RN
Ruth Nelson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Racine-County, Wisconsin
Our Model Tree links this Ruth Nelson across the 1920, 1930 and 1940 US Censuses in Racine-County, Wisconsin (XGBoost, ~Confirmed), with identified parents John & John — first a daughter (b.~1912), then head of a 5-person household.
Age 28
b. ~1912
Female
Daughter
Born: Wisconsin
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Racine-County, Wisconsin |
| Surname | Nelson |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Racine City |
| 1935 Residence (County) | Racine |
| Additional Details | |
| Occupation | Optical Nurse |
| Industry | Hospital |
| Class of Worker | PW |
| Income (1939) | 310 |
| Highest Grade | H 4 |
| 1935 Residence | Same House |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Occupation | Optical Nurse |
| Township / Ward | Racine City |
| Est. Birth Year | ~1912 |
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 Ruth | Age | Birth yr |
|---|---|---|---|---|
| Ruth Nelson | Daughter | — | 28 | ~1912 |
| Alice Nelson | Daughter | — | 21 | ~1919 |
| John Nelson | Head | — | 52 | ~1888 |
| Roger Nelson | Son | — | 24 | ~1916 |
| Mina Nelson | Spouse | — | 52 | ~1888 |
Census Appearances
1920
Racine, Wisconsin
Daughter, age 8
Racine, Wisconsin · implied b. ~1912 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1930
Racine, Wisconsin
Daughter, age 18
Racine, Wisconsin · implied b. ~1912 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Racine-County, Wisconsin
Daughter, age 28
Racine-County, Wisconsin · implied b. ~1912 — 5 household members
| Surname | Nelson |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Racine City |
| 1935 Residence (County) | Racine |
| Occupation | Optical Nurse |
| Industry | Hospital |
| Class of Worker | PW |
| Income (1939) | 310 |
| Highest Grade | H 4 |
| 1935 Residence | Same House |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
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 Ruth Nelson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Nelson (~0.92 confidence) and father John Nelson (~0.92 confidence) and father Soren Nelson (~0.92 confidence) and mother Mina Nelson (~0.92 confidence) and mother Martha Nelson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Nelson
b. ~1888
Source father
● Household
· direct · ~0.92
Father
John Nelson
b. ~1888
Source father
● Household
· direct · ~0.92
Father
Soren Nelson
b. ~1888
Source father
● Household
· direct · ~0.92
Mother
Mina Nelson
b. ~1888
Source mother
● Household
· direct · ~0.92
Mother
Martha Nelson
b. ~1891
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ruth Nelson
Daughter · 1940 · age 28 · b. ~1912 · Wisconsin
★ You are viewing this record
Sibling
Alice Nelson
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Roger Nelson
Sibling · 1940 · age 24
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 — Racine-County, Wisconsin
Open full size
1940 US Federal Census — Racine-County, Wisconsin
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-04517-00107)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Inga Christianson | 27 | Head | — | North Dakota |
| 42 | Donald Christianson | 1 | Son | — | — |
| 43 | Mary Lansberg | 24 | Cousin | Box Packer | North Dakota |
| 44 | John Nelson | 52 | Head | Welder | Wisconsin |
| 45 | Mina Nelson | 52 | Wife | — | Illinois |
| 46 | Ruth Nelson THIS PERSON | 28 | Daughter | Optical Nurse | Wisconsin |
| 47 | Roger Nelson | 24 | Son | Machinist | Wisconsin |
| 48 | Alice Nelson | 21 | Daughter | Bartender | Wisconsin |
| 49 | Walter Herbst | 45 | Head | Machinist | Wisconsin |
| 50 | May Herbst | 50 | Wife | Seamstress | Wisconsin |
| 51 | Addie Larson | 27 | Daughter | Stenographer | Wisconsin |
| 52 | Merle A. Haga | 44 | Head | Assistant Comptroller | Wisconsin |
| 53 | Edna M. Haga | 46 | Wife | — | Wisconsin |
| 54 | Nancy Haga | 12 | Daughter | — | Michigan |
| 55 | Olaf Olesholm | 80 | Head | — | Sweden |
| 56 | Erika Olesholm | 72 | Wife | — | Sweden |
| 57 | Stanley Melane | 38 | Head | Butcher | Wisconsin |
| 58 | Florence Melane | 34 | Wife | — | Wisconsin |
| 59 | Richard Holy | 12 | Step-son | — | Wisconsin |
| 60 | Marilyn Holy | 10 | Step-daughter | — | Wisconsin |
| 61 | Clarence Jensen | 26 | Head | Polisher | Wisconsin |
| 62 | Ruby Jensen | 18 | Wife | — | Wisconsin |
| 63 | Sharon Jensen | 2 | Daughter | — | — |
| 64 | Thea Jensen | 1 | Daughter | — | — |
| 65 | Gertrude Foster | 54 | Head | Teacher | Michigan |
| 66 | Harold Albright | 38 | Head | Electrical Inspector | Illinois |
| 67 | Marion Albright | 30 | Wife | — | Wisconsin |
| 69 | Walter Corbin | 46 | Head | Clergyman | Pennsylvania |
| 70 | Rose Corbin | 44 | Wife | — | Connecticut |
| 71 | Walter Corbin | 12 | Son | — | Pennsylvania |
| 72 | Gaylor Corbin | 8 | Son | — | Pennsylvania |
| 73 | Arlene Corbin | 21 | Daughter | Maid | Pennsylvania |
| 74 | Martin Anderson | 41 | Head | Machine Machinist | Michigan |
| 75 | Marion Anderson | 39 | Wife | — | Wisconsin |
| 76 | Betty Anderson | 16 | Daughter | — | Illinois |
| 77 | Marion Anderson | 15 | Daughter | — | Wisconsin |
| 78 | Lois Anderson | 14 | Daughter | — | Wisconsin |
| 79 | Martin Jr. Anderson | 11 | Son | — | Wisconsin |
| 80 | Donald Anderson | 9 | Son | — | Wisconsin |
Pedigree Summary
Ruth + 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)