RM
Robert Montgomery — 1940 US Census Record
Model Tree available1940 United States Federal Census · Washington-County, Kentucky
Our Model Tree links this Robert Montgomery across the 1920, 1930 and 1940 US Censuses in Washington-County, Kentucky (XGBoost, ~Confirmed), with identified parents James & Isaac — first a head (b.~1912), then head of a 7-person household.
Age 28
b. ~1912
Male
Head
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Washington-County, Kentucky |
| Surname | Montgomery |
| Given Name | Robert C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Washington |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farming |
| Class of Worker | E |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Farmer |
| Est. Birth Year | ~1912 |
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 Robert | Age | Birth yr |
|---|---|---|---|---|
| Harriet Montgomery | Daughter | — | 3 | ~1937 |
| Nancy Montgomery | Daughter | — | ~1940 | |
| Robert Montgomery | Head | — | 28 | ~1912 |
| Nellie Douglas | Other | — | 17 | ~1923 |
| James Montgomery | Son | — | 5 | ~1935 |
| Robert Montgomery | Son | — | 6 | ~1934 |
| Mary Montgomery | Spouse | — | 29 | ~1911 |
Census Appearances
1920
Washington, Kentucky
Son, age 8
Washington, Kentucky · implied b. ~1912 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Montgomery |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| 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
Washington, Kentucky
Son, age 18
Washington, Kentucky · implied b. ~1912 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Montgomery |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Washington-County, Kentucky
Head, age 28
Washington-County, Kentucky · implied b. ~1912 — 7 household members
| Surname | Montgomery |
| Given Name | Robert C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Washington |
| Occupation | Farmer |
| Industry | Farming |
| Class of Worker | E |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Kentucky |
| 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 Montgomery across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Montgomery (~0.92 confidence) and father Isaac Montgomery (~0.92 confidence) and mother Maggie Montgomery (~0.92 confidence) and mother Katie Montgomery (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Montgomery
b. ~1863
Source father
● Household
· direct · ~0.92
Father
Isaac Montgomery
b. ~1869
Source father
● Household
· direct · ~0.92
Mother
Maggie Montgomery
b. ~1873
Source mother
● Household
· direct · ~0.92
Mother
Katie Montgomery
b. ~1874
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Montgomery
Head · 1940 · age 28 · b. ~1912 · 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 — Washington-County, Kentucky
Open full size
1940 US Federal Census — Washington-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01361-00259)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Robert C. Montgomery THIS PERSON | 28 | Head | Farmer | Kentucky |
| 42 | Mary Q. Montgomery | 29 | Wife | — | Kentucky |
| 43 | Robert Jr. Montgomery | 6 | Son | — | Kentucky |
| 44 | James Montgomery | 5 | Son | — | Kentucky |
| 45 | Harriet Montgomery | 3 | Daughter | — | Kentucky |
| 46 | Nancy Montgomery | 0 | Daughter | — | Kentucky |
| 47 | Nellie Douglas | 17 | Maid | Maid | Kentucky |
| 48 | John Maurice Hall | 30 | Head | Farmer | Kentucky |
| 49 | Lillian Q. Hall | 32 | Wife | — | Kentucky |
| 50 | Anna Fay Hall | 5 | Daughter | — | Kentucky |
| 51 | Kenneth Hall | 2 | Son | — | Kentucky |
| 52 | Leo Q. Johnson | 30 | Head | H.P.A. | Kentucky |
| 53 | Margie Johnson | 30 | Wife | — | Kentucky |
| 54 | Leo Johnson | 10 | Son | — | Kentucky |
| 55 | John Johnson | 7 | Son | — | Kentucky |
| 56 | James Johnson | 6 | Son | — | Kentucky |
| 57 | Betty Johnson | 4 | Daughter | — | Kentucky |
| 58 | Sidney Johnson | 2 | Son | — | Kentucky |
| 59 | Armilla Johnson | 0 | Daughter | — | Kentucky |
| 60 | Sterling D. Haydon | 33 | Head | H.P.A. | Kentucky |
| 61 | Eunice Haydon | 27 | Wife | — | Kentucky |
| 62 | Thomas Haydon | 8 | Son | — | Kentucky |
| 63 | Anna M. Haydon | 6 | Daughter | — | Kentucky |
| 64 | Margie Haydon | 4 | Daughter | — | Kentucky |
| 65 | Rebecca Haydon | 2 | Daughter | — | Kentucky |
| 66 | J. D. Tobin | 59 | Head | Farmer | Kentucky |
| 67 | Mary Rose Tobin | 50 | Wife | — | Kentucky |
| 68 | James Margaret Tobin | 15 | Neice | — | Kentucky |
| 69 | Margaret Phelan | 89 | Aunt | — | Kentucky |
| 70 | R. H. Robertson | 33 | Head | Mail Clerk | Kentucky |
| 71 | Jane Q. Robertson | 29 | Wife | — | Kentucky |
| 72 | Maria J. Robertson | 12 | Daughter | — | Kentucky |
| 73 | A. H. Jr. Robertson | 10 | Son | — | Kentucky |
| 74 | Robert Robertson | 3 | Son | — | Kentucky |
| 75 | William Robertson | 1 | Son | — | Kentucky |
| 76 | Martha Kelly | 19 | Maid | Maid | Kentucky |
| 77 | Elvin Q. Yaste | 53 | Head | Farmer | Kentucky |
| 78 | William Yaste | 19 | Son | Movie Machine Operator | Kentucky |
| 79 | Jay Yaste | 18 | Daughter | — | Kentucky |
| 80 | Lavinia Reed | 75 | Head | — | 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)