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Harold Hanson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Vermilion-County, Illinois
Our Model Tree links this Harold Hanson across the 1920, 1930 and 1940 US Censuses in Vermilion-County, Illinois (XGBoost, ~Confirmed), with identified parents Joseph & Joshua — first a son (b.~1914), then head of a 4-person household.
Age 26
b. ~1914
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Vermilion-County, Illinois |
| Surname | Hanson |
| Given Name | Harold |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Vermilion |
| Additional Details | |
| Occupation | Laborer |
| Industry | Implement Factory |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 588 |
| Highest Grade | H-4 |
| 1935 Residence | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Laborer |
| Township / Ward | Newell Twp |
| Est. Birth Year | ~1914 |
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 Harold | Age | Birth yr |
|---|---|---|---|---|
| Harold Hanson | Son | — | 26 | ~1914 |
| Joseph Hanson | Head | — | 50 | ~1890 |
| Elizabeth Hanson | Spouse | — | 50 | ~1890 |
| Jewell Hanson | Son | — | 21 | ~1919 |
Census Appearances
1920
Vermilion, Illinois
Son, age 6
Vermilion, Illinois · implied b. ~1914 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hanson |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Kentucky |
| Occupation | none |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Vermilion, Illinois
Son, age 16
Vermilion, Illinois · implied b. ~1914 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hanson |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Kentucky |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Vermilion-County, Illinois
Son, age 26
Vermilion-County, Illinois · implied b. ~1914 — 4 household members
| Surname | Hanson |
| Given Name | Harold |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Vermilion |
| Occupation | Laborer |
| Industry | Implement Factory |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 588 |
| Highest Grade | H-4 |
| 1935 Residence | Illinois |
| 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 Harold Hanson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Joseph Hanson (~0.92 confidence) and father Joshua Hanson (~0.92 confidence) and mother Elizabeth Hanson (~0.92 confidence) and mother Elizabeth Hanson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Joseph Hanson
b. ~1890
Source father
● Household
· direct · ~0.92
Father
Joshua Hanson
b. ~1891
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Hanson
b. ~1890
Source mother
● Household
· direct · ~0.92
Mother
Elizabeth Hanson
b. ~1892
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harold Hanson
Son · 1940 · age 26 · b. ~1914 · Illinois
★ You are viewing this record
Sibling
Jewell Hanson
Sibling · 1940 · age 21
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 — Vermilion-County, Illinois
Open full size
1940 US Federal Census — Vermilion-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00899-00524)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Helen Underwood | 17 | daughter | — | Indiana |
| 2 | Floyd Pruitt | 30 | brother in law | — | Indiana |
| 3 | Helena Pruitt | 25 | Sister | — | Indiana |
| 4 | Herman E. Schultz | 38 | Head | Mail Carrier | Illinois |
| 5 | Rena D. Schultz | 35 | wife | — | Illinois |
| 6 | Richard Schultz | 14 | son | — | Illinois |
| 7 | Theodore Schultz | 4 | adopted son | — | Indiana |
| 8 | John W. Hendricks | 24 | Head | Operator | Indiana |
| 9 | Maxine D. Hendricks | 24 | wife | — | Indiana |
| 10 | Antonia Peronne | 46 | Head | — | Italy |
| 11 | Rachel D. Peronne | 38 | wife | — | Indiana |
| 12 | Leonora Peronne | 15 | daughter | — | Illinois |
| 13 | James Peronne | 14 | son | — | Illinois |
| 14 | Jack Peronne | 12 | son | — | Illinois |
| 15 | Deloris Ann Peronne | 12 | daughter | — | Illinois |
| 16 | Jewell Peronne | 7 | daughter | — | Illinois |
| 17 | Sarah D. Sherrow | 63 | Head | Cook | Indiana |
| 18 | Henry D. Woods | 55 | Head | Laborer | Illinois |
| 19 | Wilbur D. Graves | 47 | Head | Laborer | Illinois |
| 20 | Kenneth Medcalf | 39 | Head | Office Clerk | Kentucky |
| 21 | Effie D. Medcalf | 37 | wife | — | Illinois |
| 22 | Gene Medcalf | 11 | son | — | Indiana |
| 23 | William Grallinger | 35 | Head | Laborer | Illinois |
| 24 | Lorene D. Grallinger | 25 | wife | — | Illinois |
| 25 | Dorothy Grallinger | 6 | daughter | — | Illinois |
| 26 | William Jr. Grallinger | 5 | son | — | Illinois |
| 27 | Deloris Grallinger | 1 | daughter | — | Illinois |
| 28 | Joseph D. Hanson | 50 | Head | Milk Dealer | Indiana |
| 29 | Elizabeth Hanson | 50 | wife | — | Kentucky |
| 30 | Harold Hanson THIS PERSON | 26 | son | Laborer | Illinois |
| 31 | Jewell Hanson | 21 | son | Laborer | Illinois |
| 32 | Joseph D. Wright | 40 | Head | Officer | Illinois |
| 33 | Winifred Wright | 35 | wife | — | Illinois |
| 34 | Robert Wright | 18 | son | — | Illinois |
| 35 | Bert D. Moulton | 44 | Head | — | Illinois |
| 36 | Iva Moulton | 42 | wife | — | Illinois |
| 37 | Oliver Moulton | 70 | Father | — | Indiana |
| 38 | George D. Henks | 40 | Head | Laborer | Illinois |
| 39 | Hazel Henks | 38 | wife | — | Illinois |
| 40 | Alfred Henks | 19 | son | Waiter | Illinois |
Pedigree Summary
Harold + 1 sibling
Gen 1 · 4 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)