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Agnes Nelson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Agnes Nelson across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1887), then head of a 4-person household.
Age 53
b. ~1887
Female
Spouse
Born: Sweden
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Nelson |
| Given Name | Agnes |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Sweden |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Night Cook |
| Industry | Restaurant |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 110 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
| Occupation | Night Cook |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1887 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Agnes | Age | Birth yr |
|---|---|---|---|---|
| Lois Nelson | Daughter | — | 15 | ~1925 |
| Paul Nelson | Head | — | 48 | ~1892 |
| Vergel Nelson | Son | — | 17 | ~1923 |
| Agnes Nelson | Spouse | — | 53 | ~1887 |
Census Appearances
1920
Cook, Illinois
Spouse, age 33
Cook, Illinois · implied b. ~1887 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Agnes |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Sweden |
| Year of Immigration | 1911 |
| Naturalization Status | Alien |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Swedish |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
1930
Cook, Illinois
Spouse, age 42
Cook, Illinois · implied b. ~1888 — 16 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Agnes |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Sweden |
| Naturalization Status | Alien |
| Year of Immigration | 1911 |
| Age at First Marriage | 26 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | none |
| Can Read/Write | Yes |
| Mother Tongue | Swedish |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
1940
Cook-County, Illinois
Spouse, age 53
Cook-County, Illinois · implied b. ~1887 — 4 household members
| Surname | Nelson |
| Given Name | Agnes |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Sweden |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Naturalization Status | Naturalized |
| Occupation | Night Cook |
| Industry | Restaurant |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 110 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
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 Agnes 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
Agnes Nelson
Spouse · 1940 · age 53 · b. ~1887 · 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
40 people indexed on this census page (nara:1940:m-t0627-00990-00823)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Lucille Rauscher | 44 | Head | — | Illinois |
| 42 | William Rauscher | 25 | Son | Baker Helper | Illinois |
| 43 | Jeanette Rauscher | 18 | Daughter | New Worker | Illinois |
| 44 | Robert Rauscher | 13 | Son | — | Illinois |
| 45 | Patrick Lynch | 62 | Head | Laborer | Ireland |
| 46 | Katherine Lynch | 60 | Wife | — | Ireland |
| 47 | Michael Lynch | 30 | Son | Freight Handler | Illinois |
| 48 | Clifford Hansen | 48 | Head | Superintendent | Minnesota |
| 49 | Jennie Hansen | 39 | Wife | — | Minnesota |
| 50 | Robert Hansen | 9 | Son | — | Illinois |
| 51 | August Litwitt | 45 | Head | Foreman | Illinois |
| 52 | Katie Litwitt | 34 | Wife | — | Michigan |
| 53 | Winifred Litwitt | 15 | Daughter | — | Michigan |
| 54 | Irene Carlson | 34 | Head | Cashier | Illinois |
| 55 | Raymond Carlson | 10 | Son | — | Illinois |
| 56 | Flora Norstedt | 52 | Mother | — | Norway |
| 57 | John Osman | 56 | Head | Furniture Mover | Sweden |
| 58 | Amanda Osman | 57 | Wife | — | Norway |
| 59 | Helen Osman | 17 | Daughter | New Worker | Illinois |
| 60 | Henry Jensen | 35 | Head | Blacksmith | Denmark |
| 61 | Maude Jensen | 38 | Wife | Supervisor | Missouri |
| 62 | Ethel Elouise Jensen | 15 | Daughter | — | Missouri |
| 63 | Sven Petersen | 41 | Head | Machine Operator | Denmark |
| 64 | Astrid Petersen | 41 | Wife | — | Denmark |
| 65 | Walter Petersen | 8 | Son | — | Illinois |
| 66 | Edward Welzant | 47 | Head | Machine Operator | Wisconsin |
| 67 | Ethel Welzant | 42 | Wife | Senior Typist | Minnesota |
| 68 | Bernard Ostrowski | 51 | Head | Clerk | Illinois |
| 69 | Josephine Ostrowski | 42 | Wife | Clerk | Poland |
| 70 | Irene Wantsch | 24 | Niece | Seamstress | Illinois |
| 71 | Paul Nelson | 48 | Head | Laborer | Sweden |
| 72 | Agnes Nelson THIS PERSON | 53 | Wife | Night Cook | Sweden |
| 73 | Vergel Nelson | 17 | Son | — | Illinois |
| 74 | Lois Nelson | 15 | Daughter | — | Illinois |
| 75 | Irving Mcmahon | 42 | Head | Senior Clerk | So. Dakota |
| 76 | Mildred Mcmahon | 37 | Wife | — | Illinois |
| 77 | Robert Mcmahon | 13 | Son | — | Illinois |
| 78 | Bruce Mcmahon | 7 | Son | — | Illinois |
| 79 | Russell Mcmahon | 3 | Son | — | Illinois |
| 80 | Peter Petersen | 68 | Head | Tailor | Norway |
Related Census Records
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)