MS
Mary Simmons — 1940 US Census Record
Model Tree available1940 United States Federal Census · Georgetown-County, South Carolina
Our Model Tree links this Mary Simmons across the 1920, 1930 and 1940 US Censuses in Georgetown-County, South Carolina (XGBoost, ~Confirmed), with identified parents Abraham & John — first a spouse (b.~1917), then head of a 4-person household.
Age 23
b. ~1917
Female
Spouse
Born: South Carolina
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Georgetown-County, South Carolina |
| Surname | Simmons |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 23 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | Waccamaw |
| 1935 Residence (County) | Georgetown |
| Additional Details | |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Township / Ward | Waccamaw |
| Est. Birth Year | ~1917 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Lenamay Simmons | Daughter | — | 2 | ~1938 |
| Louisia Simmons | Daughter | — | 3 | ~1937 |
| Harrol Simmons | Head | — | 28 | ~1912 |
| Mary Simmons | Spouse | — | 23 | ~1917 |
Census Appearances
1920
Georgetown, South …
Daughter, age 5
Georgetown, South Carolina · implied b. ~1915 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Simmons |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 5 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
Daughter, age 14
Georgetown, South Carolina · implied b. ~1916 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Simons |
| Given Name | Mary A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 14 |
| Marital Status | Single |
| Birthplace | South Carolina |
| Father's Birthplace | South Carolina |
| Mother's Birthplace | South Carolina |
| Can Read/Write | No |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
1940
Georgetown-County, South …
Spouse, age 23
Georgetown-County, South Carolina · implied b. ~1917 — 4 household members
| Surname | Simmons |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 23 |
| Marital Status | Married |
| Birthplace | South Carolina |
| 1935 Residence (City) | Waccamaw |
| 1935 Residence (County) | Georgetown |
| Highest Grade | No 6 |
| 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 Simmons across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Abraham Simons (~0.92 confidence) and father John Simmons (~0.92 confidence) and mother Mollie Simmons (~0.92 confidence) and mother Ellen Simons (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Abraham Simons
b. ~1872
Source father
● Household
· direct · ~0.92
Father
John Simmons
b. ~1890
Source father
● Household
· direct · ~0.92
Mother
Mollie Simmons
b. ~1892
Source mother
● Household
· direct · ~0.92
Mother
Ellen Simons
b. ~1900
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Simmons
Spouse · 1940 · age 23 · b. ~1917 · 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 — Georgetown-County, South Carolina
Open full size
1940 US Federal Census — Georgetown-County, South Carolina
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03810-00675)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Harriot Darlington | 23 | Wife | — | South Carolina |
| 2 | Elviria Darlington | 4 | Daughter | — | South Carolina |
| 3 | Harriot Darlington | 7 | Daughter | — | South Carolina |
| 4 | Prymus Jr. Darlington | 2 | Son | — | South Carolina |
| 5 | Infant Darlington | 0 | Son | — | South Carolina |
| 6 | Amie Gadson Darlington | 70 | Mother | — | South Carolina |
| 7 | Harrol Simmons | 28 | Head | Laborer | South Carolina |
| 8 | Mary Simmons THIS PERSON | 23 | Wife | — | South Carolina |
| 9 | Louisia Simmons | 3 | Daughter | — | South Carolina |
| 10 | Lenamay Simmons | 2 | Daughter | — | South Carolina |
| 11 | Joe Jackson | 65 | Head | Laborer | South Carolina |
| 12 | Marie Jackson | 25 | Wife | — | South Carolina |
| 13 | Florence Jackson | 13 | Daughter | — | South Carolina |
| 14 | Ida May Jackson | 5 | Daughter | — | South Carolina |
| 15 | Eddie Gairy | 30 | Head | Laborer | South Carolina |
| 16 | Beatrice Gairy | 24 | Wife | — | South Carolina |
| 17 | Walter B. Gairy | 11 | Son | — | South Carolina |
| 18 | Edward Gairy | 1 | Son | — | South Carolina |
| 19 | Nick Jones | 64 | Head | — | South Carolina |
| 20 | Rebecca Jones | 50 | Daughter | Laborer | South Carolina |
| 21 | Samuel Huggins | 15 | Grandson | — | South Carolina |
| 22 | Dorothy Jones | 7 | Daughter | — | South Carolina |
| 23 | Butler Hare | 80 | Head | — | South Carolina |
| 24 | Willie Brown | 11 | Grandson | — | South Carolina |
| 25 | Levi Brown | 11 | Grandson | — | South Carolina |
| 26 | Virgie Parker | 43 | Daughter | — | South Carolina |
| 27 | James Frasier | 48 | Head | Laborer | South Carolina |
| 28 | Rebecca Frasier | 46 | Wife | — | South Carolina |
| 29 | Sam Frasier | 14 | Son | — | South Carolina |
| 30 | Ben Pruitt | 48 | Head | Laborer | South Carolina |
| 31 | Ernest Knox | 18 | Daughter | — | South Carolina |
| 32 | Rosena Harris | 62 | Lodger | — | South Carolina |
| 33 | Major Diana | 48 | Head | Laborer | South Carolina |
| 34 | Thomas Dunkin | 70 | Head | — | South Carolina |
| 35 | Susanna Dunkin | 60 | Wife | — | South Carolina |
| 36 | Mary Dunkin | 54 | Head | Laborer | South Carolina |
| 37 | John Dunkin | 13 | Son | — | South Carolina |
| 38 | Frank Dunkin | 8 | Son | — | South Carolina |
| 39 | Lottie Dunkin | 6 | Daughter | — | South Carolina |
| 40 | Queen Dunkin | 2 | Daughter | — | South Carolina |
Related Census Records
Pedigree Summary
Mary
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)