RS
Ruth Swanson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Slope-County, North Dakota
Our Model Tree links this Ruth Swanson across the 1920, 1930 and 1940 US Censuses in Slope-County, North Dakota (XGBoost, ~Confirmed), with identified parents August & August — first a daughter (b.~1919), then head of a 3-person household.
Age 21
b. ~1919
Female
Daughter
Born: North Dakota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Slope-County, North Dakota |
| Surname | Swanson |
| Given Name | Ruth M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | North Dakota |
| 1935 Residence (City) | Crawford Township |
| 1935 Residence (County) | Slope |
| Additional Details | |
| Occupation | Teacher |
| Industry | Rural School |
| Class of Worker | GW |
| Hours Worked | 30 |
| Income (1939) | 220 |
| Highest Grade | C 1 |
| 1935 Residence | Same place |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
| Occupation | Teacher |
| Township / Ward | Crawford Township |
| Est. Birth Year | ~1919 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ruth | Age | Birth yr |
|---|---|---|---|---|
| August Swanson | Head | — | 62 | ~1878 |
| Ruth Swanson | Daughter | — | 21 | ~1919 |
| Anna Swanson | Spouse | — | 56 | ~1884 |
Census Appearances
1920
Slope, North …
Daughter, age 1
Slope, North Dakota · implied b. ~1919 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Swenson |
| Given Name | Ruth M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Minnesota |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1930
Slope, North …
Daughter, age 11
Slope, North Dakota · implied b. ~1919 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Swanson |
| Given Name | Ruth M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Minnesota |
| Can Read/Write | Yes |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1940
Slope-County, North …
Daughter, age 21
Slope-County, North Dakota · implied b. ~1919 — 3 household members
| Surname | Swanson |
| Given Name | Ruth M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | North Dakota |
| 1935 Residence (City) | Crawford Township |
| 1935 Residence (County) | Slope |
| Occupation | Teacher |
| Industry | Rural School |
| Class of Worker | GW |
| Hours Worked | 30 |
| Income (1939) | 220 |
| Highest Grade | C 1 |
| 1935 Residence | Same place |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
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 Swanson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father August Swenson (~0.92 confidence) and father August Swanson (~0.92 confidence) and mother Anna Swanson (~0.92 confidence) and mother Dagna Swenson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
August Swenson
b. ~1879
Source father
● Household
· direct · ~0.92
Father
August Swanson
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Anna Swanson
b. ~1884
Source mother
● Household
· direct · ~0.92
Mother
Dagna Swenson
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ruth Swanson
Daughter · 1940 · age 21 · b. ~1919 · North Dakota
★ 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 — Slope-County, North Dakota
Open full size
1940 US Federal Census — Slope-County, North Dakota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03013-00447)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Arvin E. Q. Sundeen | 43 | Head | Farmer | Minnesota |
| 2 | Mabel M. Sundeen | 30 | Wife | — | North Dakota |
| 3 | Edward C. Q. Mckeown | 37 | Head | Farmer | Minnesota |
| 4 | Mary Mckeown | 36 | Wife | — | Minnesota |
| 5 | Rosemary J. Mckeown | 8 | Daughter | — | North Dakota |
| 6 | Louis J. Mckeown | 5 | Son | — | North Dakota |
| 7 | Lloyd E. Mckeown | 5 | Son | — | Montana |
| 8 | Lyman H. Fanning | 70 | Head | Farmer | Illinois |
| 9 | Eva C. Fanning | 64 | Wife | — | Illinois |
| 10 | Norman W. Q. Fanning | 36 | Son | Farmer | North Dakota |
| 11 | Christian P. Q. Myland | 51 | Head | Farmer | Iowa |
| 12 | Fern P. Myland | 51 | Wife | — | Iowa |
| 13 | Duane P. Myland | 20 | Son | Farmer | North Dakota |
| 14 | Harold O. Q. Rue | 34 | Head | Farmer | Minnesota |
| 15 | Ruth A. Rue | 31 | Wife | — | Minnesota |
| 16 | Betty J. Rue | 9 | Daughter | — | North Dakota |
| 17 | Harold L. Rue | 6 | Son | — | North Dakota |
| 18 | Ole H. Rue | 68 | Uncle | Farm Laborer | Minnesota |
| 19 | Tom Q. Swenson | 56 | Head | Farmer | Norway |
| 20 | Olga J. Swenson | 43 | Wife | — | Minnesota |
| 21 | Joel J. Swenson | 5 | Son | — | North Dakota |
| 22 | Donald T. Swenson | 3 | Son | — | North Dakota |
| 23 | Ole M. Jacobson | 83 | Father-in-law | — | Norway |
| 24 | August C. Swanson | 62 | Head | Farmer | Illinois |
| 25 | Anna M. Swanson | 56 | Wife | — | Minnesota |
| 26 | Ruth M. Swanson THIS PERSON | 21 | Daughter | Teacher | North Dakota |
| 27 | Francis E. Q. Willis | 50 | Head | Farmer | Wisconsin |
| 28 | Ethel Willis | 47 | Wife | — | Minnesota |
| 29 | Francis E. Willis | 19 | Daughter | Housework | North Dakota |
| 30 | Gene E. Willis | 15 | Daughter | — | Montana |
| 31 | Marlene Willis | 13 | Daughter | — | Montana |
| 32 | Elzie J. Q. Jones | 42 | Head | Farmer | Nebraska |
| 33 | Bernice A. Jones | 46 | Wife | — | Minnesota |
| 34 | Doris G. Jones | 15 | Daughter | — | North Dakota |
| 35 | Lowell R. Jones | 10 | Son | — | North Dakota |
| 36 | Olaf B. Q. Bergum | 59 | Head | Farmer | Minnesota |
| 37 | Harry J. Q. Hendry | 50 | Head | Farmer | Minnesota |
| 38 | Annie M. Hendry | 43 | Wife | — | Minnesota |
| 39 | James A. Hendry | 23 | Son | Farm Laborer | North Dakota |
| 40 | Clarence J. Hendry | 21 | Son | Ranch Laborer | North Dakota |
Pedigree Summary
Ruth
Gen 1 · 4 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)