MO
Mary Olsen — 1900 US Census Record
Linked across censuses1900 United States Federal Census · Mcleod, Minnesota
Our Model Tree links this Mary Olsen across the 1900, 1910 and 1920 US Censuses in Mcleod, Minnesota (XGBoost, ~Confirmed) — first a spouse (b.~1850), then head of a 6-person household.
Age 50
b. ~1850
Female
Spouse
Born: Denmark
Married
1900 Census Record Details
| Census Year | 1900 |
| Location | Mcleod, Minnesota |
| Surname | Olsen |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Denmark |
| Birth Month | June |
| Birth Year | 1850 |
| Year of Immigration | 1871 |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Denmark |
| Birthplace (normalized) | denmark |
| Township / Ward | North Hutchinson Township |
| Est. Birth Year | ~1850 |
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 1900 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| John Olsen | Son | — | 12 | ~1888 |
| Martin Olsen | Son | — | 17 | ~1883 |
| Nels Olsen | Son | — | 22 | ~1878 |
| William Olsen | Head | — | 58 | ~1842 |
| Mary Olsen | Spouse | — | 50 | ~1850 |
| Christina Olsen | Daughter | — | 14 | ~1886 |
Census Appearances
1900
Mcleod, Minnesota
Spouse, age 50
Mcleod, Minnesota · implied b. ~1850 — 6 household members
| Surname | Olsen |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Denmark |
| Birth Month | June |
| Birth Year | 1850 |
| Year of Immigration | 1871 |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Denmark |
| Birthplace (normalized) | denmark |
1910
Mcleod, Minnesota
Head, age 58
Mcleod, Minnesota · implied b. ~1852
●
Primary link
· ~Confirmed · 1 source
XGBoost
| Surname | Olson |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 58 |
| Marital Status | Widowed |
| Birthplace | Denmark |
| Children Born | 8 |
| Children Living | 6 |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth Country | Denmark |
| Birthplace (normalized) | denmark |
1920
Mcleod, Minnesota
Other, age 69
Mcleod, Minnesota · implied b. ~1851 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olson |
| Given Name | Mary K. |
| Relationship to Head | Mother |
| Sex | F |
| Color / Race | White |
| Age | 69 |
| Marital Status | Widowed |
| Birthplace | Denmark |
| Year of Immigration | 1871 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Danish |
| Birth Country | Denmark |
| Year of Naturalization | 1876 |
| Birthplace (normalized) | denmark |
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 3 US Census years (1900, 1910 and 1920) in Mcleod, Minnesota, using XGBoost record linkage.
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This person
Anchor record
Mary Olsen
Spouse · 1900 · age 50 · b. ~1850 · Minnesota
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1900 US Federal Census — Mcleod, Minnesota
Open full size
1900 US Federal Census — Mcleod, Minnesota
Page Contents
50 people indexed on this census page (ia:1900:12thcensusofpopu774unit:0249)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Einar Nelson | 15 | Daughter | Farm Laborer | Denmark |
| 2 | Hans Hansen | 72 | Head | Farmer | Denmark |
| 3 | Margaret Hansen | 70 | Wife | — | Denmark |
| 4 | Jorgen Hansen | 46 | Son | Farm Laborer | Denmark |
| 5 | Dora Hansen | 36 | Daughter | — | Denmark |
| 6 | Iver Hansen | 29 | Son | Farm Laborer | Denmark |
| 7 | Michael Austin | 66 | Head | Farmer | Ireland |
| 8 | Ann Austin | 60 | Wife | — | Ireland |
| 9 | Mary Austin | 25 | Daughter | — | Illinois |
| 10 | Kate Austin | 24 | Daughter | — | Illinois |
| 11 | John Johnson | 26 | Boarder | Farm Laborer | Germany |
| 12 | Julius Johnson | 20 | Boarder | Farm Laborer | Minnesota |
| 13 | Chris Hansen | 39 | Head | Farmer | Denmark |
| 14 | Karen M Hansen | 28 | Wife | — | Minnesota |
| 15 | Heabor Hansen | 3 | Son | — | Minnesota |
| 16 | Jutta M Hansen | 1 | Daughter | — | Minnesota |
| 17 | Christian Madsen | 16 | Servant | Farm Laborer | Denmark |
| 18 | Charles Knudson | 37 | Head | Farmer | Wisconsin |
| 19 | Mary Knudson | 28 | Wife | — | Germany |
| 20 | Herman Dobeatz | 21 | Servant | Farm Laborer | Germany |
| 21 | Robert Debeatz | 27 | Head | Farmer | Germany |
| 22 | Helen Debeatz | 23 | Wife | — | Minnesota |
| 23 | Otto C Debeatz | 0 | Son | — | Minnesota |
| 24 | August Wilson | 31 | Head | Farm Manager | Denmark |
| 25 | William Olsen | 58 | Head | Farmer | Denmark |
| 26 | Mary Olsen THIS PERSON | 49 | Wife | — | Denmark |
| 27 | Nels Olsen | 21 | Son | Farm Laborer | Minnesota |
| 28 | Martin Olsen | 16 | Son | Farm Laborer | Minnesota |
| 29 | Christina Olsen | 13 | Daughter | — | Minnesota |
| 30 | John Olsen | 12 | Son | Farm Laborer | Minnesota |
| 31 | Julius Krantz | 45 | Head | Day Laborer | Wisconsin |
| 32 | Annie Krantz | 42 | Wife | — | Germany |
| 33 | Fred Krantz | 20 | Son | Day Laborer | Minnesota |
| 34 | John Krantz | 18 | Son | Day Laborer | Minnesota |
| 35 | Minnie Krantz | 14 | Daughter | — | Minnesota |
| 36 | Mary Krantz | 12 | Daughter | — | Minnesota |
| 37 | Flossie Krantz | 5 | Daughter | — | Minnesota |
| 38 | Julius Krantz | 2 | Son | — | Minnesota |
| 39 | Hans Christensen | 67 | Head | Farmer | Denmark |
| 40 | Lene Christensen | 70 | Wife | — | Denmark |
| 41 | Nels P Christensen | 31 | Nephew | Farm Laborer | Denmark |
| 42 | O. K. Olsen | 27 | Head | Farmer | Minnesota |
| 43 | Bertha Olsen | 25 | Wife | — | Denmark |
| 44 | George Peterson | 15 | Servant | Farm Laborer | Minnesota |
| 45 | Hans Hansen | 23 | Servant | Farm Laborer | Minnesota |
| 46 | Andrew Hansen | 23 | Servant | Farm Laborer | Minnesota |
| 47 | Nels Hansen | 24 | Boarder | R. R. Laborer | Minnesota |
| 48 | Martin Hansen | 16 | Boarder | Painter | Minnesota |
| 49 | Hans Hansen | 41 | Head | Farmer | Denmark |
| 50 | Mary Hansen | 46 | Wife | — | Denmark |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1900 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)