DN
Dorothy Nelson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Dorothy Nelson across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1890), then head of a 4-person household.
Age 50
b. ~1890
Female
Spouse
Born: Sweden
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Nelson |
| Given Name | Dorothy |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Sweden |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Naturalization Status | Naturalized |
| Additional Details | |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
| 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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Jacqueline Nelson | Daughter | — | 16 | ~1924 |
| Knutie Nelson | Head | — | 52 | ~1888 |
| Kenneth Nelson | Son | — | 14 | ~1926 |
| Dorothy Nelson | Spouse | — | 50 | ~1890 |
Census Appearances
1920
Cook, Illinois
Spouse, age 33
Cook, Illinois · implied b. ~1887 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Dorothy |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Sweden |
| Year of Immigration | 1906 |
| Naturalization Status | First papers filed |
| 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 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Dorothy |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Sweden |
| Naturalization Status | Naturalized |
| Year of Immigration | 1906 |
| Age at First Marriage | 28 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read/Write | Yes |
| Mother Tongue | Swedish |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
1940
Cook-County, Illinois
Spouse, age 50
Cook-County, Illinois · implied b. ~1890 — 4 household members
| Surname | Nelson |
| Given Name | Dorothy |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Sweden |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Naturalization Status | Naturalized |
| Highest Grade | Hs 4 |
| 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 Dorothy 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
Dorothy Nelson
Spouse · 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
40 people indexed on this census page (nara:1940:m-t0627-00994-00809)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John P. Murphy | 67 | Head | Chauffeur | New Hampshire |
| 2 | Mary Murphy | 65 | Wife | — | Massachusetts |
| 3 | Edward Murphy | 25 | Son | Laborer | Illinois |
| 4 | Margaret Murphy | 23 | Daughter | Office Clerk | Illinois |
| 5 | Albert Dittert | 57 | Head | Pressman | Illinois |
| 6 | Mary Dittert | 54 | Wife | — | Illinois |
| 7 | Donald Dittert | 24 | Son | Plumber | Illinois |
| 8 | August Rizzo | 67 | Head | Packer | Italy |
| 9 | Victoria Rizzo | 67 | Wife | — | Italy |
| 10 | Dora Rizzo | 27 | Daughter | Office Clerk | Illinois |
| 11 | Rose Rizzo | 23 | Daughter | Stenographer | Illinois |
| 12 | Shirley Wright | 9 | Niece | — | Ohio |
| 13 | Frank Martin | 49 | Head | Proprietor | Illinois |
| 14 | Mary Martin | 47 | Wife | — | Illinois |
| 15 | Francis Martin | 18 | Son | — | Illinois |
| 16 | John Benson | 71 | Head | Stationary Engineer | Sweden |
| 17 | Freda Benson | 63 | Wife | Washroom Attendant | Sweden |
| 18 | Edward Jatezak | 27 | Head | Salesman | Illinois |
| 19 | Marion Jatezak | 23 | Wife | — | Illinois |
| 20 | Knutie Nelson | 52 | Head | Structural Ironworker | Sweden |
| 21 | Dorothy Nelson THIS PERSON | 50 | Wife | — | Sweden |
| 22 | Jacqueline Nelson | 16 | Daughter | — | Illinois |
| 23 | Kenneth Nelson | 14 | Son | — | Illinois |
| 24 | Michael Hanley | 49 | Head | Conductor | Eire |
| 25 | Beatrice Hanley | 44 | Wife | — | Eire |
| 26 | William Hanley | 23 | Son | File Clerk | Illinois |
| 27 | John Hanley | 21 | Son | Apprentice | Illinois |
| 28 | Edward Debates | 59 | Head | Tailor | Belgium |
| 29 | Josephine Debates | 61 | Wife | — | Czechoslovakia |
| 30 | John Ward | 79 | Head | Flagman | England |
| 31 | Alfretta Ward | 71 | Wife | — | Illinois |
| 32 | Richard Ledyard | 25 | Son-in-law | Salesman | Illinois |
| 33 | Rita Ledyard | 20 | Daughter | — | Illinois |
| 34 | Janice Ledyard | 1 | Grand-daughter | — | Illinois |
| 35 | Bernard Healy | 52 | Head | Patrolman | Eire |
| 36 | Catherine Healy | 53 | Wife | — | Eire |
| 37 | Catherine Healy | 23 | Daughter | Bookkeeper | Illinois |
| 38 | Bernard Healy | 22 | Son | Bookkeeper | Illinois |
| 39 | Joseph Healy | 19 | Son | — | Illinois |
| 40 | Edward Prindiville | 20 | Head | Trucking Contractor | 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)