RM
Robert Martin — 1940 US Census Record
Model Tree available1940 United States Federal Census · Dallas-County, Texas
Our Model Tree links this Robert Martin across the 1920, 1930 and 1940 US Censuses in Dallas-County, Texas (XGBoost, ~Confirmed), with identified parents J & Cyrus — first a head (b.~1904), then head of a 4-person household.
Age 36
b. ~1904
Male
Head
Born: Texas
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Dallas-County, Texas |
| Surname | Martin |
| Given Name | Robert C |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Texas |
| 1935 Residence (City) | Dallas City |
| 1935 Residence (County) | Dallas |
| Additional Details | |
| Occupation | stationery |
| Industry | printing |
| Class of Worker | OA |
| Hours Worked | 44 |
| Income (1939) | 784 |
| Highest Grade | C 1 |
| 1935 Residence | Same place |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
| Occupation | Stationery |
| Township / Ward | Dallas City |
| Est. Birth Year | ~1904 |
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 Robert | Age | Birth yr |
|---|---|---|---|---|
| Emily Martin | Daughter | — | 7 | ~1933 |
| Lucy Martin | Daughter | — | 5 | ~1935 |
| Robert Martin | Head | — | 36 | ~1904 |
| Louisa Martin | Spouse | — | 35 | ~1905 |
Census Appearances
1920
Dallas, Texas
Son, age 16
Dallas, Texas · implied b. ~1904 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Robert B. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Texas |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Missouri |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
1930
Dallas, Texas
Son, age 26
Dallas, Texas · implied b. ~1904 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Robert B. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Texas |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Missouri |
| Occupation | Bookkeeper |
| Industry | Cotton |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
1940
Dallas-County, Texas
Head, age 36
Dallas-County, Texas · implied b. ~1904 — 4 household members
| Surname | Martin |
| Given Name | Robert C |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Texas |
| 1935 Residence (City) | Dallas City |
| 1935 Residence (County) | Dallas |
| Occupation | stationery |
| Industry | printing |
| Class of Worker | OA |
| Hours Worked | 44 |
| Income (1939) | 784 |
| Highest Grade | C 1 |
| 1935 Residence | Same place |
| Birth State | Texas |
| Birth Country | United States |
| Birthplace (normalized) | texas |
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 Martin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father J Martin (~0.92 confidence) and father Cyrus Martin (~0.92 confidence) and mother Priscilla Martin (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
J Martin
b. ~1862
Source father
● Household
· direct · ~0.92
Father
Cyrus Martin
b. ~1869
Source father
● Household
· direct · ~0.92
Mother
Priscilla Martin
b. ~1869
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Martin
Head · 1940 · age 36 · b. ~1904 · Texas
★ 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 — Dallas-County, Texas
Open full size
1940 US Federal Census — Dallas-County, Texas
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-04172-00211)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Elizabeth Steele | 32 | Wife | — | Kansas |
| 42 | Elizabeth Steele | 1 | Daughter | — | Texas |
| 43 | Edgar M Smith | 43 | Head | Buyer | Arkansas |
| 44 | Emolene D Smith | 41 | Wife | — | Tennessee |
| 45 | Mary Anne Smith | 11 | Daughter | — | Tennessee |
| 46 | Roda Smith | 71 | Mother | — | Arkansas |
| 47 | Sterling Balkin | 24 | Head | Pilot | Kentucky |
| 48 | Thelma Balkin | 27 | Wife | — | Illinois |
| 49 | Jimmie Gordon Campbell | 8 | Son | — | California |
| 50 | Lillian Simmons | 57 | Lodger | — | Illinois |
| 51 | Jasper M Black | 43 | Head | Superintendent | West Virginia |
| 52 | Della Black | 45 | Wife | — | Indiana |
| 53 | Kenneth E Grey | 41 | Head | Chiropractor | Iowa |
| 54 | Catherine A Grey | 30 | Wife | — | Texas |
| 56 | Robert C Martin THIS PERSON | 36 | Head | Stationery | Texas |
| 57 | Louisa Harris Martin | 35 | Wife | — | Texas |
| 58 | Emily Louise Martin | 7 | Daughter | — | Texas |
| 59 | Lucy Hood Martin | 5 | Daughter | — | Texas |
| 60 | Edgar C Smith | 75 | Head | — | Illinois |
| 61 | Penelope B Smith | 73 | Wife | — | Texas |
| 62 | Lloyd B Ford | 36 | Head | President | Texas |
| 63 | Jessie Lee Ford | 35 | Wife | — | Texas |
| 64 | Francis B Ford | 5 | Son | — | Colorado |
| 65 | Mildred C Cox | 28 | Lodger | Cashier | Texas |
| 66 | Marguerite Cox | 26 | Lodger | Stenographer | Texas |
| 67 | R F Snodgrass | 47 | Head | Auditor | Oklahoma |
| 68 | Thurrie Snodgrass | 46 | Wife | — | Texas |
| 69 | Harry Guttman | 62 | Head | Assistant Manager | Missouri |
| 70 | Elizabeth Guttman | 60 | Wife | — | Missouri |
| 71 | Joseph Rogers | 36 | Head | Traveling Salesman | Texas |
| 72 | Dorothy Rogers | 37 | Wife | — | Texas |
| 73 | Joe Hal Rogers | 3 | Son | — | Texas |
| 74 | Russell Doran | 29 | Lodger | Gas Meter Tester | Texas |
| 75 | Maurice Doran | 19 | Wife | — | Texas |
| 76 | Robert B Lincks | 60 | Head | Lawyer | England |
| 77 | Marguerite Lincks | 54 | Wife | — | Texas |
| 78 | Herman Schroeder | 57 | Head | District Auditor | Texas |
| 79 | Ruby Schroeder | 57 | Wife | — | Ohio |
| 80 | Hermanie Schroeder | 15 | Daughter | — | Texas |
Pedigree Summary
Robert
Gen 1 · 3 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)