WB
William Brown — 1930 US Census Record
Model Tree available1930 United States Federal Census · None, None
Our Model Tree links this William Brown across the 1910, 1920 and 1930 US Censuses (XGBoost, ~Confirmed), with identified parents Walter & William — first a son (b.~1906), then head of a 4-person household.
Age 24
b. ~1906
Male
Son
Born: Maryland
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | None, None |
| Surname | Brown |
| Given Name | William O. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Additional Details | |
| Occupation | Lineman |
| Industry | Pot. Electric |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Lineman |
| Est. Birth Year | ~1906 |
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 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Josephine Slater | Daughter | — | 27 | ~1903 |
| Walter Brown | Head | — | 37 | ~1893 |
| William Slater | Other | — | 5 | ~1925 |
| William Brown | Son | — | 24 | ~1906 |
Census Appearances
1910
None, None
Son, age 4
None, None · implied b. ~1906 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1920
None, None
Son, age 14
None, None · implied b. ~1906 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
None, None
Son, age 24
None, None · implied b. ~1906 — 4 household members
| Surname | Brown |
| Given Name | William O. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Lineman |
| Industry | Pot. Electric |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 Brown across 3 US Census years (1910, 1920 and 1930) in None, None, using XGBoost record linkage. Identified parents: father Walter Brown (~0.92 confidence) and father William Brown (~0.92 confidence) and father William Brown (~0.92 confidence) and mother Irene Brown (~0.92 confidence) and mother Florence Brown (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Walter Brown
b. ~1893
Source father
● Household
· direct · ~0.92
Father
William Brown
b. ~1886
Source father
● Household
· direct · ~0.92
Father
William Brown
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Irene Brown
b. ~1888
Source mother
● Household
· direct · ~0.92
Mother
Florence Brown
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Brown
Son · 1930 · age 24 · b. ~1906 · None
★ You are viewing this record
Sibling
Josephine Slater
Sibling · 1930 · age 27
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 — None, None
Open full size
1930 US Federal Census — None, None
Page Contents
49 people indexed on this census page (ia:1930:15thcensus877unit:1005)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Walter Brown | 37 | Head | Painter | Maryland |
| 2 | William O. Brown THIS PERSON | 24 | Son | Lineman | Maryland |
| 3 | Josephine Slater | 27 | Daughter | None | Maryland |
| 4 | William M. Slater | 5 | Grandson | None | Maryland |
| 5 | John H. Brown | 27 | Head | Helper | Maryland |
| 6 | Mamie Brown | 22 | Wife | Seamstress | Maryland |
| 7 | Walter G. Shaffer | 30 | Head | Laborer | Virginia |
| 8 | Ruth P. Shaffer | 31 | Wife | None | Maryland |
| 9 | Charles R. Shaffer | 2 | Son | None | Maryland |
| 10 | Andrew G. Stanton | 21 | Head | Machinist | Maryland |
| 11 | Marie G. Stanton | 22 | Wife | None | Virginia |
| 12 | Albertus Ayton | 45 | Head | Manager | Maryland |
| 13 | Catherine Ayton | 39 | Wife | None | Maryland |
| 14 | James Ayton | 15 | Son | None | Maryland |
| 15 | Margaret G. Ayton | 6 | Daughter | None | Maryland |
| 16 | Catherine Ayton | 2 | Daughter | None | Maryland |
| 17 | William Whitehead | 40 | Head | Carpenter | Maryland |
| 18 | Ida R. Whitehead | 42 | Wife | None | Maryland |
| 19 | Wilbur E. Whitehead | 19 | Son | Laborer | Maryland |
| 20 | Ruth E. Whitehead | 15 | Daughter | None | Maryland |
| 21 | Dorothy M. Whitehead | 12 | Daughter | None | Maryland |
| 22 | Barney Brown | 40 | Head | Carpenter | Maryland |
| 23 | Richard W. Beall | 28 | Head | Clerk | Maryland |
| 24 | Annie R. Beall | 23 | Wife | None | Maryland |
| 25 | Helen D. Beall | 2 | Daughter | None | Maryland |
| 26 | William H. Brason | 61 | Head | Laborer | Maryland |
| 27 | Lucacia R. Brason | 59 | Wife | None | Dist. Columbia |
| 28 | Harry E. Beall | 40 | Head | Machinist | Maryland |
| 29 | Gertrude Beall | 38 | Wife | None | Maryland |
| 30 | Russell W. Beall | 16 | Son | None | Maryland |
| 31 | Harry W. Beall | 14 | Son | None | Maryland |
| 32 | John Grimes | 52 | Head | Carpenter | Maryland |
| 33 | Marie Grimes | 18 | Daughter | None | Maryland |
| 34 | Evelyn G. Grimes | 15 | Daughter | None | Maryland |
| 35 | Mary E. Grimes | 78 | Mother | None | Maryland |
| 36 | Emma Grimes | 48 | Sister | None | Maryland |
| 37 | William H. Dorsey | 61 | Head | Clerk | Maryland |
| 38 | Catherine E. Dorsey | 58 | Wife | None | Maryland |
| 39 | John W. O'Brien | 61 | Head | Merchant | Maryland |
| 40 | Mary N. O'Brien | 60 | Wife | None | Maryland |
| 41 | Nora C. Castle | 41 | Daughter | Clerk | Maryland |
| 42 | Ellery E. O'Brien | 39 | Son | Clerk | Maryland |
| 43 | John W. Jr. O'Brien | 28 | Son | Captain | Maryland |
| 44 | George Duvall | 35 | Head | Helper | Maryland |
| 45 | Nora Duvall | 27 | Wife | None | Maryland |
| 46 | Ruth Duvall | 9 | Daughter | None | Maryland |
| 47 | Jean G. Duvall | 7 | Daughter | None | Maryland |
| 48 | Harvey G. Duvall | 4 | Son | None | Maryland |
| 49 | Wilmer B. Duvall | 1 | Son | None | Maryland |
Pedigree Summary
William + 1 sibling
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)