IN
Irene Nelson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Irene Nelson across the 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1923), then head of a 8-person household.
Age 17
b. ~1923
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Nelson |
| Given Name | Irene |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Park Ridge |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Highest Grade | H 3 |
| 1935 Residence | Same house |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Park Ridge |
| Est. Birth Year | ~1923 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Irene | Age | Birth yr |
|---|---|---|---|---|
| Irene Nelson | Spouse | — | 37 | ~1903 |
| Patricia Nelson | Daughter | — | 2 | ~1938 |
| Carlotta Nelson | Daughter | — | 18 | ~1922 |
| Joan Nelson | Daughter | — | 3 | ~1937 |
| Rosemary Nelson | Daughter | — | 19 | ~1921 |
| Irene Nelson | Daughter | — | 17 | ~1923 |
| Ralph Nelson | Son | — | 12 | ~1928 |
| Ragnar Nelson | Head | — | 47 | ~1893 |
Census Appearances
1930
Cook, Illinois
Daughter, age 7
Cook, Illinois · implied b. ~1923 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Irene |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Mississippi |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Daughter, age 17
Cook-County, Illinois · implied b. ~1923 — 8 household members
| Surname | Nelson |
| Given Name | Irene |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Park Ridge |
| 1935 Residence (County) | Cook |
| Highest Grade | H 3 |
| 1935 Residence | Same house |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Irene Nelson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Irene Nelson
Daughter · 1940 · age 17 · b. ~1923 · Illinois
★ You are viewing this record
Sibling
Patricia Nelson
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carlotta Nelson
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ralph Nelson
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rosemary Nelson
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joan Nelson
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
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-t0627-00780-00363)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Antoinette (J) Donoho | 47 | Wife | — | Missouri |
| 42 | John Donoho | 22 | Son | Correspondent | Illinois |
| 43 | Bert Luch | 36 | Head | Circuit Analyzer | Illinois |
| 44 | Gladys Luch | 35 | Wife | — | Illinois |
| 45 | Eileen Luch | 12 | Daughter | — | Illinois |
| 46 | Adelaide Luch | 62 | Mother | — | England |
| 47 | William C. Grove | 42 | Head | Manager | Pennsylvania |
| 48 | Marion S. Grove | 42 | Wife | — | New York |
| 49 | Marvette Grove | 15 | Daughter | — | New York |
| 50 | Barbara Grove | 5 | Daughter | — | New York |
| 51 | Walter P. Irwin | 87 | Head | — | Illinois |
| 52 | Emily Brampton | 70 | Housekeeper | Housekeeper | England |
| 53 | Guy S. Burgess | 54 | Head | — | Illinois |
| 54 | Herbert Burgess | 22 | Son | Trust Teller | Illinois |
| 55 | Ellsworth Culver | 76 | Head | — | Illinois |
| 56 | Ida Culver | 70 | Wife | — | Michigan |
| 57 | Harry S. Marshall | 57 | Head | — | Michigan |
| 58 | Helen Marshall | 50 | Wife | — | Minnesota |
| 59 | Lew Mower | 50 | Head | Accountant | Iowa |
| 60 | Crystal S. Mower | 45 | Wife | — | Illinois |
| 61 | Robert Malone | 38 | Head | Real Estate + Insurance | Arkansas |
| 62 | Margaret Malone | 39 | Wife | — | Ohio |
| 63 | Jane Malone | 13 | Daughter | — | Alabama |
| 64 | Anne Malone | 11 | Daughter | — | Alabama |
| 65 | George Candler | 35 | Head | Personnel Director | Illinois |
| 66 | Dorothy Candler | 33 | Wife | — | Illinois |
| 67 | Dick Candler | 13 | Son | — | Illinois |
| 68 | Douglas Candler | 9 | Son | — | Illinois |
| 69 | Clarence Wille | 50 | Head | Secretary | Nebraska |
| 70 | Matilda Wille | 49 | Wife | — | Illinois |
| 71 | Ragnar Nelson | 47 | Head | Assistant Purchasing Agent | Illinois |
| 72 | Irene S. Nelson | 37 | Wife | — | Mississippi |
| 73 | Rosemary Nelson | 19 | Daughter | Clerical | Alabama |
| 74 | Carlotta Nelson | 18 | Daughter | Student | Alabama |
| 75 | Irene Nelson THIS PERSON | 17 | Daughter | — | Illinois |
| 76 | Ralph Nelson | 12 | Son | — | Illinois |
| 77 | Joan Nelson | 3 | Daughter | — | Illinois |
| 78 | Patricia Nelson | 2 | Daughter | — | Illinois |
| 79 | Emil Roeder | 46 | Head | Engraver | Illinois |
| 80 | Edna P. Roeder | 43 | Wife | — | Illinois |
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)