HB
Helen Brooks — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Prince George, Maryland
Our Model Tree links this Helen Brooks across the 1920 and 1930 US Censuses in Prince George, Maryland (XGBoost, ~Confirmed) — first a daughter (b.~1913), then head of a 9-person household.
Age 17
b. ~1913
Female
Daughter
Born: Maryland
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Prince George, Maryland |
| Surname | Brooks |
| Given Name | Helen P |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Additional Details | |
| Occupation | Farm Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Farm Laborer |
| Township / Ward | Election Dist No 11 Brandywine |
| Est. Birth Year | ~1913 |
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.
9 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| Annie Brooks | Other | — | 37 | ~1893 |
| Leo Brooks | Son | — | 7 | ~1923 |
| Helen Brooks | Daughter | — | 17 | ~1913 |
| William Brooks | Head | — | 41 | ~1889 |
| Evelyne Brooks | Daughter | — | 12 | ~1918 |
| Laura Brooks | Daughter | — | 10 | ~1920 |
| Lewis Brooks | Son | — | 16 | ~1914 |
| Elsie Brooks | Daughter | — | 14 | ~1916 |
| Alberta Brooks | Daughter | — | 5 | ~1925 |
Census Appearances
1920
Prince George, …
Daughter, age 7
Prince George, Maryland · implied b. ~1913 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brooks |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Prince George, …
Daughter, age 17
Prince George, Maryland · implied b. ~1913 — 9 household members
| Surname | Brooks |
| Given Name | Helen P |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Farm Laborer |
| Industry | Farm |
| 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 Helen Brooks across 2 US Census years (1920 and 1930) in Prince George, Maryland, using XGBoost record linkage.
Show:
This person
Anchor record
Helen Brooks
Daughter · 1930 · age 17 · b. ~1913 · Maryland
★ You are viewing this record
Sibling
Elsie Brooks
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leo Brooks
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lewis Brooks
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Laura Brooks
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Evelyne Brooks
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alberta Brooks
Sibling · 1930 · age 5
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 — Prince George, Maryland
Open full size
1930 US Federal Census — Prince George, Maryland
Page Contents
50 people indexed on this census page (ia:1930:15thcensus877unit:1061)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | James T Rawlings | 54 | Head | Manager | Maryland |
| 2 | Thomas C Rawlings | 21 | Son | Farm Laborer | Maryland |
| 3 | Eva M Rawlings | 15 | Daughter | — | Maryland |
| 4 | William T Rocks | 52 | Head | Carpenter | District of Columbia |
| 5 | Ella F Rocks | 51 | Wife-H | — | District of Columbia |
| 6 | Margaret E Rocks | 11 | Daughter | — | District of Columbia |
| 7 | William T Jr Rocks | 10 | Son | — | Virginia |
| 8 | John J Rocks | 8 | Son | — | District of Columbia |
| 9 | Joseph S Moore | 71 | Head | Farmer | Maryland |
| 10 | Priscilla Moore | 63 | Wife-H | — | Maryland |
| 11 | Arved M Moore | 30 | Son | Farm Laborer | Maryland |
| 12 | Sydney E Moore | 26 | Son | Farm Laborer | Maryland |
| 13 | Wilson Moore | 21 | Son | Farm Laborer | Maryland |
| 14 | Stanley Maurice Moore | 23 | Son | Farm Laborer | Maryland |
| 15 | Kenneth Moore | 19 | Son | Farm Laborer | Maryland |
| 16 | Reginald Moore | 17 | Son | — | Maryland |
| 17 | Robert Moore | 15 | Son | — | Maryland |
| 18 | William Brooks | 41 | Head | Farmer | Maryland |
| 19 | Annie E Brooks | 37 | Wife-H | — | Maryland |
| 20 | Helen P Brooks THIS PERSON | 17 | Daughter | Farm Laborer | Maryland |
| 21 | Lewis E Brooks | 16 | Son | Farm Laborer | Maryland |
| 22 | Elsie Brooks | 14 | Daughter | — | Maryland |
| 23 | Evelyne Brooks | 12 | Daughter | — | Maryland |
| 24 | Laura Brooks | 10 | Daughter | — | Maryland |
| 25 | Leo Brooks | 7 | Son | — | Maryland |
| 26 | Alberta J Brooks | 5 | Daughter | — | Maryland |
| 27 | Percy T Demarr | 30 | Head | Farmer | Maryland |
| 28 | Lillie Demarr | 24 | Wife-H | — | Maryland |
| 29 | Robert W Demarr | 3 | Son | — | Maryland |
| 30 | Helen R Demarr | 2 | Daughter | — | Maryland |
| 31 | Walter F Demarr | 1 | Son | — | Maryland |
| 32 | Charles T Demarr | 0 | Son | — | Maryland |
| 33 | Andrew Chase | 35 | Head | Farm Laborer | Maryland |
| 34 | Rosie Chase | 27 | Wife-H | — | Maryland |
| 35 | Houston Chase | 8 | Son | — | Maryland |
| 36 | Andrew Jr Chase | 6 | Son | — | Maryland |
| 37 | Catherine Chase | 3 | Daughter | — | Maryland |
| 38 | Isiah Chase | 1 | Son | — | Maryland |
| 39 | Thomas Chase | 0 | Son | — | Maryland |
| 40 | John B Edelkamp | 32 | Head | Policeman | New York |
| 41 | Flavia S Edelkamp | 30 | Wife-H | — | Virginia |
| 42 | John B Jr Edelkamp | 7 | Son | — | Virginia |
| 43 | William G Edelkamp | 3 | Son | — | District of Columbia |
| 44 | Paul S Edelkamp | 1 | Son | — | District of Columbia |
| 45 | Howard S Lowe | 37 | Head | Dealer | Maryland |
| 46 | Lucy Lowe | 37 | Wife-H | — | Kansas |
| 47 | Richard D Earnshaw | 24 | Head | Chauffeur | Maryland |
| 48 | Virginia D Earnshaw | 25 | Wife-H | — | Maryland |
| 49 | Catherine R Earnshaw | 1 | Daughter | — | District of Columbia |
| 50 | Roswell S Mason | 73 | Head | Farmer | Vermont |
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)