MS
Mary Simon — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Lee-County, South Carolina
Our Model Tree links this Mary Simon across the 1930 and 1940 US Censuses in Lee-County, South Carolina (XGBoost, ~Confirmed) — first a daughter (b.~1928), then head of a 8-person household.
Age 12
b. ~1928
Female
Daughter
Born: South Carolina
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Lee-County, South Carolina |
| Surname | Simon |
| Given Name | Mary Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 12 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | Bishopville Township |
| 1935 Residence (County) | Lee |
| Additional Details | |
| Highest Grade | No 2 |
| 1935 Residence | Same place |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Township / Ward | Bishopville Township |
| Est. Birth Year | ~1928 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Jerome Simon | Son | — | 17 | ~1923 |
| Willie Simon | Daughter | — | 14 | ~1926 |
| Andrew Simon | Son | — | 16 | ~1924 |
| Elliott Simon | Head | — | 45 | ~1895 |
| Carrie Simon | Spouse | — | 40 | ~1900 |
| Mary Simon | Daughter | — | 12 | ~1928 |
| Hector Simon | Son | — | 9 | ~1931 |
| Elliott Simon | Son | — | 10 | ~1930 |
Census Appearances
1930
Lee, South …
Daughter, age 3
Lee, South Carolina · implied b. ~1927 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Simon |
| Given Name | Mary Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 3 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Occupation | none |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1940
Lee-County, South …
Daughter, age 12
Lee-County, South Carolina · implied b. ~1928 — 8 household members
| Surname | Simon |
| Given Name | Mary Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 12 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | Bishopville Township |
| 1935 Residence (County) | Lee |
| Highest Grade | No 2 |
| 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 Mary Simon across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Simon
Daughter · 1940 · age 12 · b. ~1928 · South Carolina
★ You are viewing this record
Sibling
Willie Simon
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Andrew Simon
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hector Simon
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elliott Simon
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jerome Simon
Sibling · 1940 · age 17
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 — Lee-County, South Carolina
Open full size
1940 US Federal Census — Lee-County, South Carolina
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03822-00121)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Robert B. Missouri | 52 | Head | Farm Laborer | South Carolina |
| 2 | Louise Missouri | 49 | Wife | Farm Laborer | South Carolina |
| 3 | Elois Missouri | 10 | Daughter | — | South Carolina |
| 4 | Edith Mickens | 15 | Daughter | — | South Carolina |
| 5 | Fred Mickens | 14 | Son | Wood Cutter | South Carolina |
| 6 | Leroy Mickens | 14 | Son | Farm Laborer | South Carolina |
| 7 | Louisa Mickens | 13 | Step-son | — | South Carolina |
| 8 | David Mickens | 21 | Nephew | Farm Laborer | South Carolina |
| 9 | Elliott B. Simon | 45 | Head | Farm Laborer | South Carolina |
| 10 | Carrie Simon | 40 | Wife | — | South Carolina |
| 11 | Willie May Simon | 14 | Daughter | — | South Carolina |
| 12 | Jerome Simon | 17 | Son | Farm Laborer | South Carolina |
| 13 | Andrew Simon | 16 | Son | Farm Laborer | South Carolina |
| 14 | Mary Ruth Simon THIS PERSON | 12 | Daughter | — | South Carolina |
| 15 | Elliott Jr. Simon | 10 | Son | — | South Carolina |
| 16 | Hector Simon | 9 | Son | — | South Carolina |
| 17 | Stewart Muldrow | 62 | Head | Farm Tenant | South Carolina |
| 18 | Lillie Muldrow | 40 | Wife | — | South Carolina |
| 19 | Rosanna Muldrow | 17 | Daughter | — | South Carolina |
| 20 | Geraldine Muldrow | 15 | Daughter | — | South Carolina |
| 21 | James Muldrow | 14 | Son | Farm Laborer | South Carolina |
| 22 | Rosalee Muldrow | 11 | Daughter | — | South Carolina |
| 23 | Margaret Muldrow | 7 | Daughter | — | South Carolina |
| 24 | Cathie Muldrow | 6 | Daughter | — | South Carolina |
| 25 | Geneva Conyers | 17 | Step-daughter | — | South Carolina |
| 26 | Mattie Conyers | 16 | Step-daughter | — | South Carolina |
| 27 | Janice Conyers | 14 | Step-daughter | — | South Carolina |
| 28 | James Conyers | 14 | Son | Farm Laborer | South Carolina |
| 29 | Lewis Prince | 25 | Son-in-law | Log Roller | South Carolina |
| 30 | Elois Prince | 22 | Daughter | — | South Carolina |
| 31 | Lillie Mae Prince | 4 | Daughter | — | South Carolina |
| 32 | Dockaw Prince | 2 | Son | — | South Carolina |
| 33 | Barie May Prince | 1 | Daughter | — | South Carolina |
| 34 | Willie Addison | 23 | Head | Farm Laborer | South Carolina |
| 35 | Mary Louise Addison | 21 | Wife | — | South Carolina |
| 36 | Mary Lou Addison | 2 | Daughter | — | South Carolina |
| 37 | James Commander | 24 | Lodger | Farm Laborer | South Carolina |
| 38 | Dora Commander | 18 | Lodger | — | South Carolina |
| 39 | Isaac William | 28 | Head | Farm Tenant | South Carolina |
| 40 | James Howard | 25 | Brother-in-law | — | 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)