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Helen Richardson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Sangamon-County, Illinois
Our Model Tree links this Helen Richardson across the 1930 and 1940 US Censuses in Sangamon-County, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1920), then head of a 8-person household.
Age 20
b. ~1920
Female
Daughter
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Sangamon-County, Illinois |
| Surname | Richardson |
| Given Name | Helen M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Clear Lake Twp |
| 1935 Residence (County) | Sangamon |
| Additional Details | |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Clear Lake Twp |
| 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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| Judith Richardson | Daughter | — | 5 | ~1935 |
| John Richardson | Head | — | 47 | ~1893 |
| Dorothy Richardson | Daughter | — | 22 | ~1918 |
| Marie Richardson | Spouse | — | 46 | ~1894 |
| Thomas Richardson | Son | — | 18 | ~1922 |
| Eugene Richardson | Son | — | 15 | ~1925 |
| Nancy Richardson | Daughter | — | 9 | ~1931 |
| Helen Richardson | Daughter | — | 20 | ~1920 |
Census Appearances
1930
Sangamon, Illinois
Daughter, age 10
Sangamon, Illinois · implied b. ~1920 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Richardson |
| Given Name | Hellen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Sangamon-County, Illinois
Daughter, age 20
Sangamon-County, Illinois · implied b. ~1920 — 8 household members
| Surname | Richardson |
| Given Name | Helen M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Clear Lake Twp |
| 1935 Residence (County) | Sangamon |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 Helen Richardson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Helen Richardson
Daughter · 1940 · age 20 · b. ~1920 · Illinois
★ You are viewing this record
Sibling
Nancy Richardson
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Judith Richardson
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Richardson
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eugene Richardson
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Richardson
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 — 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-t0627-00887-00149)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Emil J Deer | 51 | Head | Laborer | Illinois |
| 2 | Teresa Deer | 26 | Daughter | — | Illinois |
| 3 | Mary Deer | 16 | Granddaughter | — | Illinois |
| 4 | Bertha Deer | 14 | Granddaughter | — | Illinois |
| 5 | Margaret Deer | 12 | Granddaughter | — | Illinois |
| 6 | Johnny Deer | 3 | Grandson | — | Illinois |
| 7 | Frank Schmelz | 25 | Head | Molder Man | Illinois |
| 8 | Anna Schmelz | 24 | Wife | — | Illinois |
| 9 | Etta Carver | 62 | Head | — | Illinois |
| 10 | John Glover | 30 | Head | Laborer | Illinois |
| 11 | Dorothy Glover | 25 | Wife | — | Illinois |
| 12 | George Glover | 6 | Son | — | Illinois |
| 13 | Albert Glover | 4 | Son | — | Illinois |
| 14 | Charles Glover | 2 | Son | — | Illinois |
| 15 | William Fuess | 29 | Head | Mechanic | Illinois |
| 16 | Mae Fuess | 27 | Wife | — | Illinois |
| 17 | William E Fuess | 15 | Son | — | Illinois |
| 18 | Jeanette Fuess | 2 | Daughter | — | Illinois |
| 19 | William C Murlin | 62 | Head | Retired | Illinois |
| 20 | M. Mae Murlin | 61 | Wife | — | Illinois |
| 21 | William H Murlin | 27 | Son | — | Illinois |
| 22 | Mary T. Murlin | 25 | Daughter | — | Illinois |
| 23 | John D Richardson | 47 | Head | Farmer | Illinois |
| 24 | Marie Richardson | 46 | Wife | — | Illinois |
| 25 | Dorothy Richardson | 22 | Daughter | Housemaid | Michigan |
| 26 | Helen M Richardson THIS PERSON | 20 | Daughter | — | Michigan |
| 27 | Thomas B Richardson | 18 | Son | — | Illinois |
| 28 | Eugene Richardson | 15 | Son | — | Illinois |
| 29 | Nancy J Richardson | 9 | Daughter | — | Illinois |
| 30 | Judith A Richardson | 5 | Daughter | — | Illinois |
| 31 | Roy Weeland | 33 | Head | Miner | Wisconsin |
| 32 | Virginia Weeland | 38 | Wife | — | Oklahoma |
| 33 | William A Weeland | 12 | Son | — | Illinois |
| 34 | Frank Schaaf | 42 | Head | Farmer | Illinois |
| 35 | Nellie Schaaf | 37 | Wife | Office | Illinois |
| 36 | Otto Goetz | 39 | Head | Engineer | Germany |
| 37 | Louise R Goetz | 34 | Wife | — | Illinois |
| 38 | Edward Goetz | 11 | Son | — | Illinois |
| 39 | Emma D Mitchell | 62 | Head | — | Germany |
| 40 | Robert L Verhines | 45 | Head | Educational | Illinois |
Related Census Records
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)