | — | None | — | — | — |
| 67 | — | None | — | — | — |
| 68 | — | None | — | — | — |
| 69 | — | None | — | — | — |
| 70 | — | None | — | — | — |
| 71 | — | None | — | — | — |
| 72 | — | None | — | — | — |
| 73 | — | None | — | — | — |
| 74 | — | None | — | — | — |
| 75 | — | None | — | — | — |
| 76 | — | None | — | — | — |
| 77 | — | None | — | — | — |
| 78 | — | None | — | — | — |
| 79 | — | None | — | — | — |
| 80 | — | None | — | — | — |
| 81 | — | None | — | — | — |
| 82 | — | None | — | — | — |
| 83 | — | None | — | — | — |
| 84 | — | None | — | — | — |
| 85 | — | None | — | — | — |
| 86 | — | None | — | — | — |
| 87 | — | None | — | — | — |
| 88 | — | None | — | — | — |
| 89 | — | None | — | — | — |
| 90 | — | None | — | — | — |
| 91 | — | None | — | — | — |
| 92 | — | None | — | — | — |
| 93 | — | None | — | — | — |
| 94 | — | None | — | — | — |
| 95 | — | None | — | — | — |
| 96 | — | None | — | — | — |
| 97 | — | None | — | — | — |
| 98 | — | None | — | — | — |
| 99 | — | None | — | — | — |
| 100 | — | None | — | — | — |
Related Census Records
Pedigree Summary
William + 4 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 1930 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)