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Mary Olsen — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Kearney-County, Nebraska
Our Model Tree links this Mary Olsen across the 1930 and 1940 US Censuses in Kearney-County, Nebraska (XGBoost, ~Confirmed) — first a spouse (b.~1888), then head of a 6-person household.
Age 52
b. ~1888
Female
Spouse
Born: Nebraska
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Kearney-County, Nebraska |
| Surname | Olsen |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Nebraska |
| 1935 Residence (City) | May |
| 1935 Residence (County) | Kearney |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
| Township / Ward | May |
| Est. Birth Year | ~1888 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Elna Olsen | Daughter | — | 15 | ~1925 |
| Lars Olsen | Head | — | 53 | ~1887 |
| Violet Olsen | Other | — | 22 | ~1918 |
| Chester Olsen | Son | — | 25 | ~1915 |
| Mary Olsen | Spouse | — | 52 | ~1888 |
| Lloyd Olsen | Son | — | 19 | ~1921 |
Census Appearances
1930
Kearney, Nebraska
Other, age 42
Kearney, Nebraska · implied b. ~1888 — 50 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olsen |
| Given Name | Mary |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Nebraska |
| Age at First Marriage | 23 |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Can Read/Write | Yes |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1940
Kearney-County, Nebraska
Spouse, age 52
Kearney-County, Nebraska · implied b. ~1888 — 6 household members
| Surname | Olsen |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Nebraska |
| 1935 Residence (City) | May |
| 1935 Residence (County) | Kearney |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
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 Mary Olsen across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Olsen
Spouse · 1940 · age 52 · b. ~1888 · Nebraska
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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 — Kearney-County, Nebraska
Open full size
1940 US Federal Census — Kearney-County, Nebraska
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02251-00877)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Orvin C. Landers | 39 | Head | Farmer | Nebraska |
| 42 | Amanda A. Landers | 38 | Wife | — | Nebraska |
| 43 | Glenn H. Landers | 12 | Son | — | Nebraska |
| 44 | Merlin C. Landers | 9 | Son | — | Nebraska |
| 45 | Lars P. Olsen | 53 | Head | Farmer | Denmark |
| 46 | Mary Olsen THIS PERSON | 52 | Wife | — | Nebraska |
| 47 | Lloyd A. Olsen | 19 | Son | Typist | Nebraska |
| 48 | Elna J. Olsen | 15 | Daughter | — | Nebraska |
| 49 | Chester E. Olsen | 25 | Son | Tractor Operator | Nebraska |
| 50 | Violet I. Olsen | 22 | Daughter-in-law | Waitress | Nebraska |
| 51 | Herman M. Hose | 62 | Head | Farmer | Illinois |
| 52 | Charlotte Hose | 21 | Son | Farm Laborer | Nebraska |
| 53 | Mary E. Hose | 17 | Daughter | — | Nebraska |
| 54 | Francis C. Hose | 13 | Daughter | — | Nebraska |
| 55 | Joe W. Schmitt | 35 | Head | Farmer | Nebraska |
| 56 | Lydia L. Schmitt | 35 | Wife | — | Nebraska |
| 57 | Andrew C. Norgaard | 42 | Head | Farmer | Denmark |
| 58 | Grace H. Norgaard | 29 | Wife | — | Nebraska |
| 59 | Hazel M. Norgaard | 11 | Daughter | — | Nebraska |
| 60 | Ramona R. Norgaard | 8 | Daughter | — | Nebraska |
| 61 | Martha H. Norgaard | 5 | Daughter | — | Nebraska |
| 62 | Philip H. Bergsten | 45 | Head | Farmer | Nebraska |
| 63 | Iva M. Bergsten | 38 | Wife | — | Sweden |
| 64 | Duane R. Bergsten | 16 | Son | — | Nebraska |
| 65 | Phyllis A. Bergsten | 14 | Daughter | — | Nebraska |
| 66 | Freddie D. Bergsten | 8 | Son | — | Nebraska |
| 67 | Frank W. Kuehn | 36 | Head | Farmer | Nebraska |
| 68 | Mildred F. Kuehn | 30 | Wife | — | Nebraska |
| 69 | William D. Kuehn | 10 | Son | — | Nebraska |
| 70 | Richard E. Kuehn | 8 | Son | — | Nebraska |
| 71 | Charles L. Kuehn | 5 | Son | — | Nebraska |
| 72 | Ernest Fries | 50 | Head | Farmer | Nebraska |
| 73 | Bertha M. Fries | 40 | Wife | — | Nebraska |
| 74 | Clifford M. Fries | 20 | Son | Farm Laborer | Nebraska |
| 75 | Hubert F. Shannon | 36 | Head | Farmer | Nebraska |
| 76 | Anna B. Shannon | 32 | Wife | — | Nebraska |
| 77 | Eleanor G. Shannon | 13 | Daughter | — | Nebraska |
| 78 | Maxine L. Shannon | 8 | Daughter | — | Nebraska |
| 79 | Wesley F. Shannon | 4 | Son | — | Nebraska |
| 80 | Florence Moffitt | 71 | Head | — | Indiana |
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)