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Helen Hayes — 1940 US Census Record
Model Tree available1940 United States Federal Census · Shelby-County, Iowa
Our Model Tree links this Helen Hayes across the 1920, 1930 and 1940 US Censuses in Shelby-County, Iowa (XGBoost, ~Confirmed), with identified parents William & William — first a daughter (b.~1909), then head of a 4-person household.
Age 31
b. ~1909
Female
Daughter
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Shelby-County, Iowa |
| Surname | Hayes |
| Given Name | Helen M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Harlan |
| 1935 Residence (County) | Shelby |
| Additional Details | |
| Occupation | Teacher |
| Industry | public school |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1050 |
| Highest Grade | C 2 |
| 1935 Residence | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Teacher |
| Township / Ward | Harlan |
| 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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| William Cooper | Other | — | 80 | ~1860 |
| Myrtle Hayes | Spouse | — | 57 | ~1883 |
| William Hayes | Son | — | 16 | ~1924 |
| Helen Hayes | Daughter | — | 31 | ~1909 |
Census Appearances
1920
Shelby, Iowa
Daughter, age 10
Shelby, Iowa · implied b. ~1910 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hayes |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Shelby, Iowa
Daughter, age 21
Shelby, Iowa · implied b. ~1909 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hayes |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | Teacher |
| Industry | Public School |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Shelby-County, Iowa
Daughter, age 31
Shelby-County, Iowa · implied b. ~1909 — 4 household members
| Surname | Hayes |
| Given Name | Helen M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Harlan |
| 1935 Residence (County) | Shelby |
| Occupation | Teacher |
| Industry | public school |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1050 |
| Highest Grade | C 2 |
| 1935 Residence | Iowa |
| 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 Hayes across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Hayes (~0.92 confidence) and father William Hayes (~0.92 confidence) and mother Myrtle Hayes (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Hayes
b. ~1871
Source father
● Household
· direct · ~0.92
Father
William Hayes
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Myrtle Hayes
b. ~1883
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Helen Hayes
Daughter · 1940 · age 31 · b. ~1909 · Iowa
★ You are viewing this record
Sibling
William Hayes
Sibling · 1940 · age 16
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 — Shelby-County, Iowa
Open full size
1940 US Federal Census — Shelby-County, Iowa
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-01204-00229)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Myrtle Hayes | 57 | Wife | — | Iowa |
| 2 | Helen M Hayes THIS PERSON | 31 | Daughter | Teacher | Iowa |
| 3 | William E Hayes | 16 | Son | — | Iowa |
| 4 | William E Cooper | 80 | Father | — | Iowa |
| 5 | Elizabeth A Stockdale | 73 | Head | — | Pennsylvania |
| 6 | William M Young | 87 | Brother | — | Pennsylvania |
| 7 | Opal A Lorenz | 29 | Maid | Maid | Iowa |
| 8 | Carey R Vogelsanger | 54 | Head | Housekeeper | Iowa |
| 9 | Victor E Vogelsanger | 19 | Son | Janitor | Iowa |
| 10 | Jack D Vogelsanger | 12 | Son | — | Iowa |
| 11 | Conrad A Schwab | 48 | Head | Truck Driver | Iowa |
| 12 | Mary G Schwab | 52 | Wife | — | Illinois |
| 13 | Willmar Knutson | 23 | Head | Cream Hauler | Iowa |
| 14 | Cecelia Knutson | 24 | Wife | Clerk | Iowa |
| 15 | John G Dornon | 27 | Head | Commercial Teacher | Iowa |
| 16 | Margaret H Dornon | 29 | Wife | — | South Dakota |
| 17 | John G Dornon | 2 | Son | — | Iowa |
| 18 | Julius M Krungel | 67 | Head | Painter | Iowa |
| 19 | Emelia Krungel | 56 | Wife | — | Denmark |
| 20 | Alice L Hanish | 33 | Daughter | Stenographer | Iowa |
| 21 | Barbara A Hanish | 7 | Granddaughter | — | Iowa |
| 22 | Joanne E Hanish | 7 | Granddaughter | — | Iowa |
| 23 | Walter S Knutson | 49 | Head | Contractor | Nebraska |
| 24 | Agnes M Knutson | 44 | Wife | — | Iowa |
| 25 | Richard E Knutson | 15 | Son | Carpenter | Iowa |
| 26 | Charles L Knutson | 12 | Son | — | Iowa |
| 27 | Vincent C Webr | 33 | Head | Meat Cutter | Iowa |
| 28 | Rose C Webr | 33 | Wife | — | Iowa |
| 29 | Vincent J Webr | 11 | Son | — | Iowa |
| 30 | Milo A Petersen | 37 | Head | Clerk | Iowa |
| 31 | Irene C Petersen | 37 | Wife | — | Iowa |
| 32 | Jack A Petersen | 15 | Son | Clerk | Iowa |
| 33 | Donna J Petersen | 8 | Daughter | — | Iowa |
| 34 | Dan J Buckley | 37 | Head | Lawyer | Iowa |
| 35 | Florence E Buckley | 28 | Wife | — | Nebraska |
| 36 | Chauncey C Fetner | 38 | Head | Civil Engineer | Iowa |
| 37 | Catherine D Fetner | 39 | Wife | — | Iowa |
| 38 | Maude Smith | 63 | Head | — | Iowa |
Pedigree Summary
Helen + 1 sibling
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)