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John Riley — 1930 US Census Record
Model Tree available1930 United States Federal Census · Baltimore, Maryland
Our Model Tree links this John Riley across the 1920, 1930 and 1940 US Censuses in Baltimore, Maryland (XGBoost, ~Confirmed), with identified parents Mary — first a head (b.~1893), then head of a 5-person household.
Age 37
b. ~1893
Male
Head
Born: Maryland
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Baltimore, Maryland |
| Surname | Riley |
| Given Name | John J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 31 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Virginia |
| Additional Details | |
| Occupation | Salesman |
| Industry | Grocery Marketing |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 3800 |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Salesman |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1893 |
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 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Helen Riley | Daughter | — | 12 | ~1918 |
| Alice Riley | Daughter | — | 20 | ~1910 |
| John Riley | Head | — | 37 | ~1893 |
| Bertha Riley | Other | — | 35 | ~1895 |
| Charles Riley | Son | — | 16 | ~1914 |
Census Appearances
1920
Baltimore, Maryland
Head, age 26
Baltimore, Maryland · implied b. ~1894 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Riley |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Head, age 37
Baltimore, Maryland · implied b. ~1893 — 5 household members
| Surname | Riley |
| Given Name | John J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 31 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Virginia |
| Occupation | Salesman |
| Industry | Grocery Marketing |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 3800 |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Son, age 47
Baltimore-City-County, Maryland · implied b. ~1893 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Riley |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Occupation | Laborer |
| Industry | Water-Dept |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 702 |
| Highest Grade | C-2 |
| 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 John Riley across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Mary Riley (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Mary Riley
b. ~1866
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Riley
Head · 1930 · age 37 · b. ~1893 · Maryland
★ You are viewing this record
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:1930:15thcensus853unit:0391)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Harry Long | 40 | Head | Policeman | Maryland |
| 2 | Bessie Long | 38 | Wife-H | — | Maryland |
| 3 | Harry Long | 14 | Son | — | Maryland |
| 4 | J. Raymond Ritter | 39 | Head | Chauffeur | Maryland |
| 5 | Madge Ritter | 35 | Wife-H | — | Maryland |
| 6 | Raymond Jr. Ritter | 8 | Son | — | Maryland |
| 7 | Robert Cummings | 39 | Head | Chauffeur | Virginia |
| 8 | Marian Cummings | 37 | Wife-H | — | Virginia |
| 9 | Dorothy Cummings | 16 | Daughter | — | Maryland |
| 10 | Robert Jr. Cummings | 14 | Son | — | Maryland |
| 11 | John Cummings | 8 | Son | — | Maryland |
| 12 | Joseph Kelly | 32 | Head | Handy Man | Irish Free State |
| 13 | Katherine Kelly | 32 | Wife-H | — | Irish Free State |
| 14 | Joseph Jr. Kelly | 1 | Son | — | Maryland |
| 15 | John H. Bowen | 25 | Head | Inspector | Maryland |
| 16 | Elizabeth Bowen | 27 | Wife-H | — | Pennsylvania |
| 17 | John J. Riley THIS PERSON | 37 | Head | Salesman | Maryland |
| 18 | Bertha Riley | 35 | Wife-H | — | Maryland |
| 19 | Alice Riley | 20 | Daughter | Stenographer | Maryland |
| 20 | Charles Riley | 16 | Son | — | Maryland |
| 21 | Helen Riley | 12 | Daughter | — | Maryland |
| 22 | Joseph V. Roach | 41 | Head | Engineer | Maryland |
| 23 | Florence M. Roach | 41 | Wife-H | — | Maryland |
| 24 | Elizabeth Barton | 4 | Adopted Daughter | — | Maryland |
| 25 | Walter J. Stickney | 73 | Head | Night Watchman | Maryland |
| 26 | Emma V. Stickney | 71 | Wife-H | — | Maryland |
| 27 | George W. Stickney | 45 | Son | Carpenter | Maryland |
| 28 | Alice Stickney | 45 | Daughter-in-law | — | Maryland |
| 29 | George Jr. Stickney | 5 | Grandson | — | Maryland |
| 30 | Harry E. Brown | 52 | Head | Bookkeeper | Maryland |
| 31 | Lottie Brown | 47 | Wife-H | — | Maryland |
| 32 | Thelma Brown | 25 | Daughter | — | Maryland |
| 33 | Dolores Brown | 23 | Daughter | — | Maryland |
| 34 | Myrtle B. Brown | 21 | Daughter | Typist | Maryland |
| 35 | William E. Stang | 57 | Head | Electrician | Maryland |
| 36 | Bertha E. Stang | 50 | Wife-H | — | Maryland |
| 37 | Marie V. Stang | 30 | Daughter | Hardware | Maryland |
| 38 | Melvin V. Stang | 22 | Son | Machinist | Maryland |
| 39 | Ruby M. Stang | 18 | Daughter | Stenographer | Maryland |
| 40 | Charles R. Stang | 16 | Son | — | Maryland |
| 41 | Harry Lowery | 55 | Head | Maintenance | Maryland |
| 42 | Mary Lowery | 57 | Wife-H | — | Maryland |
| 43 | Frank Engleman | 51 | Head | Body Builder | Maryland |
| 44 | Anna Engleman | 51 | Wife-H | — | Maryland |
| 45 | Gertrude Engleman | 22 | Daughter | — | Maryland |
| 46 | Mary Engleman | 72 | Mother | — | Maryland |
| 47 | Frank Love | 55 | Head | Truckman | Maryland |
| 48 | Edith Love | 54 | Wife-H | Office Clerk | Maryland |
| 49 | Julius Drost | 55 | Head | Baker | Germany |
| 50 | Katherine Drost | 53 | Wife-H | — | Germany |
Pedigree Summary
John
Gen 1 · 1 parents
~0.92
Max depth 4 (1900–1950 window)
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)