CL
Charles Lynch — 1940 US Census Record
Model Tree available1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this Charles Lynch across the 1910, 1920, 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Annie & Florence — first a head (b.~1902), then head of a 5-person household.
Age 38
b. ~1902
Male
Head
Born: Massachusetts
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Lynch |
| Given Name | Charles J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston city |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Occupation | Machinist |
| Industry | Arsenal |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 2048 |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Machinist |
| Township / Ward | Boston City |
| Est. Birth Year | ~1902 |
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 1940 census.
| Name | Relation to head | Relative to Charles | Age | Birth yr |
|---|---|---|---|---|
| Anna Lynch | Spouse | — | 32 | ~1908 |
| Charles Lynch | Son | — | 12 | ~1928 |
| Robert Lynch | Son | — | 5 | ~1935 |
| Charles Lynch | Head | — | 38 | ~1902 |
| Dorothy Lynch | Daughter | — | 10 | ~1930 |
Census Appearances
1910
Suffolk, Massachusetts
Son, age 5
Suffolk, Massachusetts · implied b. ~1905 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lynch |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Suffolk, Massachusetts
Son, age 16
Suffolk, Massachusetts · implied b. ~1904 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lynch |
| Given Name | Charles W |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | none |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Suffolk, Massachusetts
Head, age 27
Suffolk, Massachusetts · implied b. ~1903 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lynch |
| Given Name | Charles J |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 24 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Machinist |
| Industry | Candy Making |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | $37.00 |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Head, age 38
Suffolk-County, Massachusetts · implied b. ~1902 — 5 household members
| Surname | Lynch |
| Given Name | Charles J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston city |
| 1935 Residence (County) | Suffolk |
| Occupation | Machinist |
| Industry | Arsenal |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 2048 |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| 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 Charles Lynch across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Annie Lynch (~0.92 confidence) and mother Florence Lynch (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Annie Lynch
b. ~1873
Source mother
● Household
· direct · ~0.92
Mother
Florence Lynch
b. ~1876
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Charles Lynch
Head · 1940 · age 38 · b. ~1902 · Massachusetts
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Suffolk-County, Massachusetts
Open full size
1940 US Federal Census — Suffolk-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01665-00584)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Stella Ozmut | 20 | Daughter | Packer | Massachusetts |
| 2 | Walter Ozmut | 17 | Son | New Worker | Massachusetts |
| 3 | Chester Ozmut | 15 | Son | — | Massachusetts |
| 4 | Irene Ozmut | 14 | Daughter | — | Massachusetts |
| 5 | Alfred Ozmut | 8 | Son | — | Massachusetts |
| 6 | Edward Ozmut | 3 | Son | — | Massachusetts |
| 7 | Richard Ozmut | 1 | Son | — | Massachusetts |
| 8 | John Sienczyk | 46 | Brother-in-law | Shoe Maker | Poland |
| 9 | Walter E. Green | 43 | Head | Machinist | New York |
| 10 | John Houck | 47 | Head | Chauffeur | Belgium |
| 11 | Alice Houck | 50 | Wife | — | Canada-French |
| 12 | Rita Chadwick | 21 | Step-daughter | — | Massachusetts |
| 13 | Mieczyslaw Sienczyk | 44 | Head | Laundry Presser | Poland |
| 14 | John L. Sienczyk | 21 | Son | Stitcher | Massachusetts |
| 15 | Helen Sienczyk | 20 | Daughter | Hairdresser | Massachusetts |
| 16 | Sophie Sienczyk | 17 | Daughter | Laundry Presser | Massachusetts |
| 17 | Frank Sienczyk | 14 | Son | — | Massachusetts |
| 18 | Charles M. Melanson | 41 | Head | Sub-Foreman | Canada-French |
| 19 | Mary E. Melanson | 35 | Wife | — | Massachusetts |
| 20 | Charles Melanson | 8 | Son | — | Massachusetts |
| 21 | Margaret Melanson | 2 | Daughter | — | Massachusetts |
| 22 | William Dabricka | 59 | Head | Sexton | Massachusetts |
| 23 | Alice Dabricka | 52 | Wife | — | Massachusetts |
| 24 | John Collins | 48 | Brother-in-law | Truck Driver | Massachusetts |
| 25 | Edward Curran | 55 | Head | Shipper | Massachusetts |
| 26 | Mary C. Curran | 54 | Wife | — | Massachusetts |
| 27 | Joseph F. Murphy | 78 | Father-in-law | — | Canada-French |
| 28 | Michael F. Ross | 48 | Brother-in-law | Laborer | Massachusetts |
| 29 | Mabel Symes | 59 | Head | Elevator Operator | Massachusetts |
| 30 | Matthew F. Carter | 67 | Head | — | Massachusetts |
| 31 | George F. Carter | 51 | Brother | — | Massachusetts |
| 32 | Charles J. Lynch THIS PERSON | 38 | Head | Machinist | Massachusetts |
| 33 | Anna V. Lynch | 32 | Wife | — | Massachusetts |
| 34 | Charles Lynch | 12 | Son | — | Massachusetts |
| 35 | Dorothy Lynch | 10 | Daughter | — | Massachusetts |
| 36 | Robert Lynch | 5 | Son | — | Massachusetts |
| 37 | Thomas J. Sullivan | 31 | Head | Pharmacist (Assist) | Massachusetts |
| 38 | Margaret Sullivan | 26 | Wife | — | Massachusetts |
| 39 | Thomas Jr. Sullivan | 7 | Son | — | Massachusetts |
| 40 | Paul Sullivan | 5 | Son | — | Massachusetts |
Pedigree Summary
Charles
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)