RN
Roy Nelson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Ramsey-County, Minnesota
Our Model Tree links this Roy Nelson across the 1920, 1930 and 1940 US Censuses in Ramsey-County, Minnesota (XGBoost, ~Confirmed), with identified parents Elof & Olof — first a son (b.~1914), then head of a 5-person household.
Age 26
b. ~1914
Male
Son
Born: Minnesota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Ramsey-County, Minnesota |
| Surname | Nelson |
| Given Name | Roy |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | St. Paul City |
| 1935 Residence (County) | Ramsey |
| Additional Details | |
| Occupation | watch repairer |
| Industry | retail jewelry store |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 1100 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Watch Repairer |
| Township / Ward | St Paul City |
| 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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Roy | Age | Birth yr |
|---|---|---|---|---|
| Teckla Nelson | Spouse | — | 60 | ~1880 |
| Roy Nelson | Son | — | 26 | ~1914 |
| Evelyn Nelson | Daughter | — | 23 | ~1917 |
| Wallace Nelson | Son | — | 35 | ~1905 |
| Elof Nelson | Head | — | 69 | ~1871 |
Census Appearances
1920
Ramsey, Minnesota
Son, age 5
Ramsey, Minnesota · implied b. ~1915 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Roy |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Wisconsin |
| Speaks English | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Ramsey, Minnesota
Son, age 15
Ramsey, Minnesota · implied b. ~1915 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Roy |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Minnesota |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Ramsey-County, Minnesota
Son, age 26
Ramsey-County, Minnesota · implied b. ~1914 — 5 household members
| Surname | Nelson |
| Given Name | Roy |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | St. Paul City |
| 1935 Residence (County) | Ramsey |
| Occupation | watch repairer |
| Industry | retail jewelry store |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 1100 |
| Highest Grade | Hs 4 |
| 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 Roy Nelson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Elof Nelson (~0.92 confidence) and father Olof Nelson (~0.92 confidence) and mother Teckla Nelson (~0.92 confidence) and mother Teckla Nelson (~0.92 confidence) and mother Tekla Nelson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Elof Nelson
b. ~1872
Source father
● Household
· direct · ~0.92
Father
Olof Nelson
b. ~1872
Source father
● Household
· direct · ~0.92
Mother
Teckla Nelson
b. ~1880
Source mother
● Household
· direct · ~0.92
Mother
Teckla Nelson
b. ~1880
Source mother
● Household
· direct · ~0.92
Mother
Tekla Nelson
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Roy Nelson
Son · 1940 · age 26 · b. ~1914 · Minnesota
★ You are viewing this record
Sibling
Wallace Nelson
Sibling · 1940 · age 35
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Evelyn Nelson
Sibling · 1940 · age 23
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 — Ramsey-County, Minnesota
Open full size
1940 US Federal Census — Ramsey-County, Minnesota
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-02004-00357)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Theresa Cahail | 60 | wife | — | Minnesota |
| 42 | Clyde Cahail | 42 | head | Cafe | Iowa |
| 43 | Lillian Cahail | 39 | wife | — | Minnesota |
| 44 | Richard Cahail | 18 | son | — | Minnesota |
| 45 | Virginia Cahail | 16 | daughter | — | Minnesota |
| 46 | John Cahail | 86 | father | — | Iowa |
| 47 | George Nelson | 50 | lodger | Electrician | Illinois |
| 48 | Otto Tomashine | 53 | head | Boiler Maker | Germany |
| 49 | Bertha Tomashine | 51 | wife | — | Minnesota |
| 50 | Ethel Tomashine | 27 | daughter | Keyer | Minnesota |
| 51 | Gladys Tomashine | 17 | daughter | — | Minnesota |
| 52 | Dolores Tomashine | 14 | daughter | — | Minnesota |
| 53 | Hohan Friedholm | 62 | head | Painter | Sweden |
| 54 | Hilka Friedholm | 63 | wife | — | Sweden |
| 55 | Ernest Bossard | 24 | head | Bartender | Minnesota |
| 56 | Mabel Bossard | 21 | wife | — | Minnesota |
| 57 | Mary Monitor | 65 | head | Seamstress | Wisconsin |
| 58 | Hazel Monitor | 35 | daughter | Teacher | Minnesota |
| 59 | Marjorie Monitor | 29 | daughter | Doctor'S Assistant | Minnesota |
| 60 | Robert Monitor | 19 | son | — | Minnesota |
| 61 | Carl W. Anderson | 30 | head | Clerk | North Dakota |
| 62 | Bessie Anderson | 32 | wife | Credit Office | Wisconsin |
| 63 | Bonnie Anderson | 11 | daughter | — | Wisconsin |
| 64 | Ada Anderson | 53 | mother | — | North Dakota |
| 65 | John Anderson | 18 | brother | — | Minnesota |
| 66 | Thomas Weldon | 70 | head | — | Minnesota |
| 67 | Cecelia Weldon | 65 | wife | — | Minnesota |
| 68 | Cordelia Weldon | 37 | daughter | Office Work | Minnesota |
| 69 | Rose Weldon | 35 | daughter | Operator | Minnesota |
| 70 | Elof Nelson | 69 | head | Cement Finisher | Sweden |
| 71 | Teckla Nelson | 60 | wife | — | Wisconsin |
| 72 | Wallace Nelson | 35 | son | Cement Finisher | Minnesota |
| 73 | Roy Nelson THIS PERSON | 26 | son | Watch Repairer | Minnesota |
| 74 | Evelyn Nelson | 23 | daughter | — | Minnesota |
| 75 | William J. Eshick | 53 | head | Locomotive Engineer | Pennsylvania |
| 76 | Mary Eshick | 52 | wife | — | Minnesota |
| 77 | James W. Eshick | 20 | son | — | Minnesota |
| 78 | Ethel Vance | 35 | lodger | Waitress | Minnesota |
| 79 | Theodore Filison | 48 | head | Meat Cutter | Hungary |
Related Census Records
Pedigree Summary
Roy + 2 siblings
Gen 1 · 5 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)