MW
Mary White — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hennepin-County, Minnesota
Our Model Tree links this Mary White across the 1920, 1930 and 1940 US Censuses in Hennepin-County, Minnesota (XGBoost, ~Confirmed), with identified parents Mahlon & Geo — first a daughter (b.~1916), then head of a 6-person household.
Age 24
b. ~1916
Female
Daughter
Born: Minnesota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hennepin-County, Minnesota |
| Surname | White |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Minneapolis City |
| 1935 Residence (County) | Hennepin |
| Additional Details | |
| Occupation | Bookkeeper |
| Industry | Florist |
| Class of Worker | PW |
| Hours Worked | 8 |
| Income (1939) | 75 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Bookkeeper |
| Township / Ward | Minneapolis City |
| Est. Birth Year | ~1916 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Katherine White | Daughter | — | 17 | ~1923 |
| Harriett White | Daughter | — | 19 | ~1921 |
| Mary White | Daughter | — | 24 | ~1916 |
| Mahlon White | Head | — | 54 | ~1886 |
| Robert White | Son | — | 18 | ~1922 |
| Nettie White | Spouse | — | 50 | ~1890 |
Census Appearances
1920
Hennepin, Minnesota
Daughter, age 4
Hennepin, Minnesota · implied b. ~1916 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | White |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Hennepin, Minnesota
Daughter, age 14
Hennepin, Minnesota · implied b. ~1916 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | White |
| Given Name | Mary I. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Hennepin-County, Minnesota
Daughter, age 24
Hennepin-County, Minnesota · implied b. ~1916 — 6 household members
| Surname | White |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Minneapolis City |
| 1935 Residence (County) | Hennepin |
| Occupation | Bookkeeper |
| Industry | Florist |
| Class of Worker | PW |
| Hours Worked | 8 |
| Income (1939) | 75 |
| Highest Grade | Hs 4 |
| 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 Mary White across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Mahlon White (~0.92 confidence) and father Geo White (~0.92 confidence) and mother Mertie White (~0.92 confidence) and mother Nettie White (~0.92 confidence) and mother Nellie White (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Mahlon White
b. ~1886
Source father
● Household
· direct · ~0.92
Father
Geo White
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Mertie White
b. ~1888
Source mother
● Household
· direct · ~0.92
Mother
Nettie White
b. ~1890
Source mother
● Household
· direct · ~0.92
Mother
Nellie White
b. ~1889
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary White
Daughter · 1940 · age 24 · b. ~1916 · Minnesota
★ You are viewing this record
Sibling
Harriett White
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Katherine White
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert White
Sibling · 1940 · age 18
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 — Hennepin-County, Minnesota
Open full size
1940 US Federal Census — Hennepin-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01985-00109)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Donna King | 7 | Daughter | — | Minnesota |
| 2 | Carrie B. King | 67 | Head | — | Iowa |
| 3 | Kenneth W. King | 40 | Son | Branch Manager | Minnesota |
| 4 | Paul S. King | 31 | Son | Printer | Minnesota |
| 5 | John Nichols | 63 | Head | Cutter | Norway |
| 6 | Anna O. Nichols | 65 | Wife | — | Norway |
| 7 | Kendall Nichols | 28 | Son | Collector | Minnesota |
| 8 | Allen Price | 30 | Lodger | Artist | Virginia |
| 9 | Nelson Smith | 25 | Lodger | Artist | Virginia |
| 10 | Horace Grabery | 41 | Head | Civil Engineer | Minnesota |
| 11 | Florence Grabery | 41 | Wife | — | Nebraska |
| 12 | Millicent Grabery | 12 | Daughter | — | California |
| 13 | Peter Grabery | 8 | Son | — | California |
| 14 | Alfred Aamodt | 67 | Head | Shoe Salesman | Minnesota |
| 15 | Dora Aamodt | 48 | Wife | Power Machine Operator | Minnesota |
| 16 | Clyde F. Hill | 53 | Head | Dept. Mgr. | Minnesota |
| 17 | Olga M. Hill | 48 | Wife | — | Minnesota |
| 18 | Mary Carlstrom | 79 | Mother-in-law | — | Sweden |
| 19 | B. Barbara Hill | 20 | Daughter | Stenographer | Minnesota |
| 20 | Keith F. Hill | 16 | Son | — | Minnesota |
| 21 | Mahlon D. White | 54 | Head | Public Acct. | Iowa |
| 22 | Nettie White | 50 | Wife | — | Iowa |
| 23 | Mary White THIS PERSON | 24 | Daughter | Bookkeeper | Minnesota |
| 24 | Harriett L. White | 19 | Daughter | Clerk | Minnesota |
| 25 | Robert A. White | 18 | Son | Decorator | Minnesota |
| 26 | Katherine E. White | 17 | Daughter | — | Minnesota |
| 27 | Charles F. Bohart | 50 | Head | Office Manager | Indiana |
| 28 | Bertha E. Bohart | 50 | Wife | — | Minnesota |
| 29 | Mary Hengstrand | 84 | Mother-in-law | — | Sweden |
| 30 | Helen Carlson | 20 | Niece | Stenographer | North Dakota |
| 31 | Harry Jewett | 45 | Head | Lithographer | Minnesota |
| 32 | Florence Jewett | 37 | Wife | — | South Carolina |
| 33 | Lorraine Jewett | 17 | Daughter | — | Minnesota |
| 34 | Jean Jewett | 14 | Daughter | — | Minnesota |
| 35 | Ethel Jewett | 12 | Daughter | — | Minnesota |
| 36 | Delores Jewett | 9 | Daughter | — | Minnesota |
| 37 | Ruth Harriet Hill | 55 | Head | Teacher | Minnesota |
| 38 | Florence Lyman | 32 | Lodger | Saleswoman | Minnesota |
| 39 | Carl R. Daggett | 55 | Head | Salesman | Illinois |
| 40 | Lillian H. Daggett | 53 | Wife | — | Wisconsin |
Pedigree Summary
Mary + 3 siblings
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
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)