MK
Mary Knight — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Laurens-County, South Carolina
Our Model Tree links this Mary Knight across the 1920, 1930 and 1940 US Censuses in Laurens-County, South Carolina (XGBoost, ~Confirmed) — first a spouse (b.~1898), then head of a 6-person household.
Age 42
b. ~1898
Female
Spouse
Born: South Carolina
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Laurens-County, South Carolina |
| Surname | Knight |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (County) | Laurens |
| Additional Details | |
| Occupation | Cotton Mill |
| Industry | PW |
| Class of Worker | 494 |
| Highest Grade | No 1 |
| 1935 Residence | 32 |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Occupation | Cotton Mill |
| Township / Ward | Lydia Mill |
| Est. Birth Year | ~1898 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Evelyn Knight | Daughter | — | 12 | ~1928 |
| James Knight | Head | — | 47 | ~1893 |
| Lola Burnett | Other | — | 63 | ~1877 |
| Billie Knight | Son | — | 7 | ~1933 |
| William Knight | Son | — | 14 | ~1926 |
| Mary Knight | Spouse | — | 42 | ~1898 |
Census Appearances
1920
Laurens, South …
Spouse, age 20
Laurens, South Carolina · implied b. ~1900 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Knight |
| Given Name | Mary T |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1930
Laurens, South …
Spouse, age 31
Laurens, South Carolina · implied b. ~1899 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Knight |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | South Carolina |
| Age at First Marriage | 19 |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | Spinner |
| Industry | Cotton Mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1940
Laurens-County, South …
Spouse, age 42
Laurens-County, South Carolina · implied b. ~1898 — 6 household members
| Surname | Knight |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (County) | Laurens |
| Occupation | Cotton Mill |
| Industry | PW |
| Class of Worker | 494 |
| Highest Grade | No 1 |
| 1935 Residence | 32 |
| 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 Mary Knight across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Knight
Spouse · 1940 · age 42 · b. ~1898 · South Carolina
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Laurens-County, South Carolina
Open full size
1940 US Federal Census — Laurens-County, South Carolina
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03821-00473)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Julian C. Hairston | 3 | Son | — | South Carolina |
| 42 | Guy C. Parrish | 38 | Head | Cotton Mill | South Carolina |
| 43 | Lula S. Parrish | 40 | Wife | — | Tennessee |
| 44 | Guy C. Jr. Parrish | 17 | Son | — | South Carolina |
| 45 | Puris C. Parrish | 12 | Son | — | South Carolina |
| 46 | Reba E. Parrish | 4 | Daughter | — | South Carolina |
| 47 | Betty L. Parrish | 1 | Daughter | — | South Carolina |
| 48 | Here Ends Marion St And Begins Hampton St. | None | — | — | — |
| 49 | Mollie Threat | 54 | Head | Cotton Mill | South Carolina |
| 50 | Gladys L. Threat | 17 | Daughter | — | South Carolina |
| 51 | Houston Threat | 9 | Son | — | South Carolina |
| 52 | Walter D. Nelson | 24 | Head | Cotton Mill | South Carolina |
| 53 | Virginia Nelson | 22 | Wife | Cotton Mill | South Carolina |
| 54 | Curtis W. Nelson | 4 | Son | — | South Carolina |
| 55 | Donald F. Nelson | 1 | Son | — | South Carolina |
| 56 | Fred Stein | 40 | Lodger | Cotton Mill | — |
| 57 | James E. Knight | 47 | Head | Cotton Mill | South Carolina |
| 58 | Mary Knight THIS PERSON | 42 | Wife | Cotton Mill | South Carolina |
| 59 | William E. Knight | 14 | Son | — | South Carolina |
| 60 | Evelyn G. Knight | 12 | Daughter | — | South Carolina |
| 61 | Billie J. Knight | 7 | Son | — | South Carolina |
| 62 | Lola Burnett | 63 | Mother-in-law | — | South Carolina |
| 63 | John Burnett | 42 | Head | Cotton Mill | South Carolina |
| 64 | Minnie V. Burnett | 35 | Wife | Cotton Mill | Tennessee |
| 65 | Minnie Burnett | 11 | Daughter | — | South Carolina |
| 66 | John Jr. Burnett | 9 | Son | — | South Carolina |
| 67 | Lylie M. Burnett | 7 | Daughter | — | South Carolina |
| 68 | Henry P. Abercrombie | 43 | Head | Cotton Mill | South Carolina |
| 69 | Herbert M. Abercrombie | 41 | Wife | Cotton Mill | South Carolina |
| 70 | Jessie Ch. Abercrombie | 23 | Son | — | South Carolina |
| 71 | Leon Abercrombie | 12 | Son | — | South Carolina |
| 72 | Billie Abercrombie | 8 | Son | — | South Carolina |
| 73 | Here Ends Hampton St And Begins Parker St. | None | — | — | — |
| 74 | John P. Shockley | 49 | Head | — | South Carolina |
| 75 | Eula Shockley | 44 | Wife | Cotton Mill | South Carolina |
| 76 | Irvin W. Shockley | 19 | Son | Cotton Mill | South Carolina |
| 77 | Pauline E. Shockley | 23 | Daughter-in-law | Cotton Mill | South Carolina |
| 78 | Bobby J. Shockley | 4 | Granddaughter | — | South Carolina |
| 79 | Josh Matt | 50 | Head | Cotton Mill | South Carolina |
| 80 | Alice Matt | 45 | Wife | Cotton Mill | 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)