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Harold Hanson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Vernon-County, Wisconsin
Our Model Tree links this Harold Hanson across the 1920, 1930 and 1940 US Censuses in Vernon-County, Wisconsin (XGBoost, ~Confirmed), with identified parents Hans & Hans — first a son (b.~1909), then head of a 7-person household.
Age 31
b. ~1909
Male
Son
Born: Wisconsin
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Vernon-County, Wisconsin |
| Surname | Hanson |
| Given Name | Harold A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Viroqua township |
| 1935 Residence (County) | Vernon |
| Additional Details | |
| Occupation | Foreman |
| Industry | Highway Dept. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1000 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Occupation | Foreman |
| Township / Ward | Viroqua Township |
| Est. Birth Year | ~1909 |
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 Harold | Age | Birth yr |
|---|---|---|---|---|
| Le Hanson | Son | — | 24 | ~1916 |
| Hans Hanson | Head | — | 67 | ~1873 |
| Olga Hanson | Daughter | — | 39 | ~1901 |
| Elmer Hanson | Son | — | 28 | ~1912 |
| Annie Hanson | Spouse | — | 67 | ~1873 |
| Marie Hanson | Daughter | — | 36 | ~1904 |
| Harold Hanson | Son | — | 31 | ~1909 |
Census Appearances
1920
Vernon, Wisconsin
Son, age 12
Vernon, Wisconsin · implied b. ~1908 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hanson |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Norway |
| Mother's Birthplace | Wisconsin |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1930
Vernon, Wisconsin
Son, age 21
Vernon, Wisconsin · implied b. ~1909 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hanson |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Norway |
| Mother's Birthplace | Wisconsin |
| Occupation | Laborer |
| Industry | general farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Vernon-County, Wisconsin
Son, age 31
Vernon-County, Wisconsin · implied b. ~1909 — 7 household members
| Surname | Hanson |
| Given Name | Harold A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Viroqua township |
| 1935 Residence (County) | Vernon |
| Occupation | Foreman |
| Industry | Highway Dept. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1000 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
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 Hans Hanson (~0.92 confidence) and father Hans Hanson (~0.92 confidence) and father Hans Hanson (~0.92 confidence) and mother Annie Hanson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Hans Hanson
b. ~1873
Source father
● Household
· direct · ~0.92
Father
Hans Hanson
b. ~1869
Source father
● Household
· direct · ~0.92
Father
Hans Hanson
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Annie Hanson
b. ~1873
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harold Hanson
Son · 1940 · age 31 · b. ~1909 · Wisconsin
★ You are viewing this record
Sibling
Elmer Hanson
Sibling · 1940 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Le Hanson
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Olga Hanson
Sibling · 1940 · age 39
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marie Hanson
Sibling · 1940 · age 36
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 — Vernon-County, Wisconsin
Open full size
1940 US Federal Census — Vernon-County, Wisconsin
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04530-00731)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Irvin C. Vivak | 21 | Son | Laborer | Wisconsin |
| 2 | Gladys B. Vivak | 20 | Daughter | Teacher | Wisconsin |
| 3 | Alda S. Vivak | 14 | Daughter | — | Wisconsin |
| 4 | Alice S. Vivak | 13 | Daughter | — | Wisconsin |
| 5 | Ole T. Albertson | 72 | Head | Farmer | Wisconsin |
| 6 | Nels S. Hanson | 54 | Head | Farmer | Wisconsin |
| 7 | Alma Hanson | 52 | Wife | — | Wisconsin |
| 8 | Lillian D. Hanson | 27 | Daughter | Office Work | Wisconsin |
| 9 | Norman Hanson | 17 | Son | Laborer | Wisconsin |
| 10 | Doreen B. Hanson | 12 | Daughter | — | Wisconsin |
| 11 | Hans T. Hanson | 67 | Head | Farmer | Norway |
| 12 | Annie D. Hanson | 67 | Wife | — | Wisconsin |
| 13 | Olga T. Hanson | 39 | Daughter | Teacher | Wisconsin |
| 14 | Marie C. Hanson | 36 | Daughter | Teacher | Wisconsin |
| 15 | Harold A. Hanson THIS PERSON | 31 | Son | Foreman | Wisconsin |
| 16 | Elmer C. Hanson | 28 | Son | Manager | Wisconsin |
| 17 | Le Roy E. Hanson | 24 | Son | Laborer | Wisconsin |
| 18 | Theodore Iverson | 64 | Head | Farmer | Wisconsin |
| 19 | Albert Iverson | 69 | Brother | Laborer | Wisconsin |
| 20 | Julia S. Iverson | 68 | Sister | — | Wisconsin |
| 21 | Julius Iverson | 66 | Brother | Laborer | Wisconsin |
| 22 | Norman S. Thies | 40 | Head | Farmer | Wisconsin |
| 23 | Bessie V. Thies | 35 | Wife | — | Wisconsin |
| 24 | Arnold D. Kjelland | 26 | Head | Farmer | Wisconsin |
| 25 | Hazel A. Kjelland | 21 | Wife | — | Wisconsin |
| 26 | Marlene Ann Kjelland | 1 | Daughter | — | Wisconsin |
| 27 | Christian Kjelland | 53 | Head | Farmer | Wisconsin |
| 28 | Lena S. Kjelland | 55 | Wife | — | Wisconsin |
| 29 | Harold C. Quammen | 37 | Head | Farmer | Wisconsin |
| 30 | Theresa S. Quammen | 30 | Wife | — | Montana |
| 31 | H. Eugene Quammen | 7 | Son | — | Wisconsin |
| 32 | Richard D. Quammen | 4 | Son | — | Wisconsin |
| 33 | Adolph S. Sandemark | 67 | Uncle | Laborer | Wisconsin |
| 34 | Earl B. Skree | 37 | Head | Farmer | Wisconsin |
| 35 | Florence L. Skree | 37 | Wife | — | Wisconsin |
| 36 | Arlean M. Skree | 11 | Son | — | Wisconsin |
| 37 | Arlen L. Skree | 11 | Son | — | Wisconsin |
| 38 | Harry W. Mc Clurg | 40 | Head | Farmer | Wisconsin |
| 39 | Edna E. Mc Clurg | 37 | Wife | — | Wisconsin |
| 40 | Lyndon H. Mc Clurg | 10 | Son | — | Wisconsin |
Related Census Records
Pedigree Summary
Harold + 4 siblings
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)