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Helen Nelson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Clearfield-County, Pennsylvania
Our Model Tree links this Helen Nelson across the 1920, 1930 and 1940 US Censuses in Clearfield-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents James & James — first a spouse (b.~1915), then head of a 6-person household.
Age 25
b. ~1915
Female
Spouse
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Clearfield-County, Pennsylvania |
| Surname | Nelson |
| Given Name | Helen |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Cooper |
| 1935 Residence (County) | Clearfield |
| Additional Details | |
| Industry | 0 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Cooper |
| Est. Birth Year | ~1915 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| Laura Nelson | Daughter | — | ~1940 | |
| Eric Nelson | Head | — | 35 | ~1905 |
| Francis Carlson | Other | — | 49 | ~1891 |
| Kenneth Nelson | Son | — | 2 | ~1938 |
| Edwin Nelson | Son | — | 4 | ~1936 |
| Helen Nelson | Spouse | — | 25 | ~1915 |
Census Appearances
1920
Clearfield, Pennsylvania
Daughter, age 3
Clearfield, Pennsylvania · implied b. ~1917 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Hellen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Clearfield, Pennsylvania
Daughter, age 13
Clearfield, Pennsylvania · implied b. ~1917 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Helen |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Clearfield-County, Pennsylvania
Spouse, age 25
Clearfield-County, Pennsylvania · implied b. ~1915 — 6 household members
| Surname | Nelson |
| Given Name | Helen |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Cooper |
| 1935 Residence (County) | Clearfield |
| Industry | 0 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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. Identified parents: father James Nelson (~0.92 confidence) and father James Nelson (~0.92 confidence) and mother Verla Nelson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Nelson
b. ~1897
Source father
● Household
· direct · ~0.92
Father
James Nelson
b. ~1897
Source father
● Household
· direct · ~0.92
Mother
Verla Nelson
b. ~1897
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Helen Nelson
Spouse · 1940 · age 25 · b. ~1915 · Pennsylvania
★ 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 — Clearfield-County, Pennsylvania
Open full size
1940 US Federal Census — Clearfield-County, Pennsylvania
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-03470-00122)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary Mraz | 56 | Head | — | Czechoslovakia |
| 42 | Nellie Mraz | 16 | Daughter | — | Pennsylvania |
| 43 | Andrew Mraz | 14 | Son | — | Pennsylvania |
| 44 | Matjas Patrick | 57 | Head | Laborer | Czechoslovakia |
| 45 | Michael Patrick | 29 | Son | — | Czechoslovakia |
| 47 | George Lawrence | 42 | Head | Laborer | Sweden |
| 48 | Ethel Lawrence | 44 | Wife | — | Sweden |
| 49 | Leroy Lawrence | 18 | Son | — | Pennsylvania |
| 50 | Janet Lawrence | 16 | Daughter | — | Pennsylvania |
| 51 | Charles Berg | 77 | Head | — | Sweden |
| 52 | Amelia Berg | 72 | Wife | — | Sweden |
| 53 | Anna Berg | 44 | Daughter | — | Pennsylvania |
| 54 | Isaac Berg | 32 | Son | Laborer | Pennsylvania |
| 55 | Gust Jardine | 73 | Head | — | Sweden |
| 56 | Agusta Jardine | 66 | Wife | — | Sweden |
| 57 | Lars Engstrom | 72 | Head | — | Sweden |
| 58 | Anna Engstrom | 62 | Wife | — | Sweden |
| 59 | Iver Engstrom | 20 | Son | Laborer | Pennsylvania |
| 60 | Kenneth Grimberg | 14 | Nephew | — | Pennsylvania |
| 61 | Eric Nelson | 35 | Head | Laborer | Pennsylvania |
| 62 | Helen Nelson THIS PERSON | 25 | Wife | — | Pennsylvania |
| 63 | Edwin Nelson | 4 | Son | — | Pennsylvania |
| 64 | Kenneth Nelson | 2 | Son | — | Pennsylvania |
| 65 | Laura Nelson | 0 | Daughter | — | Pennsylvania |
| 66 | Francis Carlson | 49 | Lodger | Laborer | Pennsylvania |
| 67 | John Trendburg | 63 | Head | Laborer | Sweden |
| 68 | Michael Bunyak | 27 | Head | Laborer | Pennsylvania |
| 69 | Agnes Bunyak | 20 | Wife | — | Pennsylvania |
| 70 | Marrow Bunyak | 2 | Daughter | — | Pennsylvania |
| 71 | Carl Barrat | 33 | Head | Weigh Bossman | Pennsylvania |
| 72 | Nellie Barrat | 32 | Wife | — | Pennsylvania |
| 73 | Barbara Barrat | 2 | Daughter | — | Pennsylvania |
| 74 | Samuel Glass | 58 | Head | Track Repairman | Pennsylvania |
| 75 | Martha Glass | 60 | Wife | — | Pennsylvania |
| 76 | Cloyd Glass | 15 | Grandson | — | Pennsylvania |
| 77 | Albert Warner | 42 | Head | Track Repairman | Pennsylvania |
| 78 | Eleanor Warner | 32 | Wife | — | Pennsylvania |
| 79 | Axel Johnson | 45 | Head | Track Repairman | Pennsylvania |
| 80 | Freda Johnson | 35 | Wife | — | Pennsylvania |
Pedigree Summary
Helen
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
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)