SC
Sarah Clark — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Appanoose-County, Iowa
Our Model Tree links this Sarah Clark across the 1920, 1930 and 1940 US Censuses in Appanoose-County, Iowa (XGBoost, ~Confirmed) — first a spouse (b.~1870), then head of a 4-person household.
Age 70
b. ~1870
Female
Spouse
Born: England
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Appanoose-County, Iowa |
| Surname | Clark |
| Given Name | Sarah X. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 70 |
| Marital Status | Married |
| Birthplace | England |
| 1935 Residence (City) | Centerville city |
| 1935 Residence (County) | Appanoose |
| Naturalization Status | Naturalized |
| Additional Details | |
| Highest Grade | 8 |
| Birth Country | England |
| Birthplace (normalized) | england |
| Township / Ward | Centerville City |
| Est. Birth Year | ~1870 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Sarah | Age | Birth yr |
|---|---|---|---|---|
| Mary Keen | Daughter | — | 49 | ~1891 |
| Priscilla Clark | Daughter | — | 48 | ~1892 |
| Thomas Clark | Head | — | 76 | ~1864 |
| Sarah Clark | Spouse | — | 70 | ~1870 |
Census Appearances
1920
Appanoose, Iowa
Spouse, age 49
Appanoose, Iowa · implied b. ~1871 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Sarah |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | England |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | England |
| Birthplace (normalized) | england |
1930
Appanoose, Iowa
Spouse, age 59
Appanoose, Iowa · implied b. ~1871 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clarke |
| Given Name | Sarah |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 59 |
| Marital Status | Married |
| Birthplace | England |
| Naturalization Status | Naturalized |
| Year of Immigration | 1882 |
| Age at First Marriage | 18 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Occupation | House Maker |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | England |
| Birthplace (normalized) | england |
1940
Appanoose-County, Iowa
Spouse, age 70
Appanoose-County, Iowa · implied b. ~1870 — 4 household members
| Surname | Clark |
| Given Name | Sarah X. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 70 |
| Marital Status | Married |
| Birthplace | England |
| 1935 Residence (City) | Centerville city |
| 1935 Residence (County) | Appanoose |
| Naturalization Status | Naturalized |
| Highest Grade | 8 |
| Birth Country | England |
| Birthplace (normalized) | england |
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 Sarah Clark across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Sarah Clark
Spouse · 1940 · age 70 · b. ~1870 · Iowa
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Appanoose-County, Iowa
Open full size
1940 US Federal Census — Appanoose-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01137-00233)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John N. Maring | 69 | Head | City Police | Iowa |
| 2 | Mary X. Maring | 55 | Wife | — | Iowa |
| 3 | John W. Maring | 21 | Son | Dry Bean Mill | Iowa |
| 4 | Alonzo E. Van Dyke | 54 | Head | Contracting | Iowa |
| 5 | Bertha Van Dyke | 52 | Wife | — | Iowa |
| 6 | Armeda Main | 76 | Mother-in-law | — | Indiana |
| 7 | Delrue R. Mcfall | 47 | Head | Utilities Company | Iowa |
| 8 | Mabel X. Mcfall | 45 | Wife | — | Illinois |
| 9 | Norma Mcfall | 17 | Daughter | — | Iowa |
| 10 | Keith Mcfall | 16 | Son | — | Iowa |
| 11 | Mattie Gordon | 58 | Head | — | Nebraska |
| 12 | Sylvia Gordon | 30 | Daughter | Dept Store | So. Dakota |
| 13 | Gladys Gordon | 26 | Daughter | Agri. Implement Co. | Iowa |
| 14 | Cora R. Freeborn | 49 | Head | Hotel And Cafe | Iowa |
| 15 | Thomas Clark | 76 | Head | — | England |
| 16 | Sarah X. Clark THIS PERSON | 70 | Wife | — | England |
| 17 | Priscilla Clark | 48 | Daughter | Public School | Iowa |
| 18 | Mary Keen | 49 | Daughter | Apparel Shop | Ohio |
| 19 | Basil G. Pell | 36 | Head | U.S. Post Office | Missouri |
| 20 | Burneth Pell | 34 | Wife | — | Missouri |
| 21 | Arlene Pell | 17 | Daughter | — | Missouri |
| 22 | Roberta Pell | 7 | Daughter | — | Iowa |
| 23 | Mary X. Brokaw | 63 | Head | — | Kansas |
| 24 | Herschel Brokaw | 37 | Son | Brick Plant | Missouri |
| 25 | Loyd Davis | 63 | Head | Private Practice | Illinois |
| 26 | Mayberta Davis | 58 | Wife | — | Illinois |
| 27 | Andrew V. Vervell | 72 | Head | — | Sweden |
| 28 | Mathilda Vervell | 69 | Wife | — | Sweden |
| 29 | Anna Olson | 46 | Lodger | School | Wisconsin |
| 30 | Donald C. Phillips | 33 | Head | Petroleum Company | Iowa |
| 31 | Letha A. Phillips | 34 | Wife | — | Iowa |
| 32 | Janice Carol Phillips | 2 | Daughter | — | Iowa |
| 33 | D. J. Johnson | 74 | Lodger | — | Illinois |
| 34 | Berta Livingston | 28 | Lodger | Dept. Store | Iowa |
| 35 | Chester M. Smiley | 74 | Head | Church | Iowa |
| 36 | Linnie Smiley | 56 | Wife | — | Iowa |
| 37 | Isaac Snyder | 61 | Head | Wholesale Grocery | Missouri |
| 38 | Oren Snyder | 28 | Son | Wholesale Grocery | Missouri |
| 39 | Leah H. Snyder | 25 | Daughter | — | Iowa |
| 40 | H. Virginia Snyder | 21 | Daughter | — | Iowa |
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)