County · Illinois

Jo Daviess County, Illinois

Jo Daviess County, Illinois. Jo Daviess County had 21,594 residents in 2025 by the Census Bureau's estimate, down 2.2% since 2020, a steeper fall than Illinois's (−0.8%). It holds 35 places (10 cities, villages and boroughs, 23 towns and townships and 2 census-designated) and 7 census tracts. GEOID 17085.

Residents, July 2025 estimate

21,594

Census Bureau estimate (no margin published)
2020 Census count: 22,035 · ACS 2020-2024: 21,851

Median household income

$73,993

±$4,296 (90% margin)
Illinois: $83,390

Median home value

$209,900

±$10,953 (90% margin)
Illinois: $263,300

Median gross rent

$825

±$42 (90% margin)
Illinois: $1,274

How many people live in Jo Daviess County, and is it growing?

The 2020 Census counted 22,035 residents in Jo Daviess County. The Census Bureau estimates 21,594 for July 1, 2025, down 2.2% since 2020, a steeper fall than Illinois's (−0.8%). The 2020-2024 American Community Survey puts the population at 21,851 over 601 square miles of land.

July 2020→2021 −70 (22,020)
2021→2022 −157 (21,863)
2022→2023 −62 (21,801)
2023→2024 −145 (21,656)
2024→2025 −62 (21,594)

Jo Daviess County in Illinois. Boundaries: Census Bureau 2024.

Counts, ACS 2020-2024 5-year estimates, with the change from 2015-2019
Measure	Jo Daviess County	Illinois	Change since 2015-2019
Total population	21,851	12,694,798	+263
Households	10,391±280	5,036,449	+421
Average household size	2.08±0.05	2.46	no clear change
Housing units	13,440±38	5,457,452	−259

Jo Daviess County's population since 2000

From 22,289 in 2000 to 21,594 in 2025: down 3.1%. The 2000, 2010 and 2020 figures are census counts. The 2005 figure is the Census Bureau's intercensal estimate, revised to fit the 2000 and 2010 counts and drawn on 2010 boundaries; 2015 and 2025 are July 1 estimates made from the census before them.

2000 Census 22,289
2005 (estimate) 22,680
2010 Census 22,678
2015 (estimate) 22,068
2020 Census 22,035
2025 (estimate) 21,594

Source: The 2000, 2010 and 2020 Census counts and the Census Bureau's population estimates (intercensal 2000-2010, Vintage 2020, Vintage 2025) · Census population estimates

Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); PEP Vintage 2025 (CO-EST2025); 2020 Census · Check it at data.census.gov

What cities and towns are in Jo Daviess County?

Jo Daviess County holds 35 places: 10 cities, villages and boroughs (incorporated places), 23 towns and townships (county subdivisions with their own government) and 2 census-designated places. The largest is Dunleith Township with 3,487 residents (2025 estimate). Places that cross a county line are listed with the share of their 2020 residents who live in this county.

Places in Jo Daviess County, ACS 2020-2024 5-year estimates. Ring: estimate with a coefficient of variation over 40%.

Dunleith Township	township	3,543	3,527±33	$69,505	$195,100	8.2%	100%
Galena	city	3,308	2,931±307	$58,689	$233,200	6.4%	100%
West Galena Township	township	3,230	3,194±18	$65,679	$238,100	6.3%	100%
Stockton Township	township	2,282	2,287±237	$54,241	$110,700	12.7%	100%
Stockton	village	1,728	1,873±221	$46,934	$93,700	15.6%	100%
East Dubuque	city	1,505	1,470±242	$67,891	$144,000	12.2%	100%
Guilford Township	township	1,504	1,886±274	$115,647	$358,400	2.7%	100%
The Galena Territory	CDP	1,500	1,735±283	$117,548	$324,700	2.5%	100%
Warren Township, Jo Daviess County	township	1,487	1,551±249	$77,188	$104,000	8.9%	100%
Warren	village	1,323	1,396±237	$75,813	$102,200	9.9%	100%
East Galena TownshipGEOID 1708521813	township	1,287	1,153±346	$103,008	$300,400	2.8%	100%
Hanover Township, Jo Daviess County	township	1,203	1,106±220	$43,750	$106,100	19.3%	100%
Menominee TownshipGEOID 1708548372	township	1,035	767±178	$90,444	$201,600	9.3%	100%
Elizabeth Township	township	1,008	900±167	$66,250	$153,900	7.5%	100%
Hanover	village	863	829±156	$42,250	$89,500	21.8%	100%
Thompson Township	township	832	999±214	$108,750	$329,600	6.5%	100%
Elizabeth	village	694	775±150	$56,250	$135,900	8.0%	100%
Scales Mound Township	township	649	672±111	$69,762	$207,100	6.7%	100%
Apple Canyon Lake	CDP	574	741±160	$115,072	$329,400	7.7%	100%
Woodbine Township	township	543	432±105	$93,125	$152,800	2.8%	100%
Rawlins TownshipGEOID 1708562926	township	522	595±250	$82,537	$285,500	0.0%	100%
Apple River Township	township	459	323±90	$46,250	$103,800	21.4%	100%
Scales Mound	village	436	463±103	$69,141	$155,600	4.3%	100%
Vinegar Hill TownshipGEOID 1708578084	township	398	239±130	$100,977	not published	0.0%	100%
Rush TownshipGEOID 1708566326	township	359	328±99	$75,278	$153,800	12.5%	100%
Rice TownshipGEOID 1708563472	township	348	518±296	$129,333	$280,200	1.2%	100%
Apple River	village	347	290±90	$44,028	$87,100	21.7%	100%
Nora TownshipGEOID 1708553208	township	344	416±170	$53,427	$109,900	9.1%	100%
Derinda TownshipGEOID 1708519551	township	274	208±97	$92,000	$210,500	28.8%	100%
Wards Grove TownshipGEOID 1708578799	township	215	308±141	$83,832	$311,700	6.8%	100%
Pleasant Valley TownshipGEOID 1708560664	township	215	261±130	$90,000	$145,600	0.0%	100%
MenomineeGEOID 1748359	village	211	345±118	$118,750	$257,900	12.2%	100%
Council Hill TownshipGEOID 1708516639	township	161	162±74	$100,500	$195,000	0.0%	100%
Berreman TownshipGEOID 1708505495	township	137	19±27	not published	not published	0.0%	100%
NoraGEOID 1753195	village	107	180±83	$54,073	$91,000	5.0%	100%

Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 place-by-county parts · Check it at data.census.gov

Who lives in Jo Daviess County?

The median resident of Jo Daviess County is 51.5 years old; 18.2% are under 18 and 29.9% are 65 or older. The largest group is non-Hispanic white residents at 91.9%, then Hispanic or Latino residents (of any race) at 4.2%. 1.9% of residents were born outside the United States.

Age, origin and education, ACS 2020-2024 5-year estimates. Race groups are non-Hispanic; Hispanic includes any race.
Measure	Jo Daviess County	Illinois	Change since 2015-2019
Median age	51.5±0.4	39.0	+1.6
Under 18 years	18.2%±0.1 pts	21.8%	–
65 years and over	29.9%±0.3 pts	17.0%	–
Hispanic or Latino (any race)	4.2%	18.8%	+1.2 pts
White alone, not Hispanic	91.9%±0.4 pts	58.1%	−2.8 pts
Black or African American alone, not Hispanic	0.8%±0.4 pts	13.3%	no clear change
Asian alone, not Hispanic	0.5%±0.1 pts	5.9%	no clear change
American Indian and Alaska Native alone, not Hispanic	0.1%±0.1 pts	0.1%	–
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0.1%±0.1 pts	0.0%	–
Two or more races, not Hispanic	2.2%±0.6 pts	3.4%	–
Some other race alone, not Hispanic	0.3%±0.3 pts	0.4%	–
Born outside the United States	1.9%±0.4 pts	14.7%	no clear change
Speak a language other than English at home (age 5+)	2.6%±0.5 pts	24.0%	–
Civilian veterans (age 18+)	7.3%±1.1 pts	4.8%	–
With a disability	13.8%±1.3 pts	12.1%	–
No health insurance coverage	4.7%±1.2 pts	6.9%	no clear change
High school graduate or higher (age 25+)	93.2%±1.3 pts	90.5%	–
Bachelor's degree or higher (age 25+)	28.9%±2.1 pts	37.8%	+3.9 pts
Graduate or professional degree (age 25+)	9.0%±1.4 pts	15.3%	–
Moved from another state in the past year	2.2%±0.7 pts	1.6%	–

Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profiles DP02, DP05) · Check it at data.census.gov

What do households in Jo Daviess County earn?

Half of Jo Daviess County's 10,391 households earn less than $73,993 a year (±$4,296), against $83,390 in Illinois. In 2015-2019 it was $71,314 in 2024 dollars; the margins of error cannot tell the two periods apart. 7.8% of residents live below the poverty line.

Income and poverty in 2024 dollars, ACS 2020-2024 5-year estimates
Measure	Jo Daviess County	Illinois	Change since 2015-2019
Median household income	$73,993±$4,296	$83,390	no clear change
Mean household income	$95,031±$5,541	$115,638	–
Per capita income	$44,251±$2,263	$46,406	no clear change
People below the poverty line	7.8%±1.1 pts	11.8%	no clear change
Children under 18 below the poverty line	8.6%±2.4 pts	15.1%	no clear change
Households receiving SNAP	8.4%±1.1 pts	13.8%	–
Households with a broadband subscription	87.2%±2.3 pts	90.8%	–

Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov

What does housing cost in Jo Daviess County?

Owners occupy 80.4% of Jo Daviess County's occupied homes and renters 19.6%. The median owner-occupied home is valued at $209,900 by its owner (±$10,953). The median renter pays $825 a month including utilities, and 28.4% of renters pay 35% or more of their income on rent.

Housing, ACS 2020-2024 5-year estimates
Measure	Jo Daviess County	Illinois	Change since 2015-2019
Median home value (owner-occupied)	$209,900±$10,953	$263,300	+$26,404
Median gross rent	$825±$42	$1,274	no clear change
Renters paying 35% or more of income on rent	28.4%±7.6 pts	39.0%	no clear change
Median monthly owner costs, with a mortgage	$1,455±$55	$1,987	–
Owner-occupied homes	80.4%±2.1 pts	67.1%	no clear change
Housing units	13,440±38	5,457,452	−259
Homeowner vacancy rate	1.5%±1.2 pts	1.0%	–
Rental vacancy rate	7.5%±6.2 pts	5.0%	–
Single-family detached homes	82.5%±1.9 pts	58.2%	–
Mobile homes	2.5%±0.7 pts	2.3%	–
Built 2020 or later	1.0%±0.6 pts	0.7%	–
Built 1939 or earlier	25.0%±2.2 pts	20.2%	–

Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP04) · Check it at data.census.gov

How many new homes is Jo Daviess County building?

Builders took permits for 42 new housing units across Jo Daviess County in 2025 (40 single-family), 1.9 per 1,000 residents.

2019 19 units
2020 37 units
2021 41 units
2022 35 units
2023 36 units
2024 59 units
2025 42 units

Source: Building Permits Survey, annual county files 2019-2025, U.S. Census Bureau · Census Building Permits Survey

How do people in Jo Daviess County get to work?

76.5% of Jo Daviess County's workers drive alone and 12.5% work from home. The average trip to work takes 22.1 minutes. The unemployment rate in 2020-2024 averaged 3.6%.

Work and commuting, ACS 2020-2024 5-year estimates
Measure	Jo Daviess County	Illinois	Change since 2015-2019
In the labor force (age 16+)	59.6%±1.7 pts	65.0%	–
Unemployment rate	3.6%±1.1 pts	5.8%	no clear change
Drove alone to work	76.5%±2.9 pts	65.9%	–
Carpooled	6.0%±1.7 pts	7.8%	–
Public transportation	0.6%±0.8 pts	5.8%	–
Walked	4.0%±1.6 pts	2.8%	–
Worked from home	12.5%±2.0 pts	15.9%	+4.6 pts
Mean travel time to work	22.1 min±1.5	27.8 min	no clear change

Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov

What are Jo Daviess County's census tracts?

Jo Daviess County is divided into 7 census tracts. Among those with a reliable estimate, median household income runs from $58,036 (Tract 205) to $108,056 (Tract 204.01).

Census tracts of Jo Daviess County, ACS 2020-2024 5-year estimates; sort by any column

Tract 201.0117085020101	Scales Mound (19%)	1,778	1,941±195	$81,458	$295,200	$869	5.9%
Tract 201.0217085020102	Warren (32%)	2,460	2,414±272	$71,198	$108,400	$929	10.4%
Tract 20217085020200	East Dubuque (33%)	4,800	4,392±193	$72,386	$201,500	$884	8.2%
Tract 20317085020300	Galena (57%)	4,909	4,951±399	$75,060	$260,400	$824	4.6%
Tract 204.0117085020401	The Galena Territory (39%)	2,197	2,309±248	$108,056	$349,100	$1,213	3.1%
Tract 204.0217085020402	Hanover (12%)	2,896	2,777±283	$65,903	$147,400	$748	12.5%
Tract 20517085020500	Stockton (23%)	2,995	3,067±246	$58,036	$135,200	$759	11.1%

Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) · Check it at data.census.gov

How does Jo Daviess County compare with Illinois's other counties?

Jo Daviess County's rank among Illinois's counties with a reliable estimate (1 = highest)
Measure	Rank
Population	53rd of 102
Growth 2020-2025	48th of 102
Residents per square mile	66th of 102
Median household income	28th of 102
Median home value	13th of 102
Median gross rent	47th of 102
Poverty rate	91st of 102
Bachelor's degree or higher	20th of 102
Median age	3rd of 102

Every county in Illinois

Source: PlainCities ranks from the American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) and PEP Vintage 2025 · How ranks are computed

How these figures are made: methodology and release checks · reading a margin of error · every state · corrections

Not on this page: crime, weather and schools for Jo Daviess County are other agencies' records. Crime: the FBI's Crime Data Explorer · climate: NOAA's U.S. Climate Normals · schools: the National Center for Education Statistics' school search.