JL
John Lutz — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Baltimore, Maryland
Our Model Tree links this John Lutz across the 1930 and 1940 US Censuses in Baltimore, Maryland (XGBoost, ~Confirmed) — first a son (b.~1917), then head of a 10-person household.
Age 13
b. ~1917
Male
Son
Born: Maryland
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Baltimore, Maryland |
| Surname | Lutz |
| Given Name | John J |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1917 |
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.
10 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Ruth Lutz | Daughter | — | 9 | ~1921 |
| Dorothy Lutz | Daughter | — | 6 | ~1924 |
| Lillian Lutz | Daughter | — | 15 | ~1915 |
| Mildred Lutz | Daughter | — | 19 | ~1911 |
| Louis Lutz | Head | — | 48 | ~1882 |
| Louis Lutz | Son | — | 21 | ~1909 |
| William Lutz | Son | — | 17 | ~1913 |
| John Lutz | Son | — | 13 | ~1917 |
| Robert Lutz | Son | — | 11 | ~1919 |
| Pearl Lutz | Spouse | — | 34 | ~1896 |
Census Appearances
1930
Baltimore, Maryland
Son, age 13
Baltimore, Maryland · implied b. ~1917 — 10 household members
| Surname | Lutz |
| Given Name | John J |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Maryland |
| 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
Head, age 23
Baltimore-City-County, Maryland · implied b. ~1917 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Loetz |
| Given Name | John H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Occupation | Riviter |
| Industry | Dry Docks |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 398 |
| Highest Grade | G-8 |
| 1935 Residence | Same house |
| 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 Lutz across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Lutz
Son · 1930 · age 13 · b. ~1917 · Maryland
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Sibling
Ruth Lutz
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Lutz
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Lutz
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Louis Lutz
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lillian Lutz
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Lutz
Sibling · 1930 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Lutz
Sibling · 1930 · age 11
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:1930:15thcensus863unit:1072)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Louis Lutz | 48 | Head | Salesman | Maryland |
| 52 | Pearl E Lutz | 34 | Wife | — | Maryland |
| 53 | Louis E Lutz | 21 | Son | Clerk | Maryland |
| 54 | Mildred M Lutz | 19 | Daughter | Stenographer | Maryland |
| 55 | William H Lutz | 17 | Son | — | Maryland |
| 56 | Lillian M Lutz | 15 | Daughter | — | Maryland |
| 57 | John J Lutz THIS PERSON | 13 | Son | — | Maryland |
| 58 | Robert L Lutz | 11 | Son | — | Maryland |
| 59 | Ruth E Lutz | 9 | Daughter | — | Maryland |
| 60 | Dorothy A Lutz | 6 | Daughter | — | Maryland |
| 61 | Frank J Kuhn | 47 | Head | Machinist | Maryland |
| 62 | Emma S Kuhn | 43 | Wife | — | Maryland |
| 63 | Audrey Kuhn | 17 | Daughter | — | Maryland |
| 64 | Beryl Johnson | 21 | Daughter | — | Maryland |
| 65 | Olena Johnson | 1 | Granddaughter | — | Maryland |
| 66 | John Ford | 71 | Father-in-law | — | Maryland |
| 67 | John Ford | 38 | Brother-in-law | Laborer | Maryland |
| 68 | George Cook | 44 | Head | Laborer | Maryland |
| 69 | Mary Cook | 44 | Wife | — | Maryland |
| 70 | George Cook | 17 | Son | — | Maryland |
| 71 | Evelyn Cook | 12 | Daughter | — | Maryland |
| 72 | William S Ayres | 54 | Head | Laborer | Maryland |
| 73 | Catherine M Ayres | 51 | Wife | — | Maryland |
| 74 | William Dodd | 35 | Head | Laborer | Maryland |
| 75 | Margaret Dodd | 32 | Wife | — | Maryland |
| 76 | William Dodd | 11 | Son | — | Maryland |
| 77 | Catherine Dodd | 5 | Daughter | — | Maryland |
| 78 | Catherine Radacke | 48 | Head | — | Maryland |
| 79 | Anna Mae Radacke | 27 | Daughter | — | Maryland |
| 80 | Joseph Shumaker | 28 | Head | Laborer | Maryland |
| 81 | Martha Shumaker | 26 | Wife | — | Maryland |
| 82 | Howard Shumaker | 6 | Son | — | Maryland |
| 83 | George H Carter | 27 | Head | Laborer | Maryland |
| 84 | Hazel M Carter | 23 | Wife | — | Maryland |
| 85 | George H Carter | 2 | Son | — | Maryland |
| 86 | John M Miller | 61 | Head | Laborer | Maryland |
| 87 | Mary E Miller | 58 | Wife | — | Maryland |
| 88 | Mary J Hubert | 35 | Daughter | — | Maryland |
| 89 | John Hubert | 35 | Son-in-law | Laborer | Maryland |
| 90 | John Hubert | 7 | Grandson | — | Maryland |
| 91 | Mary Hubert | 2 | Granddaughter | — | Maryland |
| 92 | Charles E Smith | 49 | Head | Laborer | Maryland |
| 93 | Emma B Smith | 54 | Wife | — | Maryland |
| 94 | William Jenisch | 31 | Step-son | Laborer | Maryland |
| 95 | Martha J Rodier | 53 | Sister-in-law | — | Maryland |
| 96 | Louis Vogel | 38 | Head | Laborer | Maryland |
| 97 | Annie S Vogel | 58 | Wife | — | Maryland |
| 98 | Irene Bullinger | 41 | Step-daughter | — | Maryland |
| 99 | Irma C Bullinger | 17 | Step-granddaughter | — | Maryland |
| 100 | Luther F Bullinger | 16 | Step-grandson | Helper | 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)