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Mary Mclaughlin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · East-Baton-Rouge-County, Louisiana
Our Model Tree links this Mary Mclaughlin across the 1920, 1930 and 1940 US Censuses in East-Baton-Rouge-County, Louisiana (XGBoost, ~Confirmed) — first a spouse (b.~1893), then head of a 6-person household.
Age 47
b. ~1893
Female
Spouse
Born: Louisiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | East-Baton-Rouge-County, Louisiana |
| Surname | McLaughlin |
| Given Name | Mary L. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Louisiana |
| 1935 Residence (City) | Ward 9 |
| 1935 Residence (County) | East Baton Rouge |
| Additional Details | |
| Hours Worked | 5 |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
| Township / Ward | Ward 9 |
| Est. Birth Year | ~1893 |
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 |
|---|---|---|---|---|
| Lillian Mclaughlin | Daughter | — | 28 | ~1912 |
| Muriel Mclaughlin | Daughter | — | 18 | ~1922 |
| Hazel Mclaughlin | Daughter | — | 26 | ~1914 |
| George Mclaughlin | Head | — | 51 | ~1889 |
| George Mclaughlin | Son | — | 13 | ~1927 |
| Mary Mclaughlin | Spouse | — | 47 | ~1893 |
Census Appearances
1920
East Baton …
Other, age 25
East Baton Rouge, Louisiana · implied b. ~1895 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McLaughlin |
| Given Name | Mrs. Amelia |
| Relationship to Head | Daughter-in-law |
| Sex | F |
| Color / Race | Black |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Louisiana |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1930
East Baton …
Other, age 35
East Baton Rouge, Louisiana · implied b. ~1895 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McLaughlin |
| Given Name | Mary M. |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Louisiana |
| Age at First Marriage | 19 |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Can Read/Write | Yes |
| Birth State | Louisiana |
| Birth Country | United States |
| Birthplace (normalized) | louisiana |
1940
East-Baton-Rouge-County, Louisiana
Spouse, age 47
East-Baton-Rouge-County, Louisiana · implied b. ~1893 — 6 household members
| Surname | McLaughlin |
| Given Name | Mary L. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Louisiana |
| 1935 Residence (City) | Ward 9 |
| 1935 Residence (County) | East Baton Rouge |
| Hours Worked | 5 |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| 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 Mary Mclaughlin 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 Mclaughlin
Spouse · 1940 · age 47 · b. ~1893 · Louisiana
★ 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 — East-Baton-Rouge-County, Louisiana
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1940 US Federal Census — East-Baton-Rouge-County, Louisiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01398-00603)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Jesse Johnson | 20 | Cousin | Yard Man | Louisiana |
| 2 | John Henry Mccaa | 56 | Head | Farmer | Louisiana |
| 3 | Rowena W. Mccaa | 45 | Wife | — | Louisiana |
| 4 | John Henry Mccaa | 19 | Son | — | Louisiana |
| 5 | Rowena Mccaa | 17 | Daughter | — | Louisiana |
| 6 | Wynona Mccaa | 7 | Daughter | — | Louisiana |
| 7 | Romana Mccaa | 3 | Daughter | — | Louisiana |
| 8 | Jasper Adalla | 74 | Head | Farmer | Italy |
| 9 | Rosalie Adalla | 74 | Wife | — | Italy |
| 10 | Frank Adalla | 43 | Son | Farmer | Louisiana |
| 11 | Lena Adalla | 30 | Daughter-in-law | — | Louisiana |
| 12 | Rosalie Adalla | 5 | Granddaughter | — | Louisiana |
| 13 | Virginia Adalla | 4 | Granddaughter | — | Louisiana |
| 14 | Joseph Messina | 39 | Son-in-law | Laborer | Louisiana |
| 15 | Josie Messina | 31 | Daughter | — | Louisiana |
| 16 | Lilly V. Messina | 6 | Granddaughter | — | Louisiana |
| 17 | George J. O. Mclaughlin | 51 | Head | Carpenter | Louisiana |
| 18 | Mary L. Mclaughlin THIS PERSON | 47 | Wife | — | Louisiana |
| 19 | Lillian W. Mclaughlin | 28 | Daughter | — | Louisiana |
| 20 | Hazel Mclaughlin | 26 | Daughter | — | Louisiana |
| 21 | Muriel Mclaughlin | 18 | Daughter | — | Louisiana |
| 22 | George Jr. Mclaughlin | 13 | Son | — | Louisiana |
| 23 | Rosario Adalla | 58 | Head | Farmer | Italy |
| 24 | Camilla Adalla | 53 | Wife | — | Italy |
| 25 | Joseph Adalla | 29 | Son | Truck Driver | Louisiana |
| 26 | Frances Adalla | 19 | Daughter-in-law | — | Louisiana |
| 27 | Jack Adalla | 26 | Son | Truck Driver | Louisiana |
| 28 | Mary Jean Adalla | 24 | Daughter-in-law | — | Louisiana |
| 29 | Mary Jean Adalla | 4 | Granddaughter | — | Louisiana |
| 30 | Edward M. O. Baskin | 40 | Head | Accountant | Louisiana |
| 31 | Sadie H. Baskin | 43 | Wife | Teacher | Louisiana |
| 32 | Mary E. Baskin | 12 | Daughter | — | Louisiana |
| 33 | Jesse F. Yawn | 60 | Head | Proprietor | Mississippi |
| 34 | Walter G. Rhodes | 40 | Head | Salesman | Louisiana |
| 35 | Ruth Rhodes | 36 | Wife | Voice Teacher | Louisiana |
| 36 | Marietta Rhodes | 17 | Daughter | — | Louisiana |
| 37 | Ruth Rhodes | 15 | Daughter | — | Louisiana |
| 38 | Patricia Rhodes | 7 | Daughter | — | Louisiana |
| 39 | Gretchen Rhodes | 4 | Daughter | — | Louisiana |
| 40 | Francis P. Halliday | 25 | Head | Printer | 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)