KT
Kenneth Thompson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Wabash-County, Indiana
Our Model Tree links this Kenneth Thompson across the 1920, 1930 and 1940 US Censuses in Wabash-County, Indiana (XGBoost, ~Confirmed), with identified parents Frank & Mahlon — first a head (b.~1909), then head of a 6-person household.
Age 31
b. ~1909
Male
Head
Born: Indiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Wabash-County, Indiana |
| Surname | Thompson |
| Given Name | Kenneth |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Wabash |
| 1935 Residence (County) | Wabash |
| Additional Details | |
| Occupation | Electrician |
| Industry | Electric Shop |
| Class of Worker | PW |
| Hours Worked | 35 |
| Income (1939) | 314 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Electrician |
| Township / Ward | Wabash |
| Est. Birth Year | ~1909 |
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 Kenneth | Age | Birth yr |
|---|---|---|---|---|
| Kenneth Thompson | Head | — | 31 | ~1909 |
| Gene Thompson | Son | — | 8 | ~1932 |
| Max Thompson | Son | — | 3 | ~1937 |
| Nedra Thompson | Daughter | — | 10 | ~1930 |
| Mary Thompson | Daughter | — | 12 | ~1928 |
| Almeda Thompson | Spouse | — | 31 | ~1909 |
Census Appearances
1920
Wabash, Indiana
Son, age 11
Wabash, Indiana · implied b. ~1909 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Kenneth |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Wabash, Indiana
Son, age 21
Wabash, Indiana · implied b. ~1909 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Kenneth A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | Meter Man |
| Industry | Indiana Power |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Wabash-County, Indiana
Head, age 31
Wabash-County, Indiana · implied b. ~1909 — 6 household members
| Surname | Thompson |
| Given Name | Kenneth |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Wabash |
| 1935 Residence (County) | Wabash |
| Occupation | Electrician |
| Industry | Electric Shop |
| Class of Worker | PW |
| Hours Worked | 35 |
| Income (1939) | 314 |
| Highest Grade | Hs 4 |
| 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 Kenneth Thompson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Frank Thompson (~0.92 confidence) and father Mahlon Thompson (~0.92 confidence) and mother Pearl Thompson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Frank Thompson
b. ~1878
Source father
● Household
· direct · ~0.92
Father
Mahlon Thompson
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Pearl Thompson
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Kenneth Thompson
Head · 1940 · age 31 · b. ~1909 · Indiana
★ 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 — Wabash-County, Indiana
Open full size
1940 US Federal Census — Wabash-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01106-00311)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Arielle Downey | 56 | Head | Laborer | Indiana |
| 42 | Hazel Downey | 55 | Wife | — | Indiana |
| 43 | Carl Baker | 44 | Head | Laborer | Indiana |
| 44 | Prudence Baker | 45 | Wife | — | Indiana |
| 45 | Carl Miller | 31 | Head | Finisher | Indiana |
| 46 | Helen Miller | 32 | Wife | — | Indiana |
| 47 | Sherry Miller | 5 | Daughter | — | Indiana |
| 48 | William Harvey | 54 | Head | — | Indiana |
| 49 | Mary Harvey | 59 | Wife | — | Indiana |
| 50 | Donald Harvey | 19 | Son | Carpenter | Indiana |
| 51 | Mary Louise Davis | 14 | Daughter | — | Indiana |
| 52 | Patty Doctor | 12 | Granddaughter | — | Indiana |
| 53 | Frank Thompson | 61 | Head | Laborer | Indiana |
| 54 | Pearl Thompson | 55 | Wife | — | Indiana |
| 55 | Kenneth Thompson THIS PERSON | 31 | Head | Electrician | Indiana |
| 56 | Almeda Thompson | 31 | Wife | Laborer | Indiana |
| 57 | Mary Ellen Thompson | 12 | Daughter | — | Indiana |
| 58 | Nedra Ann Thompson | 10 | Daughter | — | Indiana |
| 59 | Gene Armand Thompson | 8 | Son | — | Indiana |
| 60 | Max Edward Thompson | 3 | Son | — | Indiana |
| 61 | Robert Harvey | 30 | Head | Laborer | Indiana |
| 62 | Mildred Harvey | 26 | Wife | — | Indiana |
| 63 | Margaret Ann Harvey | 7 | Daughter | — | Indiana |
| 64 | Nancy Joan Harvey | 5 | Daughter | — | Indiana |
| 65 | Evelyn Armstrong | 33 | Head | Laborer | Indiana |
| 66 | Keith Betty Armstrong | 17 | Daughter | — | Indiana |
| 67 | John Heath | 60 | Head | Cook | Indiana |
| 68 | Maude Heath | 52 | Wife | — | Illinois |
| 69 | Armanda Creps | 79 | Mother in law | — | Illinois |
| 70 | Gladys Creps | 43 | Sister in law | — | Indiana |
| 71 | J. Roy Laudebarger | 58 | Head | Empty Watchman | Indiana |
| 72 | Carrie Laudebarger | 51 | Wife | Clerk | Indiana |
| 73 | John Laudebarger | 18 | Son | Clerk | Indiana |
| 74 | James Laudebarger | 15 | Son | — | Indiana |
| 75 | Herman Preiser | 33 | Head | — | New York |
| 76 | Isabel Preiser | 30 | Wife | — | Indiana |
| 77 | Jesse Crouch | 28 | Head | Pressman | Missouri |
| 78 | Reba Crouch | 29 | Wife | Inspector | Indiana |
| 79 | W. L. Martin | 40 | Head | Carpenter | Indiana |
| 80 | Edith E. Martin | 40 | Wife | — | Indiana |
Pedigree Summary
Kenneth
Gen 1 · 3 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)