PlainZIP

Stillman Valley, IL · standard

ZIP Code 61084

Ogle County, Illinois - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

3,175
35/sq mi
$102,817
Median income
$214,100
Median home value
35.5%
Bachelor's or higher

The verdict

Stillman Valley pairs an upper-quartile household income with below-median home values, in a rural, homeowner-dominated area.

Top 17%
household income, US ZIPs
47th pct
home value, US ZIPs
35
people per sq mi
90%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 61084 against every reporting US ZIP.

ZIP code 61084 covers 89.9 square miles in Stillman Valley, Ogle County, Illinois (a standard USPS delivery area), with a modest 3,175 residents on file, a density of 35 people per square mile, in the Chicago time zone.

ZIP 61084 lands in the middle-income range, with a median household income of $102,817 (28% above the Illinois average), while per-capita income is $50,892. Poverty here runs at 4.4%, with unemployment measured at 1.5%. Housing costs here run $214,100 for a typical home value (12% above the state average), with rent averaging $850 a month; 90.0% of homes are owner-occupied.

A solid share of residents have a four-year degree: 35.5% of adults hold a bachelor's degree or higher, the median age is 48.1, and the average commute is 26 minutes. Beyond these figures, 7 nearby ZIP codes within about 10 miles are surfaced below, along with 6 more sharing Ogle County, letting you compare 61084 to its immediate surroundings rather than a national baseline alone.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Top industries in ZIP 61084

Top 5 sectors by establishment count in Stillman Valley, IL

Which industries have the most business establishments in ZIP 61084.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 61084, Stillman Valley, IL · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

3,175

Population

89.9

Area (sq mi)

35

People / sq mi

Chicago

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 61084?

48.1

Median Age

48.6%

Male

51.4%

Female

2.4%

Foreign-Born

White 94.6%
African American 2.2%
Asian 0.2%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 1.9%
Hispanic or Latino 1.7%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$102,817

Median Household Income

+28% vs state

$50,892

Per Capita Income

4.4%

Poverty Rate

1.5%

Unemployment Rate

26.3 min

Mean Commute Time

How ZIP 61084 ranks nationally

Stillman Valley, IL household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$102,817 Top 17% higher than 83% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). Below this entry. $80,000–$100,000: 5,778 US ZIPs (19%). Below this entry. $100,000–$120,000: 2,855 US ZIPs (9%). This entry sits in this band. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 73.2%
Bachelor's Degree or Higher 35.5%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

1,368

Total Housing Units

1,246

Occupied Units

122

Vacant Units

2.57

Avg Household Size

Occupancy Type

Owner 90.0%
Renter 10.0%

$214,100

Median Home Value

+12% vs state

$850

Median Rent

1978

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How have home values changed over time?

FHFA House Price Index, annual appreciation data based on repeat sales and appraisals

+18.8%

YoY Change (2024)

185

HPI Index (2000 = 100)

+85%

Total Change Since 2000

Home values in ZIP 61084 have increased 18.8% over the past year (2024). Since 2000, this ZIP has seen +85% cumulative appreciation.

Year Annual Change HPI Index
2020 -2.7% 119
2021 +12.1% 134
2022 +6.9% 143
2023 +9.1% 156
2024 +18.8% 185

Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.

What businesses operate in this ZIP?

Census Bureau data shows 48 business establishments in ZIP 61084, employing approximately 236 people with a combined annual payroll of $7,989,000.

48

Businesses

236

Employees

$8.0M

Annual Payroll

9

Industry Sectors

Industry Establishments % of Total
Accommodation and food services 8 16.7%
Other services (except public administration) 8 16.7%
Transportation and warehousing 5 10.4%
Construction 4 8.3%
Retail trade 4 8.3%
Professional, scientific, and technical services 4 8.3%
Administrative and support and waste management and remediation services 4 8.3%
Manufacturing 3 6.3%
Real estate and rental and leasing 3 6.3%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 61084 vs 61010 →

ZIP 61084 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 61084 ranks #5 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 61084 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 61084 ranks #2 of 8 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
61010 Byron, IL 8,032 4.2 mi
61020 Davis Junction, IL 3,108 4.7 mi
61015 Chana, IL 946 8.7 mi
61102 Rockford, IL 20,538 7.8 mi
61043 Holcomb, IL 131 6.1 mi
61109 Rockford, IL 28,333 8.6 mi
61104 Rockford, IL 19,269 10.8 mi

More ZIP Codes in Ogle County

61068 standard
Rochelle, IL
Pop: 14,858
61010 standard
Byron, IL
Pop: 8,032
61061 standard
Oregon, IL
Pop: 7,009
61054 standard
Mount Morris, IL
Pop: 3,973
61064 standard
Polo, IL
Pop: 3,868
61020 standard
Davis Junction, IL
Pop: 3,108

Related Areas

Ogle County Stillman Valley, IL Illinois

Frequently Asked Questions

What county is ZIP code 61084 in? ▼
ZIP code 61084 (Stillman Valley) is located in Ogle County, Illinois. Ogle County contains multiple ZIP codes, see the full list at /counties/ogle-il.
What is the population of ZIP code 61084? ▼
ZIP code 61084 in Stillman Valley, IL has a population of 3,175 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 61084? ▼
The median household income in ZIP 61084 is $102,817, which is 35% above the national average of $76,288.
What is the average home value in ZIP 61084? ▼
The median home value in ZIP 61084 is $214,100, which is 23% below the national average of $278,155.
What is the demographic makeup of ZIP 61084? ▼
The largest racial group in ZIP 61084 is White at 94.6%. Hispanic or Latino residents make up 1.7% of the population.
How many businesses are in ZIP code 61084? ▼
ZIP code 61084 has 48 business establishments employing approximately 236 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 61084? ▼
The top industries by establishment count in ZIP 61084 are: Accommodation and food services (8), Other services (except public administration) (8), Transportation and warehousing (5). There are 9 industry sectors represented in total.
How have home values changed in ZIP code 61084? ▼
According to the FHFA House Price Index, home values in ZIP 61084 increased by 18.8% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 85%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 61084? ▼
In ZIP code 61084, 73.2% of residents aged 25+ have a high school diploma or higher, and 35.5% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 61084? ▼
The mean commute time for workers in ZIP code 61084 is 26.3 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 61084? ▼
In ZIP code 61084, approximately 90.0% of occupied housing units are owner-occupied and 10.0% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 61084? ▼
The poverty rate in ZIP code 61084 is 4.4% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.