MC
Mary Crosby — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Colleton-County, South Carolina
Our Model Tree links this Mary Crosby across the 1930 and 1940 US Censuses in Colleton-County, South Carolina (XGBoost, ~Confirmed) — first a spouse (b.~1894), then head of a 8-person household.
Age 46
b. ~1894
Female
Spouse
Born: South Carolina
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Colleton-County, South Carolina |
| Surname | Crosby |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | Verdier Township |
| 1935 Residence (County) | Colleton |
| Additional Details | |
| Highest Grade | Hs 1 |
| 1935 Residence | Same House |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Township / Ward | Verdier Township |
| Est. Birth Year | ~1894 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Chester Crosby | Son | — | 10 | ~1930 |
| E Crosby | Head | — | 53 | ~1887 |
| Eilie Crosby | Daughter | — | 5 | ~1935 |
| Julian Crosby | Son | — | 29 | ~1911 |
| Vance Crosby | Son | — | 16 | ~1924 |
| Harold Crosby | Son | — | 25 | ~1915 |
| Mary Crosby | Spouse | — | 46 | ~1894 |
| David Crosby | Son | — | 13 | ~1927 |
Census Appearances
1930
Colleton, South …
Spouse, age 36
Colleton, South Carolina · implied b. ~1894 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Crosby |
| Given Name | Mary R. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Age at First Marriage | 16 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Can Read/Write | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1940
Colleton-County, South …
Spouse, age 46
Colleton-County, South Carolina · implied b. ~1894 — 8 household members
| Surname | Crosby |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | Verdier Township |
| 1935 Residence (County) | Colleton |
| Highest Grade | Hs 1 |
| 1935 Residence | Same House |
| 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 Crosby across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Crosby
Spouse · 1940 · age 46 · b. ~1894 · South Carolina
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Colleton-County, South Carolina
Open full size
1940 US Federal Census — Colleton-County, South Carolina
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03801-00619)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lottie Brown | 23 | Daughter-in-law | — | South Carolina |
| 2 | O. P. Crosby | 41 | Head | Farmer | South Carolina |
| 3 | Geneva Crosby | 37 | Wife | — | South Carolina |
| 4 | Cruth Crosby | 15 | Son | Farm Laborer | South Carolina |
| 5 | Clyde Crosby | 10 | Son | — | South Carolina |
| 6 | E. M. Crosby | 53 | Head | Farmer | South Carolina |
| 7 | Mary Crosby THIS PERSON | 46 | Wife | — | South Carolina |
| 8 | Julian Crosby | 29 | Son | Farm Laborer | South Carolina |
| 9 | Harold Crosby | 25 | Son | Farm Laborer | South Carolina |
| 10 | Vance Crosby | 16 | Son | Farm Laborer | South Carolina |
| 11 | David Crosby | 13 | Son | — | South Carolina |
| 12 | Chester Crosby | 10 | Son | — | South Carolina |
| 13 | Eilie Crosby | 5 | Daughter | — | South Carolina |
| 14 | Jane Lloyd | 70 | Head | — | South Carolina |
| 15 | Louisa Brown | 28 | Daughter | — | South Carolina |
| 16 | Ernestine Mcneil | 26 | Daughter | Laundress | South Carolina |
| 17 | Abraham Frazier | 64 | Head | Ditch Digger | South Carolina |
| 18 | Jamie Frazier | 50 | Wife | — | South Carolina |
| 19 | Van Crosby | 36 | Head | Truck Driver | South Carolina |
| 20 | Florrie Crosby | 30 | Wife | — | South Carolina |
| 21 | Dousby Driggers | 45 | Head | Manager | South Carolina |
| 22 | Edel Driggers | 46 | Wife | Farmer | South Carolina |
| 23 | Georgia Seigler | 76 | Mother-in-law | — | South Carolina |
| 24 | Myrtle Seigler | 11 | Niece | — | South Carolina |
| 25 | Niece Seigler | None | F | — | — |
| 26 | Grover Seigler | 22 | Brother-in-law | Farmer | South Carolina |
| 27 | Earle Griffin | 21 | Head | Farm Laborer | South Carolina |
| 28 | Catharine Griffin | 24 | Wife | — | South Carolina |
| 29 | Nettie Griffin | 5 | Daughter | — | South Carolina |
| 30 | William A. Avant | 46 | Head | Foreman Carpenter | South Carolina |
| 31 | Nettie Avant | 42 | Wife | — | South Carolina |
| 32 | Helen Avant | 15 | Daughter | — | South Carolina |
| 33 | Mamie Avant | 13 | Daughter | — | South Carolina |
| 34 | Lila Mae Avant | 11 | Daughter | — | South Carolina |
| 35 | Bill Avant | 9 | Son | — | South Carolina |
| 36 | Elmer Avant | 6 | Son | — | South Carolina |
| 37 | Carrie Avant | 5 | Daughter | — | South Carolina |
| 38 | Willie Sykes | 45 | Head | Laborer | South Carolina |
| 39 | Josephine Sykes | 26 | Wife | — | South Carolina |
| 40 | Willie Jr. Sykes | 11 | 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)