HJ
Helen Johnson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Des-Moines-County, Iowa
Our Model Tree links this Helen Johnson across the 1930 and 1940 US Censuses in Des-Moines-County, Iowa (XGBoost, ~Confirmed) — first a daughter (b.~1920), then head of a 11-person household.
Age 20
b. ~1920
Female
Daughter
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Des-Moines-County, Iowa |
| Surname | Johnson |
| Given Name | Helen R. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Burlington city |
| 1935 Residence (County) | Des Moines |
| Additional Details | |
| Occupation | Stenographer |
| Industry | Police Dept. |
| Class of Worker | GW |
| Hours Worked | 45 |
| Income (1939) | 216 |
| Highest Grade | C 1 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Stenographer |
| Township / Ward | Burlington City |
| Est. Birth Year | ~1920 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| Helen Johnson | Daughter | — | 20 | ~1920 |
| Madelyn Johnson | Daughter | — | 12 | ~1928 |
| Eileen Johnson | Daughter | — | 14 | ~1926 |
| Lorasine Johnson | Daughter | — | 7 | ~1933 |
| Theodore Johnson | Head | — | 55 | ~1885 |
| Wendell Johnson | Son | — | 9 | ~1931 |
| Theodore Johnson | Son | — | 17 | ~1923 |
| Larry Johnson | Son | — | 1 | ~1939 |
| Duane Johnson | Son | — | 18 | ~1922 |
| Raymond Johnson | Son | — | 22 | ~1918 |
| Hazel Johnson | Spouse | — | 49 | ~1891 |
Census Appearances
1930
Des Moines, …
Daughter, age 10
Des Moines, Iowa · implied b. ~1920 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Helen R. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Des-Moines-County, Iowa
Daughter, age 20
Des-Moines-County, Iowa · implied b. ~1920 — 11 household members
| Surname | Johnson |
| Given Name | Helen R. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Burlington city |
| 1935 Residence (County) | Des Moines |
| Occupation | Stenographer |
| Industry | Police Dept. |
| Class of Worker | GW |
| Hours Worked | 45 |
| Income (1939) | 216 |
| Highest Grade | C 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 Helen Johnson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Helen Johnson
Daughter · 1940 · age 20 · b. ~1920 · Iowa
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Sibling
Raymond Johnson
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Larry Johnson
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Theodore Johnson
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Duane Johnson
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eileen Johnson
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Madelyn Johnson
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wendell Johnson
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lorasine Johnson
Sibling · 1940 · age 7
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 — Des-Moines-County, Iowa
Open full size
1940 US Federal Census — Des-Moines-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01156-00347)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Alfred H. Tumeyer | 46 | Head | Machinist | Iowa |
| 2 | Sylvia A. Tumeyer | 43 | Wife | — | Iowa |
| 3 | Robert Tumeyer | 17 | Son | Carrier | Iowa |
| 4 | Mary Louise Tumeyer | 13 | Daughter | — | Iowa |
| 5 | Deane L. O. Geren | 35 | Head | Meat Cutter | Iowa |
| 6 | Helen M. Geren | 36 | Wife | — | Iowa |
| 7 | Doris Geren | 16 | Daughter | — | Iowa |
| 8 | Jean Geren | 15 | Daughter | — | Iowa |
| 9 | Katherine Geren | 13 | Daughter | — | Iowa |
| 10 | Gordon J. Mesmer | 32 | Head | Boring Machine Operator | Iowa |
| 11 | Mary Mesmer | 31 | Wife | Bench Worker | Iowa |
| 12 | Gustave Kurtz | 51 | Head | Watchman | Iowa |
| 13 | Addie A. Kurtz | 36 | Wife | — | New York |
| 14 | L. W. Friedel | 49 | Head | Electrical Maintenance | Iowa |
| 15 | Charles E. Friedel | 25 | Son | Assembly Man | Iowa |
| 16 | Edith Friedel | 24 | Wife | — | Iowa |
| 17 | Charles L. Friedel | 4 | Son | — | Iowa |
| 18 | Claude Hutchinson | 33 | Head | Receiving Clerk | Iowa |
| 19 | Welcome Hutchinson | 29 | Wife | Checker | Illinois |
| 20 | George Zaiser | 49 | Head | Box Maker | Iowa |
| 21 | Nettie A. Zaiser | 48 | Wife | — | Iowa |
| 22 | George Jr. Zaiser | 18 | Son | — | Iowa |
| 23 | Mark Fladt Zaiser | 17 | Son | — | Iowa |
| 24 | Joseph W. Hauser | 50 | Head | Truck Driver | Iowa |
| 25 | Mable Hauser | 50 | Wife | — | Iowa |
| 26 | Walter Hauser | 21 | Son | Salesman | Iowa |
| 27 | Theodore Johnson | 55 | Head | Common Labor | Iowa |
| 28 | Hazel Johnson | 49 | Wife | — | Illinois |
| 29 | Raymond Johnson | 22 | Son | Woodworker | Iowa |
| 30 | Helen R. Johnson THIS PERSON | 20 | Daughter | Stenographer | Iowa |
| 31 | Duane Johnson | 18 | Son | Clearing | Iowa |
| 32 | Theodore Jr. Johnson | 17 | Son | — | Iowa |
| 33 | Eileen Johnson | 14 | Daughter | — | Iowa |
| 34 | Madelyn Johnson | 12 | Daughter | — | Iowa |
| 35 | Wendell Johnson | 9 | Son | — | Iowa |
| 36 | Lorasine Johnson | 7 | Daughter | — | Iowa |
| 37 | Larry Johnson | 1 | Son | — | Iowa |
| 38 | Edward Hagerty | 68 | Head | — | Iowa |
| 39 | Elizabeth Hagerty | 68 | Wife | — | Iowa |
| 40 | Elmer Houston | 69 | Head | — | 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)