WB
William Brown — 1930 US Census Record
Model Tree available1930 United States Federal Census · Baltimore, Maryland
Our Model Tree links this William Brown across the 1910, 1920 and 1930 US Censuses in Baltimore, Maryland (XGBoost, ~Confirmed), with identified parents William & George — first a son (b.~1906), then head of a 7-person household.
Age 24
b. ~1906
Male
Son
Born: Maryland
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Baltimore, Maryland |
| Surname | Brown |
| Given Name | William |
| 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 | none |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Baltimore City |
| 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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Catherine Brown | Daughter | — | 20 | ~1910 |
| Ruth Brown | Daughter | — | 18 | ~1912 |
| George Brown | Head | — | 42 | ~1888 |
| William Brown | Son | — | 24 | ~1906 |
| Charles Brown | Son | — | 27 | ~1903 |
| John Brown | Son | — | 27 | ~1903 |
| Emma Brown | Spouse | — | 58 | ~1872 |
Census Appearances
1910
Baltimore, Maryland
Son, age 4
Baltimore, Maryland · implied b. ~1906 — 9 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, Maryland
Son, age 14
None, Maryland · 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 | 14 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Son, age 24
Baltimore, Maryland · implied b. ~1906 — 7 household members
| Surname | Brown |
| Given Name | William |
| 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 | none |
| Can Read/Write | Yes |
| Veteran | No |
| 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 2 locations, using XGBoost record linkage. Identified parents: father William Brown (~0.92 confidence) and father George Brown (~0.92 confidence) and mother Mary Brown (~0.92 confidence) and mother Bertha Brown (~0.92 confidence) and mother Emma Brown (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Brown
b. ~1869
Source father
● Household
· direct · ~0.92
Father
George Brown
b. ~1888
Source father
● Household
· direct · ~0.92
Mother
Mary Brown
b. ~1869
Source mother
● Household
· direct · ~0.92
Mother
Bertha Brown
b. ~1881
Source mother
● Household
· direct · ~0.92
Mother
Emma Brown
b. ~1872
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Brown
Son · 1930 · age 24 · b. ~1906 · Maryland
★ You are viewing this record
Sibling
Ruth Brown
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Brown
Sibling · 1930 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Brown
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Brown
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 — Baltimore, Maryland
Open full size
1930 US Federal Census — Baltimore, Maryland
Page Contents
50 people indexed on this census page (ia:1930:15thcensus867unit:0559)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mary Kohler | 21 | Head | None | Maryland |
| 2 | John Fischer | 49 | Head | None | Maryland |
| 3 | Henrietta Fischer | 47 | Wife | None | Maryland |
| 4 | Robert E. Fischer | 20 | Son | None | Maryland |
| 5 | Albert Fischer | 12 | Son | None | Maryland |
| 6 | Charles Fischer | 11 | Son | None | Maryland |
| 7 | Edward Fischer | 15 | Son | None | Maryland |
| 8 | Catherine Fischer | 13 | Daughter | None | Maryland |
| 9 | Richard Hellinghausen | 46 | Head | None | Germany |
| 10 | Elizabeth Hellinghausen | 47 | Wife | None | Maryland |
| 11 | George Schlaffer | 38 | Boarder | None | Maryland |
| 12 | Sadie Schlaffer | 37 | Boarder | None | Maryland |
| 13 | Herbert Brunner | 27 | Head | None | Maryland |
| 14 | Katherine Brunner | 21 | Wife | None | Maryland |
| 15 | Gloria Brunner | 3 | Daughter | None | Maryland |
| 16 | Barbara Brunner | 2 | Daughter | None | Maryland |
| 17 | Maurice Goldberg | 42 | Head | None | Russia |
| 18 | Gertrude Goldberg | 45 | Wife | None | Poland |
| 19 | Charles Schneider | 14 | Nephew | None | New York |
| 20 | Isadore Schneider | 13 | Nephew | None | New York |
| 21 | George Thomas | 58 | Head | None | Germany |
| 22 | Mary Thomas | 54 | Wife | None | Maryland |
| 23 | George Thomas | 32 | Son | None | Maryland |
| 24 | Anna Thomas | 28 | Daughter-in-law | None | Maryland |
| 25 | Margaret Thomas | 15 | Daughter | None | Maryland |
| 26 | George Brown | 42 | Head | None | Maryland |
| 27 | Emma Brown | 58 | Wife | None | Maryland |
| 28 | John H. Brown | 27 | Son | None | Maryland |
| 29 | Charles Brown | 27 | Son | None | Maryland |
| 30 | William Brown THIS PERSON | 24 | Son | None | Maryland |
| 31 | Catherine Brown | 20 | Daughter | None | Maryland |
| 32 | Ruth Anne Brown | 18 | Daughter | None | Maryland |
| 33 | Charles Metzger | 53 | Head | None | Maryland |
| 34 | Mary Metzger | 51 | Wife | None | Maryland |
| 35 | Charles J. Metzger | 10 | Son | None | Maryland |
| 36 | Charles H. Mackey | 65 | Head | None | Maryland |
| 37 | Louise Mackey | 55 | Wife | None | Maryland |
| 38 | Le Roy Mackey | 19 | Son | None | Maryland |
| 39 | Joseph Smith | 48 | Boarder | None | Maryland |
| 40 | Mary Lemke | 44 | Head | None | Maryland |
| 41 | Charles Lemke | 31 | Son | None | Maryland |
| 42 | Le Roy Stansbury | 38 | Boarder | None | Maryland |
| 43 | Emma Stansbury | 41 | Boarder | None | Maryland |
| 44 | Doris Stansbury | 7 | Boarder | None | Maryland |
| 45 | Ignace Deckley | 45 | Head | None | Maryland |
| 46 | Andrew Napfel | 43 | Head | None | Maryland |
| 47 | Catherine Napfel | 41 | Wife | None | Maryland |
| 48 | Anthony Napfel | 14 | Son | None | Maryland |
| 49 | Rita Napfel | 12 | Daughter | None | Maryland |
| 50 | Margaret Napfel | 11 | Daughter | None | Maryland |
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)