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John Stephens — 1940 US Census Record
Model Tree available1940 United States Federal Census · Pottawattamie-County, Iowa
Our Model Tree links this John Stephens across the 1910, 1920, 1930 and 1940 US Censuses in Pottawattamie-County, Iowa (XGBoost, ~Confirmed), with identified parents W & William — first a head (b.~1900), then head of a 7-person household.
Age 40
b. ~1900
Male
Head
Born: Nebraska
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Pottawattamie-County, Iowa |
| Surname | Stephens |
| Given Name | John C |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Nebraska |
| 1935 Residence (City) | Council Bluffs City |
| 1935 Residence (County) | Pottawattamie |
| Additional Details | |
| Occupation | Police Lieutenant |
| Industry | City |
| Class of Worker | GW |
| Hours Worked | 56 |
| Income (1939) | 1860 |
| Highest Grade | H 3 |
| 1935 Residence | Iowa |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
| Occupation | Police Lieutenant |
| Township / Ward | Council Bluffs City |
| Est. Birth Year | ~1900 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Harriet Stephens | Daughter | — | 11 | ~1929 |
| Marjorie Stephens | Daughter | — | 16 | ~1924 |
| John Stephens | Head | — | 40 | ~1900 |
| John Stephens | Son | — | 15 | ~1925 |
| Richard Stephens | Son | — | 15 | ~1925 |
| George Stephens | Son | — | 10 | ~1930 |
| Harriet Stephens | Spouse | — | 35 | ~1905 |
Census Appearances
1910
Pottawattamie, Iowa
Son, age 11
Pottawattamie, Iowa · implied b. ~1899 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Stephens |
| Given Name | John C |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Missouri |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1920
Pottawattamie, Iowa
Son, age 20
Pottawattamie, Iowa · implied b. ~1900 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Stephens |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Missouri |
| Occupation | Brakeman |
| Industry | C. & N. W. Ry |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1930
Pottawattamie, Iowa
Head, age 30
Pottawattamie, Iowa · implied b. ~1900 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Stephens |
| Given Name | John C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Nebraska |
| Age at First Marriage | 21 |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Nebraska |
| Occupation | Police Officer |
| Industry | Police Station |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 3500 |
| Veteran | No |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1940
Pottawattamie-County, Iowa
Head, age 40
Pottawattamie-County, Iowa · implied b. ~1900 — 7 household members
| Surname | Stephens |
| Given Name | John C |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Nebraska |
| 1935 Residence (City) | Council Bluffs City |
| 1935 Residence (County) | Pottawattamie |
| Occupation | Police Lieutenant |
| Industry | City |
| Class of Worker | GW |
| Hours Worked | 56 |
| Income (1939) | 1860 |
| Highest Grade | H 3 |
| 1935 Residence | Iowa |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
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 Stephens across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father W Stephens (~0.92 confidence) and father William Stephens (~0.92 confidence) and mother Cora Stephens (~0.92 confidence) and mother Rosa Stephens (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
W Stephens
b. ~1878
Source father
● Household
· direct · ~0.92
Father
William Stephens
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Cora Stephens
b. ~1882
Source mother
● Household
· direct · ~0.92
Mother
Rosa Stephens
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Stephens
Head · 1940 · age 40 · b. ~1900 · 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 — Pottawattamie-County, Iowa
Open full size
1940 US Federal Census — Pottawattamie-County, Iowa
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01198-00456)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Starleen Barret | 3 | Daughter | — | Iowa |
| 42 | Sandra Barret | 4 | Granddaughter | — | Iowa |
| 43 | Sharon Barret | 1 | Granddaughter | — | Iowa |
| 44 | Harry Mclaffey | 58 | Head | Train Dispatcher | Nebraska |
| 45 | Lucille S Mclaffey | 55 | Wife | — | Nebraska |
| 46 | Sheila Mclaffey | 12 | Daughter | — | Utah |
| 47 | John C Stephens THIS PERSON | 40 | Head | Police Lieutenant | Nebraska |
| 48 | Harriet A Stephens | 35 | Wife | — | Iowa |
| 49 | John A Stephens | 15 | Son | Truck Driver | Iowa |
| 50 | Marjorie Stephens | 16 | Daughter | — | Iowa |
| 51 | Richard Stephens | 15 | Son | — | Iowa |
| 52 | Harriet Stephens | 11 | Daughter | — | Iowa |
| 53 | George Stephens | 10 | Son | — | Iowa |
| 54 | Hilma Nelson | 64 | Head | — | Missouri |
| 55 | Ray Nelson | 23 | Son | Teacher | Iowa |
| 56 | Willard Gaines | 35 | Head | Combined Clerk | Iowa |
| 57 | Esther D Gaines | 32 | Wife | — | Iowa |
| 58 | Jacqueline Gaines | 13 | Daughter | — | Iowa |
| 59 | Barbara Jean Gaines | 10 | Daughter | — | Iowa |
| 60 | Floyd Evans | 45 | Head | Sales Manager | Iowa |
| 61 | Mabel D Evans | 39 | Wife | — | Iowa |
| 62 | Richard Evans | 4 | Son | — | Iowa |
| 63 | David Lloyd Evans | 0 | Son | — | Iowa |
| 65 | Arthur C Meier | 46 | Head | Salesman | Iowa |
| 66 | Marie Meier | 46 | Wife | Saleslady | Wisconsin |
| 67 | John Buchanan | 72 | Head | Painter | Scotland |
| 68 | Emma D Buchanan | 69 | Wife | — | New York |
| 69 | Peter Huermann | 57 | Head | Sales Manager | Germany |
| 70 | Rosa Huermann | 55 | Wife | — | Iowa |
| 71 | Hazel L Huermann | 35 | Daughter | — | Iowa |
| 72 | Eileen G Huermann | 32 | Daughter | Bookkeeper | Iowa |
| 73 | Lee A Huermann | 29 | Son | Manager | Iowa |
| 74 | Arthur Huermann | 19 | Son | Ironworker | Iowa |
| 75 | Harold Downing | 29 | Head | Collector | Nebraska |
| 76 | Kathryn S Downing | 37 | Wife | — | Iowa |
| 77 | Barbara Downing | 12 | Daughter | — | Iowa |
| 78 | Bob Downing | 10 | Son | — | Iowa |
| 79 | Sopf Innharhold | 3 | Head | — | Iowa |
| 80 | Leo Hathaway | 39 | Head | — | Iowa |
Pedigree Summary
John
Gen 1 · 4 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)