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Ada Anderson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Mckenzie-County, North Dakota
Our Model Tree links this Ada Anderson across the 1930 and 1940 US Censuses in Mckenzie-County, North Dakota (XGBoost, ~Confirmed) — first a spouse (b.~1896), then head of a 6-person household.
Age 44
b. ~1896
Female
Spouse
Born: New York
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Mckenzie-County, North Dakota |
| Surname | Anderson |
| Given Name | Ada M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | T 150 R 95 (part) Berg Precinct |
| 1935 Residence (County) | McKenzie |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Township / Ward | T 150 R 95 Part Berg Precinct |
| Est. Birth Year | ~1896 |
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 Ada | Age | Birth yr |
|---|---|---|---|---|
| Norman Anderson | Son | — | 9 | ~1931 |
| Curtis Anderson | Son | — | 5 | ~1935 |
| Ole Anderson | Head | — | 54 | ~1886 |
| Darlene Anderson | Daughter | — | 13 | ~1927 |
| Lola Anderson | Daughter | — | 14 | ~1926 |
| Ada Anderson | Spouse | — | 44 | ~1896 |
Census Appearances
1930
Mckenzie, North …
Spouse, age 34
Mckenzie, North Dakota · implied b. ~1896 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Ada M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | New York |
| Age at First Marriage | 29 |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Mckenzie-County, North …
Spouse, age 44
Mckenzie-County, North Dakota · implied b. ~1896 — 6 household members
| Surname | Anderson |
| Given Name | Ada M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | T 150 R 95 (part) Berg Precinct |
| 1935 Residence (County) | McKenzie |
| Income (1939) | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 Ada Anderson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Ada Anderson
Spouse · 1940 · age 44 · b. ~1896 · North Dakota
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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
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1940 US Federal Census — Mckenzie-County, North Dakota
Page Contents
29 people indexed on this census page (nara:1940:m-t0627-03006-00349)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Sibyl Sivertson | 7 | Daughter | — | North Dakota |
| 2 | Joyce Sivertson | 5 | Daughter | — | North Dakota |
| 3 | Alice Sivertson | 2 | Daughter | — | North Dakota |
| 4 | Sidney Sivertson | 1 | Son | — | North Dakota |
| 5 | Arthur Frederick | 49 | Head | Farmer | Illinois |
| 6 | Inga Frederick | 51 | Wife | — | North Dakota |
| 7 | Evelyn Frederick | 23 | Daughter | Teacher | North Dakota |
| 8 | Sivert Sivertson | 65 | Head | — | Norway |
| 9 | Anna Sivertson | 67 | Wife | — | Norway |
| 10 | William Sivertson | 23 | Son | Overseer | North Dakota |
| 11 | Florence Sivertson | 16 | Grand-daughter | — | North Dakota |
| 12 | Hans Sivertson | 43 | Head | Farmer | Norway |
| 13 | Ruby Sivertson | 29 | Wife | — | North Dakota |
| 14 | Leslie Sivertson | 19 | Son | Laborer | North Dakota |
| 15 | Kenneth Sivertson | 12 | Son | Laborer | North Dakota |
| 16 | Donald Sivertson | 2 | Son | — | North Dakota |
| 17 | Loretta Sivertson | 10 | Step-daughter | — | Montana |
| 18 | Iver Sillseth | 49 | Head | Farmer | Norway |
| 19 | Mary Sillseth | 36 | Wife | — | Norway |
| 20 | Cleo Sillseth | 8 | Daughter | — | North Dakota |
| 21 | Mathias Aura | 60 | Head | Farmer | Norway |
| 22 | Mattie Aura | 42 | Wife | — | Norway |
| 23 | Oscar Sivertson | 60 | Head | Farmer | Minnesota |
| 24 | Ole Anderson | 54 | Head | Farmer | Minnesota |
| 25 | Ada M. Anderson THIS PERSON | 44 | Wife | — | New York |
| 26 | Lola Anderson | 14 | Daughter | — | North Dakota |
| 27 | Darlene Anderson | 13 | Daughter | — | North Dakota |
| 28 | Norman Anderson | 9 | Son | — | North Dakota |
| 29 | Curtis Anderson | 5 | Son | — | North Dakota |
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)