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John Mayer — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Newberry-County, South Carolina
Our Model Tree links this John Mayer across the 1930 and 1940 US Censuses in Newberry-County, South Carolina (XGBoost, ~Confirmed) — first a son (b.~1921), then head of a 9-person household.
Age 19
b. ~1921
Male
Son
Born: South Carolina
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Newberry-County, South Carolina |
| Surname | Mayer |
| Given Name | John E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | Twp 11 Heller |
| 1935 Residence (County) | Newberry |
| Additional Details | |
| Occupation | Labor on Farm |
| Industry | at Home |
| Class of Worker | NP |
| Income (1939) | 0 |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birth State | South Carolina |
| Birth Country | United States |
| Birthplace (normalized) | south carolina |
| Occupation | Labor On Farm |
| Township / Ward | Twp 11 Heller |
| 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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Rosalyn Mayer | Daughter | — | 17 | ~1923 |
| Mildred Mayer | Daughter | — | 21 | ~1919 |
| Marie Mayer | Daughter | — | 13 | ~1927 |
| Luther Mayer | Head | — | 53 | ~1887 |
| Cecil Mayer | Son | — | 11 | ~1929 |
| John Mayer | Son | — | 19 | ~1921 |
| Richard Mayer | Son | — | 15 | ~1925 |
| Carroll Mayer | Son | — | 22 | ~1918 |
| Violet Mayer | Spouse | — | 48 | ~1892 |
Census Appearances
1930
Newberry, South …
Son, age 9
Newberry, South Carolina · implied b. ~1921 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mayer |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| 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 |
1940
Newberry-County, South …
Son, age 19
Newberry-County, South Carolina · implied b. ~1921 — 9 household members
| Surname | Mayer |
| Given Name | John E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | South Carolina |
| 1935 Residence (City) | Twp 11 Heller |
| 1935 Residence (County) | Newberry |
| Occupation | Labor on Farm |
| Industry | at Home |
| Class of Worker | NP |
| Income (1939) | 0 |
| Highest Grade | H-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 John Mayer across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Mayer
Son · 1940 · age 19 · b. ~1921 · South Carolina
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Sibling
Carroll Mayer
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marie Mayer
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Mayer
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Cecil Mayer
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rosalyn Mayer
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Mayer
Sibling · 1940 · age 21
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 — Newberry-County, South Carolina
Open full size
1940 US Federal Census — Newberry-County, South Carolina
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03827-00865)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Luther D. Mayer | 53 | Head | Farmer | South Carolina |
| 2 | Violet Mayer | 48 | Wife | Housewife | South Carolina |
| 3 | Carroll Mayer | 22 | Son | Labor On Farm | South Carolina |
| 4 | Mildred Mayer | 21 | Daughter | Nurse | South Carolina |
| 5 | John E. Mayer THIS PERSON | 19 | Son | Labor On Farm | South Carolina |
| 6 | Rosalyn Mayer | 17 | Daughter | Labor On Farm | South Carolina |
| 7 | Richard Mayer | 15 | Son | — | South Carolina |
| 8 | Marie Mayer | 13 | Daughter | — | South Carolina |
| 9 | Cecil Mayer | 11 | Son | — | South Carolina |
| 10 | Glenn Holly | 52 | Head | Farmer | South Carolina |
| 11 | Amanda Holly | 61 | Wife | — | South Carolina |
| 12 | Sumer Chapman | 57 | Head | Farmer | South Carolina |
| 13 | Janie Chapman | 54 | Wife | Labor On Farm | South Carolina |
| 14 | Benedict Chapman | 24 | Son | Labor On Farm | South Carolina |
| 15 | Claude Boland | 48 | Head | Farmer | South Carolina |
| 16 | Kattie E. Boland | 44 | Wife | Labor On Farm | South Carolina |
| 17 | Ray Boland | 18 | Son | Labor On Farm | South Carolina |
| 18 | William Boland | 15 | Son | — | South Carolina |
| 19 | Alice Jane Boland | 6 | Daughter | — | South Carolina |
| 20 | Mary Caroline Boland | 3 | Daughter | — | South Carolina |
| 21 | Thomas John | 82 | Father | — | South Carolina |
| 22 | Charley D. Free | 67 | Head | Farmer | South Carolina |
| 23 | Bessie Alice Free | 63 | Wife | Labor On Farm | South Carolina |
| 24 | Willie Ray Free | 28 | Son | Labor On St. Hy | South Carolina |
| 25 | Ella Mae Free | 24 | Daughter in law | Labor On Farm | South Carolina |
| 26 | Willie Mae Free | 7 | Grand daughter | — | South Carolina |
| 27 | Josep Free | 2 | Grand son | — | South Carolina |
| 28 | Sidney Stoudemire | 77 | Head | Farmer | South Carolina |
| 29 | Martha Stoudemire | 66 | Wife | Housewife | South Carolina |
| 30 | Thelma Stoudemire | 38 | Daughter | Helper On Farm | South Carolina |
| 31 | George Stoudemire | 36 | Head | Farmer | South Carolina |
| 32 | Thelma D. Stoudemire | 27 | Wife | — | South Carolina |
| 33 | Frank Gulman | 55 | Head | Farmer | South Carolina |
| 34 | Carrie Gulman | 52 | Wife | Helper On Farm | South Carolina |
| 35 | David Gulman | 24 | Son | Pulp Wood Cutter | South Carolina |
| 36 | Benzie Gulman | 22 | Daughter | Help On Farm | South Carolina |
| 37 | John B. Gulman | 19 | Son | Labor On Farm | South Carolina |
| 38 | Brunette Gulman | 11 | Daughter | — | South Carolina |
| 39 | George Rice | 5 | Grand son | — | South Carolina |
| 40 | Johnny Ray Rice | 3 | Grand 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)