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Clarence Green — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Dubuque-County, Iowa
Our Model Tree links this Clarence Green across the 1930 and 1940 US Censuses in Dubuque-County, Iowa (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 9-person household.
Age 15
b. ~1925
Male
Son
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Dubuque-County, Iowa |
| Surname | Green |
| Given Name | Clarence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Cascade Town |
| 1935 Residence (County) | Dubuque |
| Additional Details | |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Cascade Town |
| Est. Birth Year | ~1925 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Clarence | Age | Birth yr |
|---|---|---|---|---|
| Clarence Green | Son | — | 15 | ~1925 |
| Steve Green | Head | — | 47 | ~1893 |
| Tommie Green | Son | — | 4 | ~1936 |
| Jimmy Green | Son | — | 11 | ~1929 |
| Jarlath Green | Son | — | 7 | ~1933 |
| Milton Green | Son | — | 13 | ~1927 |
| Mildred Green | Spouse | — | 38 | ~1902 |
| Mary Green | Daughter | — | 1 | ~1939 |
| Leo Green | Son | — | 18 | ~1922 |
Census Appearances
1930
Dubuque, Iowa
Son, age 5
Dubuque, Iowa · implied b. ~1925 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Green |
| Given Name | Clarence J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Dubuque-County, Iowa
Son, age 15
Dubuque-County, Iowa · implied b. ~1925 — 9 household members
| Surname | Green |
| Given Name | Clarence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Cascade Town |
| 1935 Residence (County) | Dubuque |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 Clarence Green across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Clarence Green
Son · 1940 · age 15 · b. ~1925 · Iowa
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Sibling
Jimmy Green
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Milton Green
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Tommie Green
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jarlath Green
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leo Green
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Green
Sibling · 1940 · age 1
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 — Dubuque-County, Iowa
Open full size
1940 US Federal Census — Dubuque-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01158-00011)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Francis Ford | 28 | Head | Construction | Iowa |
| 2 | Marguerite Ford | 30 | Wife | — | Iowa |
| 3 | Allan Ford | 9 | Son | — | Iowa |
| 4 | Donna Ford | 7 | Daughter | — | Iowa |
| 5 | Gerald Ford | 2 | Son | — | Iowa |
| 6 | Henry Moormann | 68 | Head | — | Ohio |
| 7 | Elizabeth Moormann | 66 | Wife | — | Iowa |
| 8 | Clara Moormann | 35 | Daughter | Maid | Iowa |
| 9 | James Dolphin | 34 | Head | Truck Driver | Iowa |
| 10 | Mildred Dolphin | 31 | Wife | — | Iowa |
| 11 | Merlin Dolphin | 11 | Son | — | Iowa |
| 12 | Mary Agnes Dolphin | 10 | Daughter | — | Iowa |
| 13 | Leona Dolphin | 8 | Daughter | — | Iowa |
| 14 | Robert Dolphin | 5 | Son | — | Iowa |
| 15 | Rose Marie Dolphin | 4 | Daughter | — | Iowa |
| 16 | Donald Dolphin | 2 | Son | — | Iowa |
| 17 | John B. Rev. Albers | 83 | Head | Pastor | Germany |
| 18 | Margaret Albers | 72 | Sister | — | Germany |
| 19 | Angeline Albers | 52 | Cousin | Housekeeper | Missouri |
| 20 | Angela Albers | 33 | Niece | Maid | Germany |
| 21 | Hans Alex Ginter | 44 | Pastor | Assistant Pastor | Iowa |
| 22 | Steve Green | 47 | Head | City Marshal | Iowa |
| 23 | Mildred Green | 38 | Wife | — | Iowa |
| 24 | Leo Joseph Green | 18 | Son | New Worker | Iowa |
| 25 | Clarence Green THIS PERSON | 15 | Son | — | Iowa |
| 26 | Milton Green | 13 | Son | — | Iowa |
| 27 | Jimmy Green | 11 | Son | — | Iowa |
| 28 | Jarlath Green | 7 | Son | — | Iowa |
| 29 | Tommie Green | 4 | Son | — | Iowa |
| 30 | Mary Theresa Green | 1 | Daughter | — | Iowa |
| 31 | Eugene Mcdermott | 60 | Head | — | Iowa |
| 32 | Nora Mcdermott | 65 | Wife | — | Iowa |
| 33 | Mary Mcnally | 54 | Head | — | New York |
| 34 | Lani Irene Mcnally | 24 | Daughter | — | Iowa |
| 35 | Ray Mcnally | 21 | Son | Trucker | Iowa |
| 36 | Andie Ludwig | 71 | Head | — | Iowa |
| 37 | Leo Ludwig | 42 | Son | Manager | Iowa |
| 38 | Rosie Ludwig | 42 | Sister | — | Iowa |
| 39 | Victor Maier | 79 | Head | — | Bavaria |
| 40 | Emma Maier | 75 | Wife | — | Germany |
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)