YourRoots by Genomelink
Sign up free
JD

James Dempsey — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Fairfield-County, Connecticut

Our Model Tree links this James Dempsey across the 1930 and 1940 US Censuses in Fairfield-County, Connecticut (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 6-person household.

Age 15 b. ~1925 Male Son Born: Connecticut Single

1940 Census Record Details

Census Year1940
LocationFairfield-County, Connecticut
SurnameDempsey
Given NameJames
Relationship to HeadSon
SexM
Color / RaceWhite
Age15
Marital StatusSingle
BirthplaceConnecticut
1935 Residence (City)Bridgeport
1935 Residence (County)Fairfield
Additional Details
Highest GradeNo 8
Birth StateConnecticut
Birth CountryUnited States
Birthplace (normalized)connecticut
Township / WardBridgeport
Est. Birth Year~1925

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.

6 people recorded at the same address in the 1940 census.

Name Relation to head Relative to James Age Birth yr
John Dempsey Son — 13 ~1927
Eagles Wilson Daughter — 17 ~1923
Martin Dempsey Head — 60 ~1880
Dorothy Dempsey Daughter — 15 ~1925
James Dempsey Son — 15 ~1925
Nora Dempsey Spouse — 52 ~1888

Census Appearances

1930
Fairfield, Connecticut
Son, age 5
Fairfield, Connecticut · implied b. ~1925 — 9 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Dempsey
Given Name James
Relationship to Head Son
Sex M
Color / Race White
Age 5
Marital Status Single
Birthplace Connecticut
Father's Birthplace Irish Free State
Mother's Birthplace Connecticut
Occupation none
Can Read/Write No
Birth State Connecticut
Birth Country United States
Birthplace (normalized) connecticut
1940
Fairfield-County, Connecticut
Son, age 15
Fairfield-County, Connecticut · implied b. ~1925 — 6 household members
Surname Dempsey
Given Name James
Relationship to Head Son
Sex M
Color / Race White
Age 15
Marital Status Single
Birthplace Connecticut
1935 Residence (City) Bridgeport
1935 Residence (County) Fairfield
Highest Grade No 8
Birth State Connecticut
Birth Country United States
Birthplace (normalized) connecticut

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.
Linked across censuses
Our Model Tree links James Dempsey across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Dempsey
Son · 1940 · age 15 · b. ~1925 · Connecticut
★ You are viewing this record
Sibling
Eagles Wilson
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Dempsey
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Dempsey
Sibling · 1940 · age 15
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 — Fairfield-County, Connecticut Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-00530-00171)

Line Name Age Relation Occupation Birthplace
1 Frank Grant 44 Lodger Retail Tailor New Orleans
2 Jacob Holmes 43 Lodger — New Jersey
3 Margaret Alston 66 Lodger — Connecticut
4 Angelo Dagnante 49 Head House Work Italy
5 Ella Cannady 47 Head Own Business Virginia
6 Edward Fitzgerald 30 Head Private Family Connecticut
7 Lucy Fitzgerald 23 Wife Wpa Sewer Project Connecticut
8 Edward Fitzgerald 2 Son — Connecticut
9 Elizabeth Carmonody 65 Head Private Family New York
10 Norman Carmonody 25 Son — Connecticut
11 Stephen Yais 44 Head Driver Russia
12 Lillian Yais 51 Wife — Russia
13 Anna Yais 21 Daughter Electric Shop Connecticut
14 John Yais 19 Son — Connecticut
15 Julius Gancorg 35 Head Lace Factory Massachusetts
16 Walter Gancorg 13 Son — Massachusetts
17 Irene Gancorg 11 Daughter — Massachusetts
18 Helen Kochanek 21 Sister Lace Factory Massachusetts
19 Landon Litas 76 Head — Connecticut
20 George Litas 67 Brother — Connecticut
21 George Anognoz 67 Head — Greece
22 Helen Anognoz 52 Wife — Greece
23 Arthur Anognoz 14 Son Meat Power Connecticut
24 Angelo Anognoz 16 Son Bowling Alley Connecticut
25 Anna Anognoz 15 Daughter — Connecticut
26 Martha Anognoz 10 Daughter — Connecticut
27 Edward Bolan 70 Head Laborer Watchman New Brunswick
28 Bridget Bolan 65 Wife — Irish Free State
29 Martin Dempsey 60 Head Wpa Pennsylvania
30 Nora Dempsey 52 Wife — Connecticut
31 James Dempsey THIS PERSON 15 Son — Connecticut
32 Dorothy Dempsey 15 Daughter — Connecticut
33 John Dempsey 13 Son — Connecticut
34 Eagles Wilson 17 Daughter — Connecticut
35 Hortora Garcia 38 Head Machinist Spain
36 Rose Garcia 52 Wife — Porto Rico
37 Alice Garcia 12 Daughter — Connecticut
38 John Kacepka 52 Head Tailor Poland
39 Stella Kacepka 49 Wife — Poland
40 Nellie Kacepka 22 Daughter Wholesale Ladies Underwear Connecticut

Search for James Dempsey

All James Dempsey Census Records Discover Dempsey Family Tree

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)

Report inaccurate data
👤 View Profile 🌳 Ancestors 👥 Descendants