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Oscar Brown — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Baltimore, Maryland
Our Model Tree links this Oscar Brown across the 1910, 1920 and 1930 US Censuses in Baltimore, Maryland (XGBoost, ~Confirmed) — first a head (b.~1881), then head of a 4-person household.
Age 49
b. ~1881
Male
Head
Born: Maryland
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Baltimore, Maryland |
| Surname | Brown |
| Given Name | Oscar H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 24 |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Maryland |
| Additional Details | |
| Occupation | Mechanic |
| Industry | Rail Road |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | $2000 |
| Radio Set | R |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Mechanic |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1881 |
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 Oscar | Age | Birth yr |
|---|---|---|---|---|
| Gladys Brown | Daughter | — | 24 | ~1906 |
| Amanda Brown | Daughter | — | 19 | ~1911 |
| Oscar Brown | Head | — | 49 | ~1881 |
| Mollie Brown | Spouse | — | 51 | ~1879 |
Census Appearances
1910
Baltimore, Maryland
Head, age 29
Baltimore, Maryland · implied b. ~1881 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Oscar H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Maryland |
| Years Married | 5 |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Maryland |
| Occupation | Laborer |
| Industry | Railroad |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1920
Baltimore, Maryland
Head, age 39
Baltimore, Maryland · implied b. ~1881 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Oscar L. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Maryland |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Maryland |
| Occupation | Fireman |
| Industry | Railroad |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Head, age 49
Baltimore, Maryland · implied b. ~1881 — 4 household members
| Surname | Brown |
| Given Name | Oscar H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 24 |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Maryland |
| Occupation | Mechanic |
| Industry | Rail Road |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | $2000 |
| Radio Set | R |
| 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 Oscar Brown across 3 US Census years (1910, 1920 and 1930) in Baltimore, Maryland, using XGBoost record linkage.
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This person
Anchor record
Oscar Brown
Head · 1930 · age 49 · b. ~1881 · Maryland
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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
43 people indexed on this census page (ia:1930:15thcensus857unit:0224)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Frank H. | 23 | Head | Fireman | Maryland |
| 2 | Edna | 19 | Wife | — | Maryland |
| 3 | Kenneth W. | 2 | Son | — | Maryland |
| 4 | Benjamin Legg | 41 | Head | Plasterer | Maryland |
| 5 | Lillie Legg | 35 | Wife | — | Maryland |
| 6 | Edna Legg | 15 | Daughter | — | Maryland |
| 7 | Benjamin Legg | 10 | Son | — | Maryland |
| 8 | Hugh S. Lego | 47 | Head | Gardener | Maryland |
| 9 | Mary H. Lego | 47 | Wife | — | Maryland |
| 10 | Dorothy Lego | 14 | Daughter | — | Maryland |
| 11 | Helen E. Lego | 8 | Daughter | — | Maryland |
| 12 | Margaret Lego | 6 | Daughter | — | Maryland |
| 13 | Herbert L. Gernigan | 33 | Head | Laborer | Maryland |
| 14 | Lillian Gernigan | 33 | Wife | — | Maryland |
| 15 | Lillian L. Gernigan | 12 | Daughter | — | Maryland |
| 16 | Estella N. Gernigan | 8 | Daughter | — | Maryland |
| 17 | Leslie L. Gernigan | 4 | Son | — | Maryland |
| 18 | Ruth A. Gernigan | 2 | Daughter | — | Maryland |
| 19 | Amos L. Lego | 74 | Father-in-law | — | Maryland |
| 20 | Amy L. Lego | 69 | Mother-in-law | — | Maryland |
| 21 | George W. Lego | 38 | Brother-in-law | Engineer | Maryland |
| 22 | Albert G. Lego | 22 | Nephew | Crane Runner | Maryland |
| 23 | Eva Ham | 61 | Head | — | District Columbia |
| 24 | George B. Ham | 31 | Son | Painter | Maryland |
| 25 | Elizabeth Snyder | 70 | Sister-in-law | — | Maryland |
| 26 | Oscar H. Brown THIS PERSON | 49 | Head | Mechanic | Maryland |
| 27 | Mollie S. Brown | 51 | Wife | — | Maryland |
| 28 | Gladys G. Brown | 24 | Daughter | Operator | Maryland |
| 29 | Amanda J. Brown | 19 | Daughter | Operator | Maryland |
| 30 | Benjamin F. Williams | 49 | Head | Painter | Maryland |
| 31 | Lillian E. Williams | 45 | Wife | — | Maryland |
| 32 | Frank Williams | 25 | Son | Plasterer | Maryland |
| 33 | Ross M. Williams | 22 | Son | Painter | Maryland |
| 34 | Walter Hood | 36 | Head | Painter | Maryland |
| 35 | Margaret Hood | 32 | Wife | — | Virginia |
| 36 | Frances Hood | 14 | Daughter | — | Maryland |
| 37 | Cora Hood | 8 | Daughter | — | Maryland |
| 38 | Emma Hood | 6 | Daughter | — | Maryland |
| 39 | Mildred Hood | 3 | Daughter | — | Maryland |
| 40 | Adolph M. Hood | 2 | Daughter | — | Maryland |
| 41 | Shirley Hood | 0 | Daughter | — | Maryland |
| 42 | Wm. Hood | 40 | Brother | Ironworker | Maryland |
| 43 | Carrie Hood | 29 | Sister-in-law | Operator | North Carolina |
Related Census Records
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)