JL
Joseph Lynch — 1930 US Census Record
Model Tree available1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Joseph Lynch across the 1900, 1910, 1920 and 1930 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed), with identified parents John & Mary — first a son (b.~1900), then head of a 27-person household.
Age 30
b. ~1900
Male
Son
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Lynch |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Cambridge City |
| Est. Birth Year | ~1900 |
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.
27 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Joseph | Age | Birth yr |
|---|---|---|---|---|
| Agnes Lynch | Daughter | — | 36 | ~1894 |
| Gertrude Lynch | Daughter | — | 28 | ~1902 |
| Margaret Lynch | Daughter | — | 18 | ~1912 |
| Theresa Lynch | Daughter | — | 14 | ~1916 |
| Alice Lynch | Daughter | — | 22 | ~1908 |
| Catherine Lynch | Daughter | — | 16 | ~1914 |
| Helen Lynch | Daughter | — | 20 | ~1910 |
| Annie Lynch | Daughter | — | 34 | ~1896 |
| Mary Lynch | Daughter | — | 24 | ~1906 |
| Rita Lynch | Daughter | — | 12 | ~1918 |
| Dorothy Lynch | Daughter | — | 10 | ~1920 |
| John Lynch | Head | — | 72 | ~1858 |
| Mary Lynch | Other | — | 92 | ~1838 |
| Annie Lynch | Other | — | 65 | ~1865 |
| Margaret Lynch | Other | — | 60 | ~1870 |
| John Lynch | Son | — | 41 | ~1889 |
| Leo Lynch | Son | — | 26 | ~1904 |
| Lawrence Lynch | Son | — | ~1930 | |
| Joseph Lynch | Son | — | 30 | ~1900 |
| Edward Lynch | Son | — | 38 | ~1892 |
| Gerald Lynch | Son | — | 1 | ~1929 |
| Donald Lynch | Son | — | 2 | ~1928 |
| Robert Lynch | Son | — | 8 | ~1922 |
| Francis Lynch | Son | — | 32 | ~1898 |
| Paul Lynch | Son | — | 4 | ~1926 |
| Richard Lynch | Son | — | 6 | ~1924 |
| Mary Lynch | Spouse | — | 68 | ~1862 |
Census Appearances
1900
Middlesex, Massachusetts
Son, age 1
Middlesex, Massachusetts · implied b. ~1899 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lynch |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Birth Month | Dec |
| Birth Year | 1899 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1910
Middlesex, Massachusetts
Son, age 10
Middlesex, Massachusetts · implied b. ~1900 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lynch |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Middlesex, Massachusetts
Son, age 20
Middlesex, Massachusetts · implied b. ~1900 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lynch |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Auto maker |
| Industry | Auto Shop |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Son, age 30
Middlesex, Massachusetts · implied b. ~1900 — 27 household members
| Surname | Lynch |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | 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 Joseph Lynch across 4 US Census years (1900, 1910, 1920 and 1930) in Middlesex, Massachusetts, using XGBoost record linkage. Identified parents: father John Lynch (~0.92 confidence) and mother Mary Lynch (~0.92 confidence) and mother Rose Lynch (~0.92 confidence) and father John Lynch (~0.92 confidence) and father John Lynch (~0.92 confidence) and father John Lynch (~0.92 confidence) and mother Hannah Lynch (~0.92 confidence). The pedigree spans 1 generation with 7 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Lynch
b. ~1858
Source father
● Household
· direct · ~0.92
Mother
Mary Lynch
b. ~1862
Source mother
● Household
· direct · ~0.92
Mother
Rose Lynch
b. ~1863
Source mother
● Household
· direct · ~0.92
Father
John Lynch
b. ~1865
Source father
● Household
· direct · ~0.92
Father
John Lynch
b. ~1865
Source father
● Household
· direct · ~0.92
Father
John Lynch
b. ~1867
Source father
● Household
· direct · ~0.92
Mother
Hannah Lynch
b. ~1871
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Joseph Lynch
Son · 1930 · age 30 · b. ~1900 · Massachusetts
★ You are viewing this record
Sibling
Francis Lynch
Sibling · 1930 · age 32
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Lynch
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Lynch
Sibling · 1930 · age 41
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Lynch
Sibling · 1930 · age 38
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Lynch
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Lynch
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Lynch
Sibling · 1930 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Lynch
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Theresa Lynch
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rita Lynch
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Lynch
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leo Lynch
Sibling · 1930 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Annie Lynch
Sibling · 1930 · age 34
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Lynch
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Lynch
Sibling · 1930 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gertrude Lynch
Sibling · 1930 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gerald Lynch
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Lynch
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Lynch
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lawrence Lynch
Sibling · 1930 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Agnes Lynch
Sibling · 1930 · age 36
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:1930:15thcensuspopula917unit:0018)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mary A Mcpartland | 56 | Head | — | Massachusetts |
| 2 | Mary E Mcpartland | 28 | Daughter | Stenographer | Massachusetts |
| 3 | Alice M Mcpartland | 26 | Daughter | Bookkeeper | Massachusetts |
| 4 | Raymond J Mcpartland | 22 | Son | Clerk | Massachusetts |
| 5 | Donald J Mcpartland | 17 | Son | — | Massachusetts |
| 6 | Margie Mcpartland | 14 | Daughter | — | Massachusetts |
| 7 | Thomas A Canning | 65 | Head | — | Massachusetts |
| 8 | Mary E Canning | 65 | Wife | — | Massachusetts |
| 9 | Thomas J Canning | 38 | Son | Clerk | Massachusetts |
| 10 | Mary E Canning | 37 | Daughter | Clerk | Massachusetts |
| 11 | Alice M Canning | 33 | Daughter | Clerk | Massachusetts |
| 12 | Helen G Canning | 31 | Daughter | Clerk | Massachusetts |
| 13 | William J Canning | 27 | Son | Clerk | Massachusetts |
| 14 | Francis J Canning | 25 | Son | Clerk | Massachusetts |
| 15 | Joseph A Canning | 23 | Son | — | Massachusetts |
| 16 | Edward J Canning | 20 | Son | — | Massachusetts |
| 17 | Gertrude Canning | 18 | Daughter | — | Massachusetts |
| 18 | Leo Canning | 15 | Son | — | Massachusetts |
| 19 | John Welch | 34 | Head | Clerk | Massachusetts |
| 20 | Mary Welch | 32 | Wife | — | Massachusetts |
| 21 | John Jr Welch | 6 | Son | — | Massachusetts |
| 22 | Mary Welch | 4 | Daughter | — | Massachusetts |
| 23 | William Welch | 2 | Son | — | Massachusetts |
| 24 | John Lynch | 72 | Head | — | Ireland |
| 25 | Mary Lynch | 68 | Wife | — | Ireland |
| 26 | John Jr Lynch | 41 | Son | — | Massachusetts |
| 27 | Edward Lynch | 38 | Son | — | Massachusetts |
| 28 | Agnes Lynch | 36 | Daughter | — | Massachusetts |
| 29 | Annie Lynch | 34 | Daughter | — | Massachusetts |
| 30 | Francis Lynch | 32 | Son | — | Massachusetts |
| 31 | Joseph Lynch THIS PERSON | 30 | Son | — | Massachusetts |
| 32 | Gertrude Lynch | 28 | Daughter | — | Massachusetts |
| 33 | Leo Lynch | 26 | Son | — | Massachusetts |
| 34 | Mary Lynch | 24 | Daughter | — | Massachusetts |
| 35 | Alice Lynch | 22 | Daughter | — | Massachusetts |
| 36 | Helen Lynch | 20 | Daughter | — | Massachusetts |
| 37 | Margaret Lynch | 18 | Daughter | — | Massachusetts |
| 38 | Catherine Lynch | 16 | Daughter | — | Massachusetts |
| 39 | Theresa Lynch | 14 | Daughter | — | Massachusetts |
| 40 | Rita Lynch | 12 | Daughter | — | Massachusetts |
| 41 | Dorothy Lynch | 10 | Daughter | — | Massachusetts |
| 42 | Robert Lynch | 8 | Son | — | Massachusetts |
| 43 | Richard Lynch | 6 | Son | — | Massachusetts |
| 44 | Paul Lynch | 4 | Son | — | Massachusetts |
| 45 | Donald Lynch | 2 | Son | — | Massachusetts |
| 46 | Gerald Lynch | 1 | Son | — | Massachusetts |
| 47 | Lawrence Lynch | 0 | Son | — | Massachusetts |
| 48 | Mary Lynch | 92 | Mother | — | Ireland |
| 49 | Annie Lynch | 65 | Sister | — | Ireland |
| 50 | Margaret Lynch | 60 | Sister | — | Ireland |
Related Census Records
Pedigree Summary
Joseph + 21 siblings
Gen 1 · 7 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)