MN
Mabel Nelson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Mabel Nelson across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1889), then head of a 3-person household.
Age 51
b. ~1889
Female
Spouse
Born: Wisconsin
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Nelson |
| Given Name | Mabel |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Vernon |
| Additional Details | |
| Occupation | Sales Clerk |
| Industry | Retail Ready to Wear |
| Class of Worker | PW |
| Hours Worked | 3 |
| Income (1939) | 385 |
| Highest Grade | H 1 |
| 1935 Residence | Wisconsin |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Occupation | Sales Clerk |
| Township / Ward | City Of Chicago |
| Est. Birth Year | ~1889 |
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 Mabel | Age | Birth yr |
|---|---|---|---|---|
| Mabel Nelson | Spouse | — | 51 | ~1889 |
| Jerry Nelson | Head | — | 54 | ~1886 |
| Jerry Nelson | Son | — | 24 | ~1916 |
Census Appearances
1920
Cook, Illinois
Spouse, age 29
Cook, Illinois · implied b. ~1891 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Mabel |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1930
Cook, Illinois
Spouse, age 41
Cook, Illinois · implied b. ~1889 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Mabel H |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| Age at First Marriage | 24 |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Can Read/Write | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Cook-County, Illinois
Spouse, age 51
Cook-County, Illinois · implied b. ~1889 — 3 household members
| Surname | Nelson |
| Given Name | Mabel |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Vernon |
| Occupation | Sales Clerk |
| Industry | Retail Ready to Wear |
| Class of Worker | PW |
| Hours Worked | 3 |
| Income (1939) | 385 |
| Highest Grade | H 1 |
| 1935 Residence | Wisconsin |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
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 Mabel Nelson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mabel Nelson
Spouse · 1940 · age 51 · b. ~1889 · Illinois
★ 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 — Cook-County, Illinois
Open full size
1940 US Federal Census — Cook-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01011-00241)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Schmidt | 75 | Head | Apprentice Painter | Illinois |
| 2 | Hazel Schmidt | 73 | Wife | — | Illinois |
| 3 | Nellie Smith | 50 | Head | — | Illinois |
| 4 | Michael E. Smith | 27 | Son | Painter | Illinois |
| 5 | Robert E. Smith | 18 | Son | Office Boy | Illinois |
| 6 | Henry Dahme | 58 | Head | Car Cleaner | Illinois |
| 7 | Maude Dahme | 57 | Wife | — | Iowa |
| 8 | Jerry V. Nelson | 54 | Head | Sales Clerk | South Dakota |
| 9 | Mabel Nelson THIS PERSON | 51 | Wife | Sales Clerk | Wisconsin |
| 10 | Jerry W. Nelson | 24 | Son | File Clerk | Missouri |
| 11 | James Joyce | 44 | Head | Porter | Ireland |
| 12 | Mary Joyce | 40 | Wife | — | Free State Ireland |
| 13 | Mary T. Joyce | 8 | Daughter | — | Illinois |
| 14 | James B. Joyce | 7 | Son | — | Illinois |
| 15 | John P. Joyce | 5 | Son | — | Illinois |
| 16 | Anna M. Joyce | 1 | Daughter | — | Illinois |
| 17 | Theodore Didier | 34 | Head | Plater | Illinois |
| 18 | Maude Didier | 29 | Wife | — | Michigan |
| 19 | Richard Didier | 7 | Son | — | Illinois |
| 20 | Antoinette Becking | 39 | Head | Switch Board Operator | Illinois |
| 21 | Theresa Becking | 70 | Mother | — | Illinois |
| 22 | — | None | — | — | — |
| 23 | Peter Mcgivern | 66 | Head | Insurance Agent | Iowa |
| 24 | Julia Mcgivern | 60 | Wife | Dressmaker | Illinois |
| 25 | William Mcgivern | 21 | Son | Linen Checker | Illinois |
| 26 | Harold Carnes | 41 | Head | Window Trimmer | Illinois |
| 27 | Eleanor Carnes | 40 | Wife | Clerk | Illinois |
| 28 | Edward Carnes | 18 | Son | — | Illinois |
| 29 | Florence Wendell | 30 | Sister in Law | Stenographer | Illinois |
| 30 | Ralph Elliott | 45 | Head | Contractor | Illinois |
| 31 | Ruth Elliott | 38 | Wife | — | Indiana |
| 32 | Lynn Elliott | 14 | Son | — | Illinois |
| 33 | Andrew Bayerle | 47 | Head | Machine Operator | Germany |
| 34 | Fanny Bayerle | 43 | Wife | Metal Buffer | Germany |
| 35 | Werner Bayerle | 6 | Son | — | Illinois |
| 36 | Jacob Herrmann | 47 | Head | Carpenter | Germany |
| 37 | Marie Herrmann | 48 | Wife | — | Germany |
| 38 | Kurt Herrmann | 25 | Son | Carpenter Helper | Germany |
| 39 | Fred Herrmann | 19 | Son | Assembler | Germany |
| 40 | William J. De La Barre | 50 | Head | Motorman | 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)