OJ
Olga Johnson — 1920 US Census Record
Linked across censuses1920 United States Federal Census · St Louis, Minnesota
Our Model Tree links this Olga Johnson across the 1910 and 1920 US Censuses in St Louis, Minnesota (XGBoost, ~Confirmed) — first a daughter (b.~1909), then head of a 10-person household.
Age 11
b. ~1909
Female
Daughter
Born: Minnesota
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | St Louis, Minnesota |
| Surname | Johnson |
| Given Name | Olga |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Township / Ward | City Of Duluth |
| Est. Birth Year | ~1909 |
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.
10 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Olga | Age | Birth yr |
|---|---|---|---|---|
| Trygve Johnson | Son | — | 12 | ~1908 |
| Minnie Johnson | Daughter | — | 3 | ~1917 |
| Engvald Johnson | Head | — | 44 | ~1876 |
| George Johnson | Son | — | 1 | ~1919 |
| Olga Johnson | Daughter | — | 11 | ~1909 |
| Helmer Johnson | Son | — | 5 | ~1915 |
| Harry Johnson | Son | — | 9 | ~1911 |
| James Johnson | Son | — | 6 | ~1914 |
| Christian Wold | Other | — | 31 | ~1889 |
| Sina Johnson | Spouse | — | 31 | ~1889 |
Census Appearances
1910
St Louis, …
Daughter, age 1
St Louis, Minnesota · implied b. ~1909 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Olive J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1920
St Louis, …
Daughter, age 11
St Louis, Minnesota · implied b. ~1909 — 10 household members
| Surname | Johnson |
| Given Name | Olga |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
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 Olga Johnson across 2 US Census years (1910 and 1920) in St Louis, Minnesota, using XGBoost record linkage.
Show:
This person
Anchor record
Olga Johnson
Daughter · 1920 · age 11 · b. ~1909 · Minnesota
★ You are viewing this record
Sibling
Helmer Johnson
Sibling · 1920 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harry Johnson
Sibling · 1920 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Minnie Johnson
Sibling · 1920 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Johnson
Sibling · 1920 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Johnson
Sibling · 1920 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Trygve Johnson
Sibling · 1920 · age 12
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
1920 US Federal Census — St Louis, Minnesota
Open full size
1920 US Federal Census — St Louis, Minnesota
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu859unit:0071)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Edward Ettinger | 32 | Head | Cigar Maker | Minnesota |
| 52 | Annie Ettinger | 26 | Wife | Paster Cigar | Minnesota |
| 53 | Hans Belde | 34 | Head | Laborer | Norway |
| 54 | Manda Belde | 28 | Wife | — | Minnesota |
| 55 | Myrtle L Belde | 7 | Daughter | — | Minnesota |
| 56 | Milton Belde | 4 | Son | — | Minnesota |
| 57 | Hans Beramstad | 44 | Boarder | Weaver | Minnesota |
| 58 | Axel Jackson | 33 | Head | Laborer | Minnesota |
| 59 | Hazel Jackson | 23 | Wife | — | Massachusetts |
| 60 | Allan E Jackson | 0 | Son | — | Minnesota |
| 61 | Otto A Nelson | 46 | Head | Foreman | Sweden |
| 62 | Freda M Nelson | 32 | Wife | — | Sweden |
| 63 | Esther M Nelson | 6 | Daughter | — | Minnesota |
| 64 | Edwin W Nelson | 4 | Son | — | Minnesota |
| 65 | Ruth A Nelson | 1 | Daughter | — | Minnesota |
| 66 | Gust P Lundquist | 62 | Head | Laborer | Sweden |
| 67 | George D Chartier | 51 | Head | Laborer | Canada |
| 68 | Bertha Chartier | 47 | Wife | — | Germany |
| 69 | Henry G Chartier | 20 | Son | Salesman | Minnesota |
| 70 | Roy J Chartier | 13 | Son | — | Minnesota |
| 71 | Hyacinth O Chartier | 10 | Daughter | — | Minnesota |
| 72 | Ernest H Winter | 18 | Nephew | Salesman | Germany |
| 73 | Frank Forsberg | 40 | Head | Laborer | Sweden |
| 74 | Herman Forsberg | 40 | Wife | Washerwoman | Sweden |
| 75 | Ernest Forsberg | 12 | Son | — | Minnesota |
| 76 | Ray Forsberg | 9 | Son | — | Minnesota |
| 77 | David Joiner | 37 | Head | Motorman | England |
| 78 | Nellie Joiner | 30 | Wife | — | England |
| 79 | George D Joiner | 10 | Son | — | Minnesota |
| 80 | Elsie Joiner | 3 | Daughter | — | Minnesota |
| 81 | Sandy R Gilbert | 26 | Head | Fireman | Minnesota |
| 82 | Bennie R Gilbert | 26 | Wife | — | Wisconsin |
| 83 | James P Johnson | 60 | Head | Janitor | Denmark |
| 84 | Christina Johnson | 61 | Wife | — | Denmark |
| 85 | Harry Johnson | 28 | Son | Clerk | Minnesota |
| 86 | Andrew Lindgren | 66 | Head | Laborer | Sweden |
| 87 | Helena Lindgren | 62 | Wife | — | Sweden |
| 88 | Oscar Lindgren | 25 | Son | Conductor | Minnesota |
| 89 | Julia E Lindgren | 16 | Daughter | Operator | Minnesota |
| 90 | Frank Smyth | 44 | Head | Dishwasher | Norway |
| 91 | Engvald Johnson | 44 | Head | Carpenter | Norway |
| 92 | Sina Johnson | 31 | Wife | — | Norway |
| 93 | Trygve Johnson | 12 | Son | — | Norway |
| 94 | Olga Johnson THIS PERSON | 11 | Daughter | — | Minnesota |
| 95 | Harry Johnson | 9 | Son | — | Minnesota |
| 96 | James Johnson | 6 | Son | — | Minnesota |
| 97 | Helmer Johnson | 5 | Son | — | Minnesota |
| 98 | Minnie Johnson | 3 | Daughter | — | Minnesota |
| 99 | George Johnson | 1 | Son | — | Minnesota |
| 100 | Christian H Wold | 31 | Lodger | Laborer | Norway |
Related Census Records
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)