HN
Hazel Nelson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Marshall-County, Minnesota
Our Model Tree links this Hazel Nelson across the 1930 and 1940 US Censuses in Marshall-County, Minnesota (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 9-person household.
Age 15
b. ~1925
Female
Daughter
Born: Minnesota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Marshall-County, Minnesota |
| Surname | Nelson |
| Given Name | Hazel A. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | York Township |
| 1935 Residence (County) | Marshall |
| Additional Details | |
| Occupation | none |
| Industry | none |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Township / Ward | York Township |
| Est. Birth Year | ~1925 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Hazel | Age | Birth yr |
|---|---|---|---|---|
| Lillian Nelson | Spouse | — | 41 | ~1899 |
| Harvey Nelson | Son | — | 5 | ~1935 |
| Lawrence Nelson | Son | — | 19 | ~1921 |
| Laverne Nelson | Son | — | 7 | ~1933 |
| Arthur Nelson | Head | — | 42 | ~1898 |
| Hazel Nelson | Daughter | — | 15 | ~1925 |
| Lloyd Nelson | Daughter | — | 14 | ~1926 |
| Bobby Nelson | Son | — | 4 | ~1936 |
| Eileen Nelson | Daughter | — | 12 | ~1928 |
Census Appearances
1930
Marshall, Minnesota
Daughter, age 4
Marshall, Minnesota · implied b. ~1926 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Hazel A |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | North Dakota |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Marshall-County, Minnesota
Daughter, age 15
Marshall-County, Minnesota · implied b. ~1925 — 9 household members
| Surname | Nelson |
| Given Name | Hazel A. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | York Township |
| 1935 Residence (County) | Marshall |
| Occupation | none |
| Industry | none |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| 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 Hazel Nelson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Hazel Nelson
Daughter · 1940 · age 15 · b. ~1925 · Minnesota
★ You are viewing this record
Sibling
Lloyd Nelson
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bobby Nelson
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harvey Nelson
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lawrence Nelson
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eileen Nelson
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Laverne Nelson
Sibling · 1940 · age 7
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 — Marshall-County, Minnesota
Open full size
1940 US Federal Census — Marshall-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01936-00440)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Dorothy L. Harris | 31 | nephew's wife | None | Iowa |
| 2 | Barry R. Harris | 9 | nephew's son | — | Minnesota |
| 3 | Leonard M. Harris | 6 | nephew's son | — | Minnesota |
| 4 | Mary J. Harris | 2 | nephew's daughter | — | Minnesota |
| 5 | Albert G. Lundby | 54 | head | Farmer | North Dakota |
| 6 | Sophie Lundby | 33 | wife | None | Minnesota |
| 7 | Nell Holden | 12 | guest | — | Minnesota |
| 8 | Carl M. Svean | 44 | head | Farmer | Minnesota |
| 9 | Signe M. Svean | 43 | wife | None | Minnesota |
| 10 | Adelia A. Svean | 18 | daughter | None | Minnesota |
| 11 | Lloyd D. Svean | 12 | son | — | Minnesota |
| 12 | Myron C. Svean | 9 | son | — | Minnesota |
| 13 | James D. Svean | 6 | son | — | Minnesota |
| 14 | Thomas W. Urbaniak | 52 | head | Farm Laborer | North Dakota |
| 15 | Hannah A. Urbaniak | 35 | wife | None | Minnesota |
| 16 | Edward J. Urbaniak | 12 | son | — | Minnesota |
| 17 | Fred A. Urbaniak | 9 | son | — | Minnesota |
| 18 | Michael S. Urbaniak | 1 | son | — | Minnesota |
| 19 | Andrew J. Karczak | 66 | head | Farmer | Poland |
| 20 | Rose S. Karczak | 55 | wife | None | Poland |
| 21 | Joseph J. Karczak | 31 | son | Farm Laborer | North Dakota |
| 22 | John M. Karczak | 24 | son | Farm Laborer | North Dakota |
| 23 | Leonard Karczak | 19 | daughter in law | None | North Dakota |
| 24 | Mark J. Karczak | 0 | grandson | — | North Dakota |
| 25 | Arthur W. Nelson | 42 | head | Farmer | Minnesota |
| 26 | Lillian J. Nelson | 41 | wife | None | North Dakota |
| 27 | Lawrence A. Nelson | 19 | son | Farm Laborer | Minnesota |
| 28 | Hazel A. Nelson THIS PERSON | 15 | daughter | None | Minnesota |
| 29 | Lloyd A. Nelson | 14 | daughter | None | Minnesota |
| 30 | Eileen L. Nelson | 12 | daughter | — | Minnesota |
| 31 | Laverne J. Nelson | 7 | son | — | Minnesota |
| 32 | Harvey J. Nelson | 5 | son | — | Minnesota |
| 33 | Bobby R. Nelson | 4 | son | — | Minnesota |
| 34 | Oscar E. Knutson | 27 | head | Farmer | Minnesota |
| 35 | Albina D. Knutson | 19 | wife | None | Minnesota |
| 36 | Reynold L. Knutson | 2 | son | — | Minnesota |
| 37 | Norman L. Knutson | 1 | son | — | Minnesota |
| 38 | Joseph A. Gary | 49 | head | Farmer | North Dakota |
| 39 | Katie Gary | 47 | wife | None | Minnesota |
| 40 | Eleanor Gary | 15 | daughter | None | Minnesota |
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)