JL
John Leonard — 1930 US Census Record
Model Tree available1930 United States Federal Census · Bristol, Massachusetts
Our Model Tree links this John Leonard across the 1910, 1920 and 1930 US Censuses in Bristol, Massachusetts (XGBoost, ~Confirmed), with identified parents Margaret & Margaret — first a son (b.~1889), then head of a 4-person household.
Age 41
b. ~1889
Male
Son
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Bristol, Massachusetts |
| Surname | Leonard |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Northern Ireland |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Somerset Village |
| Est. Birth Year | ~1889 |
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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Esther Leonard | Daughter | — | 32 | ~1898 |
| Peter Leonard | Head | — | 66 | ~1864 |
| John Leonard | Son | — | 41 | ~1889 |
| Michael Leonard | Son | — | 40 | ~1890 |
Census Appearances
1910
Bristol, Massachusetts
Other, age 21
Bristol, Massachusetts · implied b. ~1889 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Leonard |
| Given Name | John |
| Relationship to Head | Grand Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Moulder |
| Industry | Foundry |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Bristol, Massachusetts
Other, age 31
Bristol, Massachusetts · implied b. ~1889 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Leonard |
| Given Name | John H. |
| Relationship to Head | Grandson |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Moulder |
| Industry | Iron Foundry |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Bristol, Massachusetts
Son, age 41
Bristol, Massachusetts · implied b. ~1889 — 4 household members
| Surname | Leonard |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Northern Ireland |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 Leonard across 3 US Census years (1910, 1920 and 1930) in Bristol, Massachusetts, using XGBoost record linkage. Identified parents: mother Margaret Leonard (~0.83 confidence) and mother Margaret Leonard (~0.83 confidence) and father Peter Leonard (~0.92 confidence). The pedigree spans 2 generations with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.86
Mother
Margaret Leonard
b. ~1840
Source father>mother
● Household
· direct · ~0.83
Mother
Margaret Leonard
b. ~1845
Source father>mother
● Household
· direct · ~0.83
Father
Peter Leonard
b. ~1864
Source father
● Household
· direct · ~0.92
This person
Anchor record
John Leonard
Son · 1930 · age 41 · b. ~1889 · Massachusetts
★ You are viewing this record
Sibling
Michael Leonard
Sibling · 1930 · age 40
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Esther Leonard
Sibling · 1930 · age 32
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 — Bristol, Massachusetts
Open full size
1930 US Federal Census — Bristol, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel893:0498)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Marilla Masse | 39 | Wife-H | — | Massachusetts |
| 52 | Evelia M. Masse | 15 | Daughter | — | Massachusetts |
| 53 | Irene L. Masse | 12 | Daughter | — | Massachusetts |
| 54 | Ernest A. Masse | 12 | Son | — | Massachusetts |
| 55 | Elmer J. Masse | 10 | Son | — | Massachusetts |
| 56 | Lucille Masse | 6 | Daughter | — | Massachusetts |
| 57 | William Masse | 52 | Brother | Laborer | Canada-French |
| 58 | Albert W. Masse | 9 | Nephew | — | Massachusetts |
| 59 | Arapas Sanay | 68 | Father-in-law | Elevator Man | New Hampshire |
| 60 | Matilda Sanay | 65 | Mother-in-law | — | Canada-French |
| 61 | Eva Sanay | 37 | Sister-in-law | — | Massachusetts |
| 62 | Joseph E. Mendes | 33 | Head | Carpenter | Portugal |
| 63 | Evangeline A. Mendes | 30 | Wife-H | — | Portugal |
| 64 | Evangirinda P. Mendes | 8 | Daughter | — | Rhode Island |
| 65 | Herbert E. Mendes | 6 | Son | — | Massachusetts |
| 66 | Joseph C. Mendes | 5 | Son | — | Massachusetts |
| 67 | Valentina C. Mendes | 1 | Daughter | — | Massachusetts |
| 68 | Wallace E. Blake | 65 | Head | Bridge Carpenter | Massachusetts |
| 69 | Elizabeth R. Blake | 55 | Wife-H | — | Massachusetts |
| 70 | Peter F. Leonard | 66 | Head | — | Massachusetts |
| 71 | John Leonard THIS PERSON | 41 | Son | — | Massachusetts |
| 72 | Michael Leonard | 40 | Son | Retail Clerk | Massachusetts |
| 73 | Esther Leonard | 32 | Daughter | — | Massachusetts |
| 74 | John J. Murphy | 63 | Head | — | Massachusetts |
| 75 | Margaret E. Murphy | 57 | Wife-H | — | Massachusetts |
| 76 | Thomas W. Murphy | 23 | Son | Gas Fitter | Massachusetts |
| 77 | Edward F. Murphy | 21 | Son | Lineman | Massachusetts |
| 78 | Mary A. Murphy | 18 | Daughter | Maid | Massachusetts |
| 79 | Manuel P. Benevides | 49 | Head | Farmer | Azores |
| 80 | Mary Benevides | 41 | Wife-H | — | Azores |
| 81 | Joseph Benevides | 17 | Son | — | Massachusetts |
| 82 | Annie Benevides | 15 | Daughter | — | Massachusetts |
| 83 | John Benevides | 14 | Son | — | Massachusetts |
| 84 | Elsie Benevides | 8 | Daughter | — | Massachusetts |
| 85 | Dorothy Benevides | 5 | Daughter | — | Massachusetts |
| 86 | Manuel P. Jr. Benevides | 25 | Son | Retail Merchant | Massachusetts |
| 87 | Mary J. Benevides | 25 | Daughter-in-law | — | Azores |
| 88 | George H. H. Hood | 55 | Head | Foreman | Massachusetts |
| 89 | Hattie R. Hood | 54 | Wife-H | — | Maine |
| 90 | Alvin C. Sherman | 65 | Head | Machinist | Massachusetts |
| 91 | Jennie P. Sherman | 63 | Wife-H | — | Rhode Island |
| 92 | Everett B. Sherman | 31 | Son | Auto Mechanic | Massachusetts |
| 93 | Rachel Sherman | 33 | Wife-H | — | Massachusetts |
| 94 | Richard Sherman | 13 | Son | — | Massachusetts |
| 95 | Edward Lynch | 69 | Head | Janitor | Massachusetts |
| 96 | Mary E. Lynch | 62 | Wife-H | — | Massachusetts |
| 97 | Mary E. Lynch | 36 | Daughter | Book-Keeper | Massachusetts |
| 98 | Patrick Mccarthy | 65 | Head | Agent | Massachusetts |
| 99 | Francis J. Mccarthy | 27 | Son | Electrician | Massachusetts |
| 100 | Charles A. Mason | 56 | Head | Agent | Massachusetts |
Pedigree Summary
John + 2 siblings
Gen 1 · 1 parents
~0.92
Gen 2 · 2 grandparents
~0.83
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)