JL
Joseph Lynch — 1940 US Census Record
Model Tree available1940 United States Federal Census · Kent-County, Michigan
Our Model Tree links this Joseph Lynch across the 1920, 1930 and 1940 US Censuses in Kent-County, Michigan (XGBoost, ~Confirmed), with identified parents Joseph & Joseph — first a son (b.~1920), then head of a 8-person household.
Age 20
b. ~1920
Male
Son
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Kent-County, Michigan |
| Surname | Lynch |
| Given Name | Joseph P |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Grand Rapids |
| 1935 Residence (County) | Kent |
| Additional Details | |
| Highest Grade | C 2 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Grand Rapids |
| Est. Birth Year | ~1920 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Joseph | Age | Birth yr |
|---|---|---|---|---|
| Mary Lynch | Daughter | — | 14 | ~1926 |
| Ellen Lynch | Daughter | — | 22 | ~1918 |
| Joseph Lynch | Head | — | 52 | ~1888 |
| Brookie Lea | Other | — | 29 | ~1911 |
| Philip Lynch | Son | — | 12 | ~1928 |
| Joseph Lynch | Son | — | 20 | ~1920 |
| Daniel Lynch | Son | — | 18 | ~1922 |
| Ellen Lynch | Spouse | — | 51 | ~1889 |
Census Appearances
1920
Kent, Michigan
Son, age
Kent, Michigan · implied b. ~1920 — 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 | 0 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Kent, Michigan
Son, age 10
Kent, Michigan · implied b. ~1920 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lynch |
| Given Name | Joseph P Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Kent-County, Michigan
Son, age 20
Kent-County, Michigan · implied b. ~1920 — 8 household members
| Surname | Lynch |
| Given Name | Joseph P |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Grand Rapids |
| 1935 Residence (County) | Kent |
| Highest Grade | C 2 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Joseph Lynch (~0.92 confidence) and father Joseph Lynch (~0.92 confidence) and father Joseph Lynch (~0.92 confidence) and mother Ellen Lynch (~0.92 confidence) and mother Ellen Lynch (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Joseph Lynch
b. ~1888
Source father
● Household
· direct · ~0.92
Father
Joseph Lynch
b. ~1888
Source father
● Household
· direct · ~0.92
Father
Joseph Lynch
b. ~1888
Source father
● Household
· direct · ~0.92
Mother
Ellen Lynch
b. ~1889
Source mother
● Household
· direct · ~0.92
Mother
Ellen Lynch
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Joseph Lynch
Son · 1940 · age 20 · b. ~1920 · Michigan
★ You are viewing this record
Sibling
Ellen Lynch
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Philip Lynch
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Daniel Lynch
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Lynch
Sibling · 1940 · age 14
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
1940 US Federal Census — Kent-County, Michigan
Open full size
1940 US Federal Census — Kent-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01901-00562)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Kenneth Dowd | 37 | Head | Salesmanager | Ohio |
| 2 | Betty Q Dowd | 35 | Wife | — | West Virginia |
| 3 | Merle Dowd | 15 | Son | — | Ohio |
| 4 | Scott Mccurdy | 32 | Head | Assistant Cashier | Michigan |
| 5 | Athena Q Mccurdy | 30 | Wife | — | Michigan |
| 6 | Richard Scott Mccurdy | 4 | Son | — | Michigan |
| 7 | Donald Paul Mccurdy | 1 | Son | — | Michigan |
| 8 | Mary Horn | 37 | Lodger | Teacher | Michigan |
| 9 | Joseph P Lynch | 52 | Head | Sales Engineer | New York |
| 10 | Ellen J Q Lynch | 51 | Wife | — | New York |
| 11 | Ellen J Lynch | 22 | Daughter | — | Michigan |
| 12 | Joseph P Lynch THIS PERSON | 20 | Son | — | Michigan |
| 13 | Daniel L Lynch | 18 | Son | — | Michigan |
| 14 | Mary Ann Lynch | 14 | Daughter | — | Michigan |
| 15 | Philip Lynch | 12 | Son | — | Michigan |
| 16 | Brookie Lea | 29 | Maid | Maid | Michigan |
| 17 | Albert Atwood | 67 | Head | — | Indiana |
| 18 | Blanche R Atwood | 62 | Wife | — | Indiana |
| 19 | Martha Brayman | 83 | Mother | — | Iowa |
| 20 | Ida Free | 63 | Nurse | Practical Nurse | Michigan |
| 21 | George Vruggink | 49 | Head | Accountant | Michigan |
| 22 | Lena M Q Vruggink | 48 | Wife | — | Michigan |
| 23 | John Vruggink | 15 | Son | — | Michigan |
| 24 | Richard Hill | 29 | Head | Traveling Salesman | Delaware |
| 25 | Ann Hill | 25 | Wife | — | Pennsylvania |
| 26 | Shelby Parmenter | 48 | Head | Traveling Salesman | Michigan |
| 27 | Elsa Q Parmenter | 50 | Wife | — | Germany |
| 28 | Marion Parmenter | 26 | Daughter | — | Michigan |
| 29 | Carol Parmenter | 19 | Daughter | — | Michigan |
| 30 | Shelby Parmenter | 17 | Son | — | Michigan |
| 31 | Samuel M Ellis | 49 | Head | Salesman | Syria |
| 32 | Nellie Q Ellis | 43 | Wife | — | Ohio |
| 33 | Frieda C Ellis | 16 | Daughter | — | Michigan |
| 34 | Joseph Ellis | 14 | Son | — | Michigan |
| 35 | Robert L Ellis | 10 | Son | — | Michigan |
| 36 | Herman J Wohlford | 55 | Head | — | Michigan |
| 37 | Pearl S Wohlford | 49 | Wife | — | Michigan |
| 38 | C. Bernard Wohlford | 23 | Son | — | Michigan |
| 39 | Gerald H Wohlford | 18 | Son | — | Michigan |
| 40 | Lena North | 62 | Cousin | Practical Nurse | Michigan |
Pedigree Summary
Joseph + 4 siblings
Gen 1 · 5 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)