AP
Andrew Peterson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Sanpete-County, Utah
Our Model Tree links this Andrew Peterson across the 1910, 1920, 1930 and 1940 US Censuses in Sanpete-County, Utah (XGBoost, ~Confirmed) — first a head (b.~1877), then head of a 3-person household.
Age 63
b. ~1877
Male
Head
Born: Utah
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Sanpete-County, Utah |
| Surname | Peterson |
| Given Name | Andrew J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 63 |
| Marital Status | Married |
| Birthplace | Utah |
| 1935 Residence (City) | Centerfield |
| 1935 Residence (County) | Sanpete |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Utah |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
| Township / Ward | Sterling Town |
| Est. Birth Year | ~1877 |
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 Andrew | Age | Birth yr |
|---|---|---|---|---|
| Andrew Peterson | Head | — | 63 | ~1877 |
| Rex Peterson | Son | — | 15 | ~1925 |
| Jay Peterson | Son | — | 18 | ~1922 |
Census Appearances
1910
Sanpete, Utah
Head, age 33
Sanpete, Utah · implied b. ~1877 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Andrew Jr |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Utah |
| Years Married | 3 |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Occupation | Laborer |
| Industry | Work |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
1920
Sanpete, Utah
Head, age 41
Sanpete, Utah · implied b. ~1879 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Andrew |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Utah |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
1930
Sanpete, Utah
Head, age 53
Sanpete, Utah · implied b. ~1877 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Andrew |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Utah |
| Age at First Marriage | 26 |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Denmark |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | $5 |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
1940
Sanpete-County, Utah
Head, age 63
Sanpete-County, Utah · implied b. ~1877 — 3 household members
| Surname | Peterson |
| Given Name | Andrew J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 63 |
| Marital Status | Married |
| Birthplace | Utah |
| 1935 Residence (City) | Centerfield |
| 1935 Residence (County) | Sanpete |
| Class of Worker | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Utah |
| Birth State | Utah |
| Birth Country | United States |
| Birthplace (normalized) | utah |
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 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Andrew Peterson
Head · 1940 · age 63 · b. ~1877 · Utah
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Sanpete-County, Utah
Open full size
1940 US Federal Census — Sanpete-County, Utah
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04217-00626)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ephraim L. Thomas | 24 | Son | Farm Laborer | Utah |
| 2 | Virgil C. Thomas | 21 | Son | Sheep Herder | Utah |
| 3 | Grace Thomas | 18 | Daughter | Clerk | Utah |
| 4 | Ray H. Thomas | 15 | Son | — | Utah |
| 5 | Verda May Thomas | 6 | Daughter | — | Utah |
| 6 | Augusta M. Peacock | 62 | Head | — | Sweden |
| 7 | Pearl Peacock | 24 | Daughter | Recreation | Utah |
| 8 | Alonzo Lowry | 60 | Head | Laborer | Utah |
| 9 | Mary B. Lowry | 46 | Wife | — | Utah |
| 10 | Leonard Larsen | 27 | Head | Farmer | Utah |
| 11 | Lucy Larsen | 25 | Wife | — | Utah |
| 12 | Marlund Sennier | 44 | Head | Clerk | Utah |
| 13 | Lela Sennier | 40 | Wife | W.P.A. Project | Utah |
| 14 | Donn M. Sennier | 18 | Son | — | Utah |
| 15 | Mick D. Sennier | 12 | Son | — | Utah |
| 16 | Betty Lou Sennier | 8 | Daughter | — | Utah |
| 17 | Patsy Sennier | 2 | Daughter | — | Utah |
| 18 | Andrew J. Peterson THIS PERSON | 63 | Head | — | Utah |
| 19 | Jay L. Peterson | 18 | Son | — | Utah |
| 20 | Rex H. Peterson | 15 | Son | — | Utah |
| 21 | Eric Ludvigson | 66 | Head | Farmer | Utah |
| 22 | Jennie P. Ludvigson | 70 | Wife | — | Utah |
| 23 | Lloyd E. Ludvigson | 26 | Son | Farm Laborer | Utah |
| 24 | J. Alene Ludvigson | 19 | Daughter | Clerk | Utah |
| 25 | Johnnie Ludvigson | 12 | Son | — | Utah |
| 26 | Hyrum Jensen | 45 | Head | Farmer | Utah |
| 27 | Maybelle B. Jensen | 44 | Wife | — | Utah |
| 28 | Leo C. Jensen | 19 | Son | Ice Maker | Utah |
| 29 | Miles D. Jensen | 17 | Son | Farm Laborer | Utah |
| 30 | J. Nels Jensen | 14 | Son | — | Utah |
| 31 | Vernile B. Jensen | 10 | Son | — | Utah |
| 32 | Rodney L. Jensen | 7 | Son | — | Utah |
| 33 | George W. Bradley | 67 | Head | Carpenter | Utah |
| 34 | Lillie H. Bradley | 59 | Wife | — | Utah |
| 35 | Frank L. Bradley | 26 | Son | Carpenter Helper | Utah |
| 36 | Max L. Bradley | 20 | Son | — | Utah |
| 37 | Leslie J. Peacock | 44 | Head | Farmer | Utah |
| 38 | Florence S. Peacock | 34 | Wife | — | Utah |
| 39 | Jack L. Peacock | 9 | Son | — | Utah |
| 40 | Rolda M. Peacock | 6 | Son | — | Utah |
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)