RM
Robert Mccoy — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Baltimore, Maryland
Our Model Tree links this Robert Mccoy across the 1930 and 1940 US Censuses in Baltimore, Maryland (XGBoost, ~Confirmed) — first a son (b.~1910), then head of a 13-person household.
Age 20
b. ~1910
Male
Son
Born: Maryland
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Baltimore, Maryland |
| Surname | McCoy |
| Given Name | Robert E. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Additional Details | |
| Occupation | Bell Hop |
| Industry | Hotel |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Bell Hop |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1910 |
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.
13 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Agnes Mccoy | Daughter | — | 11 | ~1919 |
| Alice Price | Other | — | 20 | ~1910 |
| Dorothy Mccoy | Daughter | — | 2 | ~1928 |
| Robert Mccoy | Son | — | 20 | ~1910 |
| Estelle Mccoy | Spouse | — | 37 | ~1893 |
| Robert Mccoy | Head | — | 44 | ~1886 |
| Clarence Price | Other | — | 23 | ~1907 |
| Mildred Mccoy | Daughter | — | 11 | ~1919 |
| Elmer Mccoy | Son | — | 15 | ~1915 |
| Morris Mccoy | Son | — | 14 | ~1916 |
| Elsie Mccoy | Daughter | — | 5 | ~1925 |
| Alice Mccoy | Daughter | — | 7 | ~1923 |
| Clarence Price | Other | — | 2 | ~1928 |
Census Appearances
1930
Baltimore, Maryland
Son, age 20
Baltimore, Maryland · implied b. ~1910 — 13 household members
| Surname | McCoy |
| Given Name | Robert E. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Bell Hop |
| Industry | Hotel |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Head, age 30
Baltimore-City-County, Maryland · implied b. ~1910 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McKoy |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Occupation | BREAD BAKER |
| Industry | BAKERY |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1100 |
| Highest Grade | H 8 |
| 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 Robert Mccoy across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Mccoy
Son · 1930 · age 20 · b. ~1910 · Maryland
★ You are viewing this record
Sibling
Dorothy Mccoy
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elmer Mccoy
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Agnes Mccoy
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Mccoy
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elsie Mccoy
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Morris Mccoy
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Mccoy
Sibling · 1930 · age 7
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
1930 US Federal Census — Baltimore, Maryland
Open full size
1930 US Federal Census — Baltimore, Maryland
Page Contents
50 people indexed on this census page (ia:1930:15thcensus854unit:0663)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Katherine Dushko | 32 | Wife | — | Maryland |
| 2 | Joseph Dushko | 3 | Son | — | Virginia |
| 3 | John Dushko | 0 | Son | — | North Ireland |
| 4 | Mary E. Reynolds | 52 | Head | Mechanic | Free State |
| 5 | Thomas Reynolds | 22 | Son | Truck Driver | Maryland |
| 6 | Francis Reynolds | 19 | Boarder | — | Maryland |
| 7 | Harry F. Barlow | 30 | Head | Mechanic | Maryland |
| 8 | Miriam Barlow | 31 | Wife | Inspector | Maryland |
| 9 | Harry L. Barlow | 9 | Son | Mechanic | Maryland |
| 10 | Charles Barlow | 5 | Son | Stringer | Maryland |
| 11 | Harry L. Barlow | 3 | Son | Picker | Maryland |
| 12 | James Barlow | 2 | Son | — | Maryland |
| 13 | John | 20 | Boarder | — | South Carolina |
| 14 | Mary | 20 | Boarder | Mechanic | Germany |
| 15 | Lumber | 2 | Boarder | Die Maker | Maryland |
| 16 | Mary | 42 | Head | — | Maryland |
| 17 | George | 24 | Son | Draftsman | Maryland |
| 18 | Robert | 14 | Son | Clerk | Maryland |
| 19 | Mary E. | 50 | Sister | Seamstress | Maryland |
| 20 | William | 21 | Boarder | Clerk | Maryland |
| 21 | Mary | 50 | Boarder | Seamstress | Maryland |
| 22 | John Morgan | 32 | Head | Truck Driver | Maryland |
| 23 | Margaret Morgan | 22 | Wife | — | Maryland |
| 24 | Charles Potter | 28 | Boarder | Chauffeur | Maryland |
| 25 | John E. Thomas | 34 | Head | Barber | Maryland |
| 26 | Jennie Thomas | 27 | Wife | Maid | Pennsylvania |
| 27 | Nellie R. Gorman | 53 | Head | Maid | Pennsylvania |
| 28 | Mary Schmidt | 42 | Head | Sales Lady | Maryland |
| 29 | Joseph Schmidt | 30 | Boarder | Mechanic | Maryland |
| 30 | Wm. Lehman | 67 | Boarder | Carpenter | Pennsylvania |
| 31 | Winfield Delion | 39 | Boarder | Salesman | Maryland |
| 32 | Gertie | 27 | Head | — | Maryland |
| 33 | Wilbert L. | 2 | Son | — | Maryland |
| 34 | Wilbert L. | 6 | Son | — | Maryland |
| 35 | Robert E. Mccoy | 44 | Head | Junior | Maryland |
| 36 | Estelle L. Mccoy | 37 | Wife | — | Maryland |
| 37 | Robert E. Jr. Mccoy THIS PERSON | 20 | Son | Bell Hop | Maryland |
| 38 | Elmer Mccoy | 15 | Son | — | Maryland |
| 39 | Morris Mccoy | 14 | Son | — | Maryland |
| 40 | Mildred L. Mccoy | 11 | Daughter | — | Maryland |
| 41 | Agnes M. Mccoy | 11 | Daughter | — | Maryland |
| 42 | Elsie J. Mccoy | 5 | Daughter | — | Maryland |
| 43 | Alice J. Mccoy | 7 | Daughter | — | Maryland |
| 44 | Dorothy E. Mccoy | 2 | Daughter | — | Maryland |
| 45 | Clarence Price | 23 | Boarder | Elevator Operator | Maryland |
| 46 | Alice Price | 20 | Boarder | Waitress | Virginia |
| 47 | Clarence Price | 2 | Boarder | Elevator Operator | Maryland |
| 48 | Robert W. Kneeland | 44 | Head | Salesman | Maryland |
| 49 | Rose B. Kneeland | 43 | Wife | Saleslady | Maryland |
| 50 | Ruth Kneeland | 40 | Sister | — | Maryland |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)