HL
Hattie Lewis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Pottawattamie-County, Iowa
Our Model Tree links this Hattie Lewis across the 1920, 1930 and 1940 US Censuses in Pottawattamie-County, Iowa (XGBoost, ~Confirmed) — first a spouse (b.~1872), then head of a 3-person household.
Age 68
b. ~1872
Female
Spouse
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Pottawattamie-County, Iowa |
| Surname | Lewis |
| Given Name | Hattie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 68 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Council Bluffs City |
| 1935 Residence (County) | Pottawattamie |
| Additional Details | |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same Place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Council Bluffs City |
| Est. Birth Year | ~1872 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Hattie | Age | Birth yr |
|---|---|---|---|---|
| Blanche Lewis | Daughter | — | 44 | ~1896 |
| Hattie Lewis | Spouse | — | 68 | ~1872 |
| Warren Lewis | Head | — | 73 | ~1867 |
Census Appearances
1920
Pottawattamie, Iowa
Spouse, age 48
Pottawattamie, Iowa · implied b. ~1872 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | Hattie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Pottawattamie, Iowa
Spouse, age 58
Pottawattamie, Iowa · implied b. ~1872 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | Hattie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 22 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Pottawattamie-County, Iowa
Spouse, age 68
Pottawattamie-County, Iowa · implied b. ~1872 — 3 household members
| Surname | Lewis |
| Given Name | Hattie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 68 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Council Bluffs City |
| 1935 Residence (County) | Pottawattamie |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same Place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Hattie Lewis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Hattie Lewis
Spouse · 1940 · age 68 · b. ~1872 · 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 — Pottawattamie-County, Iowa
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1940 US Federal Census — Pottawattamie-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01198-00590)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Harold Demitroff | 46 | Head | Carpenter | Bulgaria |
| 2 | Margaret Demitroff | 35 | Wife | — | Nebraska |
| 3 | Joann Demitroff | 2 | Daughter | — | Nebraska |
| 4 | George Djurdjevich | 16 | Step-son | — | Nebraska |
| 5 | Chris Djurdjevich | 14 | Step-daughter | — | Nebraska |
| 6 | Dorothy Djurdjevich | 12 | Step-daughter | — | Nebraska |
| 7 | Sylvia Djurdjevich | 7 | Step-daughter | — | Nebraska |
| 8 | Joseph S. Bujewski | 53 | Head | Clerk | Iowa |
| 9 | Helen Bujewski | 44 | Wife | — | Iowa |
| 10 | Audrey M. Bujewski | 23 | Daughter | Registered Nurse | Iowa |
| 11 | Beverly Bujewski | 13 | Daughter | — | Iowa |
| 12 | Weidner J. Spena | 44 | Head | Blacksmith Helper | Iowa |
| 13 | Nellie G. Spena | 51 | Wife | — | Iowa |
| 14 | Agnes Spena | 15 | Daughter | — | Iowa |
| 15 | Wilbur Wilson | 28 | Head | Office Clerk | Iowa |
| 16 | Viola Wilson | 27 | Wife | — | South Dakota |
| 17 | William Wilson | 1 | Son | — | Iowa |
| 18 | Charles A. Hardell | 63 | Head | Machinist | Iowa |
| 19 | Daisy Hardell | 62 | Wife | — | Iowa |
| 20 | Adele D. Card | 85 | Head | — | Iowa |
| 21 | Lillian Hart | 67 | Head | Stenographer | Iowa |
| 22 | Nola Campbell | 58 | Head | — | Nebraska |
| 23 | Minnie Harrison | 52 | Head | — | Iowa |
| 24 | Virgil Harrison | 18 | Son | New Worker | South Dakota |
| 25 | Lois Wax | 23 | Daughter | Seamstress | Iowa |
| 26 | Darlean Wax | 5 | Granddaughter | — | Iowa |
| 27 | Fern E. Rapp | 40 | Head | Manager | Iowa |
| 28 | Evelyn Rapp | 40 | Wife | — | Nebraska |
| 29 | Betty Bernice Rapp | 15 | Daughter | — | Iowa |
| 30 | Jean Marie Rapp | 11 | Daughter | — | Iowa |
| 31 | Fredric Allan Rapp | 9 | Son | — | Iowa |
| 32 | Oscar V. Stephens | 39 | Head | Superintendent Of Cemetery | Iowa |
| 33 | V. Gertrude Stephens | 34 | Wife | — | Nebraska |
| 34 | Virginia Stephens | 14 | Daughter | — | Iowa |
| 35 | Sadie Ainsworth | 50 | Head | — | Illinois |
| 36 | Ruth A. Ainsworth | 21 | Daughter | — | Iowa |
| 37 | Freda Hausmann | 56 | Head | Hospital Cook | Denmark |
| 38 | Warren Lewis | 73 | Head | — | Wisconsin |
| 39 | Hattie Lewis THIS PERSON | 68 | Wife | — | Illinois |
| 40 | Blanche Lewis | 44 | Daughter | Helper | 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)