WB
William Brooks — 1940 US Census Record
Model Tree available1940 United States Federal Census · Dorchester-County, Maryland
Our Model Tree links this William Brooks across the 1920, 1930 and 1940 US Censuses in Dorchester-County, Maryland (XGBoost, ~Confirmed), with identified parents Jefferson & Margaret — first a head (b.~1903), then head of a 6-person household.
Age 37
b. ~1903
Male
Head
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Dorchester-County, Maryland |
| Surname | Brooks |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Election District 9 Church Creek |
| 1935 Residence (County) | Dorchester |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 35 |
| Income (1939) | 452 |
| Highest Grade | S 7 |
| 1935 Residence | Same house |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Farmer |
| Township / Ward | Election District 9 Church Creek |
| Est. Birth Year | ~1903 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| William Brooks | Head | — | 37 | ~1903 |
| Jefferson Brooks | Other | — | 80 | ~1860 |
| James Brooks | Son | — | 3 | ~1937 |
| William Brooks | Son | — | 5 | ~1935 |
| Jefferson Brooks | Son | — | 2 | ~1938 |
| Ethel Brooks | Spouse | — | 38 | ~1902 |
Census Appearances
1920
Dorchester, Maryland
Son, age 16
Dorchester, Maryland · implied b. ~1904 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brooks |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Maryland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Dorchester, Maryland
Head, age 27
Dorchester, Maryland · implied b. ~1903 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brooks |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 26 |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Maryland |
| Occupation | Truck Driver |
| Industry | Lumber Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 17 |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Dorchester-County, Maryland
Head, age 37
Dorchester-County, Maryland · implied b. ~1903 — 6 household members
| Surname | Brooks |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Election District 9 Church Creek |
| 1935 Residence (County) | Dorchester |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 35 |
| Income (1939) | 452 |
| Highest Grade | S 7 |
| 1935 Residence | Same house |
| 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 Brooks across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Jefferson Brooks (~0.92 confidence) and mother Margaret Brooks (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Jefferson Brooks
b. ~1860
Source father
● Household
· direct · ~0.92
Mother
Margaret Brooks
b. ~1868
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Brooks
Head · 1940 · age 37 · b. ~1903 · Maryland
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Dorchester-County, Maryland
Open full size
1940 US Federal Census — Dorchester-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01547-00590)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William Giles | 24 | Son | Laborer | Maryland |
| 2 | Lucille W. Giles | 23 | Daughter | Laborer | Maryland |
| 3 | Sylvia Giles | 3 | Granddaughter | — | Maryland |
| 4 | Leroy Opher | 23 | Head | Laborer | Maryland |
| 5 | Gladys Opher | 18 | Wife | — | Maryland |
| 6 | Dowe Bayley | 35 | Head | Laborer | Maryland |
| 7 | Roland Bayley | 25 | Son | Laborer | Maryland |
| 8 | Jacob Bayley | 55 | Head | Laborer | Maryland |
| 9 | Nettie Bayley | 20 | Daughter | Laborer | Maryland |
| 10 | James Bayley | 19 | Son | Laborer | Maryland |
| 11 | Nathaniel Chester | 40 | Head | Hauler | Maryland |
| 12 | Lillie M. Chester | 31 | Wife | — | Maryland |
| 13 | Dorothy N. Bayley | 13 | Adopted child | — | Maryland |
| 14 | Roy Mills | 49 | Head | Farmer | Maryland |
| 15 | Beulah Mills | 47 | Wife | — | Maryland |
| 16 | Benjamin Mills | 17 | Son | Machine Operator | Maryland |
| 17 | Spicer H. Bell | 38 | Head | Farmer | Maryland |
| 18 | Frankie Bell | 35 | Wife | — | Maryland |
| 19 | Jean Bell | 10 | Daughter | — | Maryland |
| 20 | Kemp Harris | 53 | Head | Hauler | Maryland |
| 21 | Sarah Harris | 41 | Wife | — | Maryland |
| 22 | Florence Harris | 15 | Daughter | — | Maryland |
| 23 | Gertrude Harris | 13 | Daughter | — | Maryland |
| 24 | Gladys Harris | 10 | Daughter | — | Maryland |
| 25 | Kemp Jr. Harris | 7 | Son | — | Maryland |
| 26 | John Harris | 2 | Son | — | Maryland |
| 27 | Charles Hang | 65 | Head | Hauler | Maryland |
| 28 | William Brooks THIS PERSON | 37 | Head | Farmer | Maryland |
| 29 | Ethel Brooks | 38 | Wife | — | Maryland |
| 30 | William Brooks | 5 | Son | — | Maryland |
| 31 | James Brooks | 3 | Son | — | Maryland |
| 32 | Jefferson H. Brooks | 2 | Son | — | Maryland |
| 33 | Jefferson Brooks | 80 | Father | — | Maryland |
| 34 | Charles A. Shenton | 34 | Head | Laborer | Maryland |
| 35 | Edna A. Shenton | 35 | Wife | — | Maryland |
| 36 | Leslie H. Shenton | 4 | Son | — | Maryland |
| 37 | Robert M. Shenton | 1 | Son | — | Maryland |
| 38 | Earl A. Shenton | 26 | Nephew | Handyman | Maryland |
| 39 | James W. Linthicum | 40 | Head | Sawyer | Maryland |
| 40 | Mildred L. Linthicum | 25 | Wife | — | Maryland |
Pedigree Summary
William
Gen 1 · 2 parents
~0.92
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)