HC
Harry Clark — 1940 US Census Record
Model Tree available1940 United States Federal Census · Fremont-County, Iowa
Our Model Tree links this Harry Clark across the 1910, 1920, 1930 and 1940 US Censuses in Fremont-County, Iowa (XGBoost, ~Confirmed), with identified parents Gibbins & Anna — first a head (b.~1887), then head of a 4-person household.
Age 53
b. ~1887
Male
Head
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Fremont-County, Iowa |
| Surname | Clark |
| Given Name | Harry |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Tabor |
| 1935 Residence (County) | Fremont |
| Additional Details | |
| Occupation | Farmer |
| Industry | on farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 2 |
| 1935 Residence | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Farmer |
| Township / Ward | Green Township |
| Est. Birth Year | ~1887 |
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 Harry | Age | Birth yr |
|---|---|---|---|---|
| Gwendolyn Rumery | Daughter | — | 28 | ~1912 |
| Harry Clark | Head | — | 53 | ~1887 |
| Willard Rumery | Other | — | 24 | ~1916 |
| Mabel Jack | Spouse | — | 51 | ~1889 |
Census Appearances
1910
Mills, Iowa
Son, age 23
Mills, Iowa · implied b. ~1887 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Harry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Farmer |
| Industry | General Farm |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1920
Mills, Iowa
Head, age 33
Mills, Iowa · implied b. ~1887 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Harry |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Iowa |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Iowa |
| Occupation | Farmer |
| Industry | Gen Farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Mills, Iowa
Head, age 43
Mills, Iowa · implied b. ~1887 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Harry |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 24 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Fremont-County, Iowa
Head, age 53
Fremont-County, Iowa · implied b. ~1887 — 4 household members
| Surname | Clark |
| Given Name | Harry |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Tabor |
| 1935 Residence (County) | Fremont |
| Occupation | Farmer |
| Industry | on farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 2 |
| 1935 Residence | Iowa |
| 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 Harry Clark across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Gibbins Clark (~0.92 confidence) and mother Anna Clark (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Gibbins Clark
b. ~1844
Source father
● Household
· direct · ~0.92
Mother
Anna Clark
b. ~1849
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harry Clark
Head · 1940 · age 53 · b. ~1887 · Iowa
★ 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 — Fremont-County, Iowa
Open full size
1940 US Federal Census — Fremont-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01162-00131)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Ada B Troxel | 43 | Wife | Housewife | Colorado |
| 42 | James R Troxel | 14 | Son | New Worker | Iowa |
| 43 | Ermagene Troxel | 15 | Daughter | — | Iowa |
| 44 | Lillian Lee Troxel | 12 | Daughter | — | Iowa |
| 45 | Betty Arline Troxel | 10 | Daughter | — | Iowa |
| 46 | Rex Leon Troxel | 9 | Son | — | Iowa |
| 47 | H. B. Eater | 64 | Head | Farmer | Iowa |
| 48 | Bessie L Eater | 50 | Sister | — | Iowa |
| 49 | Lulu D Perkins | 71 | Head | — | Ohio |
| 50 | Cyrenius Perkins | 49 | Son | Farmwork | Iowa |
| 51 | Raymond Perkins | 38 | Son | Farmwork | Iowa |
| 52 | Leo D Torpy | 30 | Head | Farmer | Iowa |
| 53 | Freda Torpy | 22 | Wife | — | Iowa |
| 54 | Nancy Rose Torpy | 2 | Daughter | — | Iowa |
| 55 | Rita Nanette Torpy | 0 | Daughter | — | Iowa |
| 56 | Walter Irwin | 65 | Head | Farmer | Iowa |
| 57 | Clara Irwin | 62 | Wife | — | Iowa |
| 58 | Irene Irwin | 40 | Daughter | — | Iowa |
| 59 | Victor Irwin | 27 | Son | Farm Helper | Iowa |
| 60 | Charlotte Irwin | 22 | Daughter | — | Iowa |
| 61 | Hobart Irwin | 16 | Son | — | Iowa |
| 62 | Edward Russell | 69 | Head | Farmer | Iowa |
| 63 | Ella D Russell | 59 | Wife | — | Iowa |
| 64 | Frank E. Bell | 65 | Head | Farmer | Iowa |
| 65 | Nettie F. Bell | 57 | Wife | — | Iowa |
| 66 | Clinton E Clark | 35 | Head | Evangelist Minister | Iowa |
| 67 | Lucile L Clark | 34 | Wife | — | Iowa |
| 68 | Harry Clark THIS PERSON | 53 | Head | Farmer | Iowa |
| 69 | Gwendolyn Rumery | 28 | Daughter | — | Iowa |
| 70 | Willard Rumery | 24 | Son-in-law | Mechanic | Iowa |
| 71 | Mabel Jack | 51 | Wife | — | Iowa |
| 72 | Charles L Pruitt | 47 | Head | Farm | Iowa |
| 73 | Edith B Pruitt | 45 | Wife | — | Nebr |
| 74 | Virginia Ann Pruitt | 15 | Daughter | — | Iowa |
| 75 | Robert Irwin | 70 | Head | Farmer | Iowa |
| 76 | Eva Irwin | 69 | Wife | — | Ohio |
| 77 | Velva Irwin | 41 | Daughter | — | Iowa |
| 78 | Fred D Bell | 60 | Head | Farmer | Iowa |
| 79 | Emma L Bell | 57 | Wife | — | Iowa |
| 80 | Dwight Bell | 28 | Son | Farmer | Iowa |
Pedigree Summary
Harry
Gen 1 · 2 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)