Jefferson city, IA

Greene County, IA

2022 population: 4,190 ( 155 from 2010 )
Land area: 6.0 square miles
Population density: 696.5 persons per square mile

2022 Census data
White:	3,811	90.95%	9.2%
Black:	10	0.24%	100.0%
Indian:	0	0.00%	100.0%
Asian:	28	0.67%	250.0%
2+ races:	128	3.05%	374.1%
Hispanic:	213	5.08%	115.2%

Total non-White:	379	9.05%	156.1%

2010-2022 Components	Number	Rate

Change in White population:	-386	-10.8
Change in Non-White pop.:	231	6.4

Race Breakdown with Components of Population Change

[Display all years]

Year:

Total population:

White:

Black:

Indian:

Asian:

2+ races:

Hispanic:

Total non-White:

2010
4,345
4,197	96.59%
5	0.12%
5	0.12%
8	0.18%
27	0.62%
99	2.28%
148	3.41%

2000
4,609
4,499	97.61%
0	0.00%
13	0.28%
0	0.00%
42	0.91%
45	0.98%
110	2.39%

1990
4,292
4,221	98.35%
0	0.00%
10	0.23%
24	0.56%
n/a
37	0.86%
71	1.65%

1980
4,854
4,831	99.53%
0	0.00%
1	0.02%
6	0.12%
n/a
16	0.33%
23	0.47%

Decade:

Components:

Births:

Deaths:

Net Migration:

Net Immigration:

Change in White population:

Change in Non-White pop.:

Number	Rate
2000's
n/a
n/a
n/a
n/a

-302	-6.6
38	0.8

Number	Rate
1990's
n/a
n/a
n/a
n/a

278	6.5
39	0.9

Number	Rate
1980's
n/a
n/a
n/a
n/a

-610	-12.6
48	1.0

Age, Family & Household Data for Jefferson city, IA

[Display all years]

Year:

Median Age:

Under 18:

Voting Age Population:

Over 65:

Households:

Persons Per HH:

Families (%HH):

Married Couples (%Fams):

Single Mothers (%Fams):

Non-Family (%HH):

2022
Number	Percent
47.7
819	19.5%
3,371	80.5%
1,216	29.0%

2,001
2.03

1,025	51.2%
750	73.2%
73	7.1%
976	48.8%

2010
Number	Percent
46.3
978	22.5%
3,367	77.5%
1,050	24.2%

1,900
2.21

1,172	61.7%
911	77.7%
136	11.6%
728	38.3%

2000
Number	Percent
42.8
1,139	24.7%
3,470	75.3%
1,236	26.8%

1,912
2.30

1,243	65.0%
989	79.6%
136	10.9%
669	35.0%

1990
Number	Percent
41.4
981	22.9%
3,311	77.1%
1,114	26.0%

1,866
2.23

1,215	65.1%
1,032	84.9%
89	7.3%
651	34.9%

1980
Number	Percent
36.3
1,289	26.6%
3,565	73.4%
1,048	21.6%

1,947
2.41

1,372	70.5%
1,179	85.9%
102	7.4%
575	29.5%

2022 Housing Data for Jefferson city, IA

Household Income
Range	Number	%
Less than $10,000	90	4.5%
$10,000 to $14,999	44	2.2%
$15,000 to $19,999	200	10.0%
$20,000 to $24,999	91	4.5%
$25,000 to $29,999	57	2.8%
$30,000 to $34,999	59	2.9%
$35,000 to $39,999	177	8.8%
$40,000 to $44,999	128	6.4%
$45,000 to $49,999	188	9.4%
$50,000 to $59,999	202	10.1%
$60,000 to $74,999	103	5.1%
$75,000 to $99,999	211	10.5%
$100,000 to $124,999	154	7.7%
$125,000 to $149,999	143	7.1%
$150,000 to $199,999	63	3.1%
$200,000 or more	91	4.5%

Median Household Income	48,868
Per Capita Income	33,826

Welfare Households
	Number	%
SSI	108	5.4%
Public Assistance	39	1.9%
Public Asst. or Food Stamps	238	11.9%

Labor Force, Ages 25-64
	Number	%
Employed	1,616	74.7%
Unemployed	27	1.2%
In Armed Forces	0	0.0%

Total Labor Force	1,643	76.0%
Not in Labor Force	519	24.0%

Real Unemployment Rate		25.3%

Class of Worker
	Male	Female	% Male
Private Sector	709	483	59.5%
Non-Profit	72	163	30.6%
Self-Employed	86	67	56.2%

Local Government	70	203	25.6%
State Government	51	20	71.8%
Federal Government	42	0	100.0%

Total Private + Self	795	550	59.1%
Total Non-Profit + Govt.	235	386	37.8%
Total	1,030	936	52.4%

Pct. Govt.	19.6%

Occupation
	Number	%
Management, Business, Science, Arts	291	14.8%
Sales and Office Occupations	371	18.9%
Professional, Technical	466	23.7%
Service Occupations	243	12.4%
Farming, Forestry, Fishing	11	0.6%
All others	595	30.3%

White Collar		57.4%

Industry
	Number	%
Health care and social assistance	396	20.1%
Retail trade	284	14.4%
Manufacturing	193	9.8%
Educational services	142	7.2%
Finance and insurance	139	7.1%
Professional, scientific, technical	123	6.3%
Wholesale trade	108	5.5%
Construction	100	5.1%
Transportation and warehousing	98	5.0%
Other services	93	4.7%
Public administration	81	4.1%
Administrative, support, waste mgmt.	58	3.0%
Accommodation and food services	45	2.3%
Arts, entertainment, recreation	43	2.2%
Agriculture, forestry, fishing, hunting	30	1.5%
Information	27	1.4%
Management	6	0.3%

Hispanic Breakdown
Country	Number	%
Mexican	107	2.55%
Puerto Rican	106	2.53%
Cuban	0	0.00%
Dominican	0	0.00%

Total Central American	0	0.00%
Costa Rican	0	0.00%
Guatemalan	0	0.00%
Honduran	0	0.00%
Nicaraguan	0	0.00%
Panamanian	0	0.00%
Salvadoran	0	0.00%
Other Central American	0	0.00%

Total South American	0	0.00%
Argentinean	0	0.00%
Bolivian	0	0.00%
Chilean	0	0.00%
Colombian	0	0.00%
Ecuadorian	0	0.00%
Paraguayan	0	0.00%
Peruvian	0	0.00%
Uruguayan	0	0.00%
Venezuelan	0	0.00%
Other South American	0	0.00%

Other Hispanic	0	0.00%

Asian Breakdown
Country	Number	%
Indian	28	0.67%

Language Spoken at Home
Language	Number	%
English	3,795	95.4%
Spanish	126	3.2%
German, other Germanic	29	0.7%
Other Asian	28	0.7%

Ancestry
Country	Number	%
German	1,577	37.6%
English	881	21.0%
Irish	541	12.9%
Norwegian	281	6.7%
French	153	3.7%
Dutch	140	3.3%
American	139	3.3%
Danish	134	3.2%
Swedish	125	3.0%
Scottish	121	2.9%
Welsh	60	1.4%
Scandinavian	52	1.2%
Scotch-Irish	42	1.0%
Polish	31	0.7%
Egyptian	15	0.4%

Citizenship & Nativity
	Number	%
U.S. citizen	4,182	99.8%
Not a citizen	8	0.2%

Native	4,121	98.4%
Foreign-born	69	1.6%

Educational Attainment, Population 25 Years and Older
90	3.0%	156	5.1%	997	32.8%	1,134	37.3%	464	15.3%	200	6.6%
Average years of education: 13.2

Population 25 Years and Older
< 9 Years	90	3.0%
9-12 Years	156	5.1%
H.S. Grad or GED	997	32.8%
Some College	1,134	37.3%
Bach. Degree	464	15.3%
Grad Degree	200	6.6%
Average years of education: 13.2

Recent Trends
	Votes	Δ Margin	Swing %
2020 vs. 2016	R +156	R +101	R + 3.2%
D +55
How to interpret this table

Year	Turnout	Winner	Runner-Up	Other	Total Votes	Diff (St)	Diff (US)	PSV
2020	74%	Donald Trump* (R)	1,354	57.1%	Joe Biden (D)	986	41.6%	32	1.3%	2,372	4	10	0.14%
2016	69%	Donald Trump (R)	1,198	52.6%	Hillary Clinton (D)	931	40.9%	149	6.5%	2,278	1	7	0.15%

2020 President, Jefferson city

Candidate

Votes

Pct

Joe Biden (D)

986

41.6%

Donald Trump* (R)

1,354

57.1%

Jo Jorgensen (Lbt)

0.8%

Other

0.5%

TOTAL

2,372

Turnout: 74%	Diff (St): 4	Diff (US): 10

2016 President, Jefferson city

Candidate

Votes

Pct

Hillary Clinton (D)

931

40.9%

Donald Trump (R)

1,198

52.6%

Gary Johnson (Lbt)

3.1%

Jill Stein (Grn)

0.5%

Other

2.9%

TOTAL

2,278

Turnout: 69%	Diff (St): 1	Diff (US): 7

* incumbent

Historical Statewide Election Results for Jefferson city, IA

Click on the Year to view county-level data for that election.
(Some years may be unavailable)

Year	Type	Turnout	Winner			Runner-Up			Other		Total Votes	Diff	PSV
2020	S2	73%	Joni Ernst* (R)	1,310	56.0%	Theresa Greenfield (D)	968	41.4%	61 [+]	2.6%	2,339	4	0.14%
[-] Other candidates in 2020: Rick Stewart (Libertarian) 44 (1.9%); Suzanne Herzog (I) 17 (0.7%);
2018	G	59%	Kim Reynolds* (R)	982	50.7%	Fred Hubbell (D)	907	46.9%	46 [+]	2.4%	1,935	0	0.15%
[-] Other candidates in 2018: Jake Porter (Libertarian) 38 (2.0%); Gary Siegwarth (Clean Water) 6 (0.3%); Other (Write-in) 2 (0.1%);
2016	S3	68%	Charles Grassley* (R)	1,439	64.4%	Patty Judge (D)	706	31.6%	89 [+]	4.0%	2,234	4	0.14%
[-] Other candidates in 2016: Charles Aldrich (Libertarian) 56 (2.5%); Other (Write-in) 33 (1.5%);
2014	S2	50%	Joni Ernst (R)	881	53.0%	Bruce Braley (D)	696	41.9%	85 [+]	5.1%	1,662	1	0.15%
[-] Other candidates in 2014: Rick Stewart (I) 56 (3.4%); Ruth Smith (I) 10 (0.6%); Douglas Butzier (Libertarian) 9 (0.5%); Bob Quast (I) 8 (0.5%); Other (Write-in) 2 (0.1%);
2014	G	50%	Terry Branstad* (R)	1,001	60.3%	Jack Hatch (D)	588	35.4%	71 [+]	4.3%	1,660	1	0.15%
[-] Other candidates in 2014: Lee Hieb (Libertarian) 32 (1.9%); Jonathan Narcisse (Iowa) 21 (1.3%); Jim Hennager (New Independent) 18 (1.1%); Other (Write-in) 0 (0.0%);

*: incumbent +: ran on additional party lines Type: G: Governor; S1,S2,S3: Senate Class 1, 2 or 3
italics: special election RO: runoff election PSV: percent of state vote

Housing Data
	Number	%
Housing Units	2,277
Median Value	$117,500

Occupied	2,001	87.9%
Vacant	276	12.1%

Owned	1,432	71.6%
Rented	569	28.4%
Median Rent	$828

Single-Family Units	1,788	78.5%
Detached	1,718	75.5%
Attached	70	3.1%
Buldings with 5+ Units	277	12.2%
Mobile Homes	43	1.9%

Jefferson city, IA

Race Breakdown with Components of Population Change

Age, Family & Household Data for Jefferson city, IA

2022 Housing Data for Jefferson city, IA

2022 Income & Employment Data for Jefferson city, IA

2022 Ancestry, Citizenship & Language Data for Jefferson city, IA

2022 Educational Attainment Data for Jefferson city, IA

Historical Presidential Election Results for Jefferson city, IA

Historical Statewide Election Results for Jefferson city, IA