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Margaret Allen — 1940 US Census Record
Model Tree available1940 United States Federal Census · Sangamon-County, Illinois
Our Model Tree links this Margaret Allen across the 1920, 1930 and 1940 US Censuses in Sangamon-County, Illinois (XGBoost, ~Confirmed), with identified parents Daniel & D — first a spouse (b.~1911), then head of a 5-person household.
Age 29
b. ~1911
Female
Spouse
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Sangamon-County, Illinois |
| Surname | Allen |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Springfield City |
| 1935 Residence (County) | Sangamon |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Springfield City |
| Est. Birth Year | ~1911 |
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 |
|---|---|---|---|---|
| Constance Allen | Daughter | — | 5 | ~1935 |
| Walter Allen | Head | — | 27 | ~1913 |
| Walter Allen | Son | — | 8 | ~1932 |
| David Allen | Son | — | 3 | ~1937 |
| Margaret Allen | Spouse | — | 29 | ~1911 |
Census Appearances
1920
Sangamon, Illinois
Daughter, age 7
Sangamon, Illinois · implied b. ~1913 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Allen |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Sangamon, Illinois
Daughter, age 18
Sangamon, Illinois · implied b. ~1912 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Allen |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Sangamon-County, Illinois
Spouse, age 29
Sangamon-County, Illinois · implied b. ~1911 — 5 household members
| Surname | Allen |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Springfield City |
| 1935 Residence (County) | Sangamon |
| Class of Worker | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Allen across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Daniel Allen (~0.92 confidence) and father D Allen (~0.92 confidence) and mother Lulu Allen (~0.92 confidence) and mother Lula Allen (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Daniel Allen
b. ~1873
Source father
● Household
· direct · ~0.92
Father
D Allen
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Lulu Allen
b. ~1877
Source mother
● Household
· direct · ~0.92
Mother
Lula Allen
b. ~1879
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Margaret Allen
Spouse · 1940 · age 29 · b. ~1911 · Illinois
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Sangamon-County, Illinois
Open full size
1940 US Federal Census — Sangamon-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00886-00428)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Merle Estill | 28 | Head | File Clerk | Illinois |
| 2 | Hazel Estill | 23 | Wife | — | Illinois |
| 3 | Eutonia Grimm | 23 | Lodger | Bookkeeper | Illinois |
| 4 | Eloise Zook | 19 | Lodger | Accountant | Illinois |
| 5 | Dorsey Hung | 45 | Head | Shoe Salesman | Illinois |
| 6 | Jean Hung | 36 | Wife | — | Illinois |
| 7 | James W. Oram | 70 | Head | — | England |
| 8 | Minnie Oram | 60 | Wife | — | Illinois |
| 9 | Melvin Oram | 34 | Son | Brick Layer | Illinois |
| 10 | Minnie Campbell | 58 | Head | — | Illinois |
| 11 | Raymond Campbell | 27 | Son | Attendant | Illinois |
| 12 | Mary Campbell | 17 | Daughter | — | Illinois |
| 13 | Roy Harman | 49 | Head | Grade Teacher | Illinois |
| 14 | James Harman | 26 | Son | — | Illinois |
| 15 | Robert Zimmerman | 40 | Head | Science Teacher | Iowa |
| 16 | Faye Zimmerman | 38 | Wife | Country School Teacher | Missouri |
| 17 | Albert Zimmerman | 13 | Son | — | Missouri |
| 18 | Walter K. Allen | 27 | Head | Chief Clerk | England |
| 19 | Margaret Allen THIS PERSON | 29 | Wife | — | Illinois |
| 20 | Walter K. Jr. Allen | 8 | Son | — | Illinois |
| 21 | Constance Allen | 5 | Daughter | — | Illinois |
| 22 | David Allen | 3 | Son | — | Illinois |
| 23 | Roy Warner | 47 | Head | Proprietor | Illinois |
| 24 | Flora Warner | 46 | Wife | — | Illinois |
| 25 | Winifred June Warner | 17 | Daughter | — | Illinois |
| 26 | Jack Warner | 15 | Son | — | Illinois |
| 27 | Ferdinand Goby | 61 | Head | Carpenter | Illinois |
| 28 | Lucy Goby | 57 | Wife | — | Illinois |
| 29 | John Heidinger | 49 | Head | Salesman | Illinois |
| 30 | Margaret Heidinger | 46 | Wife | — | Illinois |
| 31 | John Jr. Heidinger | 13 | Son | — | Illinois |
| 32 | Albert Hershfield | 38 | Head | Deliveryman | Illinois |
| 33 | Helen Hershfield | 37 | Wife | Book Binder | Illinois |
| 34 | Mildred Doole | 27 | Lodger | — | Illinois |
| 35 | Carl Nungweiler | 42 | Head | Retail Salesman | Illinois |
| 36 | Lillian Nungweiler | 34 | Wife | — | Oklahoma |
| 37 | Mary J. Nungweiler | 16 | Daughter | — | Illinois |
| 38 | Nellie Herndon | 56 | Head | — | Illinois |
| 39 | Lena Herndon | 55 | Sister | Grade Teacher | Illinois |
| 40 | Alvey Moora | 34 | Head | Hoist Operator | Illinois |
Related Census Records
Pedigree Summary
Margaret
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)