HB
Helen Brooks — 1940 US Census Record
Model Tree available1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this Helen Brooks across the 1920, 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed), with identified parents Edward & James — first a daughter (b.~1911), then head of a 8-person household.
Age 29
b. ~1911
Female
Daughter
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Brooks |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Occupation | Laundress |
| Industry | Laundry |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 450 |
| Highest Grade | No 2 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Laundress |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1911 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| Helen Brooks | Daughter | — | 29 | ~1911 |
| Helen Yolf | Other | — | 39 | ~1901 |
| Lollie Cook | Other | — | 42 | ~1898 |
| John Wright | Son | — | 19 | ~1921 |
| John Brooks | Son | — | 18 | ~1922 |
| Charlie Yolf | Other | — | 19 | ~1921 |
| James Brooks | Son | — | 29 | ~1911 |
| Bessie Wright | Head | — | 43 | ~1897 |
Census Appearances
1920
None, Maryland
Daughter, age 11
None, Maryland · implied b. ~1909 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brooks |
| Given Name | Hope |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| 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
Baltimore, Maryland
Daughter, age 21
Baltimore, Maryland · implied b. ~1909 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brooks |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Unknown |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Daughter, age 29
Baltimore-City-County, Maryland · implied b. ~1911 — 8 household members
| Surname | Brooks |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Occupation | Laundress |
| Industry | Laundry |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 450 |
| Highest Grade | No 2 |
| 1935 Residence | Same place |
| 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 Helen Brooks across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: father Edward Brooks (~0.92 confidence) and father James Brooks (~0.50 confidence) and mother Bessie Wright (~0.92 confidence) and mother Katy Brooks (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.82
Father
Edward Brooks
b. ~1873
Source father
● Household
· direct · ~0.92
Father
James Brooks
b. ~1909
Source father
● Household
· direct · ~0.5
Mother
Bessie Wright
b. ~1897
Source mother
● Household
· direct · ~0.92
Mother
Katy Brooks
b. ~1883
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Helen Brooks
Daughter · 1940 · age 29 · b. ~1911 · Maryland
★ You are viewing this record
Sibling
John Brooks
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Wright
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Brooks
Sibling · 1940 · age 29
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
1940 US Federal Census — Baltimore-City-County, Maryland
Open full size
1940 US Federal Census — Baltimore-City-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01530-00145)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Emma Jackson | 32 | Head | Housework | Maryland |
| 2 | James Jackson | 16 | Son | — | Maryland |
| 3 | William Marshall | 37 | Lodger | Stevedore | Missouri |
| 4 | Bessie Wright | 43 | Head | Housework | Maryland |
| 5 | John Wright | 19 | Son | — | Maryland |
| 6 | Helen Yolf | 39 | Sister | — | Maryland |
| 7 | Charlie Yolf | 19 | Nephew | Orderly | Maryland |
| 8 | Lollie Cook | 42 | Lodger | Housework | Maryland |
| 9 | James Brooks | 29 | Son | Labour | Maryland |
| 10 | John Brooks | 18 | Son | Labour | Maryland |
| 11 | Helen Brooks THIS PERSON | 29 | Daughter | Laundress | Maryland |
| 12 | John Simon | 37 | Head | Porter | West Virginia |
| 13 | Leanna Simon | 32 | Wife | Housework | Virginia |
| 14 | Delores Simon | 3 | Daughter | — | Maryland |
| 15 | Rufus Parker | 20 | Lodger | Porter | Virginia |
| 16 | Edward Miner | 35 | Head | Labour | North Carolina |
| 17 | Novella Miner | 23 | Wife | Maid | Virginia |
| 18 | Elsie Miner | 3 | Daughter | — | Maryland |
| 19 | Mary Brown | 40 | Mother | Housework | North Carolina |
| 20 | Samuel Jefferson | 56 | Head | Labour | Virginia |
| 21 | George Bullock | 53 | Head | Labour | North Carolina |
| 22 | Daisy Veney | 9 | Niece | — | Virginia |
| 23 | Prince Cason | 42 | Head | Labour | North Carolina |
| 24 | Essie Cason | 39 | Wife | — | Virginia |
| 25 | George Watkins | 51 | Head | Labourer | Maryland |
| 26 | Ada Watkins | 51 | Wife | Housework | Maryland |
| 27 | Annie Folks | 65 | Aunt | — | Maryland |
| 28 | Charles Wells | 38 | Lodger | Painter | Maryland |
| 29 | George Mitchell | 53 | Head | Stevedore | Maryland |
| 30 | Mary Mitchell | 55 | Wife | Housework | Maryland |
| 31 | Ollie Taylor | 46 | Head | Labour | Virginia |
| 32 | Ada Taylor | 40 | Wife | Housework | Virginia |
| 33 | Era Alston | 34 | Head | Labour | North Carolina |
| 34 | Rose Alston | 35 | Wife | — | North Carolina |
| 35 | Tom Howard | 27 | Lodger | Stevedore | North Carolina |
| 36 | Willie Alston | 40 | Cousin | Stevedore | North Carolina |
| 37 | Isaac Smith | 40 | Lodger | Porter | Missouri |
| 38 | Florence Guy | 56 | Head | Seamstress | Maryland |
| 39 | William Sykes | 50 | Lodger | Labour | North Carolina |
| 40 | Benjamin Plit | 47 | Head | Chauffeur | Virginia |
Related Census Records
Pedigree Summary
Helen + 3 siblings
Gen 1 · 4 parents
~0.81
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)