IA
Irene Anderson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Mckenzie-County, North Dakota
Our Model Tree links this Irene Anderson across the 1920, 1930 and 1940 US Censuses in Mckenzie-County, North Dakota (XGBoost, ~Confirmed), with identified parents Hans & Harry — first a daughter (b.~1920), then head of a 6-person household.
Age 20
b. ~1920
Female
Daughter
Born: North Dakota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Mckenzie-County, North Dakota |
| Surname | Anderson |
| Given Name | Irene Viola |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | North Dakota |
| 1935 Residence (County) | McKenzie N. Dak. |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | McKenzie |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
| Township / Ward | Arnegard Township |
| Est. Birth Year | ~1920 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Irene | Age | Birth yr |
|---|---|---|---|---|
| Helen Anderson | Daughter | — | 9 | ~1931 |
| Irene Anderson | Daughter | — | 20 | ~1920 |
| Gertrude Anderson | Daughter | — | 13 | ~1927 |
| Harry Anderson | Head | — | 48 | ~1892 |
| Robert Anderson | Son | — | 17 | ~1923 |
| Maren Anderson | Spouse | — | 45 | ~1895 |
Census Appearances
1920
Mckenzie, North …
Daughter, age
Mckenzie, North Dakota · implied b. ~1920 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Irene V. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | South Dakota |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1930
Mckenzie, North …
Daughter, age 10
Mckenzie, North Dakota · implied b. ~1920 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Irene O. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | South Dakota |
| Can Read/Write | Yes |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1940
Mckenzie-County, North …
Daughter, age 20
Mckenzie-County, North Dakota · implied b. ~1920 — 6 household members
| Surname | Anderson |
| Given Name | Irene Viola |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | North Dakota |
| 1935 Residence (County) | McKenzie N. Dak. |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | McKenzie |
| 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 Irene Anderson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Hans Anderson (~0.92 confidence) and father Harry Anderson (~0.92 confidence) and father Harry Anderson (~0.92 confidence) and mother Mabel Anderson (~0.92 confidence) and mother Maren Anderson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Hans Anderson
b. ~1892
Source father
● Household
· direct · ~0.92
Father
Harry Anderson
b. ~1892
Source father
● Household
· direct · ~0.92
Father
Harry Anderson
b. ~1892
Source father
● Household
· direct · ~0.92
Mother
Mabel Anderson
b. ~1895
Source mother
● Household
· direct · ~0.92
Mother
Maren Anderson
b. ~1895
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Irene Anderson
Daughter · 1940 · age 20 · b. ~1920 · North Dakota
★ You are viewing this record
Sibling
Gertrude Anderson
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Anderson
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Anderson
Sibling · 1940 · age 9
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 — Mckenzie-County, North Dakota
Open full size
1940 US Federal Census — Mckenzie-County, North Dakota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03006-00033)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Audrey Buchanan | 2 | daughter | Same Place | North Dakota |
| 2 | Marvin Buchanan | 12 | son | Same Place | North Dakota |
| 3 | Charles Gerlock | 54 | Head | Same Place | Minnesota |
| 4 | Anna Gerlock | 54 | wife | Same Place | Louisiana |
| 5 | William W. Brown | 56 | Head | Same Place | Iowa |
| 6 | Harry Bond | 48 | Head | Same Place | South Dakota |
| 7 | Alice Bond | 33 | wife | Same Place | North Dakota |
| 8 | George Bond | 15 | son | Same Place | North Dakota |
| 9 | Virginia Ann Bond | 2 | daughter | Same Place | North Dakota |
| 10 | Harold Bolken | 30 | Head | Same Place | North Dakota |
| 11 | Dagny Bolken | 23 | wife | Same Place | North Dakota |
| 12 | Dale S. Bolken | 3 | son | Same Place | North Dakota |
| 13 | Paul R. Bolken | 1 | son | Same Place | North Dakota |
| 14 | Louis Larsen | 54 | Head | Same Place | North Dakota |
| 15 | Anna Larsen | 53 | wife | Same Place | Minnesota |
| 16 | Lester G. Larsen | 21 | son | Same Place | North Dakota |
| 17 | Nels Lundsten | 62 | Hired man | 60 | Norway |
| 18 | John O. Sovig | 58 | Head | 40 | Norway |
| 19 | Ella J. Sovig | 49 | wife | Same Place | Wisconsin |
| 20 | Oscar A. Sovig | 22 | son | 46 | North Dakota |
| 21 | Henry G. Sovig | 20 | son | Same Place | North Dakota |
| 22 | Edith G. Sovig | 16 | daughter | Same Place | North Dakota |
| 23 | Otto J. Sovig | 7 | son | Same Place | North Dakota |
| 24 | Lahara J. Johnson | 17 | niece | — | Montana |
| 25 | Johan Liereth | 64 | Head | 42 | Norway |
| 26 | Elsie Liereth | 45 | wife | — | Norway |
| 27 | Conrad Mandel | 19 | nephew | Same Place | North Dakota |
| 28 | Harry L. Anderson | 48 | Head | 45 | Minnesota |
| 29 | Maren Josephine Anderson | 45 | wife | — | North Dakota |
| 30 | Irene Viola Anderson THIS PERSON | 20 | daughter | — | North Dakota |
| 31 | Robert Myron Anderson | 17 | son | — | North Dakota |
| 32 | Gertrude Lucille Anderson | 13 | daughter | — | North Dakota |
| 33 | Helen Dolores Anderson | 9 | daughter | — | North Dakota |
| 34 | Gottlieb W. Lueck | 57 | Head | Same Place | Wisconsin |
| 35 | Emma H. Lueck | 50 | wife | Same Place | Iowa |
| 36 | Erwin L. Lueck | 21 | son | Same Place | Iowa |
| 37 | Sylvia Crawford | 28 | daughter | Same Place | Iowa |
| 38 | Joan Crawford | 1 | daughter | Same Place | Iowa |
| 39 | Edmo L. Sousey | 41 | Head | 21 | North Dakota |
| 40 | Rosamond Sousey | 37 | wife | — | Minnesota |
Pedigree Summary
Irene + 3 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)