WD
William Dennis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Clarendon-County, South Carolina
Our Model Tree links this William Dennis across the 1930 and 1940 US Censuses in Clarendon-County, South Carolina (XGBoost, ~Confirmed) — first a head (b.~1885), then head of a 6-person household.
Age 55
b. ~1885
Male
Head
Born: South Carolina
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Clarendon-County, South Carolina |
| Surname | Dennis |
| Given Name | William D. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | Sammy Swamp |
| 1935 Residence (County) | Clarendon |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | E |
| Hours Worked | 45 |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Occupation | Farmer |
| Township / Ward | Sammy Swamp |
| Est. Birth Year | ~1885 |
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 William | Age | Birth yr |
|---|---|---|---|---|
| William Dennis | Head | — | 55 | ~1885 |
| Theron Dennis | Son | — | 8 | ~1932 |
| Marvin Dennis | Son | — | 14 | ~1926 |
| Elise Dennis | Daughter | — | 19 | ~1921 |
| Leon Dennis | Son | — | 12 | ~1928 |
| Mary Dennis | Spouse | — | 48 | ~1892 |
Census Appearances
1930
Clarendon, South …
Head, age 45
Clarendon, South Carolina · implied b. ~1885 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dennis |
| Given Name | William D. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Age at First Marriage | 22 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1940
Clarendon-County, South …
Head, age 55
Clarendon-County, South Carolina · implied b. ~1885 — 6 household members
| Surname | Dennis |
| Given Name | William D. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | Sammy Swamp |
| 1935 Residence (County) | Clarendon |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | E |
| Hours Worked | 45 |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 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 William Dennis across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Dennis
Head · 1940 · age 55 · b. ~1885 · South Carolina
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Clarendon-County, South Carolina
Open full size
1940 US Federal Census — Clarendon-County, South Carolina
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03800-00753)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Grand- Miffort | None | M | — | — |
| 42 | Grand- Saleman | None | M | — | — |
| 43 | Weekins Thompson | 23 | Head | Laborer | South Carolina |
| 44 | Katie Thompson | 22 | Wife | — | South Carolina |
| 45 | Josephine Thompson | 3 | Daughter | — | South Carolina |
| 46 | Thelma Thompson | 2 | Son | — | South Carolina |
| 47 | John Thompson | 28 | Head | Farmer | South Carolina |
| 48 | Blumer Thompson | 35 | Wife | — | South Carolina |
| 49 | Friendly Thompson | 12 | Son | — | South Carolina |
| 50 | Leroy Thompson | 8 | Son | — | South Carolina |
| 51 | Thomas Thompson | 2 | Son | — | South Carolina |
| 52 | Johnnie Rosborough | 44 | Head | Farmer | South Carolina |
| 53 | Annie Rosborough | 38 | Wife | — | South Carolina |
| 54 | Abie Rosborough | 21 | Son | Laborer | South Carolina |
| 55 | Lucile Rosborough | 18 | Daughter | — | South Carolina |
| 56 | Susan Brown | 70 | Head | — | South Carolina |
| 57 | William H. Dennis | 30 | Head | Farmer | South Carolina |
| 58 | Mary Dennis | 24 | Wife | — | South Carolina |
| 59 | Betty Dennis | 4 | Daughter | — | South Carolina |
| 60 | James H. Dennis | 2 | Son | — | South Carolina |
| 61 | Violet Dennis | 0 | Daughter | — | South Carolina |
| 62 | William D. Dennis THIS PERSON | 55 | Head | Farmer | South Carolina |
| 63 | Mary Dennis | 48 | Wife | — | South Carolina |
| 64 | Elise Dennis | 19 | Daughter | Seamstress | South Carolina |
| 65 | Marvin E. Dennis | 14 | Son | — | South Carolina |
| 66 | Leon C. Dennis | 12 | Son | — | South Carolina |
| 67 | Theron Dennis | 8 | Son | — | South Carolina |
| 68 | Edwin C. Lucky | 21 | Head | Soldier | South Carolina |
| 69 | Mattie Lucky | 16 | Daughter | — | South Carolina |
| 70 | Lawing Miller | 34 | Head | Laborer | South Carolina |
| 71 | Albert Miller | 20 | Son | Laborer | South Carolina |
| 72 | Annie Miller | 9 | Daughter | — | South Carolina |
| 73 | Mitten Lemon | 24 | Head | Laborer | South Carolina |
| 74 | Mary Lemon | 21 | Wife | — | South Carolina |
| 75 | Enoch Lemon | 2 | Son | — | South Carolina |
| 76 | Mary Lemon | 2 | Daughter | — | South Carolina |
| 77 | Rosa Lemon | 0 | Daughter | — | South Carolina |
| 78 | Ben Leman | 25 | Head | Laborer | South Carolina |
| 79 | Carry Leman | 24 | Wife | — | South Carolina |
| 80 | Ben Jr. Leman | 4 | 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)