MR
Martha Robinson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Volusia-County, Florida
Our Model Tree links this Martha Robinson across the 1930 and 1940 US Censuses in Volusia-County, Florida (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 5-person household.
Age 15
b. ~1925
Female
Daughter
Born: Florida
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Volusia-County, Florida |
| Surname | Robinson |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Florida |
| 1935 Residence (City) | Daytona Beach City |
| 1935 Residence (County) | Volusia |
| Additional Details | |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
| Township / Ward | Daytona Beach City |
| Est. Birth Year | ~1925 |
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 Martha | Age | Birth yr |
|---|---|---|---|---|
| Mary Robinson | Spouse | — | 48 | ~1892 |
| Mary Robinson | Daughter | — | 17 | ~1923 |
| Lloyd Robinson | Head | — | 50 | ~1890 |
| Lloyd Robinson | Son | — | 24 | ~1916 |
| Martha Robinson | Daughter | — | 15 | ~1925 |
Census Appearances
1930
Volusia, Florida
Daughter, age 5
Volusia, Florida · implied b. ~1925 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robinson |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Florida |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Iowa |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
1940
Volusia-County, Florida
Daughter, age 15
Volusia-County, Florida · implied b. ~1925 — 5 household members
| Surname | Robinson |
| Given Name | Martha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Florida |
| 1935 Residence (City) | Daytona Beach City |
| 1935 Residence (County) | Volusia |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
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 Martha Robinson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Martha Robinson
Daughter · 1940 · age 15 · b. ~1925 · Florida
★ You are viewing this record
Sibling
Lloyd Robinson
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Robinson
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Volusia-County, Florida
Open full size
1940 US Federal Census — Volusia-County, Florida
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00621-00205)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Minnie F. Herm | 52 | Head | Practical Nurse | New York |
| 2 | Dorothea M. Keller | 78 | Head | — | Germany |
| 3 | Minnie K. Warner | 68 | Head | — | Ohio |
| 4 | Edward A. Smedley | 69 | Head | Owner-Manager | Michigan |
| 5 | Nettie A. Smedley | 68 | Wife | — | New York |
| 6 | Geneva C. Smedley | 32 | Daughter | — | Florida |
| 7 | Ella M. Clarke | 68 | Head | Owner-Manager | Michigan |
| 8 | Carrie L. Newell | 61 | Head | — | New York |
| 9 | Louise M. Mundy | 72 | Head | — | Pennsylvania |
| 10 | Jane D. Randall | 57 | Lodger | — | Connecticut |
| 11 | Albert B. Moseley | 58 | Head | — | Massachusetts |
| 12 | Mable C. Moseley | 53 | Wife | — | Iowa |
| 13 | Rebecca B. Allan | 75 | Head | — | Illinois |
| 14 | Mildred Maus | 38 | Daughter | Manager | Illinois |
| 15 | Grant M. Johns | 70 | Head | Owner-Manager | Michigan |
| 16 | Hattie A. Johns | 68 | Wife | — | Michigan |
| 17 | Edith E. Bowman | 55 | Head | — | Pennsylvania |
| 18 | Harriet E. Bowman | 80 | Mother | — | Pennsylvania |
| 19 | Pauline Wimp | 60 | Head | Manager | Kentucky |
| 20 | Clarence Greenwood | 68 | Head | — | New Jersey |
| 21 | Rosalie Greenwood | 68 | Wife | — | Kentucky |
| 22 | Claribel W. Hale | 63 | Head | Broker | South Carolina |
| 23 | Kenneth D. Magee | 29 | Head | Salesman | Canada-Eng |
| 24 | Jean C. Magee | 26 | Wife | — | Scotland |
| 25 | Harriet S. Bates | 71 | Head | — | Illinois |
| 26 | Esther S. Bates | 47 | Daughter | Owner-Manager | Illinois |
| 27 | Bruce E. Bates | 17 | Grandson | — | Alabama |
| 28 | Lloyd A. Robinson | 50 | Head | Osteopathic Doctor | Kansas |
| 29 | Mary E. Robinson | 48 | Wife | — | Iowa |
| 30 | Lloyd A. Jr. Robinson | 24 | Son | — | Florida |
| 31 | Mary I. Robinson | 17 | Daughter | — | Florida |
| 32 | Martha Robinson THIS PERSON | 15 | Daughter | — | Florida |
| 33 | David S. Goodrich | 72 | Head | — | Alabama |
| 34 | Emma C. Goodrich | 65 | Wife | Caterer | Kentucky |
| 35 | Katherine Langworthy | 65 | Head | — | Iowa |
| 36 | Lucius H. Langworthy | 48 | Son | — | Iowa |
| 37 | Frederick H. Langworthy | 43 | Son | — | Iowa |
| 38 | Jacob K. Bush | 57 | Head | Manager | Alabama |
| 39 | Margaret B. Hurst | 65 | Sister | Manager (Asst) | Alabama |
| 40 | Lee R. Mcintyre | 43 | Head | — | North Carolina |
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)