IR
Ida Robinson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this Ida Robinson across the 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed) — first a spouse (b.~1900), then head of a 7-person household.
Age 40
b. ~1900
Female
Spouse
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Robinson |
| Given Name | Ida |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Occupation | Domestic |
| Industry | Priv. Family |
| Class of Worker | PW |
| Hours Worked | 52 |
| Income (1939) | 208 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Domestic |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1900 |
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 Ida | Age | Birth yr |
|---|---|---|---|---|
| John Robinson | Son | — | 13 | ~1927 |
| John Robinson | Head | — | 38 | ~1902 |
| Leroy Robinson | Son | — | 9 | ~1931 |
| Olivia Robinson | Son | — | 5 | ~1935 |
| James Robinson | Son | — | 15 | ~1925 |
| Dorothy Robinson | Daughter | — | 10 | ~1930 |
| Ida Robinson | Spouse | — | 40 | ~1900 |
Census Appearances
1930
Baltimore, Maryland
Spouse, age 29
Baltimore, Maryland · implied b. ~1901 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robinson |
| Given Name | Ida |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 18 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Spouse, age 40
Baltimore-City-County, Maryland · implied b. ~1900 — 7 household members
| Surname | Robinson |
| Given Name | Ida |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Occupation | Domestic |
| Industry | Priv. Family |
| Class of Worker | PW |
| Hours Worked | 52 |
| Income (1939) | 208 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 Ida Robinson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ida Robinson
Spouse · 1940 · age 40 · b. ~1900 · Maryland
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Baltimore-City-County, Maryland
Open full size
1940 US Federal Census — Baltimore-City-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01529-00300)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Father Fox | 50 | Lodger | Push Cart | Virginia |
| 42 | Brother Fox | 24 | Lodger | Washer | Virginia |
| 43 | Charles Lindsey | 40 | Lodger | Laborer | Virginia |
| 44 | Cool Breez | 35 | Lodger | Driver | Virginia |
| 45 | William Yearby | 65 | Head | Laborer | Virginia |
| 46 | Jennie Dubois | 52 | Lodger | Domestic | Delaware |
| 47 | John Dubois | 19 | Nephew | Laborer | Delaware |
| 48 | Samuel Smith | 50 | Head | Caretaker | N. Carolina |
| 49 | Coola Smith | 40 | Wife | Caretaker | Virginia |
| 50 | Clara Tyler | 28 | Lodger | Maid | N. Carolina |
| 51 | Mother Tyler | 65 | Lodger | — | N. Carolina |
| 52 | Richard Tyler | 21 | Lodger | Now Worker | N. Carolina |
| 53 | Albert Cockwell | 36 | Head | Car Washer | Virginia |
| 54 | Eunice Cockwell | 36 | Wife | — | S. Carolina |
| 55 | Maggie Saunders | 48 | Lodger | — | N. Carolina |
| 56 | Wilner Cockwell | 45 | Brother | Laborer | Virginia |
| 57 | John Cockwell | 18 | Son | Push Cart | Virginia |
| 58 | William Anderson | 47 | Head | Salesman | Virginia |
| 59 | Geneva Anderson | 22 | Wife | — | N. Carolina |
| 60 | George Wooden | 36 | Head | Laborer | Maryland |
| 61 | Viola Wooden | 29 | Wife | — | Maryland |
| 62 | Marie Plater | 60 | Head | — | Maryland |
| 63 | Walter Parker | 18 | Son | Porter | Maryland |
| 64 | Eugene Parker | 11 | Son | — | Maryland |
| 65 | John Robinson | 38 | Head | Laborer | Virginia |
| 66 | Ida Robinson THIS PERSON | 40 | Wife | Domestic | Maryland |
| 67 | James Robinson | 15 | Son | — | Pennsylvania |
| 68 | John Robinson | 13 | Son | — | Maryland |
| 69 | Dorothy Robinson | 10 | Daughter | — | Maryland |
| 70 | Leroy Robinson | 9 | Son | — | Maryland |
| 71 | Olivia Robinson | 5 | Son | — | Maryland |
| 72 | Robert Ross | 45 | Head | Laborer | Alabama |
| 73 | Annie Ross | 32 | Wife | — | Maryland |
| 74 | Lucy Simmonos | 38 | Head | — | N. Carolina |
| 75 | Oscar Simmonos | 15 | Son | — | Virginia |
| 76 | Frank Simmonos | 14 | Son | — | Virginia |
| 77 | Albert Simmonos | 12 | Son | — | Wash. D.C. |
| 78 | Mary Simmonos | 9 | Daughter | — | Maryland |
| 79 | James Randall | 39 | Head | Vegetable Salesman | Maryland |
| 80 | Viola Randall | 23 | Wife | — | Maryland |
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)