IN
Irene Nelson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hancock-County, Iowa
Our Model Tree links this Irene Nelson across the 1930 and 1940 US Censuses in Hancock-County, Iowa (XGBoost, ~Confirmed) — first a daughter (b.~1929), then head of a 7-person household.
Age 11
b. ~1929
Female
Daughter
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hancock-County, Iowa |
| Surname | Nelson |
| Given Name | Irene |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Erin Township |
| 1935 Residence (County) | Hancock |
| Additional Details | |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Erin Township |
| Est. Birth Year | ~1929 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Irene | Age | Birth yr |
|---|---|---|---|---|
| Irene Nelson | Daughter | — | 11 | ~1929 |
| William Nelson | Son | — | 2 | ~1938 |
| Josephine Nelson | Spouse | — | 38 | ~1902 |
| Edith Nelson | Daughter | — | 6 | ~1934 |
| Harvey Nelson | Head | — | 52 | ~1888 |
| Marie Nelson | Daughter | — | 13 | ~1927 |
| Harvey Nelson | Son | — | 7 | ~1933 |
Census Appearances
1930
Hancock, Iowa
Daughter, age 1
Hancock, Iowa · implied b. ~1929 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Irene |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Hancock-County, Iowa
Daughter, age 11
Hancock-County, Iowa · implied b. ~1929 — 7 household members
| Surname | Nelson |
| Given Name | Irene |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Erin Township |
| 1935 Residence (County) | Hancock |
| Highest Grade | No 7 |
| 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 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 11 · b. ~1929 · Iowa
★ You are viewing this record
Sibling
Marie Nelson
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harvey Nelson
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edith Nelson
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Nelson
Sibling · 1940 · age 2
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 — Hancock-County, Iowa
Open full size
1940 US Federal Census — Hancock-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01164-00936)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | John Meinders | 65 | Head | Farmer | Ohio |
| 42 | Elizabeth Meinders | 61 | Wife | — | Iowa |
| 43 | Risella Meinders | 23 | Daughter | — | Iowa |
| 44 | Harvey Nelson | 52 | Head | Farmer | Illinois |
| 45 | Josephine Nelson | 38 | Wife | — | Iowa |
| 46 | Marie Nelson | 13 | Daughter | — | Iowa |
| 47 | Irene Nelson THIS PERSON | 11 | Daughter | — | Iowa |
| 48 | Harvey Nelson | 7 | Son | — | Iowa |
| 49 | Edith Nelson | 6 | Daughter | — | Iowa |
| 50 | William Nelson | 2 | Son | — | Iowa |
| 51 | Charles Cockerell | 66 | Head | Farmer | Missouri |
| 52 | Artie M. Cockerell | 66 | Wife | — | Oklahoma |
| 53 | Merle Cockerell | 41 | Son | Farmer | Iowa |
| 54 | John B. Johnson | 47 | Head | Farmer | Illinois |
| 55 | Stella Johnson | 49 | Wife | — | Illinois |
| 56 | Robert Johnson | 13 | Son | — | Iowa |
| 57 | Edward Scott | 24 | Hired man | Laborer | Iowa |
| 58 | Louie Smidt | 30 | Head | Farmer | Iowa |
| 59 | Hattie Smidt | 28 | Wife | — | Iowa |
| 60 | Henry Matz | 41 | Head | Farmer | Iowa |
| 61 | Elizabeth Matz | 37 | Wife | — | Iowa |
| 62 | Rachel Matz | 12 | Daughter | — | Iowa |
| 63 | Virgil Matz | 8 | Son | — | Iowa |
| 64 | Beulah Ann Matz | 2 | Daughter | — | Iowa |
| 65 | Robert Matz | 76 | Father | — | Germany |
| 66 | Jake Falkerts | 51 | Head | Farmer | Germany |
| 67 | Theona Falkerts | 44 | Wife | — | Iowa |
| 68 | Helen Falkerts | 20 | Daughter | — | Iowa |
| 69 | Barthias Kasper | 16 | Son | Laborer | Iowa |
| 70 | Pauline Kasper | 19 | Daughter | — | Iowa |
| 71 | Arlis Kay Kasper | 1 | Granddaughter | — | Iowa |
| 72 | Carl Swyter | 29 | Head | Farmer | Iowa |
| 73 | Ruth Swyter | 24 | Wife | — | Iowa |
| 74 | Thomas O'Rourke | 55 | Head | Farmer | Iowa |
| 75 | Maggie O'Rourke | 52 | Wife | — | Iowa |
| 76 | Warren O'Rourke | 22 | Son | Laborer | Iowa |
| 77 | Leslie O'Rourke | 26 | Son | Laborer | Iowa |
| 78 | Helen O'Rourke | 20 | Daughter-in-law | — | Iowa |
| 79 | Joyce Lueckman | 0 | Granddaughter | — | Iowa |
| 80 | John Lueckman | 26 | Hired man | Laborer | Iowa |
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)