EP
Ernest Peterson — 1920 US Census Record
Model Tree available1920 United States Federal Census · Shelby, Iowa
Our Model Tree links this Ernest Peterson across the 1920, 1930 and 1940 US Censuses in Shelby, Iowa (XGBoost, ~Confirmed), with identified parents Jacob & Minne — first a son (b.~1905), then head of a 6-person household.
Age 15
b. ~1905
Male
Son
Born: Iowa
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Shelby, Iowa |
| Surname | Peterson |
| Given Name | Ernest |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Germany |
| Mother's Birthplace | Iowa |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Jefferson Twp |
| Est. Birth Year | ~1905 |
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 1920 census.
| Name | Relation to head | Relative to Ernest | Age | Birth yr |
|---|---|---|---|---|
| Marie Peterson | Daughter | — | 5 | ~1915 |
| Martha Peterson | Daughter | — | 9 | ~1911 |
| Jacob Peterson | Head | — | 44 | ~1876 |
| Ernest Peterson | Son | — | 15 | ~1905 |
| Minnie Peterson | Spouse | — | 35 | ~1885 |
| Alice Peterson | Daughter | — | 12 | ~1908 |
Census Appearances
1920
Shelby, Iowa
Son, age 15
Shelby, Iowa · implied b. ~1905 — 6 household members
| Surname | Peterson |
| Given Name | Ernest |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Germany |
| Mother's Birthplace | Iowa |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Shelby, Iowa
Son, age 25
Shelby, Iowa · implied b. ~1905 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Petersen |
| Given Name | Ernest |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Germany |
| Mother's Birthplace | Iowa |
| Occupation | Farm Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Shelby-County, Iowa
Son, age 36
Shelby-County, Iowa · implied b. ~1904 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Petersen |
| Given Name | Ernest H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Jefferson Twp |
| 1935 Residence (County) | Shelby |
| Occupation | Farm laborer |
| Industry | Farming |
| Class of Worker | OA |
| Hours Worked | 48 |
| Income (1939) | 0 |
| Highest Grade | H 1 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 Ernest Peterson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Jacob Peterson (~0.92 confidence) and mother Minne Petersen (~0.92 confidence) and mother Minnie Peterson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Jacob Peterson
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Minne Petersen
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Minnie Peterson
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ernest Peterson
Son · 1920 · age 15 · b. ~1905 · Iowa
★ You are viewing this record
Sibling
Marie Peterson
Sibling · 1920 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Peterson
Sibling · 1920 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Martha Peterson
Sibling · 1920 · age 9
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 — Shelby, Iowa
Open full size
1920 US Federal Census — Shelby, Iowa
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu513unit:0749)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Henry Hanson | 13 | Son | — | Iowa |
| 2 | William Hanson | 11 | Son | — | Iowa |
| 3 | Alice Hanson | 10 | Daughter | — | Iowa |
| 4 | Clara Hanson | 9 | Daughter | — | Iowa |
| 5 | Alma Hanson | 8 | Daughter | — | Iowa |
| 6 | Elsie Hanson | 6 | Daughter | — | Iowa |
| 7 | Jerry Fogarty | 50 | Head | Farmer | Iowa |
| 8 | Mary Fogarty | 46 | Wife | — | Ireland |
| 9 | John Fogarty | 20 | Son | Farmer | Iowa |
| 10 | Ray Fogarty | 17 | Son | — | Iowa |
| 11 | Mary Fogarty | 12 | Daughter | — | Iowa |
| 12 | Mildred Fogarty | 11 | Daughter | — | Iowa |
| 13 | Eloise Fogarty | 7 | Daughter | — | Iowa |
| 14 | Arthur Anderson | 34 | Head | Farmer | Illinois |
| 15 | Alice Anderson | 35 | Wife | — | Iowa |
| 16 | Velma Anderson | 5 | Daughter | — | Iowa |
| 17 | W. C. Clark | 45 | Head | Farmer | Iowa |
| 18 | Maude Clark | 40 | Wife | — | Iowa |
| 19 | Juanita Clark | 16 | Daughter | — | Iowa |
| 20 | George Jr. Clark | 13 | Son | — | Iowa |
| 21 | George Sr. Clark | 73 | Father | — | Indiana |
| 22 | Will Burdick | 39 | Hired man | Laborer | Nebraska |
| 23 | John H. Anderson | 40 | Head | Farmer | Germany |
| 24 | Mary Anderson | 36 | Wife | — | Iowa |
| 25 | John Anderson | 15 | Son | — | Iowa |
| 26 | Leona Anderson | 11 | Daughter | — | Iowa |
| 27 | Velma Anderson | 9 | Daughter | — | Iowa |
| 28 | Maurice Anderson | 4 | Son | — | Iowa |
| 29 | Julius Anderson | 27 | Brother | Farmer | Iowa |
| 30 | W. O. Barton | 28 | Head | Farmer | Iowa |
| 31 | Cathy Barton | 24 | Wife | — | Iowa |
| 32 | R. C. Houghton | 42 | Head | Farmer | Iowa |
| 33 | Stella L. Houghton | 42 | Wife | — | Iowa |
| 34 | Myron Hall | 48 | Head | Farmer | Illinois |
| 35 | May Hall | 36 | Wife | — | Iowa |
| 36 | Ray Hall | 17 | Son | — | Iowa |
| 37 | Jacob H. Peterson | 44 | Head | Farmer | Germany |
| 38 | Minnie Peterson | 35 | Wife | — | Iowa |
| 39 | Ernest Peterson THIS PERSON | 15 | Son | — | Iowa |
| 40 | Alice Peterson | 12 | Daughter | — | Iowa |
| 41 | Martha Peterson | 9 | Daughter | — | Iowa |
| 42 | Marie Peterson | 5 | Daughter | — | Iowa |
| 43 | George Jr. Richards | 27 | Head | Farmer | Iowa |
| 44 | Bertha Richards | 24 | Wife | — | Iowa |
| 45 | George Richards | 4 | Son | — | Iowa |
| 46 | W. L. Constable | 56 | Head | Farmer | Pennsylvania |
| 47 | Sarah Constable | 56 | Wife | — | Illinois |
| 48 | Mary Constable | 22 | Daughter | Teaching | Iowa |
| 49 | Ethel Constable | 20 | Daughter | Teaching | Iowa |
| 50 | Hazel Constable | 18 | Daughter | Teaching | Iowa |
Pedigree Summary
Ernest + 3 siblings
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 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)