MP
Mildred Peterson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Anoka-County, Minnesota
Our Model Tree links this Mildred Peterson across the 1930 and 1940 US Censuses in Anoka-County, Minnesota (XGBoost, ~Confirmed) — first a daughter (b.~1923), then head of a 10-person household.
Age 17
b. ~1923
Female
Daughter
Born: Minnesota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Anoka-County, Minnesota |
| Surname | Peterson |
| Given Name | Mildred |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Ham Lake Township |
| 1935 Residence (County) | Anoka |
| Additional Details | |
| Highest Grade | H 1 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Township / Ward | Ham Lake Township |
| Est. Birth Year | ~1923 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mildred | Age | Birth yr |
|---|---|---|---|---|
| Loretta Peterson | Daughter | — | 1 | ~1939 |
| Arnold Peterson | Son | — | 19 | ~1921 |
| Norman Peterson | Son | — | 9 | ~1931 |
| Clay Peterson | Son | — | 14 | ~1926 |
| Carl Peterson | Head | — | 48 | ~1892 |
| Harold Peterson | Son | — | 12 | ~1928 |
| Adeline Peterson | Daughter | — | 6 | ~1934 |
| Mildred Peterson | Daughter | — | 17 | ~1923 |
| Alvin Peterson | Son | — | 3 | ~1937 |
| Ester Peterson | Spouse | — | 40 | ~1900 |
Census Appearances
1930
Anoka, Minnesota
Daughter, age 6
Anoka, Minnesota · implied b. ~1924 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Mildred E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Anoka-County, Minnesota
Daughter, age 17
Anoka-County, Minnesota · implied b. ~1923 — 10 household members
| Surname | Peterson |
| Given Name | Mildred |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Ham Lake Township |
| 1935 Residence (County) | Anoka |
| Highest Grade | H 1 |
| 1935 Residence | Same place |
| 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 17 · b. ~1923 · Minnesota
★ You are viewing this record
Sibling
Arnold Peterson
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Norman Peterson
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Adeline Peterson
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Loretta Peterson
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clay Peterson
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harold Peterson
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alvin Peterson
Sibling · 1940 · age 3
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 — Anoka-County, Minnesota
Open full size
1940 US Federal Census — Anoka-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01904-00573)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Melvin Gound | 17 | Son | Farmer | Minnesota |
| 2 | Claris Gound | 12 | Daughter | — | Minnesota |
| 3 | Betty Gound | 10 | Daughter | — | Minnesota |
| 4 | Kenneth Gound | 8 | Son | — | Minnesota |
| 5 | Wanda Gound | 7 | Daughter | — | Minnesota |
| 6 | Glen Gound | 5 | Son | — | Minnesota |
| 7 | Clifford Gound | 3 | Son | — | Minnesota |
| 8 | Carl Peterson | 48 | Head | Farmer | Minnesota |
| 9 | Ester Peterson | 40 | Wife | — | Minnesota |
| 10 | Arnold Peterson | 19 | Son | Farmer | Minnesota |
| 11 | Mildred Peterson THIS PERSON | 17 | Daughter | — | Minnesota |
| 12 | Clay Peterson | 14 | Son | — | Minnesota |
| 13 | Harold Peterson | 12 | Son | — | Minnesota |
| 14 | Norman Peterson | 9 | Son | — | Minnesota |
| 15 | Adeline Peterson | 6 | Daughter | — | Minnesota |
| 16 | Alvin Peterson | 3 | Son | — | Minnesota |
| 17 | Loretta Peterson | 1 | Daughter | — | Minnesota |
| 18 | Robert Grant | 52 | Head | Blacksmith | Minnesota |
| 19 | Gertie Grant | 50 | Wife | — | Minnesota |
| 20 | Caroline Grant | 19 | Daughter | — | Minnesota |
| 21 | Draper Grant | 16 | Son | Farmer | Minnesota |
| 22 | General Grant | 15 | Son | — | Minnesota |
| 23 | Betty Grant | 13 | Daughter | — | Minnesota |
| 24 | Calvin Grant | 11 | Son | — | Minnesota |
| 25 | Roland Grant | 7 | Son | — | Minnesota |
| 26 | Chester Peterson | 32 | Head | Farmer | Minnesota |
| 27 | Harriet Peterson | 30 | Wife | — | Minnesota |
| 28 | Marlene Peterson | 9 | Daughter | — | Minnesota |
| 29 | Delores Peterson | 5 | Daughter | — | Minnesota |
| 30 | Dennis Peterson | 5 | Son | — | Minnesota |
| 31 | Anthon Larson | 68 | Lodger | — | Norway |
| 32 | Reinhold Sorgard | 41 | Head | Farmer | Russia |
| 33 | Amelia Sorgard | 45 | Wife | — | Russia |
| 34 | Clifford Sorgard | 25 | Son | Farmhand | Canada French |
| 35 | Lillie Sorgard | 21 | Daughter | — | Canada French |
| 36 | Reinhold Jr Sorgard | 17 | Son | — | Minnesota |
| 37 | Edwin Sorgard | 10 | Son | — | Minnesota |
| 38 | J. A. Peterson | 68 | Head | — | Sweden |
| 39 | Minnie Peterson | 43 | Daughter | — | Minnesota |
| 40 | Leonard Peterson | 27 | Son | Farmer | 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)