MP
Mildred Peterson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Blue-Earth-County, Minnesota
Our Model Tree links this Mildred Peterson across the 1930 and 1940 US Censuses in Blue-Earth-County, Minnesota (XGBoost, ~Confirmed) — first a daughter (b.~1927), then head of a 11-person household.
Age 13
b. ~1927
Female
Daughter
Born: Minnesota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Blue-Earth-County, Minnesota |
| Surname | Peterson |
| Given Name | Mildred |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Pemberton |
| 1935 Residence (County) | Blue Earth |
| Additional Details | |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Minnesota |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Township / Ward | Mankato |
| Est. Birth Year | ~1927 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mildred | Age | Birth yr |
|---|---|---|---|---|
| Russell Peterson | Son | — | 6 | ~1934 |
| Mildred Peterson | Daughter | — | 13 | ~1927 |
| Peter Peterson | Head | — | 51 | ~1889 |
| Robert Peterson | Son | — | 11 | ~1929 |
| Dean Peterson | Son | — | 5 | ~1935 |
| Donna Peterson | Daughter | — | 5 | ~1935 |
| Lois Peterson | Daughter | — | 9 | ~1931 |
| Audrey Peterson | Daughter | — | 3 | ~1937 |
| Blossom Peterson | Spouse | — | 34 | ~1906 |
| Dale Peterson | Son | — | 1 | ~1939 |
| Shirley Peterson | Daughter | — | 12 | ~1928 |
Census Appearances
1930
Blue Earth, …
Daughter, age 3
Blue Earth, Minnesota · implied b. ~1927 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Mildred A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Blue-Earth-County, Minnesota
Daughter, age 13
Blue-Earth-County, Minnesota · implied b. ~1927 — 11 household members
| Surname | Peterson |
| Given Name | Mildred |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Pemberton |
| 1935 Residence (County) | Blue Earth |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Minnesota |
| 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 Mildred Peterson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mildred Peterson
Daughter · 1940 · age 13 · b. ~1927 · Minnesota
★ You are viewing this record
Sibling
Robert Peterson
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Shirley Peterson
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donna Peterson
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lois Peterson
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dean Peterson
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dale Peterson
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Audrey Peterson
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Russell Peterson
Sibling · 1940 · age 6
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
1940 US Federal Census — Blue-Earth-County, Minnesota
Open full size
1940 US Federal Census — Blue-Earth-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01908-00438)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Maxine Barnett | 22 | Daughter | — | Minnesota |
| 2 | Inga O. Barnett | 57 | Head | — | Norway |
| 3 | Edward S. Barnett | 24 | Son | Bookkeeper | Minnesota |
| 4 | Robert O. Barnett | 17 | Son | — | Minnesota |
| 5 | John J. Born | 41 | Head | Mechanic | Minnesota |
| 6 | Laura Born | 35 | Wife | — | Minnesota |
| 7 | Evelyn Barnard | 24 | Maid | Maid | Minnesota |
| 8 | William Schauub | 51 | Head | Carpenter | Minnesota |
| 9 | Esther Schauub | 45 | Wife | — | Minnesota |
| 10 | Donald William Schauub | 13 | Son | — | Minnesota |
| 11 | Howard John Schauub | 10 | Son | — | Minnesota |
| 12 | Ruby Halloran | 32 | Sister in law | Domestic | Minnesota |
| 13 | Marnie Jeanne Halloran | 9 | Niece | — | Minnesota |
| 14 | Roman Parybylla | 35 | Head | Plumber | Minnesota |
| 15 | Florence Parybylla | 28 | Wife | — | Minnesota |
| 16 | Jean Parybylla | 19 | Daughter | — | Minnesota |
| 17 | Lois Parybylla | 9 | Daughter | — | Minnesota |
| 18 | Wayne Parybylla | 0 | Son | — | Minnesota |
| 19 | Louis J. Reichel | 43 | Head | Plumber | Minnesota |
| 20 | Agnes Reichel | 44 | Wife | — | Minnesota |
| 21 | Patricia Reichel | 16 | Daughter | — | Minnesota |
| 22 | Eileen Reichel | 9 | Daughter | — | Minnesota |
| 23 | Peter Peterson | 51 | Head | Ass'T Foreman | Minnesota |
| 24 | Blossom Peterson | 34 | Wife | — | Minnesota |
| 25 | Mildred Peterson THIS PERSON | 13 | Daughter | — | Minnesota |
| 26 | Shirley Peterson | 12 | Daughter | — | Minnesota |
| 27 | Robert Peterson | 11 | Son | — | Minnesota |
| 28 | Lois Ann Peterson | 9 | Daughter | — | Minnesota |
| 29 | Russell Peterson | 6 | Son | — | Minnesota |
| 30 | Dean Peterson | 5 | Son | — | Minnesota |
| 31 | Donna Mae Peterson | 5 | Daughter | — | Minnesota |
| 32 | Audrey Jean Peterson | 3 | Daughter | — | Minnesota |
| 33 | Dale Peterson | 1 | Son | — | Minnesota |
| 34 | Ambrose Kopp | 34 | Head | Compressor Operator | Minnesota |
| 35 | Lavina Kopp | 24 | Wife | — | Minnesota |
| 36 | Jerome Kopp | 7 | Son | — | Minnesota |
| 37 | Duane Kopp | 5 | Son | — | Minnesota |
| 38 | Roland Kopp | 4 | Son | — | Minnesota |
| 39 | Aloysius Kachelmayer | 48 | Head | Cement Miller | Bohemia |
| 40 | Marie Theresa Kachelmayer | 41 | Wife | — | Minnesota |
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)