ML
Margaret Long — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hennepin-County, Minnesota
Our Model Tree links this Margaret Long across the 1920, 1930 and 1940 US Censuses in Hennepin-County, Minnesota (XGBoost, ~Confirmed), with identified parents Dora & Louis — first a daughter (b.~1920), then head of a 5-person household.
Age 20
b. ~1920
Female
Daughter
Born: Minnesota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hennepin-County, Minnesota |
| Surname | Long |
| Given Name | Margaret L |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Minneapolis City |
| 1935 Residence (County) | Hennepin |
| Additional Details | |
| Occupation | Stenographer |
| Industry | Insurance Co |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 900 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Stenographer |
| Township / Ward | Minneapolis City |
| Est. Birth Year | ~1920 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Margaret Long | Daughter | — | 20 | ~1920 |
| Margaret Long | Daughter | — | 35 | ~1905 |
| Louis Long | Head | — | 60 | ~1880 |
| John Long | Other | — | 31 | ~1909 |
| Dora Long | Spouse | — | 60 | ~1880 |
Census Appearances
1920
Hennepin, Minnesota
Daughter, age 2
Hennepin, Minnesota · implied b. ~1918 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Long |
| Given Name | Margaret E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Hennepin, Minnesota
Daughter, age 12
Hennepin, Minnesota · implied b. ~1918 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Long |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Hennepin-County, Minnesota
Daughter, age 20
Hennepin-County, Minnesota · implied b. ~1920 — 5 household members
| Surname | Long |
| Given Name | Margaret L |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Minneapolis City |
| 1935 Residence (County) | Hennepin |
| Occupation | Stenographer |
| Industry | Insurance Co |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 900 |
| Highest Grade | H 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 Margaret Long across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Dora Long (~0.92 confidence) and father Louis Long (~0.92 confidence) and father Thomas Long (~0.92 confidence) and mother Mary Long (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Dora Long
b. ~1880
Source mother
● Household
· direct · ~0.92
Father
Louis Long
b. ~1880
Source father
● Household
· direct · ~0.92
Father
Thomas Long
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Mary Long
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Margaret Long
Daughter · 1940 · age 20 · b. ~1920 · Minnesota
★ You are viewing this record
Sibling
Margaret Long
Sibling · 1940 · age 35
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-t0627-01985-00045)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Dorothy E Jones | 37 | Daughter | Recreation Supervisor | No Dakota |
| 2 | Georgia Claridge | 26 | Lodger | Clerk Office | Minnesota |
| 3 | Neil M Smith | 30 | Head | Inspector | Minnesota |
| 4 | Estelle M Smith | 29 | Wife | — | Minnesota |
| 5 | James P Smith | 10 | Son | — | Minnesota |
| 6 | Neil C Smith | 5 | Son | — | Minnesota |
| 7 | John A Draeger | 59 | Head | Janitor | Nebraska |
| 8 | Lillian M Draeger | 55 | Wife | Dress Maker | Nebraska |
| 9 | Donna A Draeger | 29 | Son | Pressman | South Dakota |
| 10 | James T Kelley | 32 | Head | Advertising Head | Washington |
| 11 | Mary H Kelley | 32 | Wife | — | New York |
| 12 | Victor A Swenson | 50 | Head | — | Minnesota |
| 13 | Henry W Swenson | 49 | Brother | Machinist | Minnesota |
| 14 | Victor A Swenson | 45 | Brother | Teller | Minnesota |
| 15 | Ida M Petri | 72 | Head | — | Minnesota |
| 16 | Marion C Petri | 39 | Daughter | Secretary | Minnesota |
| 17 | Oliver L Petri | 35 | Son | Salesman | Minnesota |
| 18 | Minnie S Beeman | 74 | Head | — | New York |
| 19 | Dorothy S Odell | 56 | Sister | Cashier | Minnesota |
| 20 | Antoinette L Harding | 23 | Lodger | Teacher | Iowa |
| 21 | Catherine S Harding | 20 | Lodger | — | South Dakota |
| 22 | Iney B Bredsten | 61 | Head | Bookkeeper | Wisconsin |
| 23 | Ernest J Bredsten | 55 | Brother | Clerk | Wisconsin |
| 24 | Inesia Holmes | 55 | Lodger | House Work | Sweden |
| 25 | Fred C Moyer | 59 | Head | Salesman | Iowa |
| 26 | Pearl L Moyer | 55 | Wife | — | Iowa |
| 27 | Anna C Skogren | 55 | Head | — | Minnesota |
| 28 | Charlotte Skogren | 30 | Daughter | Stenographer | Minnesota |
| 29 | Helen L Skogren | 25 | Daughter | Teacher | Minnesota |
| 30 | Hilda Enroth | 50 | Lodger | Sewing | Sweden |
| 31 | Louis W Long | 60 | Head | Attorney | Canada Eng |
| 32 | Dora L Long | 60 | Wife | — | Canada Eng |
| 33 | Margaret L Long THIS PERSON | 20 | Daughter | Stenographer | Minnesota |
| 34 | Margaret C Long | 35 | Daughter | Secretary | Canada Eng |
| 35 | John K Long | 31 | Son-Step | Clerk | Canada Eng |
| 36 | Winslow A Moos | 47 | Head | Manager | Minnesota |
| 37 | Evangeline M Moos | 47 | Wife | — | Michigan |
| 38 | Lillian R Moos | 23 | Daughter | — | Minnesota |
| 39 | Joan L Moos | 9 | Daughter | — | Minnesota |
| 40 | Leland Develk | 22 | Maid | House Work | Minnesota |
Pedigree Summary
Margaret + 1 sibling
Gen 1 · 4 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)