HC
Helen Clark — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jackson-County, Michigan
Our Model Tree links this Helen Clark across the 1930 and 1940 US Censuses in Jackson-County, Michigan (XGBoost, ~Confirmed) — first a daughter (b.~1918), then head of a 11-person household.
Age 22
b. ~1918
Female
Daughter
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jackson-County, Michigan |
| Surname | Clark |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Jackson City |
| 1935 Residence (County) | Jackson |
| Additional Details | |
| Occupation | Brakeline shaper |
| Industry | Prudden Plant |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1380 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Brakeline Shaper |
| Township / Ward | Jackson City |
| Est. Birth Year | ~1918 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| Patty Clark | Daughter | — | 6 | ~1934 |
| Angela Clark | Daughter | — | 20 | ~1920 |
| Anna Clark | Daughter | — | 23 | ~1917 |
| Millonna Clark | Daughter | — | 12 | ~1928 |
| Helen Clark | Daughter | — | 22 | ~1918 |
| Constance Clark | Daughter | — | 18 | ~1922 |
| Mary Clark | Daughter | — | 2 | ~1938 |
| Alfred Clark | Head | — | 48 | ~1892 |
| Alfred Clark | Son | — | 15 | ~1925 |
| James Clark | Son | — | 10 | ~1930 |
| Ethel Clark | Spouse | — | 45 | ~1895 |
Census Appearances
1930
Jackson, Michigan
Daughter, age 10
Jackson, Michigan · implied b. ~1920 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Jackson-County, Michigan
Daughter, age 22
Jackson-County, Michigan · implied b. ~1918 — 11 household members
| Surname | Clark |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Jackson City |
| 1935 Residence (County) | Jackson |
| Occupation | Brakeline shaper |
| Industry | Prudden Plant |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1380 |
| 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 Clark across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Helen Clark
Daughter · 1940 · age 22 · b. ~1918 · Michigan
★ You are viewing this record
Sibling
Angela Clark
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Clark
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Clark
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Constance Clark
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patty Clark
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Millonna Clark
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alfred Clark
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Clark
Sibling · 1940 · age 23
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 — Jackson-County, Michigan
Open full size
1940 US Federal Census — Jackson-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01769-00051)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Elizabeth Burt | 73 | Mother-in-law | House Work | Michigan |
| 42 | Carol Jenkins | 8 | Niece | — | Michigan |
| 43 | Mary A. Brown | 67 | Head | House Work | Michigan |
| 44 | Margaret A. Brown | 32 | Daughter | Clerical Work | Michigan |
| 45 | John D. Brown | 26 | Son | Laborer | Michigan |
| 46 | Arthur B. Beers | 46 | Head | Bank Teller | Michigan |
| 47 | Ethel M. Beers | 43 | Wife | House Wife | New York |
| 48 | Patricia Beers | 15 | Daughter | New Worker | Michigan |
| 49 | Adolph E. Buckler | 49 | Head | Filling Station | Michigan |
| 50 | Tess Buckler | 49 | Wife | House Wife | Ohio |
| 51 | Edsel Buckler | 19 | Son | Laborer | Michigan |
| 52 | Dona Buckler | 14 | Daughter | New Worker | Michigan |
| 53 | Keith Buckler | 10 | Son | — | Michigan |
| 54 | Alfred Clark | 48 | Head | Electric Welder | Ohio |
| 55 | Ethel Clark | 45 | Wife | House Wife | Ohio |
| 56 | Anna Mae Clark | 23 | Daughter | Cashier | Ohio |
| 57 | Helen Clark THIS PERSON | 22 | Daughter | Brakeline Shaper | Michigan |
| 58 | Angela Clark | 20 | Daughter | New Worker | Michigan |
| 59 | Constance Clark | 18 | Daughter | New Worker | Michigan |
| 60 | Alfred Clark | 15 | Son | New Worker | Michigan |
| 61 | Millonna Clark | 12 | Daughter | — | Michigan |
| 62 | James Clark | 10 | Son | — | Michigan |
| 63 | Patty Lou Clark | 6 | Daughter | — | Michigan |
| 64 | Mary Clark | 2 | Daughter | — | Michigan |
| 65 | William H. Kendall | 45 | Head | Machinist | Canada |
| 66 | Emma Kendall | 46 | Wife | House Wife | Michigan |
| 67 | Claude Kendall | 11 | Son | — | Michigan |
| 68 | Glenadine M. Weeks | 19 | Niece | Waitress | Michigan |
| 69 | Jess Butlers | 57 | Head | Carpenter | Michigan |
| 70 | Rose Butlers | 46 | Wife | House Wife | Indiana |
| 71 | Venice Butlers | 17 | Daughter | New Worker | Michigan |
| 72 | Viola Butlers | 15 | Daughter | New Worker | Michigan |
| 73 | Harold Butlers | 14 | Son | New Worker | Michigan |
| 74 | Jess Butlers | 12 | Son | — | Michigan |
| 75 | Rose Butlers | 11 | Daughter | — | Michigan |
| 76 | Paul Butlers | 7 | Son | — | Michigan |
| 77 | George Styles | 76 | Father-in-law | Janitor | Indiana |
| 78 | Isaac Simpson | 28 | Head | Laborer | Tenn |
| 79 | Irma Simpson | 23 | Wife | House Wife | Tenn |
| 80 | Ray Simpson | 4 | Son | — | Tenn |
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)