HN
Harry Nelson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Nodaway-County, Missouri
Our Model Tree links this Harry Nelson across the 1920, 1930 and 1940 US Censuses in Nodaway-County, Missouri (XGBoost, ~Confirmed), with identified parents Soren & Katrena — first a head (b.~1901), then head of a 4-person household.
Age 39
b. ~1901
Male
Head
Born: Missouri
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Nodaway-County, Missouri |
| Surname | Nelson |
| Given Name | Harry |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Nodaway |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 73 |
| Income (1939) | 0 |
| Highest Grade | C 5 |
| 1935 Residence | Missouri |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | Farmer |
| Township / Ward | Monroe Township |
| Est. Birth Year | ~1901 |
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 Harry | Age | Birth yr |
|---|---|---|---|---|
| Harry Nelson | Head | — | 39 | ~1901 |
| Leland Nelson | Son | — | 2 | ~1938 |
| Herschel Nelson | Son | — | 9 | ~1931 |
| Mertie Nelson | Spouse | — | 39 | ~1901 |
Census Appearances
1920
Nodaway, Missouri
Son, age 21
Nodaway, Missouri · implied b. ~1899 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Harry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1930
Nodaway, Missouri
Head, age 30
Nodaway, Missouri · implied b. ~1900 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Harry |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Missouri |
| Age at First Marriage | 28 |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Occupation | Teacher |
| Industry | School |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 13 |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
Nodaway-County, Missouri
Head, age 39
Nodaway-County, Missouri · implied b. ~1901 — 4 household members
| Surname | Nelson |
| Given Name | Harry |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Nodaway |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 73 |
| Income (1939) | 0 |
| Highest Grade | C 5 |
| 1935 Residence | Missouri |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 Harry Nelson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Soren Nelson (~0.92 confidence) and mother Katrena Nelson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Soren Nelson
b. ~1869
Source father
● Household
· direct · ~0.92
Mother
Katrena Nelson
b. ~1870
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harry Nelson
Head · 1940 · age 39 · b. ~1901 · Missouri
★ 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 — Nodaway-County, Missouri
Open full size
1940 US Federal Census — Nodaway-County, Missouri
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02134-00375)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Wilma L. Smith | 15 | Daughter | — | Missouri |
| 2 | Doris Fay Smith | 11 | Daughter | — | Missouri |
| 3 | Richard Wayne Smith | 5 | Son | — | Missouri |
| 4 | Margaret Smith | 1 | Daughter | — | Missouri |
| 5 | John D. Alvord | 35 | Head | Laborer | Indiana |
| 6 | Ruth Alvord | 30 | Wife | — | Kansas |
| 7 | Leslie Ray Alvord | 12 | Son | — | Kansas |
| 8 | John Harvey Alvord | 7 | Son | — | Missouri |
| 9 | James Harold Alvord | 7 | Son | — | Missouri |
| 10 | Don Nathan Alvord | 6 | Son | — | Kansas |
| 11 | Richard Alvord | 4 | Son | — | Kansas |
| 12 | O. J. Hardman | 56 | Head | Farmer | Kansas |
| 13 | Pansy Hardman | 54 | Wife | — | Missouri |
| 14 | Harry Nelson THIS PERSON | 39 | Head | Farmer | Missouri |
| 15 | Mertie Nelson | 39 | Wife | — | Missouri |
| 16 | Herschel Nelson | 9 | Son | — | Missouri |
| 17 | Leland Nelson | 2 | Son | — | Missouri |
| 18 | Harry C. Haun | 41 | Head | Teacher | Missouri |
| 19 | Anice Haun | 38 | Wife | — | Missouri |
| 20 | Harry C. Jr. Haun | 11 | Son | — | Missouri |
| 21 | Ada Sue Haun | 10 | Daughter | — | Missouri |
| 22 | Joan Haun | 9 | Daughter | — | Missouri |
| 23 | James Haun | 7 | Son | — | Missouri |
| 24 | Betty Jean Haun | 5 | Daughter | — | Missouri |
| 25 | John Merritt | 39 | Head | Laborer | Missouri |
| 26 | Hattie Merritt | 29 | Wife | — | Missouri |
| 27 | Roma Jean Merritt | 7 | Daughter | — | Missouri |
| 28 | John Richard Merritt | 4 | Son | — | Missouri |
| 29 | Charles E. Merritt | 3 | Son | — | Missouri |
| 30 | Robert Clayton Merritt | 1 | Son | — | Missouri |
| 31 | J. H. Smith | 83 | Head | Farmer | Maryland |
| 32 | Nora Smith | 66 | Wife | — | Missouri |
| 33 | Louis Dick | 57 | Lodger | Laborer | Switzerland |
| 34 | Dave Harris | 38 | Head | Farmer | Missouri |
| 35 | Opal Harris | 39 | Wife | — | Missouri |
| 36 | Robert Harris | 11 | Son | — | Missouri |
| 37 | Robert O'Riley | 39 | Head | Farmer | Missouri |
| 38 | Evelyn O'Riley | 34 | Wife | — | Iowa |
| 39 | James Mulvoney | 53 | Head | Farmer | Missouri |
| 40 | Ruby Mulvoney | 40 | Wife | — | Missouri |
Pedigree Summary
Harry
Gen 1 · 2 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)