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Helen Nelson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Winnebago-County, Illinois
Our Model Tree links this Helen Nelson across the 1920, 1930 and 1940 US Censuses in Winnebago-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1897), then head of a 4-person household.
Age 43
b. ~1897
Female
Spouse
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Winnebago-County, Illinois |
| Surname | Nelson |
| Given Name | Helen |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Rockford |
| 1935 Residence (County) | Winnebago |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same house |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Rockford |
| Est. Birth Year | ~1897 |
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 Helen | Age | Birth yr |
|---|---|---|---|---|
| Gust Nelson | Head | — | 45 | ~1895 |
| Ivar Nelson | Son | — | 21 | ~1919 |
| Raymond Nelson | Son | — | 18 | ~1922 |
| Helen Nelson | Spouse | — | 43 | ~1897 |
Census Appearances
1920
Winnebago, Illinois
Spouse, age 23
Winnebago, Illinois · implied b. ~1897 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Helen M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Norway |
| Occupation | Machine Operator |
| Industry | Factory |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Winnebago, Illinois
Other, age 33
Winnebago, Illinois · implied b. ~1897 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Helen |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 21 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Norway |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Winnebago-County, Illinois
Spouse, age 43
Winnebago-County, Illinois · implied b. ~1897 — 4 household members
| Surname | Nelson |
| Given Name | Helen |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Rockford |
| 1935 Residence (County) | Winnebago |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 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 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 43 · b. ~1897 · Illinois
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Winnebago-County, Illinois
Open full size
1940 US Federal Census — Winnebago-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00914-00018)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Verna Simpson | 9 | Son | — | Illinois |
| 42 | Gust Nelson | 45 | Head | Plasterer | Sweden |
| 43 | Helen Nelson THIS PERSON | 43 | Wife | — | Illinois |
| 44 | Ivar Nelson | 21 | Son | Sprayer | Illinois |
| 45 | Raymond Nelson | 18 | Son | Bus Boy | Illinois |
| 46 | Elwood Weaver | 38 | Head | Mechanic Foreman | Kansas |
| 47 | Beulah E. Weaver | 36 | Wife | — | Illinois |
| 48 | Joan Weaver | 10 | Daughter | — | Illinois |
| 49 | Mildred Eversole | 23 | Lodger | — | Illinois |
| 50 | Roy Gustafson | 43 | Head | Helper | Illinois |
| 51 | Alice Gustafson | 39 | Wife | — | Illinois |
| 52 | Rodger Strom | 17 | Nephew | — | Illinois |
| 53 | Kenneth Lundberg | 30 | Head | Radio Repair | Illinois |
| 54 | Lola M. Lundberg | 30 | Wife | — | Missouri |
| 55 | Donna J. Lundberg | 11 | Daughter | — | Illinois |
| 56 | Carol N. Lundberg | 7 | Daughter | — | Illinois |
| 57 | Earl Klubber | 36 | Head | Salesman | Indiana |
| 58 | Frances Klubber | 31 | Wife | — | Illinois |
| 59 | Pauline Klubber | 12 | Daughter | Clerk | Indiana |
| 60 | Patricia Klubber | 14 | Daughter | — | Indiana |
| 61 | Ann Elmer | 30 | Lodger | Clerk | Wisconsin |
| 62 | Pauline Strickland | 31 | Lodger | Clerk | Wisconsin |
| 63 | Reuben Redin | 53 | Head | General Machinist | Minnesota |
| 64 | Gertrude Redin | 48 | Wife | — | Illinois |
| 65 | David A. Redin | 18 | Son | — | Illinois |
| 66 | Elof Nelson | 46 | Head | Sander | Kansas |
| 67 | Marie Nelson | 42 | Wife | — | England |
| 68 | Arnold Swenson | 19 | Head | Drill Press | Illinois |
| 69 | Gladys Swenson | 18 | Wife | — | Illinois |
| 70 | Henry Guttachow | 52 | Head | Cement Work | Illinois |
| 71 | Anna Guttachow | 51 | Wife | — | Illinois |
| 72 | Robert Sage | 23 | Son-in-law | Stock Man | Illinois |
| 73 | Marge Sage | 20 | Daughter | Punch Press | Illinois |
| 74 | Clarence La Pointe | 33 | Head | Office Organizing | Illinois |
| 75 | Pauline La Pointe | 35 | Wife | — | Illinois |
| 76 | Claudine La Pointe | 10 | Daughter | — | Illinois |
| 77 | Nancy La Pointe | 8 | Daughter | — | Illinois |
| 78 | Henry Peacock | 65 | Head | Maintenance Man | Illinois |
| 79 | Myrtle Peacock | 56 | Wife | — | Illinois |
| 80 | Alge Olofson | 45 | Head | Assembler | Sweden |
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)