EF
Emma Foster — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hardin-County, Iowa
Our Model Tree links this Emma Foster across the 1920, 1930 and 1940 US Censuses in Hardin-County, Iowa (XGBoost, ~Confirmed) — first a spouse (b.~1897), then head of a 4-person household.
Age 43
b. ~1897
Female
Spouse
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Hardin-County, Iowa |
| Surname | Foster |
| Given Name | Emma E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Hardin |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | H-8 |
| 1935 Residence | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Eldora City |
| Est. Birth Year | ~1897 |
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 Emma | Age | Birth yr |
|---|---|---|---|---|
| Gene Foster | Son | — | 19 | ~1921 |
| Emma Foster | Spouse | — | 43 | ~1897 |
| Walter Foster | Head | — | 46 | ~1894 |
| Dean Foster | Son | — | 21 | ~1919 |
Census Appearances
1920
Hardin, Iowa
Spouse, age 23
Hardin, Iowa · implied b. ~1897 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Foster |
| Given Name | Emma E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Iowa |
| Father's Birthplace | Germany |
| Mother's Birthplace | German |
| Occupation | yes |
| Can Read | German |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Germany |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Hardin, Iowa
Spouse, age 33
Hardin, Iowa · implied b. ~1897 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Foster |
| Given Name | Emma |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 20 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Hardin-County, Iowa
Spouse, age 43
Hardin-County, Iowa · implied b. ~1897 — 4 household members
| Surname | Foster |
| Given Name | Emma E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Hardin |
| Class of Worker | 0 |
| Highest Grade | H-8 |
| 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 Emma Foster across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Emma Foster
Spouse · 1940 · age 43 · b. ~1897 · 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 — Hardin-County, Iowa
Open full size
1940 US Federal Census — Hardin-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01165-00214)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William J. Martin | 81 | Head | — | Iowa |
| 2 | Edie H. Martin | 77 | Wife | — | Wisconsin |
| 3 | Louis T. Loomis | 77 | Head | — | Wisconsin |
| 4 | Stella E. Loomis | 61 | Wife | — | Iowa |
| 5 | Walter R. Foster | 46 | Head | Advertising Printing | Iowa |
| 6 | Emma E. Foster THIS PERSON | 43 | Wife | — | Iowa |
| 7 | Dean W. Foster | 21 | Son | Butcher | Iowa |
| 8 | Gene K. Foster | 19 | Son | Clerk | Iowa |
| 9 | Emilie P. North | 32 | Head | Heating Engineer | North Dakota |
| 10 | Myrtle D. North | 30 | Wife | — | North Dakota |
| 11 | Nancy North | 2 | Daughter | — | Iowa |
| 12 | John F. Thompson | 72 | Head | — | Iowa |
| 13 | Matilda S. Thompson | 67 | Wife | — | Iowa |
| 14 | Lewis W. Martin | 65 | Head | Partner Proprietor | Illinois |
| 15 | Grace D. Martin | 60 | Wife | Clerk | Iowa |
| 16 | Russell C. Thorpe | 48 | Head | Salesman | Iowa |
| 17 | Helen M. Thorpe | 47 | Wife | — | Iowa |
| 18 | Nellie D. Wise | 68 | Head | — | Illinois |
| 19 | Marvin Krause | 33 | Head | W.P.A. Foreman | Iowa |
| 20 | Janet A. Krause | 32 | Wife | Waitress | Iowa |
| 21 | Marilyn Krause | 10 | Daughter | — | Iowa |
| 22 | Jerry Krause | 5 | Son | — | Iowa |
| 23 | Lucetta D. Henley | 35 | Head | Cook | South Dakota |
| 24 | M. Alfred Lee Henley | 8 | Daughter | — | Iowa |
| 25 | Harvey Hutzel | 50 | Head | Laborer | Iowa |
| 26 | Vera Q. Hutzel | 47 | Wife | — | Iowa |
| 27 | Mildred Hutzel | 17 | Daughter | — | Iowa |
| 28 | Chris B. Hanson | 33 | Head | Road Patrolman | Iowa |
| 29 | Elva Ruth Hanson | 31 | Wife | — | Missouri |
| 30 | Joyce Hanson | 10 | Daughter | — | Iowa |
| 31 | James Hanson | 3 | Son | — | Iowa |
| 32 | Glenn D. Sturm | 33 | Head | Truck Driver | Iowa |
| 33 | Rosaline Sturm | 27 | Wife | — | Iowa |
| 34 | Dorothy May Sturm | 5 | Daughter | — | Iowa |
| 35 | David Sturm | 5 | Son | — | Iowa |
| 36 | Alice Palmer | 55 | Head | Housekeeper | Iowa |
| 37 | David Thomas Risinger | 77 | Head | — | Indiana |
| 38 | Gale Melton | 34 | Head | Farm Hand | Missouri |
| 39 | Elsie D. Melton | 33 | Wife | — | Iowa |
| 40 | Richard F. Melton | 2 | Son | — | Iowa |
Related Census Records
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)