AP
Andrew Peterson — 1920 US Census Record
Model Tree available1920 United States Federal Census · Isanti, Minnesota
Our Model Tree links this Andrew Peterson across the 1900, 1910 and 1920 US Censuses in Isanti, Minnesota (XGBoost, ~Confirmed), with identified parents John & John — first a son (b.~1889), then head of a 5-person household.
Age 31
b. ~1889
Male
Son
Born: Minnesota
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Isanti, Minnesota |
| Surname | Peterson |
| Given Name | Andrew J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Additional Details | |
| Occupation | Salesman |
| Industry | Hardware Store |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Salesman |
| Township / Ward | Maple Ridge Township |
| Est. Birth Year | ~1889 |
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.
5 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Andrew | Age | Birth yr |
|---|---|---|---|---|
| Esther Peterson | Daughter | — | 23 | ~1897 |
| John Peterson | Head | — | 61 | ~1859 |
| Chas Nolby | Other | — | 52 | ~1868 |
| Andrew Peterson | Son | — | 31 | ~1889 |
| Brita Peterson | Spouse | — | 56 | ~1864 |
Census Appearances
1900
Isanti, Minnesota
Son, age 12
Isanti, Minnesota · implied b. ~1888 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Andrew |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Birth Month | Oct |
| Birth Year | 1888 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | At School |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1910
Isanti, Minnesota
Son, age 22
Isanti, Minnesota · implied b. ~1888 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Andrew |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Salesman |
| Industry | Retail Store |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1920
Isanti, Minnesota
Son, age 31
Isanti, Minnesota · implied b. ~1889 — 5 household members
| Surname | Peterson |
| Given Name | Andrew J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Salesman |
| Industry | Hardware Store |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| 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 Andrew Peterson across 3 US Census years (1900, 1910 and 1920) in Isanti, Minnesota, using XGBoost record linkage. Identified parents: father John Peterson (~0.92 confidence) and father John Peterson (~0.92 confidence) and father Peterson 147 (~0.92 confidence) and mother Brita Peterson (~0.92 confidence) and mother Brita Peterson (~0.92 confidence) and mother Emma Peterson (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Peterson
b. ~1852
Source father
● Household
· direct · ~0.92
Father
John Peterson
b. ~1859
Source father
● Household
· direct · ~0.92
Father
Peterson 147
b. ~1861
Source father
● Household
· direct · ~0.92
Mother
Brita Peterson
b. ~1863
Source mother
● Household
· direct · ~0.92
Mother
Brita Peterson
b. ~1864
Source mother
● Household
· direct · ~0.92
Mother
Emma Peterson
b. ~1868
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Andrew Peterson
Son · 1920 · age 31 · b. ~1889 · Minnesota
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Sibling
Esther Peterson
Sibling · 1920 · age 23
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 — Isanti, Minnesota
Open full size
1920 US Federal Census — Isanti, Minnesota
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu831unit:1121)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Lovisa Peterson | 58 | Wife | — | Sweden |
| 52 | Joseph Peterson | 21 | Son | Laborer | Minnesota |
| 53 | Frank Peterson | 19 | Son | Farm Labor | Minnesota |
| 54 | Walter Peterson | 17 | Son | Farm Labor | Minnesota |
| 55 | Alice Peterson | 15 | Daughter | — | Minnesota |
| 56 | Anna O. Peterson | 13 | Daughter | — | Minnesota |
| 57 | Elmer R. Holmquist | 32 | Head | Farmer | Minnesota |
| 58 | Anna Holmquist | 65 | Mother | — | Sweden |
| 59 | Anton C. Holmquist | 28 | Brother | Farm Labor | Minnesota |
| 60 | George C. Johnson | 28 | Head | Buttermaker | Minnesota |
| 61 | Esther S. Johnson | 25 | Wife | — | Minnesota |
| 62 | Ralph D. G. Johnson | 3 | Son | — | Minnesota |
| 63 | John Peterson | 61 | Head | Farmer | Sweden |
| 64 | Brita K. Peterson | 56 | Wife | — | Sweden |
| 65 | Andrew J. Peterson THIS PERSON | 31 | Son | Salesman | Minnesota |
| 66 | Esther C. Peterson | 23 | Daughter | Cutter | Minnesota |
| 67 | Chas. P. Nolby | 52 | Brother in law | Manager | Sweden |
| 68 | Gust P. Peterson | 36 | Head | Farmer | Sweden |
| 69 | Sallie J. Peterson | 30 | Wife | — | Minnesota |
| 70 | Gustaf A. Faldt | 37 | Head | Farmer | Sweden |
| 71 | Sallie S. Faldt | 35 | Wife | — | Minnesota |
| 72 | Arnold A. Faldt | 6 | Son | — | Minnesota |
| 73 | Clarence E. Faldt | 3 | Son | — | Minnesota |
| 74 | John West | 71 | Father in law | — | Sweden |
| 75 | Axel A. Anderson | 39 | Head | Farmer | Sweden |
| 76 | Emma Anderson | 37 | Wife | — | Germany |
| 77 | Axel Anderson | 3 | Son | — | Minnesota |
| 78 | Wilfred N. Anderson | 1 | Son | — | Minnesota |
| 79 | Carl J. Swanson | 55 | Head | Farmer | Sweden |
| 80 | Ellen M. Swanson | 41 | Wife | — | Sweden |
| 81 | Gabriel L. Swanson | 11 | Daughter | — | Minnesota |
| 82 | Carl G. F. Swanson | 7 | Son | — | Minnesota |
| 83 | John Oldenkamp | 34 | Head | Farmer | Holland |
| 84 | Nellie M. Oldenkamp | 27 | Wife | — | Iowa |
| 85 | Elmer J. Oldenkamp | 3 | Son | — | Minnesota |
| 86 | Marie M. Oldenkamp | 0 | Daughter | — | Minnesota |
| 87 | John Thorman | 38 | Head | Farmer | Minnesota |
| 88 | Viola M. Thorman | 24 | Wife | — | Wisconsin |
| 89 | Harold A. Thorman | 2 | Son | — | Minnesota |
| 90 | Lucille A. Thorman | 0 | Daughter | — | Minnesota |
| 91 | Louis Thorman | 79 | Father | — | Sweden |
| 92 | Fred Olsen | 46 | Head | Farmer | Minnesota |
| 93 | Mathilda Olsen | 32 | Wife | — | Sweden |
| 94 | Dorothy M. Olsen | 7 | Daughter | — | Minnesota |
| 95 | Andrew Rundell | 70 | Boarder | Merchant | Sweden |
| 96 | R. L. Rundell | 24 | Boarder | Mechanic | Minnesota |
| 97 | Peter Soderlund | 60 | Head | Farmer | Sweden |
| 98 | Ole Berg | 65 | Head | Farmer | Sweden |
| 99 | Lovisa Berg | 63 | Wife | — | Sweden |
| 100 | Carl Berg | 28 | Son | Farm Labor | Minnesota |
Pedigree Summary
Andrew + 1 sibling
Gen 1 · 6 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)