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Helen Nelson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Rock-Island-County, Illinois
Our Model Tree links this Helen Nelson across the 1920, 1930 and 1940 US Censuses in Rock-Island-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1901), then head of a 10-person household.
Age 39
b. ~1901
Female
Spouse
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Rock-Island-County, Illinois |
| Surname | Nelson |
| Given Name | Helen |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Cordova |
| 1935 Residence (County) | Rock Island |
| Additional Details | |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Cordova |
| Est. Birth Year | ~1901 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| Martha Nelson | Daughter | — | 3 | ~1937 |
| Quinn Nelson | Daughter | — | 16 | ~1924 |
| Mary Nelson | Daughter | — | 9 | ~1931 |
| John Nelson | Head | — | 42 | ~1898 |
| Vernon Rote | Other | — | 31 | ~1909 |
| George Nelson | Son | — | 1 | ~1939 |
| Henry Nelson | Son | — | 12 | ~1928 |
| William Nelson | Son | — | 10 | ~1930 |
| Edward Nelson | Son | — | 5 | ~1935 |
| Helen Nelson | Spouse | — | 39 | ~1901 |
Census Appearances
1920
Rock Island, …
Other, age 19
Rock Island, Illinois · implied b. ~1901 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Helen |
| Relationship to Head | Boarder |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Rock Island, …
Spouse, age 29
Rock Island, Illinois · implied b. ~1901 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Helen |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 21 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Rock-Island-County, Illinois
Spouse, age 39
Rock-Island-County, Illinois · implied b. ~1901 — 10 household members
| Surname | Nelson |
| Given Name | Helen |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Cordova |
| 1935 Residence (County) | Rock Island |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| 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 Helen 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
Helen Nelson
Spouse · 1940 · age 39 · b. ~1901 · 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 — Rock-Island-County, Illinois
Open full size
1940 US Federal Census — Rock-Island-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00874-00233)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Otto C. Stiff | 53 | Head | 6346 | Iowa |
| 42 | Lola S. Stiff | 52 | Wife | — | Iowa |
| 43 | Ernest C. Payne | 20 | Lodger | Farm Labor | Arkansas |
| 44 | Ervin Birdsley | 29 | Head | Molder | Illinois |
| 45 | William Humphrey | 33 | Head | Proprietor | Illinois |
| 46 | Yvonne Humphrey | 21 | Wife | Assist | Illinois |
| 47 | Albin Johnson | 42 | Head | — | Illinois |
| 48 | Francis M. Johnson | 38 | Wife | — | Illinois |
| 49 | Forrest Heady | 24 | Lodger | Foundry Work | New Hampshire |
| 50 | Charles Quick | 79 | Father-in-law | Operator | Illinois |
| 51 | Daniel E. Nelson | 29 | Head | — | Illinois |
| 52 | Kathryn E. Nelson | 31 | Wife | — | Illinois |
| 53 | Walter G. Nelson | 5 | Son | — | Illinois |
| 54 | Dorothy L. Nelson | 3 | Daughter | — | Illinois |
| 55 | William J. Stutzman | 33 | Head | Farming | Illinois |
| 56 | Loraine Stutzman | 33 | Wife | — | Illinois |
| 57 | William J. Stutzman | 5 | Son | — | Montana |
| 58 | Bessie Nelson | 77 | Head | — | Illinois |
| 59 | Lois Zimmerman | 23 | Daughter | — | Illinois |
| 60 | Robert Zimmerman | 25 | Grand-son | Mixer | Illinois |
| 61 | Francis Milman | 52 | Hired Hand | Farm Labor | Illinois |
| 62 | John P. Nelson | 42 | Head | Salesman | Illinois |
| 63 | Helen Nelson THIS PERSON | 39 | Wife | — | Illinois |
| 64 | Quinn M. Nelson | 16 | Daughter | — | Illinois |
| 65 | Henry C. Nelson | 12 | Son | — | Illinois |
| 66 | William R. Nelson | 10 | Son | — | Illinois |
| 67 | Mary E. Nelson | 9 | Daughter | — | Illinois |
| 68 | Edward B. Nelson | 5 | Son | — | Illinois |
| 69 | Martha E. Nelson | 3 | Daughter | — | Illinois |
| 70 | George Nelson | 1 | Son | — | Illinois |
| 71 | Vernon Rote | 31 | Hired Hand | Farm Labor | Oklahoma |
| 72 | William Reynolds | 40 | Head | — | Illinois |
| 73 | Lorna Reynolds | 20 | Wife | — | Illinois |
| 74 | Beverly J. Reynolds | 3 | Daughter | — | Illinois |
| 75 | William Reynolds | 71 | Father | Farm Labor | Illinois |
| 76 | Cliner Banway | 71 | Head | — | Illinois |
| 77 | Ray Coleman | 46 | Hired Hand | Farm Manager | Illinois |
| 78 | Margaret Coleman | 45 | Daughter | — | Illinois |
| 79 | Julia Dont | 68 | Head | — | Illinois |
| 80 | Permelia Dont | 70 | Sister-in-law | — | 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)