FK
Frank Knight — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Marlboro-County, South Carolina
Our Model Tree links this Frank Knight across the 1930 and 1940 US Censuses in Marlboro-County, South Carolina (XGBoost, ~Confirmed) — first a son (b.~1921), then head of a 6-person household.
Age 19
b. ~1921
Male
Son
Born: South Carolina
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Marlboro-County, South Carolina |
| Surname | Knight |
| Given Name | Frank |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | School District 7, Brightsville |
| 1935 Residence (County) | Marlboro |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 50 |
| 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 | School District 7 Brightsville |
| Est. Birth Year | ~1921 |
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 Frank | Age | Birth yr |
|---|---|---|---|---|
| Frank Knight | Son | — | 19 | ~1921 |
| Loretta Knight | Daughter | — | 23 | ~1917 |
| Lotta Quick | Daughter | — | 4 | ~1936 |
| Annie Knight | Daughter | — | 16 | ~1924 |
| Annie Knight | Head | — | 50 | ~1890 |
| Elsie Knight | Daughter | — | 13 | ~1927 |
Census Appearances
1930
Marlboro, South …
Son, age 8
Marlboro, South Carolina · implied b. ~1922 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Knight |
| Given Name | Frank |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 8 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | North Carolina |
| Mother's Birthplace | North Carolina |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1940
Marlboro-County, South …
Son, age 19
Marlboro-County, South Carolina · implied b. ~1921 — 6 household members
| Surname | Knight |
| Given Name | Frank |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | School District 7, Brightsville |
| 1935 Residence (County) | Marlboro |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 50 |
| 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 Frank Knight across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Frank Knight
Son · 1940 · age 19 · b. ~1921 · South Carolina
★ You are viewing this record
Sibling
Loretta Knight
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elsie Knight
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Annie Knight
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lotta Quick
Sibling · 1940 · age 4
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 — Marlboro-County, South Carolina
Open full size
1940 US Federal Census — Marlboro-County, South Carolina
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03826-00162)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Geraldine Quick | 9 | Daughter | — | South Carolina |
| 2 | Lester Quick | 7 | Son | — | South Carolina |
| 3 | Kathelal Quick | 5 | Daughter | — | South Carolina |
| 4 | William E. Covington | 26 | Head | — | South Carolina |
| 5 | Donelle Quick | 70 | Head | — | South Carolina |
| 6 | Edna Quick | 33 | Daughter | Fireman | South Carolina |
| 7 | Dormal D. Quick | 29 | Son | Laborer | South Carolina |
| 8 | Gifford Quick | 5 | Son | — | New Hampshire |
| 9 | Iname Quick | 3 | Daughter | — | New Hampshire |
| 10 | Anita Quick | 2 | Daughter | — | New Hampshire |
| 11 | Wade D. Quick | 22 | Head | Laborer | South Carolina |
| 12 | Louise Quick | 22 | Wife | — | South Carolina |
| 13 | Martha O. Brevith | 55 | Head | — | South Carolina |
| 14 | Doc A. Usher | 64 | Head | Farmer | South Carolina |
| 15 | Nice M. O. Usher | 28 | Son | Foreman | South Carolina |
| 16 | Charlie Usher | 24 | Son | Operator | South Carolina |
| 17 | Margaret Usher | 25 | Daughter | — | South Carolina |
| 18 | James O. Davis | 40 | Head | Farmer | South Carolina |
| 19 | Maggie Davis | 33 | Wife | — | South Carolina |
| 20 | James M. Davis | 14 | Son | — | South Carolina |
| 21 | Annie O. Knight | 50 | Head | — | South Carolina |
| 22 | Loretta Knight | 23 | Daughter | — | South Carolina |
| 23 | Frank Knight THIS PERSON | 19 | Son | Farmer | South Carolina |
| 24 | Annie M. Knight | 16 | Daughter | — | South Carolina |
| 25 | Elsie Knight | 13 | Daughter | — | South Carolina |
| 26 | Lotta Quick | 4 | Daughter | — | South Carolina |
| 27 | Sam Bentley | 25 | Head | Laborer | South Carolina |
| 28 | Edna M. O. Bentley | 20 | Wife | — | South Carolina |
| 29 | Phillip S. Odom | 51 | Head | Farmer | South Carolina |
| 30 | Mollie Odom | 41 | Wife | — | South Carolina |
| 31 | Phillip S. Jr. Odom | 19 | Son | — | South Carolina |
| 32 | Harold Odom | 17 | Son | — | South Carolina |
| 33 | Bill Odom | 15 | Son | — | South Carolina |
| 34 | Louise Odom | 13 | Daughter | — | South Carolina |
| 35 | Thomas O. Johnson | 65 | Head | Farmer | South Carolina |
| 36 | Margaret Johnson | 62 | Wife | — | South Carolina |
| 37 | Frank Jack Johnson | 23 | Son | Laborer | South Carolina |
| 38 | Jonah Johnson | 21 | Son | Laborer | South Carolina |
| 39 | Levonnan Mclaurin | 29 | Head | Cutting Logs | South Carolina |
| 40 | Mary Mclaurin | 25 | Wife | — | 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)