JC
James Crosby — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Florence-County, South Carolina
Our Model Tree links this James Crosby across the 1930 and 1940 US Censuses in Florence-County, South Carolina (XGBoost, ~Confirmed) — first a son (b.~1927), then head of a 5-person household.
Age 13
b. ~1927
Male
Son
Born: South Carolina
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Florence-County, South Carolina |
| Surname | Crosby |
| Given Name | James F. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (County) | Cedar Town |
| Additional Details | |
| Highest Grade | S 7 |
| 1935 Residence | Polk |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Township / Ward | Florence City |
| Est. Birth Year | ~1927 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| James Crosby | Son | — | 13 | ~1927 |
| Kathryn Crosby | Daughter | — | 10 | ~1930 |
| Jean Crosby | Daughter | — | 6 | ~1934 |
| James Crosby | Head | — | 42 | ~1898 |
| Bernice Crosby | Spouse | — | 36 | ~1904 |
Census Appearances
1930
Florence, South …
Son, age 2
Florence, South Carolina · implied b. ~1928 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Crosby |
| Given Name | James Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 2 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1940
Florence-County, South …
Son, age 13
Florence-County, South Carolina · implied b. ~1927 — 5 household members
| Surname | Crosby |
| Given Name | James F. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (County) | Cedar Town |
| Highest Grade | S 7 |
| 1935 Residence | Polk |
| 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 James Crosby across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Crosby
Son · 1940 · age 13 · b. ~1927 · South Carolina
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Sibling
Jean Crosby
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kathryn Crosby
Sibling · 1940 · age 10
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 — Florence-County, South Carolina
Open full size
1940 US Federal Census — Florence-County, South Carolina
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03808-00722)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Patricia Jeffords | 3 | Daughter | — | South Carolina |
| 2 | O. Kelley W. Howard | 62 | Head | Merchant | North Carolina |
| 3 | Miriam Howard | 43 | Wife | — | Virginia |
| 4 | James F. Crosby | 42 | Head | 76 | South Carolina |
| 5 | Bernice Crosby | 36 | Wife | — | South Carolina |
| 6 | James F. Jr. Crosby THIS PERSON | 13 | Son | — | South Carolina |
| 7 | Kathryn Crosby | 10 | Daughter | — | South Carolina |
| 8 | Jean Crosby | 6 | Daughter | — | Georgia |
| 9 | Raymond B. Gardner | 43 | Head | Yard Foreman | South Carolina |
| 10 | Raymond B. Jr. Gardner | 6 | Son | — | South Carolina |
| 11 | Anne G. Hussey | 50 | Head | — | Virginia |
| 12 | Vivian G. Hussey | 20 | Daughter | — | South Carolina |
| 13 | Edgar M. Geddie | 28 | Head | 44 | North Carolina |
| 14 | Katie Lee Geddie | 23 | Wife | — | North Carolina |
| 15 | Charles K. Epps | 35 | Head | 49 | South Carolina |
| 16 | Margaret B. Epps | 31 | Wife | — | South Carolina |
| 17 | Charles P. Jones | 31 | Head | 42 | Georgia |
| 18 | Alice M. Jones | 25 | Wife | — | Alabama |
| 19 | Charles P. Jr. Jones | 0 | Son | — | South Carolina |
| 20 | Sidney R. Flowers | 57 | Head | Master Car Builder | South Carolina |
| 21 | Penelope Flowers | 55 | Wife | — | South Carolina |
| 22 | Elizabeth Jim Flowers | 18 | Daughter | — | South Carolina |
| 23 | M. Jean Flowers | 15 | Daughter | — | South Carolina |
| 24 | Riffle M. Eskridge | 30 | Head | — | South Carolina |
| 25 | Wade H. Plummer | 50 | Head | Car Distributor | South Carolina |
| 26 | Lottie L. Plummer | 40 | Wife | Railroad Engineer | South Carolina |
| 27 | Melna Plummer | 18 | Daughter | — | South Carolina |
| 28 | L. Ellerbe Terry | 39 | Head | Agent | South Carolina |
| 29 | Marian Terry | 31 | Wife | — | South Carolina |
| 30 | Aurelia J. Terry | 9 | Daughter | — | South Carolina |
| 31 | James Terry | 5 | Son | — | South Carolina |
| 32 | George Terry | 1 | Son | — | South Carolina |
| 33 | Magnalia Davis | 17 | Servant | 56 | South Carolina |
| 34 | J. Wilmer Ward | 54 | Head | Machine Operator | South Carolina |
| 35 | Nancy Ward | 47 | Wife | — | South Carolina |
| 36 | Sarah Lee Ward | 25 | Daughter | — | South Carolina |
| 37 | Wilma Ward | 23 | Daughter | — | South Carolina |
| 38 | William T. Ward | 21 | Son | Stenographic Clerk | South Carolina |
| 39 | Sarah A. Bailey | 74 | Mother-in-law | — | South Carolina |
| 40 | — | None | — | — | — |
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)