RN
Ralph Nelson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Aitkin-County, Minnesota
Our Model Tree links this Ralph Nelson across the 1920, 1930 and 1940 US Censuses in Aitkin-County, Minnesota (XGBoost, ~Confirmed), with identified parents Alfred & Amy — first a head (b.~1914), then head of a 4-person household.
Age 26
b. ~1914
Male
Head
Born: Minnesota
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Aitkin-County, Minnesota |
| Surname | Nelson |
| Given Name | Ralph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Aitkin |
| Additional Details | |
| Occupation | Care taker |
| Industry | Individual |
| Class of Worker | PW |
| Hours Worked | 84 |
| Income (1939) | 840 |
| Highest Grade | No 8 |
| 1935 Residence | Minnesota |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Care Taker |
| Township / Ward | Aitkin Village |
| 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 Ralph | Age | Birth yr |
|---|---|---|---|---|
| Richard Nelson | Son | — | ~1940 | |
| Ralph Nelson | Head | — | 26 | ~1914 |
| Pearl Nelson | Spouse | — | 22 | ~1918 |
| Robert Nelson | Son | — | 2 | ~1938 |
Census Appearances
1920
Aitkin, Minnesota
Son, age 5
Aitkin, Minnesota · implied b. ~1915 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Ralph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Minnesota |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Aitkin, Minnesota
Son, age 15
Aitkin, Minnesota · implied b. ~1915 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Ralph E. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Minnesota |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Aitkin-County, Minnesota
Head, age 26
Aitkin-County, Minnesota · implied b. ~1914 — 4 household members
| Surname | Nelson |
| Given Name | Ralph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Aitkin |
| Occupation | Care taker |
| Industry | Individual |
| Class of Worker | PW |
| Hours Worked | 84 |
| Income (1939) | 840 |
| Highest Grade | No 8 |
| 1935 Residence | Minnesota |
| 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 Ralph Nelson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Alfred Nelson (~0.92 confidence) and mother Amy Nelson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Alfred Nelson
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Amy Nelson
b. ~1889
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ralph Nelson
Head · 1940 · age 26 · b. ~1914 · 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 — Aitkin-County, Minnesota
Open full size
1940 US Federal Census — Aitkin-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01903-00065)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Edward Wagner | 54 | Head | Telegraph Operator | Wisconsin |
| 42 | Leola R. Wagner | 53 | Wife | — | Wisconsin |
| 43 | Thomas Strum | 46 | Head | Time Keeper | Minnesota |
| 44 | Mary O. Strum | 32 | Wife | — | England |
| 45 | James Strum | 1 | Son | — | Minnesota |
| 46 | Wayne Pompi | 37 | Head | Mechanic | Minnesota |
| 47 | Marguerite Pompi | 37 | Wife | House Keeper | Minnesota |
| 48 | Anita Pompi | 17 | Daughter | — | Minnesota |
| 49 | Fred Miller | 58 | Head | Owner | Minnesota |
| 50 | Josephine Miller | 57 | Wife | — | Luxemburg |
| 51 | Henry C. Shisler | 76 | Head | — | Wisconsin |
| 52 | Anne Shisler | 67 | Wife | — | England |
| 53 | Ralph Nelson THIS PERSON | 26 | Head | Care Taker | Minnesota |
| 54 | Pearl Nelson | 22 | Wife | — | Minnesota |
| 55 | Robert Nelson | 2 | Son | — | Minnesota |
| 56 | Richard Nelson | 0 | Son | — | Minnesota |
| 57 | Albert Christman | 24 | Head | Farm Hand | Iowa |
| 58 | Evelyn Christman | 23 | Wife | Waitress | Minnesota |
| 59 | Ethel Christman | 44 | Head | Maid | Minnesota |
| 60 | Paul Christman | 22 | Son | Laborer | Iowa |
| 61 | Lyle Christman | 19 | Son | Laborer | Iowa |
| 62 | Celia Christman | 18 | Daughter | — | Iowa |
| 63 | Charles Dixon | 59 | Head | Fireman | Illinois |
| 64 | Myrtle Dixon | 54 | Wife | — | S. Dakota |
| 65 | Frank Sich | 74 | Lodger | — | Ohio |
| 66 | Julia R. Cooley | 88 | Head | — | New York |
| 67 | Mary Jane Pickles | 53 | Head | Seamstress | S. Dakota |
| 68 | Clara Pickles | 25 | Daughter | New Worker | S. Dakota |
| 69 | Jeanette Pickles | 16 | Daughter | New Worker | S. Dakota |
| 70 | Matilda Cartie | 68 | Head | — | Canada-Eng |
| 71 | Selena Weichman | 31 | Daughter | Waitress | Minnesota |
| 72 | Deloris Cartie | 17 | Niece | — | Minnesota |
| 73 | Frank Weichman | 8 | Son | — | Minnesota |
| 74 | Anna Beneke | 43 | Head | Seamstress | Minnesota |
| 75 | Esther Beneke | 12 | Daughter | — | Minnesota |
| 76 | Raymond Beneke | 12 | Son | — | Minnesota |
| 77 | Anthony Dlouhy | 58 | Head | Butcher | Wisconsin |
| 78 | Rose Dlouhy | 52 | Wife | — | Bohemia |
| 79 | Charles Dlouhy | 29 | Son | Presser | Minnesota |
| 80 | Richard Dlouhy | 27 | Son | Truck Driver | Minnesota |
Related Census Records
Pedigree Summary
Ralph
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)