JM
James Mulligan — 1920 US Census Record
Model Tree available1920 United States Federal Census · Richmond, New York
Our Model Tree links this James Mulligan across the 1900, 1910 and 1920 US Censuses in Richmond, New York (XGBoost, ~Confirmed), with identified parents Neil & Paul — first a head (b.~1882), then head of a 3-person household.
Age 38
b. ~1882
Male
Head
Born: Ireland
Married
1920 Census Record Details
| Census Year | 1920 |
| Location | Richmond, New York |
| Surname | Mulligan |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1905 |
| Naturalization Status | First papers filed |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Riveter |
| Industry | Metal Shipyard |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Occupation | Riveter |
| Township / Ward | New York City |
| Est. Birth Year | ~1882 |
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.
3 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Bridget Mulligan | Spouse | — | 34 | ~1886 |
| James Mulligan | Son | — | 1 | ~1919 |
| James Mulligan | Head | — | 38 | ~1882 |
Census Appearances
1900
Kings, New …
Son, age 17
Kings, New York · implied b. ~1883 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mulligan |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Ireland |
| Birth Month | Mar |
| Birth Year | 1883 |
| Year of Immigration | 1886 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Messenger |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1910
Kings, New …
Son, age 27
Kings, New York · implied b. ~1883 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mulligan |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Ireland |
| Children Born | 1881 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | fireman |
| Industry | thread works |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1920
Richmond, New …
Head, age 38
Richmond, New York · implied b. ~1882 — 3 household members
| Surname | Mulligan |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1905 |
| Naturalization Status | First papers filed |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Riveter |
| Industry | Metal Shipyard |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
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 Mulligan across 3 US Census years (1900, 1910 and 1920) in 2 locations, using XGBoost record linkage. Identified parents: father Neil Mulligan (~0.92 confidence) and father Paul Mulligan (~0.92 confidence) and mother Catherine Mulligan (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Neil Mulligan
b. ~1852
Source father
● Household
· direct · ~0.92
Father
Paul Mulligan
b. ~1852
Source father
● Household
· direct · ~0.92
Mother
Catherine Mulligan
b. ~1859
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Mulligan
Head · 1920 · age 38 · b. ~1882 · New York
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Richmond, New York
Open full size
1920 US Federal Census — Richmond, New York
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1238unit:0120)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Anna Gutterman | 17 | Daughter | Clerk | Russia |
| 2 | Dora Gutterman | 14 | Daughter | — | Russia |
| 3 | Daniel J Sullivan | 46 | Head | Packer | New York |
| 4 | Reginald Sullivan | 38 | Wife | — | Norway |
| 5 | Joseph Sullivan | 18 | Son | Shipfitter | New York |
| 6 | Florence Sullivan | 15 | Daughter | — | New York |
| 7 | Morris Stein | 34 | Head | Manager | Roumania |
| 8 | Rose Stein | 33 | Wife | — | New York |
| 9 | Isaac Morris | 45 | Head | Merchant | Austria |
| 10 | Celia Morris | 40 | Wife | — | Russia |
| 11 | Jerome Morris | 18 | Son | Cutter | New York |
| 12 | Myron Morris | 16 | Son | Shipfitter | New York |
| 13 | Blanche Morris | 11 | Daughter | — | New York |
| 14 | Martha Morris | 7 | Daughter | — | New York |
| 15 | Angelo Fernandez | 54 | Head | Merchant | Italy |
| 16 | Mary Fernandez | 50 | Wife | — | Italy |
| 17 | Madeline Fernandez | 8 | Daughter | — | New York |
| 18 | James Mulligan THIS PERSON | 38 | Head | Riveter | Ireland |
| 19 | Bridget Mulligan | 34 | Wife | — | Ireland |
| 20 | James H Mulligan | 1 | Son | — | New York |
| 21 | Margaret Ferdon | 65 | Head | — | Scotland |
| 22 | Mary Ferdon | 35 | Daughter | — | New York |
| 23 | James J Ferdon | 34 | Son | Patrolman | New York |
| 24 | John P Ferdon | 31 | Son | Patrolman | New York |
| 25 | Francis Keighron | 39 | Head | — | Ireland |
| 26 | Francis Keighron | 17 | Son | Shipfitter | New York |
| 27 | Sarah Keighron | 15 | Daughter | — | New York |
| 28 | Thomas Keighron | 13 | Son | — | New York |
| 29 | Sarah Kenyon | 25 | Boarder | — | England |
| 30 | James Donovan | 34 | Boarder | Longshoreman | Ireland |
| 31 | Thomas Sullivan | 35 | Boarder | Longshoreman | Ireland |
| 32 | Stephen Russo | 37 | Head | Baker | Italy |
| 33 | Anna Russo | 29 | Wife | — | Italy |
| 34 | Rose Russo | 7 | Daughter | — | New York |
| 35 | Antoinette Russo | 5 | Daughter | — | New York |
| 36 | Joseph Russo | 3 | Son | — | New York |
| 37 | Anna Pederson | 77 | Head | — | Norway |
| 38 | Peter Pederson | 56 | Son | Dock Bldr | Norway |
| 39 | John Pederson | 28 | Son | Riveter | New York |
| 40 | Anna Pederson | 40 | Daughter-in-law | — | Germany |
| 41 | James Kelly | 45 | Boarder | Marine Engr | Ireland |
| 42 | Thomas Smith | 30 | Boarder | Motorman | Ireland |
| 43 | John Plunkett | 16 | Nephew | Messenger | New York |
| 44 | Israel Sakin | 55 | Head | Merchant | Russia |
| 45 | Rose Sakin | 55 | Wife | — | Russia |
| 46 | Esther Sakin | 22 | Daughter | Teacher | New York |
| 47 | Henry Sakin | 20 | Daughter | — | New York |
| 48 | Abraham Sakin | 11 | Son | — | New York |
| 49 | Anna Callahan | 60 | Head | — | Ireland |
| 50 | George B Callahan | 30 | Son | Clerk | New York |
Pedigree Summary
James
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 1920 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)