CO
Carl Olson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Mille Lacs, Minnesota
Our Model Tree links this Carl Olson across the 1920, 1930 and 1940 US Censuses in Mille Lacs, Minnesota (XGBoost, ~Confirmed), with identified parents Anna & Edward — first a head (b.~1897), then head of a 4-person household.
Age 33
b. ~1897
Male
Head
Born: Nebraska
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Mille Lacs, Minnesota |
| Surname | Olson |
| Given Name | Carl |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Nebraska |
| Age at First Marriage | 26 |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Additional Details | |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 1000 |
| Radio Set | R |
| Veteran | No |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
| Occupation | Farmer |
| Township / Ward | Milo Township |
| Est. Birth Year | ~1897 |
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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Carl | Age | Birth yr |
|---|---|---|---|---|
| Carl Olson | Head | — | 33 | ~1897 |
| Grace Olson | Other | — | 33 | ~1897 |
| Sarah Olson | Spouse | — | 25 | ~1905 |
| Grace Olson | Daughter | — | 3 | ~1927 |
Census Appearances
1920
Mille Lacs, …
Son, age 25
Mille Lacs, Minnesota · implied b. ~1895 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olson |
| Given Name | Carl J |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Nebraska |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1930
Mille Lacs, …
Head, age 33
Mille Lacs, Minnesota · implied b. ~1897 — 4 household members
| Surname | Olson |
| Given Name | Carl |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Nebraska |
| Age at First Marriage | 26 |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 1000 |
| Radio Set | R |
| Veteran | No |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1940
Mille-Lacs-County, Minnesota
Other, age 45
Mille-Lacs-County, Minnesota · implied b. ~1895 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Olson |
| Given Name | Carl |
| Relationship to Head | Brother |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Single |
| Birthplace | Nebraska |
| 1935 Residence (City) | Milo |
| 1935 Residence (County) | Mille Lacs |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 72 |
| Income (1939) | 0 |
| Highest Grade | 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 Carl Olson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Anna Olson (~0.92 confidence) and father Edward Olson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Anna Olson
b. ~1856
Source mother
● Household
· direct · ~0.92
Father
Edward Olson
b. ~1858
Source father
● Household
· direct · ~0.92
This person
Anchor record
Carl Olson
Head · 1930 · age 33 · b. ~1897 · Minnesota
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Mille Lacs, Minnesota
Open full size
1930 US Federal Census — Mille Lacs, Minnesota
Page Contents
50 people indexed on this census page (ia:1930:minnesotacensus00reel1107:0675)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Plummer | None | — | — | — |
| 2 | Plummer | None | — | — | — |
| 3 | Carl Nassmair | 69 | Head | — | Minnesota |
| 4 | Emma Nassmair | 64 | Wife | — | Minnesota |
| 5 | Edward Nassmair | 38 | Son | — | Minnesota |
| 6 | Emma Nassmair | 36 | Daughter | — | Minnesota |
| 7 | Margaret Nassmair | 34 | Daughter | — | Minnesota |
| 8 | Arthur Nassmair | 32 | Son | — | Minnesota |
| 9 | Isaac Dixon | 66 | Head | General Farm | Pennsylvania |
| 10 | Bertha Dixon | 58 | Wife | — | Illinois |
| 11 | Ruth Dixon | 16 | Daughter | — | Minnesota |
| 12 | Fred Ingersoll | 66 | Head | General Farm | Illinois |
| 13 | Lydia Ingersoll | 62 | Wife | — | Illinois |
| 14 | Esther Ingersoll | 26 | Daughter | — | Minnesota |
| 15 | Ruth Ingersoll | 24 | Daughter | — | Minnesota |
| 16 | Edith Ingersoll | 22 | Daughter | — | Minnesota |
| 17 | Alice Ingersoll | 19 | Daughter | — | Minnesota |
| 18 | Lydia Ingersoll | 17 | Daughter | — | Minnesota |
| 19 | Jacob Johnson | 70 | Head | General Farm | Norway |
| 20 | Mary Johnson | 67 | Wife | — | Norway |
| 21 | Ray Johnson | 27 | Son | Laborer | Minnesota |
| 22 | Clara Johnson | 25 | Daughter | — | Minnesota |
| 23 | Vincent Johnson | 2 | Grandson | — | Minnesota |
| 24 | Ernest Kruse | 47 | Head | General Farm | Nebraska |
| 25 | Anna Kruse | 42 | Wife | — | Iowa |
| 26 | Alice Kruse | 16 | Daughter | — | Minnesota |
| 27 | Grace Kruse | 14 | Daughter | — | Minnesota |
| 28 | Ernest Kruse | 13 | Son | — | Minnesota |
| 29 | Marie Kruse | 12 | Daughter | — | Minnesota |
| 30 | Angeline Kruse | 10 | Daughter | — | Minnesota |
| 31 | Katherine Kruse | 8 | Daughter | — | Minnesota |
| 32 | Fred Kruse | 6 | Son | — | Minnesota |
| 33 | Lawrence Kruse | 4 | Son | — | Minnesota |
| 34 | Dorothy Kruse | 2 | Daughter | — | Minnesota |
| 35 | Lester Kruse | 2 | Son | — | Minnesota |
| 36 | Lois Kruse | 0 | Daughter | — | Minnesota |
| 37 | Arabella Nelson | 68 | Head | — | England |
| 38 | Albert Nelson | 24 | Son | Laborer | Minnesota |
| 39 | Carl Olson THIS PERSON | 33 | Head | Farmer | Nebraska |
| 40 | Sarah Olson | 25 | Wife | — | Norway |
| 41 | Grace Olson | 3 | Daughter | — | Nebraska |
| 42 | Grace Olson | 33 | Sister | — | Minnesota |
| 43 | Gerrit Vanderwerf | 40 | Head | Farmer | Holland |
| 44 | Grace Vanderwerf | 39 | Wife | — | South Dakota |
| 45 | Gerrit Vanderwerf | 16 | Son | — | Minnesota |
| 46 | Grace Vanderwerf | 12 | Daughter | — | Minnesota |
| 47 | Martin Nelson | 37 | Head | Farmer | Norway |
| 48 | Gunvor Nelson | 45 | Wife | — | Norway |
| 49 | Lobert Nelson | 18 | Son | — | Michigan |
| 50 | Oscar Nelson | 15 | Son | — | Minnesota |
Pedigree Summary
Carl
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)