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Henry Alexander — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Oconee-County, South Carolina
Our Model Tree links this Henry Alexander across the 1930 and 1940 US Censuses in Oconee-County, South Carolina (XGBoost, ~Confirmed) — first a son (b.~1930), then head of a 8-person household.
Age 10
b. ~1930
Male
Son
Born: South Carolina
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Oconee-County, South Carolina |
| Surname | Alexander |
| Given Name | Henry C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | Seneca Township |
| 1935 Residence (County) | Oconee |
| Additional Details | |
| Highest Grade | No 5 |
| 1935 Residence | Same House |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Township / Ward | Seneca Township |
| Est. Birth Year | ~1930 |
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 Henry | Age | Birth yr |
|---|---|---|---|---|
| Charlotte Alexander | Daughter | — | 12 | ~1928 |
| Louisa Alexander | Daughter | — | 16 | ~1924 |
| Fred Alexander | Son | — | 19 | ~1921 |
| Frank Alexander | Head | — | 49 | ~1891 |
| Henry Alexander | Son | — | 10 | ~1930 |
| Frank Alexander | Son | — | 14 | ~1926 |
| George Alexander | Daughter | — | 30 | ~1910 |
| Minnie Alexander | Spouse | — | 48 | ~1892 |
Census Appearances
1930
Oconee, South …
Son, age
Oconee, South Carolina · implied b. ~1930 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Alexander |
| Given Name | Henry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 0 |
| 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
Oconee-County, South …
Son, age 10
Oconee-County, South Carolina · implied b. ~1930 — 8 household members
| Surname | Alexander |
| Given Name | Henry C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | Seneca Township |
| 1935 Residence (County) | Oconee |
| Highest Grade | No 5 |
| 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 Henry Alexander across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Henry Alexander
Son · 1940 · age 10 · b. ~1930 · South Carolina
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Sibling
Fred Alexander
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Alexander
Sibling · 1940 · age 30
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charlotte Alexander
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Louisa Alexander
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frank Alexander
Sibling · 1940 · age 14
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 — Oconee-County, South Carolina
Open full size
1940 US Federal Census — Oconee-County, South Carolina
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03828-00532)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Jerry Gillespie | 5 | Son | — | South Carolina |
| 42 | Oscar L. Ab Edgar | 51 | Head | Laborer | South Carolina |
| 43 | Bell Edgar | 48 | Wife | Laborer | South Carolina |
| 44 | Loyd Edgar | 29 | Son | Farm | South Carolina |
| 45 | Robert Edgar | 23 | Son | Farm | South Carolina |
| 46 | Grace Edgar | 18 | Daughter | Farm | South Carolina |
| 47 | Ellie Ann Moore | 65 | Head | Farm | South Carolina |
| 48 | Reney Moore | 20 | Son | Farm | South Carolina |
| 49 | Bennie Moore | 18 | Son | Farm | South Carolina |
| 50 | Fulton Moore | 24 | Son | Farm | South Carolina |
| 51 | Helen Moore | 15 | Daughter in law | Laborer | South Carolina |
| 52 | Frank Alexander | 49 | Head | Farmer | South Carolina |
| 53 | Minnie Alexander | 48 | Wife | Farm | South Carolina |
| 54 | George Alexander | 30 | Daughter | Helper On Farm | South Carolina |
| 55 | Fred Alexander | 19 | Son | Helper On Farm | South Carolina |
| 56 | Louisa Alexander | 16 | Daughter | Helper On Farm | South Carolina |
| 57 | Frank Jr. Alexander | 14 | Son | Helper On Farm | South Carolina |
| 58 | Charlotte Alexander | 12 | Daughter | Helper On Farm | South Carolina |
| 59 | Henry C. Alexander THIS PERSON | 10 | Son | — | South Carolina |
| 60 | Rufus Brewer | 59 | Head | Farm | Georgia |
| 61 | Martha B. Brewer | 50 | Wife | Farm | North Carolina |
| 62 | Ailese Brewer | 19 | Daughter | Helper On Farm | South Carolina |
| 63 | Mildred Brewer | 16 | Daughter | Feeble Minded | South Carolina |
| 64 | Louisa Brewer | 22 | Daughter | Farm | South Carolina |
| 65 | Margaret Brewer | 5 | Grand Daughter | — | South Carolina |
| 66 | Leonard Brewer | 3 | Grand Son | — | South Carolina |
| 67 | Earline Brewer | 0 | Grand Daughter | — | South Carolina |
| 68 | Woodrow Brewer | 21 | Head | Farm | South Carolina |
| 69 | Margaret Brewer | 20 | Wife | Helper On Farm | South Carolina |
| 70 | Curtis Baldwin | 40 | Head | Farm | South Carolina |
| 71 | Etta Lee Baldwin | 19 | Wife | Cutting Stakes | South Carolina |
| 72 | Earl Baldwin | 17 | Son | Farm | South Carolina |
| 73 | W. C. Baldwin | 16 | Son | Helper On Farm | South Carolina |
| 74 | Emma Ruth Baldwin | 13 | Daughter | — | South Carolina |
| 75 | Howard Baldwin | 8 | Son | — | South Carolina |
| 76 | Gene Baldwin | 3 | Son | — | South Carolina |
| 77 | Robert L. Baldwin | 78 | Head | Farm | South Carolina |
| 78 | Bertia Baldwin | 69 | Wife | — | South Carolina |
| 79 | Frank White | 58 | Head | Farm | South Carolina |
| 80 | Mamie White | 54 | Wife | Farm | South Carolina |
Related Census Records
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)