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Harold Nelson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hennepin-County, Minnesota
Our Model Tree links this Harold Nelson across the 1920, 1930 and 1940 US Censuses in Hennepin-County, Minnesota (XGBoost, ~Confirmed), with identified parents Christoffer & Frida — first a head (b.~1906), then head of a 5-person household.
Age 34
b. ~1906
Male
Head
Born: Minnesota
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Hennepin-County, Minnesota |
| Surname | Nelson |
| Given Name | Harold |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Edina Village |
| 1935 Residence (County) | Hennepin |
| Additional Details | |
| Occupation | Work foreman |
| Industry | Printing Co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1400 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Work Foreman |
| Township / Ward | Edina Village |
| Est. Birth Year | ~1906 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Harold | Age | Birth yr |
|---|---|---|---|---|
| Kathaleen Nelson | Daughter | — | 5 | ~1935 |
| Harold Nelson | Head | — | 34 | ~1906 |
| George Nelson | Son | — | 8 | ~1932 |
| Curtis Nelson | Son | — | 9 | ~1931 |
| Margerete Nelson | Spouse | — | 33 | ~1907 |
Census Appearances
1920
Hennepin, Minnesota
Son, age 13
Hennepin, Minnesota · implied b. ~1907 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Minnesota |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Hennepin, Minnesota
Son, age 23
Hennepin, Minnesota · implied b. ~1907 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Harold L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Helper |
| Industry | Metal Shop |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Hennepin-County, Minnesota
Head, age 34
Hennepin-County, Minnesota · implied b. ~1906 — 5 household members
| Surname | Nelson |
| Given Name | Harold |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Edina Village |
| 1935 Residence (County) | Hennepin |
| Occupation | Work foreman |
| Industry | Printing Co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1400 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
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 Nelson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Christoffer Nelson (~0.92 confidence) and mother Frida Nelson (~0.92 confidence) and mother Truda Nelson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Christoffer Nelson
b. ~1855
Source father
● Household
· direct · ~0.92
Mother
Frida Nelson
b. ~1871
Source mother
● Household
· direct · ~0.92
Mother
Truda Nelson
b. ~1875
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harold Nelson
Head · 1940 · age 34 · b. ~1906 · Minnesota
★ 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 — Hennepin-County, Minnesota
Open full size
1940 US Federal Census — Hennepin-County, Minnesota
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01924-00828)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charles Elzea | 52 | Head | Carpenter | Minnesota |
| 2 | Mayme Elzea | 46 | Wife | — | Minnesota |
| 3 | Jane Elzea | 23 | Daughter | — | Minnesota |
| 4 | Hazel Mae Elzea | 22 | Daughter | — | Minnesota |
| 5 | David Elzea | 18 | Son | — | Minnesota |
| 6 | Hermanette Elzea | 15 | Daughter | — | Minnesota |
| 7 | Lena B Williams | 60 | Head | Nurse | New York |
| 8 | Paul Evans | 26 | Head | Salesman | Minnesota |
| 9 | Peggy Lou Evans | 22 | Wife | — | Minnesota |
| 10 | Clarence Wisby | 29 | Head | Bank Teller | Nebraska |
| 11 | Kathryn Wisby | 27 | Wife | — | Canada |
| 12 | Marvin Wisby | 44 | Uncle | Carpenter | Minnesota |
| 13 | Thomas Nelson | 36 | Head | Letter Carrier | Minnesota |
| 14 | Dorothy Nelson | 32 | Wife | — | Minnesota |
| 15 | Thomas Jr Nelson | 4 | Son | — | Minnesota |
| 16 | Harold Nelson THIS PERSON | 34 | Head | Work Foreman | Minnesota |
| 17 | Margerete Nelson | 33 | Wife | — | No Dakota |
| 18 | Curtis Nelson | 9 | Son | — | Minnesota |
| 19 | George Nelson | 8 | Son | — | Minnesota |
| 20 | Kathaleen Nelson | 5 | Daughter | — | Minnesota |
| 21 | Theodore Lilly | 36 | Head | Policeman | Minnesota |
| 22 | Betty Marie Lilly | 26 | Wife | Sales Woman | Minnesota |
| 23 | Robert Livermore | 29 | Head | Statistician | Washington |
| 24 | Constance Livermore | 27 | Wife | — | Minnesota |
| 25 | Gail Ann Livermore | 2 | Daughter | — | Minnesota |
| 26 | Earl H Bundberg | 43 | Head | Machinist | Minnesota |
| 27 | Clouise Bundberg | 44 | Wife | — | Iowa |
| 28 | Esther E Ellison | 70 | Head | — | Minnesota |
| 29 | Ernest Buffington | 26 | Head | Asst Foreman | Canada |
| 30 | Georgeen Buffington | 27 | Wife | — | Minnesota |
| 31 | Jerome Buffington | 3 | Son | — | Minnesota |
| 32 | James Buffington | 2 | Son | — | Minnesota |
| 33 | Gustav Bethke | 58 | Head | Mason | Germany |
| 34 | Edna Bethke | 47 | Wife | — | Minnesota |
| 35 | Donald R Rogers | 16 | Son | — | Minnesota |
| 36 | Arthur Slarkeau | 30 | Lodger | Pastor | Wisconsin |
| 37 | Alois Gris | 42 | Head | Painter | Minnesota |
| 38 | Hildegard Gris | 34 | Wife | — | Minnesota |
| 39 | Roger Gris | 14 | Son | — | Minnesota |
Pedigree Summary
Harold
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)