JL
James Lewis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Washington-County, Iowa
Our Model Tree links this James Lewis across the 1920, 1930 and 1940 US Censuses in Washington-County, Iowa (XGBoost, ~Confirmed), with identified parents Everett & Katie — first a head (b.~1893), then head of a 5-person household.
Age 47
b. ~1893
Male
Head
Born: Colorado
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Washington-County, Iowa |
| Surname | Lewis |
| Given Name | James G. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | Wellman town |
| 1935 Residence (County) | Washington |
| Additional Details | |
| Occupation | Co-Partner |
| Industry | Cafe |
| Class of Worker | OA |
| Hours Worked | 105 |
| Income (1939) | 156 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Occupation | Co-Partner |
| Township / Ward | Wellman Town |
| Est. Birth Year | ~1893 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Kathrine Lewis | Daughter | — | 19 | ~1921 |
| James Lewis | Head | — | 47 | ~1893 |
| Wayne Lewis | Son | — | 22 | ~1918 |
| William Lewis | Son | — | 17 | ~1923 |
| Maud Lewis | Spouse | — | 42 | ~1898 |
Census Appearances
1920
Washington, Iowa
Son, age 27
Washington, Iowa · implied b. ~1893 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | James G |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Colorado |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | Clerk |
| Industry | Restaurant |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1930
Washington, Iowa
Head, age 36
Washington, Iowa · implied b. ~1894 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | James T |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Colorado |
| Age at First Marriage | 20 |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | Proprietor |
| Industry | Restaurant |
| Class of Worker | E |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 5000 |
| Radio Set | R |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1940
Washington-County, Iowa
Head, age 47
Washington-County, Iowa · implied b. ~1893 — 5 household members
| Surname | Lewis |
| Given Name | James G. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | Wellman town |
| 1935 Residence (County) | Washington |
| Occupation | Co-Partner |
| Industry | Cafe |
| Class of Worker | OA |
| Hours Worked | 105 |
| Income (1939) | 156 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
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 James Lewis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Everett Lewis (~0.92 confidence) and mother Katie Lewis (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Everett Lewis
b. ~1871
Source father
● Household
· direct · ~0.92
Mother
Katie Lewis
b. ~1872
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Lewis
Head · 1940 · age 47 · b. ~1893 · 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 — Washington-County, Iowa
Open full size
1940 US Federal Census — Washington-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01211-00296)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Everett L. Miller | 39 | Head | Proprietor | Iowa |
| 2 | Myrtle Miller | 40 | Wife | — | Iowa |
| 3 | Raymond Boyer | 49 | Head | Doctor | Iowa |
| 4 | Ethel Boyer | 47 | Wife | — | Iowa |
| 5 | Claude E. Dawson | 62 | Head | Barber | Illinois |
| 6 | Jared F. Osborn | 48 | Head | Agent | Iowa |
| 7 | Grace Osborn | 50 | Wife | — | Iowa |
| 8 | Eardley Billings | 68 | Head | Attorney | England |
| 9 | Betty Jean Billings | 14 | Daughter | — | Missouri |
| 10 | Carrie Marner | 60 | Head | Office Lady | Iowa |
| 11 | Anna Schumley | 80 | Mother | — | Iowa |
| 12 | Ralph Bringman | 28 | Head | Manager | Iowa |
| 13 | Ruth Bringman | 29 | Wife | Clerk | Iowa |
| 14 | Lloyd N. Small | 34 | Head | Proprietor | Iowa |
| 15 | Bessie Small | 31 | Wife | Barber | Iowa |
| 16 | Marlyn Small | 11 | Son | — | Iowa |
| 17 | William A. Curly | 80 | Head | — | Illinois |
| 18 | Allie M. Curly | 71 | Wife | — | Iowa |
| 19 | James G. Lewis THIS PERSON | 47 | Head | Co-Partner | Colorado |
| 20 | Maud Lewis | 42 | Wife | Co-Partner | Iowa |
| 21 | Wayne Lewis | 22 | Son | Clerk | Iowa |
| 22 | Kathrine Lewis | 19 | Daughter | Teacher | Iowa |
| 23 | William Lewis | 17 | Son | — | Iowa |
| 24 | Jesse D. Lewis | 43 | Head | Co-Partner | Iowa |
| 25 | Florence Lewis | 41 | Wife | Co-Partner | Iowa |
| 26 | Nellie Adams | 43 | Head | Cook | Iowa |
| 27 | Maxine Adams | 18 | Daughter | Operator | Iowa |
| 28 | Charles Adams | 84 | Father | — | Ohio |
| 29 | Max Adams | 48 | Brother | Laborer | Iowa |
| 30 | Harold Gardner | 25 | Head | 6 | Iowa |
| 31 | Gayle Gardner | 24 | Wife | — | Iowa |
| 32 | Sheryl Gardner | 1 | Daughter | — | Iowa |
| 33 | Joseph Bartz | 39 | Head | Proprietor | Iowa |
| 34 | Emma Bartz | 37 | Wife | — | Minnesota |
| 35 | William Stricker | 51 | Head | Proprietor | Pennsylvania |
| 36 | Pearle Stricker | 43 | Wife | — | Iowa |
| 37 | Edward A. Wehrle | 48 | Head | Proprietor | Iowa |
| 38 | Mildred Wehrle | 46 | Wife | — | Iowa |
| 39 | Clarence Rowe | 33 | Head | Clerk | Iowa |
| 40 | Virginia Rowe | 25 | Wife | — | Iowa |
Pedigree Summary
James
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
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)