MP
Mabel Peterson — 1940 US Census Record
Model Tree available1940 United States Federal Census · St.-Louis-County, Minnesota
Our Model Tree links this Mabel Peterson across the 1920, 1930 and 1940 US Censuses in St.-Louis-County, Minnesota (XGBoost, ~Confirmed), with identified parents Engels & Ingvald — first a spouse (b.~1919), then head of a 3-person household.
Age 21
b. ~1919
Female
Spouse
Born: Minnesota
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Louis-County, Minnesota |
| Surname | Peterson |
| Given Name | Mabel |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | City of Duluth |
| 1935 Residence (County) | ST. LOUIS |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | No H-3 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Township / Ward | City Of Duluth |
| Est. Birth Year | ~1919 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mabel | Age | Birth yr |
|---|---|---|---|---|
| Mabel Peterson | Spouse | — | 21 | ~1919 |
| Robert Peterson | Son | — | ~1940 | |
| Richard Peterson | Head | — | 22 | ~1918 |
Census Appearances
1920
St Louis, …
Daughter, age 1
St Louis, Minnesota · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Mabel |
| 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 |
1930
St Louis, …
Daughter, age 11
St Louis, Minnesota · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Mabel |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
St.-Louis-County, Minnesota
Spouse, age 21
St.-Louis-County, Minnesota · implied b. ~1919 — 3 household members
| Surname | Peterson |
| Given Name | Mabel |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | City of Duluth |
| 1935 Residence (County) | ST. LOUIS |
| Class of Worker | 0 |
| Highest Grade | No H-3 |
| 1935 Residence | Same place |
| 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 Mabel Peterson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Engels Peterson (~0.92 confidence) and father Ingvald Peterson (~0.92 confidence) and mother Amelia Peterson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Engels Peterson
b. ~1889
Source father
● Household
· direct · ~0.92
Father
Ingvald Peterson
b. ~1889
Source father
● Household
· direct · ~0.92
Mother
Amelia Peterson
b. ~1891
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mabel Peterson
Spouse · 1940 · age 21 · b. ~1919 · Minnesota
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — St.-Louis-County, Minnesota
Open full size
1940 US Federal Census — St.-Louis-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01974-00617)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Doris M. Leverton | 16 | Daughter | New Worker | Minnesota |
| 42 | Alvin Leverton | 14 | Son | — | Minnesota |
| 43 | Lloyd Leverton | 1 | Son | — | Minnesota |
| 44 | Bert G. Erickson | 43 | Head | Proprietor | Illinois |
| 45 | Mabel Erickson | 33 | Wife | Sales Clerk | Minnesota |
| 46 | Shirley Erickson | 12 | Daughter | — | Minnesota |
| 47 | Kenneth Erickson | 11 | Son | — | Minnesota |
| 48 | Eugene Erickson | 5 | Son | — | Minnesota |
| 49 | Jack R. Laine | 23 | Head | Truck Driver | Michigan |
| 50 | Clarice Laine | 24 | Wife | Saleslady | Minnesota |
| 51 | Emil A. Carlson | 40 | Head | Switchman | Michigan |
| 52 | Marie H. Carlson | 40 | Wife | — | Michigan |
| 53 | Robert Carlson | 14 | Son | — | Minnesota |
| 54 | Margaret Carlson | 12 | Daughter | — | Minnesota |
| 55 | Mary Lou Carlson | 6 | Daughter | — | Minnesota |
| 56 | Hannah Dahl | 64 | Head | — | Norway |
| 57 | Karen Dahl | 37 | Daughter | Nurse | Norway |
| 58 | Margaret Rockwell | 74 | Head | — | Canada-English |
| 59 | Agnes Douglas | 36 | Niece | Teacher | Canada-English |
| 60 | Oscar P. Bjerke | 43 | Head | Machinist | Minnesota |
| 61 | Ruth Bjerke | 42 | Wife | — | Minnesota |
| 62 | Lois Bjerke | 17 | Daughter | — | Minnesota |
| 63 | Betty Bjerke | 8 | Daughter | — | Minnesota |
| 64 | Annie Cox | 73 | Head | — | England |
| 65 | James E. Cox | 57 | Son | General Repair Man | Michigan |
| 66 | William R. Johnson | 34 | Son-in-law | Office Clerk | Minnesota |
| 67 | Evelyn Johnson | 33 | Daughter | — | Michigan |
| 68 | Florence Johnson | 10 | Grand Daughter | — | Minnesota |
| 69 | Herbert Johnson | 8 | Grand Son | — | Minnesota |
| 70 | Dolores Johnson | 5 | Grand Daughter | — | Minnesota |
| 71 | Margaret Johnson | 2 | Grand Daughter | — | Minnesota |
| 72 | Rudolph E. Anderson | 46 | Head | Salesman | Minnesota |
| 73 | Dagmar Anderson | 36 | Wife | — | Minnesota |
| 74 | Chester E. Bjorlin | 24 | Head | Salesman | Minnesota |
| 75 | Irene Bjorlin | 24 | Wife | Waitress | Minnesota |
| 76 | Richard F. Peterson | 22 | Head | Wrench Grinder | Minnesota |
| 77 | Mabel Peterson THIS PERSON | 21 | Wife | — | Minnesota |
| 78 | Robert Peterson | 0 | Son | — | Minnesota |
| 79 | Frederick C. Kersten | 70 | Head | Painter | Germany |
| 80 | Carrie Johnson | 63 | Head | Proprietor | Sweden |
Pedigree Summary
Mabel
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
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)