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Grace Lewis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Leavenworth-County, Kansas
Our Model Tree links this Grace Lewis across the 1930 and 1940 US Censuses in Leavenworth-County, Kansas (XGBoost, ~Confirmed) — first a daughter (b.~1922), then head of a 8-person household.
Age 18
b. ~1922
Female
Daughter
Born: Kansas
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Leavenworth-County, Kansas |
| Surname | Lewis |
| Given Name | Grace E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | LEAVENWORTH CITY |
| 1935 Residence (County) | LEAVENWORTH |
| Additional Details | |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Township / Ward | Leavenworth City |
| Est. Birth Year | ~1922 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Grace | Age | Birth yr |
|---|---|---|---|---|
| Amy Lewis | Daughter | — | 32 | ~1908 |
| Austin Lewis | Son | — | 25 | ~1915 |
| Marion Lewis | Daughter | — | 26 | ~1914 |
| Mary Lewis | Daughter | — | 29 | ~1911 |
| Robert Lewis | Son | — | 14 | ~1926 |
| Grace Lewis | Daughter | — | 18 | ~1922 |
| Bessie Lewis | Head | — | 54 | ~1886 |
| James Lewis | Son | — | 15 | ~1925 |
Census Appearances
1930
Leavenworth, Kansas
Daughter, age 8
Leavenworth, Kansas · implied b. ~1922 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | Grace |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Kansas |
| Can Read/Write | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1940
Leavenworth-County, Kansas
Daughter, age 18
Leavenworth-County, Kansas · implied b. ~1922 — 8 household members
| Surname | Lewis |
| Given Name | Grace E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | LEAVENWORTH CITY |
| 1935 Residence (County) | LEAVENWORTH |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
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 Grace Lewis across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Grace Lewis
Daughter · 1940 · age 18 · b. ~1922 · Kansas
★ You are viewing this record
Sibling
Marion Lewis
Sibling · 1940 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Lewis
Sibling · 1940 · age 29
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Lewis
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Amy Lewis
Sibling · 1940 · age 32
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Austin Lewis
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Lewis
Sibling · 1940 · age 15
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 — Leavenworth-County, Kansas
Open full size
1940 US Federal Census — Leavenworth-County, Kansas
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01240-00528)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Thelma Lurker | 17 | Daughter-in-law | — | Kansas |
| 42 | Ralph Lee Lurker | 12 | Grandson | — | Kansas |
| 43 | Edward J. T. Wittmis | 50 | Head | Foreman | Illinois |
| 44 | Pearl Wittmis | 43 | Wife | — | Illinois |
| 45 | Dorothy Wittmis | 12 | Daughter | — | Kansas |
| 46 | Darrel Wittmis | 6 | Son | — | Kansas |
| 47 | Guy O'Hara | 28 | Head | Sales And Collector | Missouri |
| 48 | Marie O'Hara | 27 | Wife | — | Kansas |
| 49 | Joyce O'Hara | 3 | Daughter | — | Missouri |
| 50 | Bessie C. Lewis | 54 | Head | — | Kansas |
| 51 | Amy R. Lewis | 32 | Daughter | Clerk Merchandise Department | Kansas |
| 52 | Mary J. Lewis | 29 | Daughter | Clerk | Kansas |
| 53 | Marion Lewis | 26 | Daughter | — | Kansas |
| 54 | Austin Lewis | 25 | Son | Apprentice Printer | Kansas |
| 55 | Robert Lewis | 14 | Son | — | Kansas |
| 56 | Grace E. Lewis THIS PERSON | 18 | Daughter | — | Kansas |
| 57 | James B. Lewis | 15 | Son | — | Kansas |
| 58 | Carl M. Kirmayer | 85 | Head | — | Germany |
| 59 | Carl M. Kirmayer | 52 | Son | Mayor | Kansas |
| 60 | Alois H. Kirmayer | 47 | Son | — | Kansas |
| 61 | Margaret Mitchell | 56 | Head | Domestic | Kansas |
| 62 | Clarance Mitchell | 23 | Son | New Worker | Kansas |
| 63 | Edward A. Kromholz | 22 | Head | Public Carrier | Kansas |
| 64 | Mary A. Kromholz | 20 | Wife | — | Kansas |
| 65 | Jeanene Kromholz | 3 | Daughter | — | Kansas |
| 66 | Sandra L. Kromholz | 0 | Daughter | — | Kansas |
| 67 | Ward W. Dengler | 40 | Head | Salesman | Kansas |
| 68 | Florence Dengler | 41 | Wife | — | Kansas |
| 69 | Ward Jr. Dengler | 12 | Son | — | Kansas |
| 70 | Margaret Schroeder | 62 | Head | — | Kansas |
| 71 | Stanley Dombrowsky | 67 | Lodger | — | Germany |
| 72 | Walter T. Sandstrom | 62 | Head | Proprietor | Sweden |
| 73 | Lutie Sandstrom | 60 | Wife | — | Sweden |
| 74 | Robert Morgan | 38 | Step Son | Contact Man | Kansas |
| 75 | Churchill Chambers | 31 | Head | Assistant Manager | Illinois |
| 76 | Mary Chambers | 28 | Wife | — | Illinois |
| 77 | Arthur Sickel | 41 | Head | Partner | Kansas |
| 78 | Leroy Sickel | 33 | Brother | Partner | Kansas |
| 79 | Ralph Sickel | 31 | Brother | Partner | Kansas |
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)