JN
John Nixon — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Polk-County, Iowa
Our Model Tree links this John Nixon across the 1930 and 1940 US Censuses in Polk-County, Iowa (XGBoost, ~Confirmed) — first a head (b.~1896), then head of a 6-person household.
Age 44
b. ~1896
Male
Head
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Polk-County, Iowa |
| Surname | Nixon |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Des Moines City |
| 1935 Residence (County) | Polk |
| Additional Details | |
| Occupation | Salesman |
| Industry | Dairy |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 1850 |
| Highest Grade | H-1 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Salesman |
| Township / Ward | Des Moines City |
| Est. Birth Year | ~1896 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Minnie Nixon | Spouse | — | 42 | ~1898 |
| Marguerite Jordan | Daughter | — | 24 | ~1916 |
| Virgil Jordan | Other | — | 35 | ~1905 |
| John Nixon | Son | — | 7 | ~1933 |
| John Nixon | Head | — | 44 | ~1896 |
| Annaray Jordan | Other | — | 1 | ~1939 |
Census Appearances
1930
Polk, Iowa
Head, age 33
Polk, Iowa · implied b. ~1897 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nixon |
| Given Name | John W |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 22 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Occupation | Salesman |
| Industry | Dairy |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 1200 |
| Radio Set | R |
| Veteran | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Polk-County, Iowa
Head, age 44
Polk-County, Iowa · implied b. ~1896 — 6 household members
| Surname | Nixon |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Des Moines City |
| 1935 Residence (County) | Polk |
| Occupation | Salesman |
| Industry | Dairy |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 1850 |
| Highest Grade | H-1 |
| 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 Nixon across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Nixon
Head · 1940 · age 44 · b. ~1896 · Iowa
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Polk-County, Iowa
Open full size
1940 US Federal Census — Polk-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01197-00436)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Robert Brower | 23 | Head | Clerk | Illinois |
| 2 | Eleanor Brower | 21 | Wife | — | Iowa |
| 3 | Karen Sue Brower | 1 | Daughter | — | Iowa |
| 4 | Ethel Morgan | 47 | Mother-in-law | Cook | Iowa |
| 5 | Virgil Sheppard | 24 | Head | Salesman | Iowa |
| 6 | Virginia Sheppard | 22 | Wife | — | Iowa |
| 7 | Michael Sheppard | 1 | Son | — | Iowa |
| 8 | Edwin Rader | 36 | Head | Service And Road Demonstrator | Missouri |
| 9 | Zella Rader | 30 | Wife | — | Missouri |
| 10 | Patsy Rader | 10 | Daughter | — | California |
| 11 | John E. Hutton | 36 | Head | Fireman | Oklahoma |
| 12 | Rosetta Hutton | 35 | Wife | — | Iowa |
| 13 | John Hutton | 13 | Son | — | Iowa |
| 14 | Colleen Hutton | 11 | Daughter | — | Iowa |
| 15 | Maurice Weber | 45 | Head | Electrical Engineer | Iowa |
| 16 | Ethel Weber | 54 | Wife | — | Iowa |
| 17 | Evelyn Brodmarkle | 25 | Daughter | — | Iowa |
| 18 | Jack Brodmarkle | 25 | Son-in-law | Salesman | Iowa |
| 19 | Frank J. Jones | 54 | Head | Fireman | Iowa |
| 20 | Alice Jones | 54 | Wife | — | England |
| 21 | John Nixon THIS PERSON | 44 | Head | Salesman | Iowa |
| 22 | Minnie Nixon | 42 | Wife | — | Iowa |
| 23 | John Nixon | 7 | Son | — | Iowa |
| 24 | Virgil Jordan | 35 | Son-in-law | Lubrication Man | Oklahoma |
| 25 | Marguerite Jordan | 24 | Daughter | Labeler | Iowa |
| 26 | Annaray Jordan | 1 | Granddaughter | — | Iowa |
| 27 | Fred W. Clinger | 81 | Head | Electrical Machinist | Illinois |
| 28 | Sophie Clinger | 73 | Wife | — | Wisconsin |
| 29 | Ivan Eisenhauer | 38 | Head | Mining Engineer | Iowa |
| 30 | Grace Eisenhauer | 30 | Wife | Nurse | Iowa |
| 31 | Richard Eisenhauer | 10 | Son | — | Iowa |
| 32 | Jerome Smith | 28 | Head | Radio Artist | Maryland |
| 33 | Mary Smith | 20 | Wife | Food Topper | Iowa |
| 34 | Dale Bell | 21 | Head | Bookkeeper | Iowa |
| 35 | Donna Jean Bell | 21 | Wife | T Topper | Iowa |
| 36 | Jesse Manor | 21 | Head | Bookkeeper | Iowa |
| 37 | Dorothy Manor | 21 | Wife | Elevator Operator | Iowa |
| 38 | Carl Jr. Black | 23 | Head | Designer | Iowa |
| 39 | Helen Black | 23 | Wife | — | Minnesota |
| 40 | Judith Ann Black | 1 | Daughter | — | Iowa |
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)