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Mary Brooks — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Orangeburg-County, South Carolina
Our Model Tree links this Mary Brooks across the 1930 and 1940 US Censuses in Orangeburg-County, South Carolina (XGBoost, ~Confirmed) — first a daughter (b.~1929), then head of a 12-person household.
Age 11
b. ~1929
Female
Daughter
Born: South Carolina
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Orangeburg-County, South Carolina |
| Surname | Brooks |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | Middle T |
| 1935 Residence (County) | Orangeburg |
| Additional Details | |
| Industry | 0 |
| Highest Grade | No 2 |
| 1935 Residence | Same place |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Township / Ward | Middle T |
| Est. Birth Year | ~1929 |
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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Lucile Brooks | Daughter | — | 18 | ~1922 |
| Birdie Brooks | Daughter | — | 5 | ~1935 |
| Martha Brooks | Daughter | — | 11 | ~1929 |
| Mary Brooks | Daughter | — | 11 | ~1929 |
| Jessie Brooks | Daughter | — | 19 | ~1921 |
| Jim Brooks | Head | — | 63 | ~1877 |
| Lawrence Brooks | Other | — | 2 | ~1938 |
| Leroy Brooks | Other | — | ~1940 | |
| Alex Brooks | Son | — | 12 | ~1928 |
| Jacob Brooks | Son | — | 15 | ~1925 |
| Charlie Brooks | Son | — | 13 | ~1927 |
| Estelle Brooks | Spouse | — | 53 | ~1887 |
Census Appearances
1930
Orangeburg, South …
Daughter, age 1
Orangeburg, South Carolina · implied b. ~1929 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brooks |
| Given Name | Maria L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 1 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | none |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1940
Orangeburg-County, South …
Daughter, age 11
Orangeburg-County, South Carolina · implied b. ~1929 — 12 household members
| Surname | Brooks |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | Black |
| Age | 11 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | Middle T |
| 1935 Residence (County) | Orangeburg |
| Industry | 0 |
| Highest Grade | No 2 |
| 1935 Residence | Same place |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
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 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Brooks
Daughter · 1940 · age 11 · b. ~1929 · South Carolina
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Sibling
Alex Brooks
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lucile Brooks
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jacob Brooks
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Birdie Brooks
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Martha Brooks
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charlie Brooks
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jessie Brooks
Sibling · 1940 · age 19
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 — Orangeburg-County, South Carolina
Open full size
1940 US Federal Census — Orangeburg-County, South Carolina
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03830-00270)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ruby Hutchens | 32 | daughter | — | South Carolina |
| 2 | Margaret Hutchens | 10 | daughter | — | South Carolina |
| 3 | Marion J. Smith | 50 | Head | Farmer | South Carolina |
| 4 | Edith C. Smith | 46 | Wife | Home Keeping | South Carolina |
| 5 | Joseph Smith | 20 | son | Farm Laborer | South Carolina |
| 6 | Terrel Smith | 14 | son | Student | South Carolina |
| 7 | Jim Brooks | 63 | Head | Farmer | South Carolina |
| 8 | Estelle Brooks | 53 | Wife | Home Keeping | South Carolina |
| 9 | Jessie M. Brooks | 19 | daughter | Farm Laborer | South Carolina |
| 10 | Lucile Brooks | 18 | daughter | Farm Laborer | South Carolina |
| 11 | Jacob C. Brooks | 15 | son | Student | South Carolina |
| 12 | Charlie Brooks | 13 | son | — | South Carolina |
| 13 | Alex Brooks | 12 | son | — | South Carolina |
| 14 | Mary Brooks THIS PERSON | 11 | daughter | — | South Carolina |
| 15 | Martha Brooks | 11 | daughter | — | South Carolina |
| 16 | Birdie M. Brooks | 5 | daughter | — | South Carolina |
| 17 | Lawrence Brooks | 2 | grand son | — | South Carolina |
| 18 | Leroy Brooks | 0 | grand son | — | South Carolina |
| 19 | Isiah Davis | 60 | Head | Farmer | South Carolina |
| 20 | Agnes F. Davis | 56 | Wife | Home Keeping | South Carolina |
| 21 | Isiah Jr. Davis | 21 | son | Farm Laborer | South Carolina |
| 22 | Willie M. Davis | 18 | daughter | Farm Laborer | South Carolina |
| 23 | Lizzie B. Davis | 14 | daughter | Student | South Carolina |
| 24 | Louisa Berry | 10 | daughter | — | South Carolina |
| 25 | George W. Jackson | 23 | Head | Farm Laborer | South Carolina |
| 26 | Lillie Jackson | 20 | Wife | Home Keeping | South Carolina |
| 27 | Mel Jackson | 1 | daughter | — | South Carolina |
| 28 | Martha Jackson | 54 | mother | — | South Carolina |
| 29 | Jolly L. Jackson | 10 | nephew | — | South Carolina |
| 30 | Lucile Jackson | 9 | niece | — | South Carolina |
| 31 | Jake Bookhardt | 53 | Head | Farmer | South Carolina |
| 32 | Frances Bookhardt | 50 | Wife | Home Keeping | South Carolina |
| 33 | Ronie Bookhardt | 18 | son | Farm Laborer | South Carolina |
| 34 | Reuben Berry | 32 | Head | Farm Laborer | South Carolina |
| 35 | Missouri Berry | 36 | Head | Farmer | South Carolina |
| 36 | Frances Berry | 19 | daughter | Home Keeping | South Carolina |
| 37 | Marie Berry | 17 | daughter | Farm Laborer | South Carolina |
| 38 | Georgiana Berry | 11 | daughter | — | South Carolina |
| 39 | Lewis Berry | 9 | son | — | South Carolina |
| 40 | Roosevelt Berry | 6 | son | — | South Carolina |
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)