HC
Henry Campbell — 1940 US Census Record
Model Tree available1940 United States Federal Census · Darlington-County, South Carolina
Our Model Tree links this Henry Campbell across the 1920, 1930 and 1940 US Censuses in Darlington-County, South Carolina (XGBoost, ~Confirmed), with identified parents Grant & Courtney — first a son (b.~1908), then head of a 6-person household.
Age 32
b. ~1908
Male
Son
Born: South Carolina
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Darlington-County, South Carolina |
| Surname | Campbell |
| Given Name | Henry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 32 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | Antioch District |
| 1935 Residence (County) | Darlington |
| Additional Details | |
| Occupation | Orderly |
| Industry | Hospital |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 260 |
| Highest Grade | No 0 |
| 1935 Residence | Same place |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Occupation | Orderly |
| Township / Ward | Antioch District |
| Est. Birth Year | ~1908 |
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 Henry | Age | Birth yr |
|---|---|---|---|---|
| Mary Campbell | Head | — | 62 | ~1878 |
| Amanda Campbell | Other | — | 16 | ~1924 |
| Easter Campbell | Daughter | — | 33 | ~1907 |
| Lillie Campbell | Other | — | 13 | ~1927 |
| Henry Campbell | Son | — | 32 | ~1908 |
| Joe Campbell | Other | — | 17 | ~1923 |
Census Appearances
1920
Darlington, South …
Son, age 12
Darlington, South Carolina · implied b. ~1908 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | Henry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 12 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Helper |
| Industry | Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1930
Darlington, South …
Son, age 20
Darlington, South Carolina · implied b. ~1910 — 15 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | Henry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 20 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Age at First Marriage | 19 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Farm Laborer |
| Industry | General Farm |
| Class of Worker | W |
| Can Read/Write | No |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1940
Darlington-County, South …
Son, age 32
Darlington-County, South Carolina · implied b. ~1908 — 6 household members
| Surname | Campbell |
| Given Name | Henry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 32 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | Antioch District |
| 1935 Residence (County) | Darlington |
| Occupation | Orderly |
| Industry | Hospital |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 260 |
| Highest Grade | No 0 |
| 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 Henry Campbell across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Grant Campbell (~0.92 confidence) and mother Courtney Campbell (~0.92 confidence) and mother Mary Campbell (~0.92 confidence) and mother Mary Campbell (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Grant Campbell
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Courtney Campbell
b. ~1881
Source mother
● Household
· direct · ~0.92
Mother
Mary Campbell
b. ~1878
Source mother
● Household
· direct · ~0.92
Mother
Mary Campbell
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Henry Campbell
Son · 1940 · age 32 · b. ~1908 · South Carolina
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Sibling
Easter Campbell
Sibling · 1940 · age 33
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 — Darlington-County, South Carolina
Open full size
1940 US Federal Census — Darlington-County, South Carolina
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03803-00124)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Rachel Bristow | 15 | Granddaughter | — | South Carolina |
| 2 | Jack Purvis | 64 | Head | Night Watchman | South Carolina |
| 3 | Sarah Jane Purvis | 54 | Wife | — | South Carolina |
| 4 | George Purvis | 18 | Son | — | South Carolina |
| 5 | Elizabeth Purvis | 18 | Daughter | — | South Carolina |
| 6 | Roach Marion Gandy | 55 | Head | Farmer | South Carolina |
| 7 | Mary W. Gandy | 40 | Wife | Teacher | South Carolina |
| 8 | Roach Jr. Gandy | 7 | Son | — | South Carolina |
| 9 | Jesse Jordan | 38 | Lodger | Gardener | Alabama |
| 10 | B. Murphy Duval | 28 | Head | Ins. Agent | South Carolina |
| 11 | Lozette Duval | 31 | Wife | Teacher | South Carolina |
| 12 | Bernice Miller | 30 | Head | Labourer | South Carolina |
| 13 | Lula Miller | 42 | Wife | — | South Carolina |
| 14 | Lula May Miller | 22 | Daughter | — | South Carolina |
| 15 | James Miller | 18 | Son | Labourer | South Carolina |
| 16 | Hampton Miller | 14 | Son | Labourer | South Carolina |
| 17 | Lottie George | 26 | Head | Cook | South Carolina |
| 18 | Millie George | 7 | Son | — | South Carolina |
| 19 | Boyd Jr. George | 5 | Son | — | South Carolina |
| 20 | James Edward George | 3 | Son | — | South Carolina |
| 21 | Carroll George | 0 | Son | — | South Carolina |
| 22 | Ida May Isaac | 24 | Head | Labourer | South Carolina |
| 23 | Le Roy Isaac | 3 | Son | — | South Carolina |
| 24 | Bennie Lee Isaac | 1 | Son | — | South Carolina |
| 25 | Rosa Mcdaniel | 26 | Head | Labourer | South Carolina |
| 26 | Verlie May Mcdaniel | 6 | Daughter | — | South Carolina |
| 27 | Edith May Mcdaniel | 4 | Daughter | — | South Carolina |
| 28 | Mary Louise Mcdaniel | 0 | Daughter | — | South Carolina |
| 29 | Alice Murphy | 69 | Grandmother | — | South Carolina |
| 30 | Perry Ratcliff | 27 | Head | Labourer | South Carolina |
| 31 | Esther Ratcliff | 27 | Wife | — | South Carolina |
| 32 | Bobbie Ratcliff | 8 | Daughter | — | South Carolina |
| 33 | Donnie Ratcliff | 6 | Son | — | South Carolina |
| 34 | Kelly Jo Ratcliff | 3 | Daughter | — | South Carolina |
| 35 | Mary Ann Campbell | 62 | Head | Farmer | South Carolina |
| 36 | Easter Campbell | 33 | Daughter | Labourer | South Carolina |
| 37 | Henry Campbell THIS PERSON | 32 | Son | Orderly | South Carolina |
| 38 | Amanda Campbell | 16 | Granddaughter | Helper | South Carolina |
| 39 | Joe Campbell | 17 | Grandson | Helper | South Carolina |
| 40 | Lillie Violet Campbell | 13 | Granddaughter | Helper | South Carolina |
Pedigree Summary
Henry + 1 sibling
Gen 1 · 4 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)