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Mary Brooks — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Philadelphia, Pennsylvania
Our Model Tree links this Mary Brooks across the 1920, 1930 and 1940 US Censuses in Philadelphia, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1900), then head of a 2-person household.
Age 30
b. ~1900
Female
Head
Born: Virginia
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Philadelphia, Pennsylvania |
| Surname | Brooks |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | Black |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Additional Details | |
| Occupation | Servant |
| Industry | City Park |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 24.00 |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Occupation | Servant |
| Township / Ward | City Of Philadelphia |
| Est. Birth Year | ~1900 |
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.
2 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Brooks | Head | — | 30 | ~1900 |
| George Brooks | Son | — | 20 | ~1910 |
Census Appearances
1920
Philadelphia, Pennsylvania
Other, age 19
Philadelphia, Pennsylvania · implied b. ~1901 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brooks |
| Given Name | Mary |
| Relationship to Head | Servant |
| Sex | F |
| Color / Race | Black |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Occupation | Servant |
| Industry | Private Family |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1930
Philadelphia, Pennsylvania
Head, age 30
Philadelphia, Pennsylvania · implied b. ~1900 — 2 household members
| Surname | Brooks |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | Black |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Occupation | Servant |
| Industry | City Park |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 24.00 |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1940
Philadelphia-County, Pennsylvania
Other, age 37
Philadelphia-County, Pennsylvania · implied b. ~1903 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brooks |
| Given Name | Mary |
| Relationship to Head | Lodger |
| Sex | F |
| Color / Race | Black |
| Age | 37 |
| Marital Status | Separated |
| Birthplace | Virginia |
| 1935 Residence (City) | Phila |
| 1935 Residence (County) | Phila |
| Occupation | janitress |
| Industry | mill |
| Class of Worker | PW |
| Hours Worked | 10 |
| Income (1939) | 300 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
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 Mary Brooks across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Brooks
Head · 1930 · age 30 · b. ~1900 · Pennsylvania
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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 — Philadelphia, Pennsylvania
Open full size
1930 US Federal Census — Philadelphia, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel2095:0755)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Minnie Lowenthall | 42 | Wife | — | Pennsylvania |
| 2 | Dorothy Lowenthall | 12 | Daughter | — | Pennsylvania |
| 3 | Bernard Lowenthall | 12 | Son | — | Pennsylvania |
| 4 | Lucile Lowenthall | 15 | Daughter | — | Pennsylvania |
| 5 | Anita Lowenthall | 5 | Daughter | — | Pennsylvania |
| 6 | Margaret Kelling | 65 | Lodger | — | Irish Free State |
| 7 | Floyd Harris | 40 | Head | Brakeman | Virginia |
| 8 | Lucia Harris | 38 | Wife | — | Virginia |
| 9 | Jessie Harris | 15 | Daughter | — | Virginia |
| 10 | Hazel Harris | 14 | Daughter | — | Virginia |
| 11 | George Brown | 25 | Head | Cotton Picker | Florida |
| 12 | Hazel Brown | 20 | Wife | — | Florida |
| 13 | James Brown | 22 | Brother | Laborer | Florida |
| 14 | George Jr. Brown | 18 | Brother | Laborer | Florida |
| 15 | Eugene Kailsey | 21 | Lodger | Laborer | Florida |
| 16 | George Mcintosh | 42 | Head | Cutter | Virginia |
| 17 | Benjamin Tate | 50 | Lodger | Mail Man | Pennsylvania |
| 18 | Jesse Clark | 20 | Head | — | Georgia |
| 19 | James Clark | 27 | Brother | — | Georgia |
| 20 | Robert Miles | 36 | Lodger | Porter | Georgia |
| 21 | Albert Miles | 27 | Head | Messenger | Virginia |
| 22 | Charlie Johnson | 42 | Head | Cook | Georgia |
| 23 | Nehemiah Wilson | 42 | Head | Druggist | West Indies |
| 24 | John King | 35 | Head | Laborer | Florida |
| 25 | Mariah Johnson | 56 | Head | — | Virginia |
| 26 | Elizabeth Washington | 40 | Lodger | Cook | Virginia |
| 27 | James Keeling | 23 | Lodger | Cook | Virginia |
| 28 | Edith Keeling | 25 | Lodger | Waitress | Virginia |
| 29 | Benjamin Henson | 30 | Head | Chauffeur | Pennsylvania |
| 30 | Lillian Henson | 28 | Wife | — | New York |
| 31 | Blanche Henson | 8 | Daughter | — | Pennsylvania |
| 32 | Lura Henson | 6 | Daughter | — | Virginia |
| 33 | Cornelia Burnett | 53 | Lodger | Servant | Virginia |
| 34 | Ramona Samuel | 25 | Lodger | Cook | Porto Rico |
| 35 | Sidney Barnwell | 60 | Lodger | Laborer | South Carolina |
| 36 | Richard Barnwell | 25 | Lodger | Laborer | New Jersey |
| 37 | George Standford | 50 | Head | Laborer | Maryland |
| 38 | Margaret Standford | 46 | Wife | Servant | Maryland |
| 39 | Helen Gibbs | 16 | Sister | — | Maryland |
| 40 | Margaret Gibbs | 1 | Niece | — | Maryland |
| 41 | Mary Powell | 30 | Head | Servant | Virginia |
| 42 | Thomas Mundie | 55 | Lodger | Laborer | Virginia |
| 43 | Thomas Prichett | 20 | Lodger | Laborer | Virginia |
| 44 | Sidney Norwood | 20 | Lodger | Laborer | Virginia |
| 45 | Mary Brooks THIS PERSON | 30 | Head | Servant | Virginia |
| 46 | George Brooks | 20 | Son | Bell Boy | Virginia |
| 47 | George White | 43 | Head | Cook | Florida |
| 48 | Joseph White | 12 | Son | — | Florida |
| 49 | Essie White | 9 | Daughter | — | Florida |
| 50 | Charles White | 11 | Son | — | Pennsylvania |
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)