JL
James Lawson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this James Lawson across the 1910, 1920 and 1930 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed), with identified parents James & James — first a son (b.~1908), then head of a 5-person household.
Age 22
b. ~1908
Male
Son
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Lawson |
| Given Name | James G. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Occupation | Cutter |
| Industry | Rubber Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Cutter |
| Township / Ward | Cambridge City |
| Est. Birth Year | ~1908 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| Florence Lawson | Daughter | — | 10 | ~1920 |
| James Lawson | Head | — | 56 | ~1874 |
| Mary Lawson | Other | — | 52 | ~1878 |
| Chester Lawson | Son | — | 18 | ~1912 |
| James Lawson | Son | — | 22 | ~1908 |
Census Appearances
1910
Middlesex, Massachusetts
Son, age 3
Middlesex, Massachusetts · implied b. ~1907 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lawson |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Middlesex, Massachusetts
Son, age 13
Middlesex, Massachusetts · implied b. ~1907 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lawson |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Son, age 22
Middlesex, Massachusetts · implied b. ~1908 — 5 household members
| Surname | Lawson |
| Given Name | James G. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Cutter |
| Industry | Rubber Factory |
| Class of Worker | W |
| 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 James Lawson across 3 US Census years (1910, 1920 and 1930) in Middlesex, Massachusetts, using XGBoost record linkage. Identified parents: father James Lawson (~0.92 confidence) and father James Lawson (~0.92 confidence) and mother Mary Lawson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Lawson
b. ~1874
Source father
● Household
· direct · ~0.92
Father
James Lawson
b. ~1874
Source father
● Household
· direct · ~0.92
Mother
Mary Lawson
b. ~1881
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Lawson
Son · 1930 · age 22 · b. ~1908 · Massachusetts
★ You are viewing this record
Sibling
Chester Lawson
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Florence Lawson
Sibling · 1930 · age 10
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 — Middlesex, Massachusetts
Open full size
1930 US Federal Census — Middlesex, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel915:0377)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Manuel Ferreira | 47 | Head | Laborer | Azores |
| 2 | Hilda Ferreira | 42 | Wife-H | — | Azores |
| 3 | John Ferreira | 9 | Son | — | Massachusetts |
| 4 | George Budra | 33 | Head | Chauffeur | Lithuania |
| 5 | Julia Budra | 25 | Wife-H | — | Massachusetts |
| 6 | Walter Budra | 4 | Son | — | Massachusetts |
| 7 | Joseph Budra | 2 | Son | — | Massachusetts |
| 8 | Anthony Mederios | 30 | Head | Chauffeur | Portugal |
| 9 | Mary Mederios | 28 | Wife-H | — | Portugal |
| 10 | Edgar Mederios | 11 | Son | — | Massachusetts |
| 11 | Richard Mederios | 6 | Son | — | Massachusetts |
| 12 | Robert Mederios | 4 | Son | — | Massachusetts |
| 13 | James F. Lawson | 56 | Head | Laborer | Massachusetts |
| 14 | Mary Lawson | 52 | Wife-H | — | Massachusetts |
| 15 | James G. Lawson THIS PERSON | 22 | Son | Cutter | Massachusetts |
| 16 | Chester G. Lawson | 18 | Son | — | Massachusetts |
| 17 | Florence Lawson | 10 | Daughter | — | Massachusetts |
| 18 | Bernard L. Leroy | 28 | Head | — | Massachusetts |
| 19 | Mary Leroy | 25 | Wife-H | — | New Hampshire |
| 20 | Mary E. Leroy | 5 | Daughter | — | Massachusetts |
| 21 | Bernard Leroy | 3 | Son | — | Massachusetts |
| 22 | Manuel Rebesa | 31 | Head | Baker | Portugal |
| 23 | Mary J. Rebesa | 24 | Wife-H | — | Rhode Island |
| 24 | Manuel Rebesa | 6 | Son | — | Rhode Island |
| 25 | Alice Rebesa | 5 | Daughter | — | Rhode Island |
| 26 | Anthony Rebesa | 3 | Son | — | Rhode Island |
| 27 | Frank Souza | 36 | Head | Coat Maker | Portugal |
| 28 | Emily Souza | 35 | Wife-H | — | Portugal |
| 29 | Arabella Souza | 10 | Daughter | — | Portugal |
| 30 | Alice Souza | 8 | Daughter | — | Massachusetts |
| 31 | John Fernandes | 47 | Head | Coat Maker | Portugal |
| 32 | Josephine Fernandes | 42 | Wife-H | — | Portugal |
| 33 | John M. Fernandes | 16 | Son | — | Massachusetts |
| 34 | Gabriella Fernandes | 15 | Daughter | — | Massachusetts |
| 35 | Valentine Fernandes | 11 | Daughter | — | Massachusetts |
| 36 | Manuel Costa | 40 | Head | Cabinet Maker | Azores |
| 37 | Elsie Costa | 35 | Wife-H | — | Azores |
| 38 | Joseph Costa | 15 | Son | — | Azores |
| 39 | Joseph Curt | 35 | Head | Salesman | Azores |
| 40 | Anne Curt | 29 | Wife-H | Stitcher | Massachusetts |
| 41 | John Duarte | 49 | Head | Trimmer | Portugal |
| 42 | Carolina Duarte | 43 | Wife-H | — | Portugal |
| 43 | Armand Duarte | 14 | Son | — | Portugal |
| 44 | Alice Duarte | 11 | Daughter | — | Portugal |
| 45 | John Jr. Duarte | 6 | Son | — | Portugal |
| 46 | William J. Foy | 52 | Head | Laborer | Ireland |
| 47 | Minnie Foy | 50 | Wife-H | — | Irish Free State |
| 48 | William J. Foy | 15 | Son | — | Massachusetts |
| 49 | George H. Foy | 13 | Son | — | Massachusetts |
| 50 | Mary Habib | 23 | Voice | Stitcher | Massachusetts |
Pedigree Summary
James + 2 siblings
Gen 1 · 3 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)