WP
William Peterson — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Hamlin, South Dakota
Our Model Tree links this William Peterson across the 1910 and 1920 US Censuses in Hamlin, South Dakota (XGBoost, ~Confirmed) — first a son (b.~1905), then head of a 13-person household.
Age 15
b. ~1905
Male
Son
Born: South Dakota
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Hamlin, South Dakota |
| Surname | Peterson |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | South Dakota |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | South Dakota |
| Birth Country | United States |
| Birthplace (normalized) | south dakota |
| Township / Ward | Garfield Township |
| 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.
13 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Elena Peterson | Daughter | — | 19 | ~1901 |
| Helen Peterson | Daughter | — | 2 | ~1918 |
| Agnes Peterson | Daughter | — | 12 | ~1908 |
| Marie Peterson | Daughter | — | 20 | ~1900 |
| Herta Peterson | Daughter | — | 10 | ~1910 |
| Paul Peterson | Head | — | 54 | ~1866 |
| Elmer Peterson | Son | — | 6 | ~1914 |
| Peter Peterson | Son | — | 17 | ~1903 |
| Chris Peterson | Son | — | 23 | ~1897 |
| Martin Peterson | Son | — | 7 | ~1913 |
| William Peterson | Son | — | 15 | ~1905 |
| Arthur Peterson | Son | — | 5 | ~1915 |
| Christina Peterson | Spouse | — | 46 | ~1874 |
Census Appearances
1910
Hamlin, South …
Son, age 5
Hamlin, South Dakota · implied b. ~1905 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Willie |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | South Dakota |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Birth State | South Dakota |
| Birth Country | United States |
| Birthplace (normalized) | south dakota |
1920
Hamlin, South …
Son, age 15
Hamlin, South Dakota · implied b. ~1905 — 13 household members
| Surname | Peterson |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | South Dakota |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | South Dakota |
| Birth Country | United States |
| Birthplace (normalized) | south dakota |
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 William Peterson across 2 US Census years (1910 and 1920) in Hamlin, South Dakota, using XGBoost record linkage.
Show:
This person
Anchor record
William Peterson
Son · 1920 · age 15 · b. ~1905 · South Dakota
★ You are viewing this record
Sibling
Helen Peterson
Sibling · 1920 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Arthur Peterson
Sibling · 1920 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elena Peterson
Sibling · 1920 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marie Peterson
Sibling · 1920 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Herta Peterson
Sibling · 1920 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elmer Peterson
Sibling · 1920 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Chris Peterson
Sibling · 1920 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Peter Peterson
Sibling · 1920 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Agnes Peterson
Sibling · 1920 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Martin Peterson
Sibling · 1920 · age 7
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 — Hamlin, South Dakota
Open full size
1920 US Federal Census — Hamlin, South Dakota
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1721unit:0035)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Iver Johnson | 35 | — | — | South Dakota |
| 2 | Mable Johnson | 14 | Daughter | — | South Dakota |
| 3 | Judith Johnson | 12 | Daughter | — | South Dakota |
| 4 | Arthur Johnson | 10 | Son | — | South Dakota |
| 5 | Mellie Johnson | 4 | Daughter | — | South Dakota |
| 6 | Ole B Rustang | 40 | Head | Farmer | Norway |
| 7 | Peter Rustang | 87 | Father | — | Norway |
| 8 | Sarah Rustang | 42 | Sister | — | Norway |
| 9 | Peter Christianson | 63 | Head | Farmer | Denmark |
| 10 | Adeline Christianson | 44 | Wife | — | Sweden |
| 11 | Howard Christianson | 15 | Son | — | South Dakota |
| 12 | Matilda Christianson | 14 | Daughter | — | South Dakota |
| 13 | Gert Christianson | 11 | Son | — | South Dakota |
| 14 | Agnes Christianson | 8 | Daughter | — | South Dakota |
| 15 | Soren Mortensen | 54 | Head | Farmer | Denmark |
| 16 | Maren Mortensen | 59 | Wife | — | Denmark |
| 17 | Harry J Mortensen | 34 | Son | Laborer | Denmark |
| 18 | Ester Mortensen | 13 | Daughter | — | South Dakota |
| 19 | Niels Svendsen | 6 | Nephew | — | Iowa |
| 20 | Morris Anderson | 30 | Head | Farmer | South Dakota |
| 21 | Inger Anderson | 32 | Sister | — | South Dakota |
| 22 | Ida Anderson | 26 | Sister | — | South Dakota |
| 23 | Paul Peterson | 54 | Head | Farmer | Denmark |
| 24 | Christina Peterson | 46 | Wife | — | Denmark |
| 25 | Chris Peterson | 23 | Son | — | South Dakota |
| 26 | Marie Peterson | 20 | Daughter | — | South Dakota |
| 27 | Elena Peterson | 19 | Daughter | — | South Dakota |
| 28 | Peter Peterson | 17 | Son | — | South Dakota |
| 29 | William Peterson THIS PERSON | 15 | Son | — | South Dakota |
| 30 | Agnes Peterson | 12 | Daughter | — | South Dakota |
| 31 | Herta Peterson | 10 | Daughter | — | South Dakota |
| 32 | Martin Peterson | 7 | Son | — | South Dakota |
| 33 | Elmer Peterson | 6 | Son | — | South Dakota |
| 34 | Arthur Peterson | 5 | Son | — | South Dakota |
| 35 | Helen Peterson | 2 | Daughter | — | South Dakota |
| 36 | Ed R Antrim | 24 | Head | Farmer | California |
| 37 | Lillian Antrim | 21 | Wife | — | South Dakota |
| 38 | Henry G Carlson | 43 | Head | Farmer | Sweden |
| 39 | Anna Carlson | 33 | Wife | — | Sweden |
| 40 | Axel Carlson | 11 | Son | — | South Dakota |
| 41 | William E Buitenpohl | 62 | Head | Farmer | Germany |
| 42 | Mina Buitenpohl | 57 | Wife | — | Germany |
| 43 | Edwin Buitenpohl | 30 | Son | Laborer | South Dakota |
| 44 | William Leach | 41 | Head | Farmer | Iowa |
| 45 | Minnie Leach | 42 | Wife | — | Iowa |
| 46 | Harold Leach | 12 | Son | — | South Dakota |
| 47 | Frank Mccormick | 22 | Hired Man | Laborer | North Dakota |
| 48 | Martin Madsen | 23 | Head | Farmer | South Dakota |
| 49 | John Shalun | 63 | Head | Farmer | Illinois |
| 50 | Elizabeth Shalun | 53 | Wife | — | Wisconsin |
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)