PL
Patrick Lynch — 1930 US Census Record
Model Tree available1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Patrick Lynch across the 1910, 1920 and 1930 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed), with identified parents Catherine — first a head (b.~1875), then head of a 4-person household.
Age 55
b. ~1875
Male
Head
Born: Massachusetts
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Lynch |
| Given Name | Patrick T |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 25 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | pugilist |
| Industry | boxing |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 35 |
| Radio Set | R |
| Veteran | No |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Pugilist |
| Township / Ward | Lowell City Of |
| Est. Birth Year | ~1875 |
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 Patrick | Age | Birth yr |
|---|---|---|---|---|
| Cornelius Lynch | Son | — | 20 | ~1910 |
| Barbara Lynch | Daughter | — | 13 | ~1917 |
| Patrick Lynch | Head | — | 55 | ~1875 |
| Catherine Lynch | Other | — | 46 | ~1884 |
Census Appearances
1910
Middlesex, Massachusetts
Son, age 37
Middlesex, Massachusetts · implied b. ~1873 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lynch |
| Given Name | Patrick J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| 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
Head, age 47
Middlesex, Massachusetts · implied b. ~1873 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lynch |
| Given Name | Patrick J |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Machinist |
| Industry | Rubber Factory |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Head, age 55
Middlesex, Massachusetts · implied b. ~1875 — 4 household members
| Surname | Lynch |
| Given Name | Patrick T |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 25 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Ireland |
| Occupation | pugilist |
| Industry | boxing |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 35 |
| Radio Set | R |
| Veteran | No |
| 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 Patrick Lynch across 3 US Census years (1910, 1920 and 1930) in Middlesex, Massachusetts, using XGBoost record linkage. Identified parents: mother Catherine Lynch (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Catherine Lynch
b. ~1851
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Patrick Lynch
Head · 1930 · age 55 · b. ~1875 · Massachusetts
★ 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 — Middlesex, Massachusetts
Open full size
1930 US Federal Census — Middlesex, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel921:0657)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Yvonne M Boule | 28 | daughter | Bookkeeper | Massachusetts |
| 2 | Irene Boule | 23 | daughter | Inspector | Massachusetts |
| 3 | Albert Boule | 20 | son | Shoe Puller | Massachusetts |
| 4 | Annette Boule | 16 | daughter | None | Massachusetts |
| 5 | Patrick T Lynch THIS PERSON | 55 | Head | Pugilist | Massachusetts |
| 6 | Catherine F Lynch | 46 | wife-H | None | Massachusetts |
| 7 | Cornelius P Lynch | 20 | son | Linesman | Massachusetts |
| 8 | Barbara U Lynch | 13 | daughter | None | Massachusetts |
| 9 | Edward J Walsh | 57 | Head | Fireman | Massachusetts |
| 10 | Lloyd E Mcleod | 15 | nephew | None | Massachusetts |
| 11 | Archie J Geoffroy | 40 | Head | Machinist | Canada French |
| 12 | Eva V Geoffroy | 34 | wife-H | None | Massachusetts |
| 13 | Beatrice P Geoffroy | 7 | daughter | None | Massachusetts |
| 14 | Ruth L Geoffroy | 5 | daughter | None | Massachusetts |
| 15 | Benjamin Geoffroy | 5 | son | None | Massachusetts |
| 16 | Wilfred Geoffroy | 74 | father | None | Canada French |
| 17 | Frank H Dunn | 51 | Head | Fireman | Maine |
| 18 | Bertha J Dunn | 48 | wife-H | Looper | New York |
| 19 | Katherine Dunn | 56 | sister | Folder | Massachusetts |
| 20 | James H Mccormack | 57 | Head | Plumber | Ireland |
| 21 | Sarah E Mccormack | 45 | wife-H | None | Massachusetts |
| 22 | Sarah E Mccormack | 10 | daughter | None | Massachusetts |
| 23 | Alvah F Berry | 37 | Head | Chauffeur | Maine |
| 24 | Madam P Berry | 34 | wife-H | Special Operator | Massachusetts |
| 25 | Doris Berry | 8 | daughter | None | Massachusetts |
| 26 | Virginia Berry | 1 | daughter | None | Massachusetts |
| 27 | Nicholas Contopoulos | 55 | Head | Teacher | Greece |
| 28 | Amelia M Contopoulos | 53 | wife-H | None | Canada French |
| 29 | Demosthenes Contopoulos | 26 | Bank | Clerk | Massachusetts |
| 30 | Catherine S Contopoulos | 23 | daughter | Stenographer | Massachusetts |
| 31 | Leonidas Contopoulos | 21 | son | Clerk | Massachusetts |
| 32 | George Contopoulos | 12 | son | None | Massachusetts |
| 33 | Jeanette Contopoulos | 14 | daughter | None | Massachusetts |
| 34 | Louis Landry | 41 | Head | Dressmaker | Massachusetts |
| 35 | Louis H Landry | 17 | son | None | Massachusetts |
| 36 | Estelle M Landry | 16 | daughter | None | Massachusetts |
| 37 | Hector J Landry | 14 | son | None | Massachusetts |
| 38 | Frank J Harrington | 50 | Head | Yard Master | Massachusetts |
| 39 | Alice M Harrington | 50 | wife-H | None | Canada English |
| 40 | Grace V Harrington | 25 | daughter | Stitcher | Massachusetts |
| 41 | Harold F Harrington | 22 | son | Shell Maker | Massachusetts |
| 42 | John J Harrington | 19 | son | Delivery Man | Massachusetts |
| 43 | Margaret R Harrington | 14 | daughter | None | Massachusetts |
| 44 | Michael L Harrington | 11 | son | None | Massachusetts |
| 45 | Nellie A Blanchard | 54 | Head | None | Vermont |
| 46 | Mary H Huran | 50 | servant | Servant | Ireland |
| 47 | Casper Thelen | 64 | Head | Fireman | Massachusetts |
| 48 | Anna G Thelen | 63 | wife-H | None | New Hampshire |
| 49 | Adeline M Breton | 59 | Head | None | Canada French |
| 50 | Oscar M Breton | 30 | daughter | Hemmer | Massachusetts |
Pedigree Summary
Patrick
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)