RS
Robert Schmidt — 1940 US Census Record
Model Tree available1940 United States Federal Census · Campbell-County, Kentucky
Our Model Tree links this Robert Schmidt across the 1920, 1930 and 1940 US Censuses in Campbell-County, Kentucky (XGBoost, ~Confirmed), with identified parents Henry & Hattie — first a son (b.~1913), then head of a 3-person household.
Age 27
b. ~1913
Male
Son
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Campbell-County, Kentucky |
| Surname | Schmidt |
| Given Name | Robert A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Newport City |
| 1935 Residence (County) | Campbell |
| Additional Details | |
| Occupation | Water Tender |
| Industry | Rolling Mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1192 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Water Tender |
| Township / Ward | Newport City |
| Est. Birth Year | ~1913 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Helen Schmidt | Spouse | — | 48 | ~1892 |
| Henry Schmidt | Head | — | 52 | ~1888 |
| Robert Schmidt | Son | — | 27 | ~1913 |
Census Appearances
1920
Campbell, Kentucky
Son, age 7
Campbell, Kentucky · implied b. ~1913 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schmidt |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Campbell, Kentucky
Son, age 17
Campbell, Kentucky · implied b. ~1913 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schmidt |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Screw maker |
| Industry | Screw & Tap |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Campbell-County, Kentucky
Son, age 27
Campbell-County, Kentucky · implied b. ~1913 — 3 household members
| Surname | Schmidt |
| Given Name | Robert A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Newport City |
| 1935 Residence (County) | Campbell |
| Occupation | Water Tender |
| Industry | Rolling Mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1192 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
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 Robert Schmidt across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Henry Schmidt (~0.92 confidence) and mother Hattie Schmidt (~0.92 confidence) and mother Helen Schmidt (~0.92 confidence) and mother Helen Schmidt (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Henry Schmidt
b. ~1888
Source father
● Household
· direct · ~0.92
Mother
Hattie Schmidt
b. ~1892
Source mother
● Household
· direct · ~0.92
Mother
Helen Schmidt
b. ~1892
Source mother
● Household
· direct · ~0.92
Mother
Helen Schmidt
b. ~1892
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Schmidt
Son · 1940 · age 27 · b. ~1913 · Kentucky
★ 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 — Campbell-County, Kentucky
Open full size
1940 US Federal Census — Campbell-County, Kentucky
Page Contents
37 people indexed on this census page (nara:1940:m-t0627-01289-00846)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Jean E. Cochran | 6 | Granddaughter | — | Kentucky |
| 42 | Joan C. Cochran | 6 | Granddaughter | — | Kentucky |
| 43 | Drew Powell | 58 | Head | Proprietor | Kentucky |
| 44 | Minnie Powell | 58 | Wife | — | Kentucky |
| 45 | Clarence W. Fischer | 39 | Head | Salesman | Kentucky |
| 46 | Ruth M. Fischer | 32 | Wife | — | Kentucky |
| 47 | Patsy R. Fischer | 2 | Daughter | — | Kentucky |
| 48 | William E. Powell | 30 | Head | Matcher | Kentucky |
| 49 | Callie P. Powell | 34 | Wife | Mounter | Kentucky |
| 50 | Walter Puckett | 31 | Head | Collar Finisher | Kentucky |
| 51 | James C. Roberts | 59 | Head | Bottler | Ohio |
| 52 | Helen E. Roberts | 46 | Wife | — | Ohio |
| 53 | James E. Jr. Roberts | 27 | Son | Bottler | Ohio |
| 54 | Russell N. Otten | 37 | Boarder | Clerk | Kentucky |
| 55 | Alfred Bandermann | 45 | Head | Buffer-Polisher | Kentucky |
| 56 | Catherine Bandermann | 39 | Wife | Saleslady | Indiana |
| 57 | Carl H. Stenger | 30 | Brother-in-law | Laborer | Indiana |
| 58 | James N. Martin | 27 | Head | Bottler | Kentucky |
| 59 | Mildred L. Martin | 23 | Wife | — | Kentucky |
| 60 | Ronald J. Martin | 4 | Son | — | Kentucky |
| 61 | Gerald C. Martin | 2 | Son | — | Kentucky |
| 62 | Walter N. Keeff | 48 | Head | Asst. Superintendent | Pennsylvania |
| 63 | Edna M. Keeff | 45 | Wife | — | Pennsylvania |
| 64 | Walter J. Jr. Keeff | 18 | Son | — | Kentucky |
| 65 | Robert E. Keeff | 17 | Son | — | Kentucky |
| 66 | James R. Keeff | 15 | Son | — | Kentucky |
| 67 | Donald P. Keeff | 14 | Son | — | Kentucky |
| 68 | William E. Keeff | 5 | Son | — | Kentucky |
| 69 | Morris Cohen | 55 | Head | Proprietor | Russia |
| 70 | Jennie Cohen | 54 | Wife | — | Ohio |
| 71 | Minerva Cohen | 17 | Daughter | — | Kentucky |
| 72 | Clara E. Bohnenkamper | 51 | Head | Seamstress | Kentucky |
| 73 | Florence M. Bohnenkamper | 41 | Niece | — | Kentucky |
| 74 | Elizabeth A. Schuh | 67 | Sister | — | Ohio |
| 75 | Henry Schmidt | 52 | Head | Machinist | Kentucky |
| 76 | Helen B. Schmidt | 48 | Wife | — | Kentucky |
| 77 | Robert A. Schmidt THIS PERSON | 27 | Son | Water Tender | Kentucky |
Pedigree Summary
Robert
Gen 1 · 4 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)