EP
Elizabeth Peterson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Brown-County, South Dakota
Our Model Tree links this Elizabeth Peterson across the 1930 and 1940 US Censuses in Brown-County, South Dakota (XGBoost, ~Confirmed) — first a spouse (b.~1894), then head of a 7-person household.
Age 46
b. ~1894
Female
Spouse
Born: Indiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Brown-County, South Dakota |
| Surname | Peterson |
| Given Name | Elizabeth |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Frederick town |
| 1935 Residence (County) | Brown |
| Additional Details | |
| Industry | 0 |
| Highest Grade | G 8 |
| 1935 Residence | Same house |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Frederick Town |
| Est. Birth Year | ~1894 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Elizabeth | Age | Birth yr |
|---|---|---|---|---|
| Gertrude Peterson | Daughter | — | 20 | ~1920 |
| Harold Peterson | Son | — | 12 | ~1928 |
| Elizabeth Peterson | Spouse | — | 46 | ~1894 |
| Dean Peterson | Son | — | 10 | ~1930 |
| Robert Peterson | Son | — | 16 | ~1924 |
| Ruth Peterson | Daughter | — | 14 | ~1926 |
| Edward Peterson | Head | — | 46 | ~1894 |
Census Appearances
1930
Brown, South …
Spouse, age 36
Brown, South Dakota · implied b. ~1894 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Elizabeth A. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Indiana |
| Age at First Marriage | 21 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Professor |
| Industry | Public School |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Brown-County, South …
Spouse, age 46
Brown-County, South Dakota · implied b. ~1894 — 7 household members
| Surname | Peterson |
| Given Name | Elizabeth |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Frederick town |
| 1935 Residence (County) | Brown |
| Industry | 0 |
| Highest Grade | G 8 |
| 1935 Residence | Same house |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
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 Elizabeth Peterson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Elizabeth Peterson
Spouse · 1940 · age 46 · b. ~1894 · South Dakota
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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 — Brown-County, South Dakota
Open full size
1940 US Federal Census — Brown-County, South Dakota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03849-00609)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Clemence Braa | 12 | Son | — | South Dakota |
| 42 | Elaine Braa | 10 | Daughter | — | South Dakota |
| 43 | Wesley Braa | 9 | Son | — | South Dakota |
| 44 | Mavis Braa | 7 | Daughter | — | South Dakota |
| 45 | Olaf Edland | 71 | Head | Pastor | Norway |
| 46 | Christine Edland | 61 | Wife | — | Norway |
| 47 | Marshall Steen | 28 | Head | Proprietor | South Dakota |
| 48 | Mayne Steen | 28 | Wife | — | South Dakota |
| 49 | Duane Steen | 10 | Son | — | South Dakota |
| 50 | George D. Striegl | 45 | Head | Cream Buyer | Wisconsin |
| 51 | Christina A. Striegl | 41 | Wife | Cook | North Dakota |
| 52 | Mary Ann Striegl | 21 | Daughter | — | North Dakota |
| 53 | Teddy J. Striegl | 19 | Son | — | North Dakota |
| 54 | Thon Jacobson | 74 | Head | — | Norway |
| 55 | Charles Kelly | 46 | Head | Carpenter | Wisconsin |
| 56 | Caroline Kelly | 44 | Wife | — | North Dakota |
| 57 | Edwin Kelly | 21 | Son | Carpenter | North Dakota |
| 58 | Lucille Kelly | 16 | Daughter | Teachers Assistant | North Dakota |
| 59 | Alice Kelly | 8 | Daughter | — | North Dakota |
| 60 | Ned J. Johns | 52 | Head | Manager | North Dakota |
| 61 | Esther Johns | 46 | Wife | Truck Driver | Minnesota |
| 62 | Marvin Johns | 21 | Son | Truck Driver | Minnesota |
| 63 | Beverly Johns | 7 | Daughter | — | South Dakota |
| 64 | Lempi Kotilla | 39 | Head | Housekeeper | South Dakota |
| 65 | Marvin Kotilla | 12 | Son | — | South Dakota |
| 66 | Edward C. Peterson | 46 | Head | Principal | South Dakota |
| 67 | Elizabeth Peterson THIS PERSON | 46 | Wife | — | Indiana |
| 68 | Gertrude Peterson | 20 | Daughter | — | South Dakota |
| 69 | Robert Peterson | 16 | Son | — | South Dakota |
| 70 | Ruth Peterson | 14 | Daughter | — | South Dakota |
| 71 | Harold Peterson | 12 | Son | — | South Dakota |
| 72 | Dean Peterson | 10 | Son | — | South Dakota |
| 73 | A. Harold Hoffman | 27 | Head | Postmaster | South Dakota |
| 74 | Evelyn R. Hoffman | 26 | Wife | — | North Dakota |
| 75 | Penelope Hoffman | 1 | Daughter | — | South Dakota |
| 76 | Hubert Kuehl | 56 | Head | Carpenter | Minnesota |
| 77 | Carl Christianson | 80 | Head | — | Norway |
| 78 | Aliana Christianson | 80 | Wife | — | Norway |
| 79 | John X. Grantz | 50 | Head | Laborer | South Dakota |
| 80 | Margret Grantz | 48 | Wife | — | Indiana |
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)