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James Arnold — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this James Arnold across the 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1890), then head of a 10-person household.
Age 50
b. ~1890
Male
Head
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Arnold |
| Given Name | James M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Electrotyper |
| Industry | Printing |
| Class of Worker | PW |
| Hours Worked | 32 |
| Income (1939) | 2500 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Electrotyper |
| Township / Ward | Chicago |
| Est. Birth Year | ~1890 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| June Halberg | Daughter | — | 11 | ~1929 |
| James Arnold | Head | — | 50 | ~1890 |
| Florence Lida | Other | — | 21 | ~1919 |
| Elizabeth Rensler | Other | — | 45 | ~1895 |
| Tegra Pripp | Other | — | 57 | ~1883 |
| Robert Arnold | Son | — | 20 | ~1920 |
| Robert Lee | Son | — | 19 | ~1921 |
| Albert Scholle | Son | — | 11 | ~1929 |
| Marie Miller | Spouse | — | 48 | ~1892 |
| Anna Arnold | Spouse | — | 46 | ~1894 |
Census Appearances
1930
Cook, Illinois
Head, age 40
Cook, Illinois · implied b. ~1890 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Arnold |
| Given Name | James M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 22 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Ireland |
| Occupation | Electrotyper |
| Industry | Electro Typing |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | No |
| Home Value / Rent | R |
| Radio Set | 12,000 |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Cook-County, Illinois
Head, age 50
Cook-County, Illinois · implied b. ~1890 — 10 household members
| Surname | Arnold |
| Given Name | James M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Occupation | Electrotyper |
| Industry | Printing |
| Class of Worker | PW |
| Hours Worked | 32 |
| Income (1939) | 2500 |
| Highest Grade | Hs 4 |
| 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 James Arnold across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Arnold
Head · 1940 · age 50 · b. ~1890 · Illinois
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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 — Cook-County, Illinois
Open full size
1940 US Federal Census — Cook-County, Illinois
Page Contents
11 people indexed on this census page (nara:1940:m-t0627-01004-00934)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Josephine Dinge | 52 | Cousin | Clerk | Illinois |
| 2 | James M. Arnold THIS PERSON | 50 | Head | Electrotyper | Iowa |
| 3 | Anna M. Arnold | 46 | Wife | Cost Maker | Illinois |
| 4 | Robert J. Arnold | 20 | Son | — | Illinois |
| 5 | Marie Miller | 48 | Wife | Saleslady | Illinois |
| 6 | Elizabeth Rensler | 45 | Lodger | Saleslady | Illinois |
| 7 | June Halberg | 11 | Daughter | — | Illinois |
| 8 | Tegra Pripp | 57 | Mother in law | — | Sweden |
| 9 | Robert E. Lee | 19 | Son | — | Illinois |
| 10 | Albert E. Scholle | 11 | Son | — | Illinois |
| 11 | Florence Lida | 21 | Sister | — | Illinois |
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)