EL
Eva Lewis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Harrison-County, Iowa
Our Model Tree links this Eva Lewis across the 1930 and 1940 US Censuses in Harrison-County, Iowa (XGBoost, ~Confirmed) — first a spouse (b.~1905), then head of a 9-person household.
Age 35
b. ~1905
Female
Spouse
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Harrison-County, Iowa |
| Surname | Lewis |
| Given Name | Eva M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | La Grange Township |
| 1935 Residence (County) | Harrison |
| Additional Details | |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | La Grange Township |
| Est. Birth Year | ~1905 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Eva | Age | Birth yr |
|---|---|---|---|---|
| Marjorie Lewis | Daughter | — | 14 | ~1926 |
| Larry Lewis | Son | — | 1 | ~1939 |
| John Lewis | Son | — | 6 | ~1934 |
| Kenneth Lewis | Son | — | 10 | ~1930 |
| John Lewis | Head | — | 41 | ~1899 |
| Eva Lewis | Spouse | — | 35 | ~1905 |
| Jane Lewis | Daughter | — | 7 | ~1933 |
| Thelma Lewis | Daughter | — | 12 | ~1928 |
| Viola Lewis | Daughter | — | 16 | ~1924 |
Census Appearances
1930
Harrison, Iowa
Other, age 26
Harrison, Iowa · implied b. ~1904 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | Eva M. |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 19 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Iowa |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Harrison-County, Iowa
Spouse, age 35
Harrison-County, Iowa · implied b. ~1905 — 9 household members
| Surname | Lewis |
| Given Name | Eva M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | La Grange Township |
| 1935 Residence (County) | Harrison |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | 8 |
| 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 Eva Lewis across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Eva Lewis
Spouse · 1940 · age 35 · b. ~1905 · 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 — Harrison-County, Iowa
Open full size
1940 US Federal Census — Harrison-County, Iowa
Page Contents
32 people indexed on this census page (nara:1940:m-t0627-01166-00346)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Helen Hufendick | 18 | Daughter | — | Missouri |
| 2 | Ruby Hufendick | 14 | Daughter | — | Missouri |
| 3 | Roy Hatcher | 31 | Head | Laborer | Iowa |
| 4 | Lula Hatcher | 22 | Wife | — | Texas |
| 5 | Shirley Hatcher | 2 | Daughter | — | Iowa |
| 6 | William Hoskins | 67 | Head | Farmer | Iowa |
| 7 | Ben H. Smith | 65 | Hired hand | Laborer | Ohio |
| 8 | Everet Baker | 42 | Hired hand | Laborer | Iowa |
| 9 | Sarah A. Osborn | 70 | Head | — | Iowa |
| 10 | Richard B. Osborn | 13 | Grandson | — | Iowa |
| 11 | Delmar Pierce | 64 | Hired man | Farm Laborer | Indiana |
| 12 | Frank Whiteman | 73 | Head | Farm Laborer | Iowa |
| 13 | Hattie Whiteman | 69 | Wife | — | Iowa |
| 14 | Merrell Whiteman | 28 | Son | Farmer | Iowa |
| 15 | John E. Lewis | 41 | Head | Farmer | Iowa |
| 16 | Eva M. Lewis THIS PERSON | 35 | Wife | — | Iowa |
| 17 | Viola Lewis | 16 | Daughter | — | Iowa |
| 18 | Marjorie Lewis | 14 | Daughter | — | Iowa |
| 19 | Thelma Lewis | 12 | Daughter | — | Iowa |
| 20 | Kenneth Lewis | 10 | Son | — | Iowa |
| 21 | Jane Lewis | 7 | Daughter | — | Iowa |
| 22 | John M. Lewis | 6 | Son | — | Iowa |
| 23 | Larry Lewis | 1 | Son | — | Iowa |
| 24 | John H. Myer | 56 | Head | Farmer | Iowa |
| 25 | Anna Myer | 59 | Wife | — | Germany |
| 26 | Lona Ann Myer | 30 | Daughter | Telephone Operator | Iowa |
| 27 | George Ervanger | 42 | Head | Drapery Operator | Iowa |
| 28 | Ida Ervanger | 34 | Wife | — | Iowa |
| 29 | Lloyd Ervanger | 10 | Son | — | Iowa |
| 30 | Harvey Ervanger | 8 | Son | — | Iowa |
| 31 | Clifford Ervanger | 5 | Son | — | Iowa |
| 32 | Doris Ervanger | 3 | 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)