AC
Ada Clark — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Boone-County, Nebraska
Our Model Tree links this Ada Clark across the 1930 and 1940 US Censuses in Boone-County, Nebraska (XGBoost, ~Confirmed) — first a spouse (b.~1893), then head of a 7-person household.
Age 47
b. ~1893
Female
Spouse
Born: Nebraska
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Boone-County, Nebraska |
| Surname | Clark |
| Given Name | Ada D |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Nebraska |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Boone |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Nebraska |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
| Township / Ward | Ashland Precinct |
| Est. Birth Year | ~1893 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ada | Age | Birth yr |
|---|---|---|---|---|
| Marjorie Clark | Other | — | 18 | ~1922 |
| Ada Clark | Daughter | — | 12 | ~1928 |
| Herbert Clark | Head | — | 50 | ~1890 |
| Robert Clark | Son | — | 2 | ~1938 |
| Raymond Clark | Son | — | 23 | ~1917 |
| Ada Clark | Spouse | — | 47 | ~1893 |
| Edwin Clark | Son | — | 17 | ~1923 |
Census Appearances
1930
Boone, Nebraska
Spouse, age 38
Boone, Nebraska · implied b. ~1892 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Ada B |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Nebraska |
| Age at First Marriage | 19 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Can Read/Write | Yes |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
1940
Boone-County, Nebraska
Spouse, age 47
Boone-County, Nebraska · implied b. ~1893 — 7 household members
| Surname | Clark |
| Given Name | Ada D |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Nebraska |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Boone |
| Class of Worker | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Nebraska |
| Birth State | Nebraska |
| Birth Country | United States |
| Birthplace (normalized) | nebraska |
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 Ada Clark across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ada Clark
Spouse · 1940 · age 47 · b. ~1893 · Nebraska
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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 — Boone-County, Nebraska
Open full size
1940 US Federal Census — Boone-County, Nebraska
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02236-00652)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mable Cash | 48 | Wife | — | Nebraska |
| 2 | Elmer Cash | 25 | Son | Farm Laborer | Nebraska |
| 3 | Scott Coderman | 61 | Head | Farming | Iowa |
| 4 | Mae Coderman | 60 | Wife | — | Iowa |
| 5 | Harold Cash | 27 | Head | Farmer | Nebraska |
| 6 | Velma Cash | 24 | Wife | — | Nebraska |
| 7 | Julia A Cash | 5 | Daughter | — | Nebraska |
| 8 | Lloyd Myers | 38 | Head | Farmer | Nebraska |
| 9 | Florella Myers | 36 | Wife | — | Nebraska |
| 10 | Patricia A Myers | 12 | Daughter | — | Nebraska |
| 11 | Lucielle C Myers | 10 | Daughter | — | Nebraska |
| 12 | Lloyd Forney | 41 | Head | Common Laborer | Nebraska |
| 13 | Maude Forney | 38 | Wife | — | Nebraska |
| 14 | Ila Forney | 17 | Daughter | — | Nebraska |
| 15 | Dean Forney | 16 | Son | — | Nebraska |
| 16 | Donald Forney | 14 | Son | — | Nebraska |
| 17 | Carroll Forney | 12 | Son | — | Nebraska |
| 18 | Frank Knott | 42 | Head | Shovel Laborer | Iowa |
| 19 | Melissa Knott | 84 | Mother | — | Ohio |
| 20 | Lloyd Gilmer | 50 | Head | Proprietor | Iowa |
| 21 | Ethel M Gilmer | 46 | Wife | — | Nebraska |
| 22 | Laverne E Gilmer | 20 | Daughter | — | Nebraska |
| 23 | Herbert L Clark | 50 | Head | Proprietor | Nebraska |
| 24 | Ada D Clark THIS PERSON | 47 | Wife | — | Nebraska |
| 25 | Raymond Clark | 23 | Son | Operator | Nebraska |
| 26 | Marjorie M Clark | 18 | Daughter-in-law | Proprietor | Nebraska |
| 27 | Edwin J Clark | 17 | Son | Proprietor | Nebraska |
| 28 | Ada Ruth Clark | 12 | Daughter | — | Nebraska |
| 29 | Robert L Clark | 2 | Son | — | Nebraska |
| 30 | George L Brunner | 59 | Head | Proprietor | Illinois |
| 31 | Florence M Brunner | 56 | Wife | — | Missouri |
| 32 | George D Brunner | 24 | Son | Part Time Service Man | Nebraska |
| 33 | Elmer A Dodge | 55 | Son-in-law | — | Maine |
| 34 | Rachel A Robertson | 31 | Boarder | Principal | Nebraska |
| 35 | Mary A Christensen | 18 | Boarder | Teacher | Nebraska |
| 36 | Fred M Parker | 59 | Head | Foreman | Iowa |
| 37 | Myrt E M Parker | 49 | Wife | — | Nebraska |
| 38 | Allen H Ludwick | 53 | Head | Operator | Nebraska |
| 39 | Emma E Ludwick | 53 | Wife | — | Nebraska |
| 40 | Charlene J Ludwick | 14 | Daughter | — | Nebraska |
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)