LM
Lois Martin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · East-Baton-Rouge-County, Louisiana
Our Model Tree links this Lois Martin across the 1930 and 1940 US Censuses in East-Baton-Rouge-County, Louisiana (XGBoost, ~Confirmed) — first a daughter (b.~1926), then head of a 7-person household.
Age 14
b. ~1926
Female
Daughter
Born: Louisiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | East-Baton-Rouge-County, Louisiana |
| Surname | Martin |
| Given Name | Lois |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | Rural |
| 1935 Residence (County) | Caldwell |
| Additional Details | |
| Highest Grade | G 7 |
| 1935 Residence | Louisiana |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Township / Ward | Baton Rouge City |
| Est. Birth Year | ~1926 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Lois | Age | Birth yr |
|---|---|---|---|---|
| Lois Martin | Daughter | — | 14 | ~1926 |
| James Martin | Son | — | 16 | ~1924 |
| James Martin | Head | — | 60 | ~1880 |
| James Martin | Son | — | 11 | ~1929 |
| Mary Martin | Spouse | — | 48 | ~1892 |
| Gilbert Martin | Son | — | 20 | ~1920 |
| Ada Martin | Daughter | — | 23 | ~1917 |
Census Appearances
1930
East Baton …
Daughter, age 4
East Baton Rouge, Louisiana · implied b. ~1926 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Lois |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1940
East-Baton-Rouge-County, Louisiana
Daughter, age 14
East-Baton-Rouge-County, Louisiana · implied b. ~1926 — 7 household members
| Surname | Martin |
| Given Name | Lois |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Louisiana |
| 1935 Residence (City) | Rural |
| 1935 Residence (County) | Caldwell |
| Highest Grade | G 7 |
| 1935 Residence | Louisiana |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
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 Lois Martin across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Lois Martin
Daughter · 1940 · age 14 · b. ~1926 · Louisiana
★ You are viewing this record
Sibling
Ada Martin
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Martin
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Martin
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gilbert Martin
Sibling · 1940 · age 20
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 — East-Baton-Rouge-County, Louisiana
Open full size
1940 US Federal Census — East-Baton-Rouge-County, Louisiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01396-00240)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Maxine Lambert | 28 | Daughter | Secretary | Louisiana |
| 42 | Carroll Lambert | 9 | Daughter | — | Louisiana |
| 43 | William Clyde Lambert | 7 | Son | — | Louisiana |
| 44 | Arthur Nolan | 29 | Head | Plumber | Louisiana |
| 45 | Margaret E. Nolan | 26 | Wife | — | New York |
| 46 | Robert Rich | 24 | Brother-in-law | New Worker | New York |
| 47 | Joseph J. Bonura | 26 | Head | Manager | Louisiana |
| 48 | Nancy Q. Bonura | 22 | Wife | — | Louisiana |
| 49 | William Thomas Ware | 54 | Head | Conductor | Tennessee |
| 50 | Maude Allen Ware | 42 | Wife | — | Mississippi |
| 51 | Palmarie Ware | 14 | Daughter | — | Louisiana |
| 52 | Mellie Ware | 80 | Mother | — | Tennessee |
| 53 | Allen J. Bahlinger | 74 | Head | Co-Partner & Manager | Louisiana |
| 54 | Mary Josephine Bahlinger | 80 | Sister | — | Louisiana |
| 55 | Julius A. Leblanc | 51 | Head | Operator | Louisiana |
| 56 | Alma Leblanc | 47 | Wife | — | Louisiana |
| 57 | Julius A. Jr. Leblanc | 15 | Son | — | Louisiana |
| 58 | John D. Riley | 57 | Head | Refrigeration Engineer | Mississippi |
| 59 | Evelyn Lema Riley | 51 | Wife | — | Louisiana |
| 60 | John D. Jr. Riley | 28 | Son | Salesman | Louisiana |
| 61 | Vivian Riley | 28 | Daughter-in-law | — | Louisiana |
| 62 | James W. Martin | 60 | Head | — | Mississippi |
| 63 | Mary A. Martin | 48 | Wife | — | Mississippi |
| 64 | Ada Mae Martin | 23 | Daughter | Seamstress | Louisiana |
| 65 | Gilbert S. Martin | 20 | Son | Filing Clerk | Louisiana |
| 66 | James W. Jr. Martin | 16 | Son | Apprentice | Louisiana |
| 67 | Lois Martin THIS PERSON | 14 | Daughter | — | Louisiana |
| 68 | James Hardy Martin | 11 | Son | — | Louisiana |
| 69 | Louis M. Wilson | 37 | Head | Salesman | Louisiana |
| 70 | Myrtle Mae Wilson | 32 | Wife | — | Louisiana |
| 71 | Betty Louise Wilson | 11 | Daughter | — | Louisiana |
| 72 | Aros Philip Moreau | 39 | Head | Operator Owner | Louisiana |
| 73 | Lillian P. Moreau | 35 | Wife | — | Texas |
| 74 | Aros P. Jr. Moreau | 9 | Son | — | Louisiana |
| 75 | Helen Ray Moreau | 3 | Daughter | — | Louisiana |
| 76 | Carl C. Mccall | 34 | Lodger | Teacher | Louisiana |
| 77 | Calvin P. Coaker | 32 | Lodger | Clergyman | Mississippi |
| 78 | James R. Jr. Caldwell | 26 | Lodger | Student | Louisiana |
| 79 | Jackson L. Keasler | 23 | Lodger | Clerk | Louisiana |
| 80 | Dewitt C. Brown | 64 | Head | Carpenter | Louisiana |
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)