RM
Robert Martin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Marion-County, Florida
Our Model Tree links this Robert Martin across the 1920, 1930 and 1940 US Censuses in Marion-County, Florida (XGBoost, ~Confirmed) — first a head (b.~1877), then head of a 5-person household.
Age 63
b. ~1877
Male
Head
Born: Georgia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Marion-County, Florida |
| Surname | Martin |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 63 |
| Marital Status | Married |
| Birthplace | Georgia |
| 1935 Residence (City) | Oklawaha |
| 1935 Residence (County) | Marion |
| Additional Details | |
| Occupation | Proprietor |
| Industry | Proprietor - grocery |
| Class of Worker | OA |
| Hours Worked | 58 |
| Income (1939) | 1643 |
| Highest Grade | No 1 |
| 1935 Residence | Same place |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
| Occupation | Proprietor |
| Township / Ward | Oklawaha |
| Est. Birth Year | ~1877 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Billie Martin | Daughter | — | 17 | ~1923 |
| Inez Martin | Daughter | — | 20 | ~1920 |
| Sara Martin | Daughter | — | 23 | ~1917 |
| Robert Martin | Head | — | 63 | ~1877 |
| Nora Martin | Spouse | — | 63 | ~1877 |
Census Appearances
1920
Marion, Florida
Head, age 43
Marion, Florida · implied b. ~1877 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martinez |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Georgia |
| Father's Birthplace | Georgia |
| Mother's Birthplace | N. Carolina |
| Occupation | Merchant |
| Industry | General Merchandise |
| Class of Worker | O |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
1930
Marion, Florida
Head, age 53
Marion, Florida · implied b. ~1877 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Georgia |
| Age at First Marriage | 24 |
| Father's Birthplace | Georgia |
| Mother's Birthplace | North Carolina |
| Occupation | Merchant |
| Industry | Gen. Store |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | 2000 |
| Veteran | O |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
1940
Marion-County, Florida
Head, age 63
Marion-County, Florida · implied b. ~1877 — 5 household members
| Surname | Martin |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 63 |
| Marital Status | Married |
| Birthplace | Georgia |
| 1935 Residence (City) | Oklawaha |
| 1935 Residence (County) | Marion |
| Occupation | Proprietor |
| Industry | Proprietor - grocery |
| Class of Worker | OA |
| Hours Worked | 58 |
| Income (1939) | 1643 |
| Highest Grade | No 1 |
| 1935 Residence | Same place |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
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.
Show:
This person
Anchor record
Robert Martin
Head · 1940 · age 63 · b. ~1877 · Florida
★ 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 — Marion-County, Florida
Open full size
1940 US Federal Census — Marion-County, Florida
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00600-00518)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Addie Rankin | 60 | Mother | — | South Carolina |
| 42 | Bertha M Cleveland | 15 | Niece | — | Florida |
| 43 | Robert Martin THIS PERSON | 63 | Head | Proprietor | Georgia |
| 44 | Nora Martin | 63 | Wife | — | Florida |
| 45 | Sara J. Martin | 23 | Daughter | — | Florida |
| 46 | Inez Martin | 20 | Daughter | — | Florida |
| 47 | Billie D. Martin | 17 | Daughter | — | Florida |
| 48 | Fred L. Brown | 51 | Head | — | Florida |
| 49 | Sara J. Brown | 43 | Wife | — | Florida |
| 50 | Letitia Brown | 19 | Daughter | — | Florida |
| 51 | Fred Jr. Brown | 14 | Son | — | Florida |
| 52 | Jettie J. Brown | 13 | Daughter | — | Florida |
| 53 | Mary C. Brown | 8 | Daughter | — | Florida |
| 54 | Luther W. Sellers | 61 | Head | Foreman | Mississippi |
| 55 | Letchy L. Sellers | 40 | Wife | — | Florida |
| 56 | William L. Hunt | 13 | Step-son | — | Florida |
| 57 | August Starke | 65 | Head | Farmer | Germany |
| 58 | Edward S. Jr Hall | 42 | Head | Manager | Georgia |
| 59 | Inez T. Hall | 36 | Wife | — | Florida |
| 60 | Joanne H. Hall | 1 | Daughter | — | Florida |
| 61 | Gladys M. Fortner | 21 | Sister-in-law | — | Florida |
| 62 | Elkin L. Fortner | 18 | Brother-in-law | — | Florida |
| 63 | Ben L. Fortner | 15 | Brother-in-law | — | Florida |
| 64 | Thomas L. Fortner | 13 | Brother-in-law | — | Florida |
| 65 | Eloise J. Fortner | 11 | Sister-in-law | — | Florida |
| 66 | Edward S. Sr Hall | 75 | Head | — | North Carolina |
| 67 | Joanna S. Hall | 65 | Wife | — | Georgia |
| 68 | Pearl H. Mcintire | 39 | Daughter | Social Worker | Georgia |
| 69 | Joseph W. Hall | 36 | Son | Bookkeeper | Florida |
| 70 | James E. Jr Mcintire | 1 | Grand-son | — | North Carolina |
| 71 | George W. Adam | 29 | Head | Farmer | Georgia |
| 72 | Ernie O. Adam | 24 | Wife | — | Kentucky |
| 73 | Bonnie L. Adam | 3 | Daughter | — | Florida |
| 74 | Edward Lambert | 35 | Head | Fruit Picker | Florida |
| 75 | Alma O. Lambert | 33 | Wife | — | Florida |
| 76 | James Lambert | 18 | Son | Laborer | Florida |
| 77 | Mamie Lambert | 16 | Daughter | — | Florida |
| 78 | Edgar Lambert | 14 | Son | — | Florida |
| 79 | Walter Lambert | 12 | Son | — | Florida |
| 80 | Lela Lambert | 11 | Daughter | — | Florida |
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)