JW
John Wilson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Clinton-County, Iowa
Our Model Tree links this John Wilson across the 1920, 1930 and 1940 US Censuses in Clinton-County, Iowa (XGBoost, ~Confirmed), with identified parents John & John — first a head (b.~1910), then head of a 4-person household.
Age 30
b. ~1910
Male
Head
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Clinton-County, Iowa |
| Surname | Wilson |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Clinton City |
| 1935 Residence (County) | Clinton |
| Additional Details | |
| Occupation | Clerical |
| Industry | Corn Processing |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1620 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Clerical |
| Township / Ward | Clinton City |
| Est. Birth Year | ~1910 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Sally Wilson | Daughter | — | ~1940 | |
| John Wilson | Head | — | 30 | ~1910 |
| Catherine Holland | Other | — | 56 | ~1884 |
| Gladys Wilson | Spouse | — | 32 | ~1908 |
Census Appearances
1920
Clinton, Iowa
Son, age 9
Clinton, Iowa · implied b. ~1911 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wilson |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Holland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Dutch |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Clinton, Iowa
Son, age 20
Clinton, Iowa · implied b. ~1910 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wilson |
| Given Name | John H. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Holland |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Clinton-County, Iowa
Head, age 30
Clinton-County, Iowa · implied b. ~1910 — 4 household members
| Surname | Wilson |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Clinton City |
| 1935 Residence (County) | Clinton |
| Occupation | Clerical |
| Industry | Corn Processing |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1620 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 Wilson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Wilson (~0.92 confidence) and father John Wilson (~0.92 confidence) and mother Rena Wilson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Wilson
b. ~1873
Source father
● Household
· direct · ~0.92
Father
John Wilson
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Rena Wilson
b. ~1891
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Wilson
Head · 1940 · age 30 · b. ~1910 · Iowa
★ 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 — Clinton-County, Iowa
Open full size
1940 US Federal Census — Clinton-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01150-00400)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | John Logan | 74 | Uncle | Caretaker | Ireland |
| 42 | John O Wilson | 62 | Head | Clothing Sales | Iowa |
| 43 | Nella M Wilson | 53 | Wife | — | Iowa |
| 44 | John Wilson THIS PERSON | 30 | Head | Clerical | Iowa |
| 45 | Gladys Wilson | 32 | Wife | — | Iowa |
| 46 | Sally Joe Wilson | 0 | Daughter | — | Iowa |
| 47 | Catherine Holland | 56 | Mother-in-law | Saleslady | Iowa |
| 48 | Arnold Boerger | 28 | Head | Meatcutter | Iowa |
| 49 | Marjorie Boerger | 25 | Wife | — | Iowa |
| 50 | Carol Ann Boerger | 2 | Daughter | — | Iowa |
| 51 | Hilbert Mueller | 37 | Head | Glazier | Iowa |
| 52 | Mamie Mueller | 33 | Wife | — | Iowa |
| 53 | Jacob Timmer | 42 | Head | Barber | Iowa |
| 54 | Viola Timmer | 34 | Wife | — | Iowa |
| 55 | Jacqueline Timmer | 13 | Daughter | — | Iowa |
| 56 | James Timmer | 12 | Son | — | Iowa |
| 57 | Marvin Timmer | 10 | Son | — | Iowa |
| 58 | Delores Timmer | 8 | Daughter | — | Iowa |
| 59 | Elizabeth Timmer | 6 | Daughter | — | Iowa |
| 60 | Bernard Jordan | 36 | Head | Plumber Helper | Illinois |
| 61 | Alice Jordan | 29 | Wife | — | Illinois |
| 62 | Kenneth Jordan | 11 | Nephew | — | Iowa |
| 63 | Nellie M Sullivan | 79 | Head | — | Canada |
| 64 | Sadie Sullivan | 66 | Sister | Teacher | Iowa |
| 65 | Catherine Keefe | 66 | Lodger | Clerk | Iowa |
| 66 | Nellie B Benson | 28 | Head | — | Iowa |
| 67 | Margaret B Miller | 44 | Head | Sawyer | Iowa |
| 68 | Marie D Miller | 13 | Daughter | — | Iowa |
| 69 | Margaret Miller | 12 | Daughter | — | Illinois |
| 70 | Eileen Miller | 10 | Daughter | — | Iowa |
| 71 | Ernest J Miller | 8 | Son | — | Illinois |
| 72 | George G Jones | 61 | Head | Salesman | Iowa |
| 73 | Gail B Jones | 61 | Wife | — | Iowa |
| 74 | Pauline M Jones | 29 | Daughter | Secretary | Iowa |
| 75 | Grant L Kay | 42 | Lodger | Salesman | Iowa |
| 76 | Patrick H Mcgovern | 74 | Head | — | Illinois |
| 77 | Margaret M Mcgovern | 67 | Wife | — | Illinois |
| 78 | Matthew Hynes | 86 | Lodger | — | Ireland |
| 79 | Bertha Planth | 30 | Lodger | Sewing | Iowa |
| 80 | George Kelley | 53 | Head | Iceman | Iowa |
Pedigree Summary
John
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)