JL
James Laughlin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Madison-County, Indiana
Our Model Tree links this James Laughlin across the 1930 and 1940 US Censuses in Madison-County, Indiana (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 6-person household.
Age 12
b. ~1928
Male
Son
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Madison-County, Indiana |
| Surname | Laughlin |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Anderson |
| 1935 Residence (County) | Madison |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | 6 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Anderson |
| 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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Thomas Laughlin | Son | — | 20 | ~1920 |
| John Laughlin | Son | — | 16 | ~1924 |
| James Laughlin | Son | — | 12 | ~1928 |
| Catherine Laughlin | Spouse | — | 53 | ~1887 |
| Robert Laughlin | Son | — | 15 | ~1925 |
| Harry Laughlin | Head | — | 52 | ~1888 |
Census Appearances
1930
Madison, Indiana
Son, age 2
Madison, Indiana · implied b. ~1928 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Laughlin |
| Given Name | James J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Indiana |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Madison-County, Indiana
Son, age 12
Madison-County, Indiana · implied b. ~1928 — 6 household members
| Surname | Laughlin |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Anderson |
| 1935 Residence (County) | Madison |
| Class of Worker | 0 |
| Highest Grade | 6 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
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 James Laughlin across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Laughlin
Son · 1940 · age 12 · b. ~1928 · Indiana
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Sibling
Robert Laughlin
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Laughlin
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Laughlin
Sibling · 1940 · age 16
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 — Madison-County, Indiana
Open full size
1940 US Federal Census — Madison-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01072-00579)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Clarice Nevis | 9 | Daughter | — | Indiana |
| 2 | Bessie Glazer | 83 | Mother in law | — | Russia |
| 3 | Gray Griffith | 53 | Head | Abstractor | Kansas |
| 4 | Cora M. Griffith | 47 | Wife | — | Missouri |
| 5 | Carman Dawson | 33 | Lodger | Laborer | Indiana |
| 6 | Annabel Dawson | 23 | Lodger | Stenographer | Indiana |
| 7 | Alma Barr | 18 | Housekeeper | House Keeper | Kentucky |
| 8 | Irene Gibson | 26 | Lodger | Saleswoman | Indiana |
| 9 | William Briley | 46 | Head | Laborer | Kentucky |
| 10 | Reon Briley | 50 | Wife | Dressmaker | Indiana |
| 11 | Bill Briley | 15 | Son | — | Indiana |
| 12 | Janet Briley | 9 | Daughter | — | Indiana |
| 13 | Kenneth Raines | 22 | Son-in-law | Painter + Paper Hanger | Indiana |
| 14 | Ruth Raines | 18 | Daughter | Waitress | Indiana |
| 15 | John Rock | 56 | Head | Real Estate Ins. Salesman | England |
| 16 | Jesse M. Rock | 50 | Wife | — | Indiana |
| 17 | John M. Rock | 17 | Nephew | — | Indiana |
| 18 | Anna Lou Rock | 16 | Niece | — | Indiana |
| 19 | Robert Lee Rock | 12 | Nephew | — | Indiana |
| 20 | Frank Johns | 41 | Head | Book Keeper | Indiana |
| 21 | Ann M. Johns | 40 | Wife | Book Keeper | Indiana |
| 22 | Frank Jr. Johns | 19 | Son | Meter Repair Man | Indiana |
| 23 | Geraldine H. Johns | 17 | Daughter | — | Indiana |
| 24 | Phillip D. Johns | 15 | Son | — | Indiana |
| 25 | Bridget Donovan | 77 | Mother-in-law | — | Indiana |
| 26 | Harry Laughlin | 52 | Head | Manager | Illinois |
| 27 | Catherine Laughlin | 53 | Wife | — | Indiana |
| 28 | Thomas Laughlin | 20 | Son | Stenographer | Indiana |
| 29 | John Laughlin | 16 | Son | — | Indiana |
| 30 | Robert Laughlin | 15 | Son | — | Indiana |
| 31 | James Laughlin THIS PERSON | 12 | Son | — | Indiana |
| 32 | August Biest | 77 | Head | — | Germany |
| 33 | Clara Biest | 68 | Wife | — | Penn. |
| 34 | Dan Dampbell | 26 | Head | Inspector | Indiana |
| 35 | Bessie Dampbell | 27 | Wife | Book Keeper | Indiana |
| 36 | Ernest Linder | 46 | Head | File Worker | Indiana |
| 37 | Helen Linder | 29 | Wife | Laborer | Indiana |
| 38 | Jesse Payne | 34 | Head | Production | Indiana |
| 39 | Naomi Payne | 31 | Wife | — | Indiana |
| 40 | Betty Jean Payne | 13 | Daughter | — | Indiana |
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)