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Nellie Lewis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Marshall-County, Iowa
Our Model Tree links this Nellie Lewis across the 1930 and 1940 US Censuses in Marshall-County, Iowa (XGBoost, ~Confirmed) — first a spouse (b.~1904), then head of a 8-person household.
Age 36
b. ~1904
Female
Spouse
Born: Missouri
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Marshall-County, Iowa |
| Surname | Lewis |
| Given Name | Nellie (X) |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | Marshalltown |
| 1935 Residence (County) | Marshall |
| Additional Details | |
| Hours Worked | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same House |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Township / Ward | Marshalltown |
| Est. Birth Year | ~1904 |
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 Nellie | Age | Birth yr |
|---|---|---|---|---|
| Delbert Lewis | Son | — | 12 | ~1928 |
| Homer Lewis | Son | — | 14 | ~1926 |
| John Lewis | Head | — | 47 | ~1893 |
| Leedon Lewis | Son | — | 15 | ~1925 |
| Max Lewis | Son | — | 13 | ~1927 |
| Velda Lewis | Daughter | — | 10 | ~1930 |
| Nellie Lewis | Spouse | — | 36 | ~1904 |
| Norma Lewis | Daughter | — | 8 | ~1932 |
Census Appearances
1930
Marshall, Iowa
Other, age 25
Marshall, Iowa · implied b. ~1905 — 50 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | Nellie |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Missouri |
| Age at First Marriage | 19 |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
Marshall-County, Iowa
Spouse, age 36
Marshall-County, Iowa · implied b. ~1904 — 8 household members
| Surname | Lewis |
| Given Name | Nellie (X) |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | Marshalltown |
| 1935 Residence (County) | Marshall |
| Hours Worked | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same House |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 Nellie Lewis across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Nellie Lewis
Spouse · 1940 · age 36 · b. ~1904 · 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 — Marshall-County, Iowa
Open full size
1940 US Federal Census — Marshall-County, Iowa
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01182-00741)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary Lathrop | 54 | Sister-in-law | — | Iowa |
| 42 | Russell Ireland | 41 | Head | Machine Operat | Missouri |
| 43 | Alma V. Ireland | 30 | Wife | — | Iowa |
| 44 | Jack Ireland | 9 | Son | — | Iowa |
| 45 | Janice Ireland | 7 | Daughter | — | Iowa |
| 46 | Herald Ireland | 2 | Son | — | Iowa |
| 47 | Earl Ireland | 42 | Brother | Laborer | Missouri |
| 49 | Harry Cowell | 56 | Head | (Pensioner) | Iowa |
| 50 | Eugene Cowell | 18 | Son | Laborer | Iowa |
| 51 | Gladys (X) Hyneska | 40 | House Keeper | House Keeper | Iowa |
| 52 | John D. Lewis | 47 | Head | Driller | Iowa |
| 53 | Nellie (X) Lewis THIS PERSON | 36 | Wife | — | Missouri |
| 54 | Leedon Lewis | 15 | Son | — | Iowa |
| 55 | Homer Lewis | 14 | Son | — | Iowa |
| 56 | Max Lewis | 13 | Son | — | Iowa |
| 57 | Delbert Lewis | 12 | Son | — | Iowa |
| 58 | Velda Lewis | 10 | Daughter | — | Iowa |
| 59 | Norma Lewis | 8 | Daughter | — | Iowa |
| 60 | George D. Mace | 41 | Head | Furnace Repairer | Nebraska |
| 61 | Mary (X) Mace | 39 | Wife | — | Iowa |
| 62 | Daniel Zadaker | 21 | Nephew | Mechanic | S. Dakota |
| 63 | Lila Zadaker | 16 | Neice | — | Iowa |
| 64 | George Hull | 62 | Head | Cistern Cleaner | Iowa |
| 65 | Margaret (X) Hull | 53 | Wife | — | Iowa |
| 66 | Clarence Hull | 14 | Son | — | Iowa |
| 67 | Harry Forbes | 59 | Head | Press Worker | Minnesota |
| 68 | George Forbes | 30 | Son | Repair Man | Iowa |
| 69 | Velva (X) Forbes | 20 | Daughter-in-law | House Work | Colorado |
| 70 | Harry Jr. Forbes | 17 | Son | — | Iowa |
| 71 | Marion Forbes | 14 | Daughter | — | Iowa |
| 72 | Ralph Pinnel | 50 | Head | Sales-Man | Kansas |
| 73 | Bessie (X) Pinnel | 50 | Wife | — | Iowa |
| 74 | Cleon Pinnel | 25 | Son | — | Iowa |
| 75 | Alvie Pinnel | 22 | Son | Clerk | Iowa |
| 76 | Jane Pinnel | 13 | Daughter | — | Iowa |
| 77 | Doris Hempay | 24 | Maid | House Work | Iowa |
| 78 | Wilbert Butters | 38 | Head | Laborer | England |
| 79 | Viola X. Butters | 34 | Wife | — | Iowa |
| 80 | Wilbert Jr. Butters | 9 | Son | — | 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)