CP
Clarence Peterson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hennepin-County, Minnesota
Our Model Tree links this Clarence Peterson across the 1910, 1920, 1930 and 1940 US Censuses in Hennepin-County, Minnesota (XGBoost, ~Confirmed), with identified parents Peter & Nels — first a head (b.~1896), then head of a 4-person household.
Age 44
b. ~1896
Male
Head
Born: Minnesota
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Hennepin-County, Minnesota |
| Surname | Peterson |
| Given Name | Clarence |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Excelsior Village |
| 1935 Residence (County) | Hennepin |
| Additional Details | |
| Occupation | Salesman |
| Industry | Wholesale Fish |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same house |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Salesman |
| Township / Ward | Excelsior Village |
| Est. Birth Year | ~1896 |
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 1940 census.
| Name | Relation to head | Relative to Clarence | Age | Birth yr |
|---|---|---|---|---|
| Gordon Peterson | Son | — | 22 | ~1918 |
| Kenneth Peterson | Son | — | 23 | ~1917 |
| Alice Peterson | Spouse | — | 40 | ~1900 |
| Clarence Peterson | Head | — | 44 | ~1896 |
Census Appearances
1910
Hennepin, Minnesota
Son, age 15
Hennepin, Minnesota · implied b. ~1895 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Clarence H |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1920
Hennepin, Minnesota
Son, age 24
Hennepin, Minnesota · implied b. ~1896 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Clarence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | Minnesota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Cutter |
| Industry | Meat Market |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Hennepin, Minnesota
Head, age 34
Hennepin, Minnesota · implied b. ~1896 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Clarence |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Minnesota |
| Age at First Marriage | 20 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Salesman |
| Industry | Fish Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 40 |
| Veteran | No |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Hennepin-County, Minnesota
Head, age 44
Hennepin-County, Minnesota · implied b. ~1896 — 4 household members
| Surname | Peterson |
| Given Name | Clarence |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Excelsior Village |
| 1935 Residence (County) | Hennepin |
| Occupation | Salesman |
| Industry | Wholesale Fish |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same house |
| 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 Clarence Peterson across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Peter Peterson (~0.92 confidence) and father Nels Peterson (~0.92 confidence) and mother Nettie Peterson (~0.92 confidence) and mother Johanna Peterson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Peter Peterson
b. ~1849
Source father
● Household
· direct · ~0.92
Father
Nels Peterson
b. ~1857
Source father
● Household
· direct · ~0.92
Mother
Nettie Peterson
b. ~1857
Source mother
● Household
· direct · ~0.92
Mother
Johanna Peterson
b. ~1859
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Clarence Peterson
Head · 1940 · age 44 · b. ~1896 · 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 — Hennepin-County, Minnesota
Open full size
1940 US Federal Census — Hennepin-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01924-00991)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | John Kohnke | 12 | Son | — | Minnesota |
| 42 | Mary Kohnke | 7 | Daughter | — | Minnesota |
| 43 | A. J. Rageman | 38 | Head | Bus Driver | Minnesota |
| 44 | Mary Rageman | 34 | Wife | Clerk | Minnesota |
| 45 | Mary Lou Rageman | 7 | Daughter | — | Minnesota |
| 46 | Gene Raymond Rageman | 5 | Son | — | Minnesota |
| 47 | Richard Diamond | 24 | Head | Mechanic | Minnesota |
| 48 | Bonnie Diamond | 21 | Wife | — | California |
| 49 | Geraldine Diamond | 3 | Daughter | — | Minnesota |
| 50 | John O. Olson | 51 | Head | Delivery Man | Denmark |
| 51 | Helen Olson | 46 | Wife | — | Minnesota |
| 52 | John H. Jr. Olson | 24 | Son | Wash Up Man | Minnesota |
| 53 | Lloyd Olson | 22 | Son | Deliveryman | Minnesota |
| 54 | Helen Olson | 17 | Daughter | — | Minnesota |
| 55 | Leon Olson | 13 | Son | — | Minnesota |
| 56 | Ingolf Friedenland | 50 | Head | Lawyer | Minnesota |
| 57 | Lottie Friedenland | 50 | Wife | Teacher | Minnesota |
| 58 | Henry A. Holmes | 43 | Head | Manager | Minnesota |
| 59 | Ellen Holmes | 44 | Wife | — | Minnesota |
| 60 | Burton Holmes | 19 | Son | — | Minnesota |
| 61 | Marilyn Holmes | 9 | Daughter | — | Minnesota |
| 62 | Otto C. Slaughter | 60 | Head | Sheet Metal Worker | Germany |
| 63 | Minnie M. Slaughter | 57 | Wife | — | Illinois |
| 64 | Bruce C. Slaughter | 15 | Son | — | Minnesota |
| 65 | Charles Keefer | 50 | Head | Laborer | Ohio |
| 66 | Irene Keefer | 49 | Wife | — | Minnesota |
| 67 | Ernie Keefer | 23 | Son | Auto Mechanic | Minnesota |
| 68 | Clarence Keefer | 21 | Son | Caretaker | Minnesota |
| 69 | Harvey Keefer | 19 | Son | Waiter | Minnesota |
| 70 | Donald Keefer | 16 | Son | — | Minnesota |
| 71 | Lloyd Keefer | 12 | Son | — | Minnesota |
| 72 | Shirley Keefer | 6 | Daughter | — | Minnesota |
| 73 | Thos. M. Torgerson | 40 | Head | Merchant | Norway |
| 74 | Rianna Torgerson | 42 | Wife | — | South Dakota |
| 75 | Rianna Lou Torgerson | 8 | Daughter | — | Minnesota |
| 76 | Karen Torgerson | 5 | Daughter | — | Minnesota |
| 77 | Clarence Peterson THIS PERSON | 44 | Head | Salesman | Minnesota |
| 78 | Alice Peterson | 40 | Wife | — | Michigan |
| 79 | Kenneth Peterson | 23 | Son | New Worker | Michigan |
| 80 | Gordon Peterson | 22 | Son | Pin Boy | Minnesota |
Related Census Records
Pedigree Summary
Clarence
Gen 1 · 4 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)