Rock Creek-Lima township, Illinois
Rock Creek-Lima township profile, demographic data, and geographic information.
Rock Creek-Lima township is a geographic entity located in Carroll County, Illinois. As of official census estimates, it has a reported population of 1,928. The land area covers 54.05 sq mi. [1]
Demographics & Population
| Demographic Metric | Estimate / Count | Margin of Error | Survey Period / Source |
|---|---|---|---|
| Total Population (2025 PEP Estimate) | 1,928 | — | 2025 / Census |
| Median Age | 38.8 yrs | ±4.6 | 2020-2024 / Census ACS 5-Year 2024 |
| Total Households | 842 | ±125 | 2020-2024 / Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).
Housing & Real Estate Profile
| Housing Metric | Estimate / Value | Margin of Error |
|---|---|---|
| Total Housing Units | 985 | ±134 |
| Occupied Housing Units | 842 | ±125 |
| Vacant Housing Units | 143 | ±63 |
| Median Home Value | $102,800 | ±$9,552 |
| Median Gross Rent | $819 | ±$105 |
Source: U.S. Census Bureau ACS 5-Year (2020-2024).
Economy & Workforce
| Economic Metric | Estimate / Value | Margin of Error |
|---|---|---|
| Median Household Income | $68,056 | ±$14,629 |
| Per Capita Income | $35,093 | ±$3,144 |
| Poverty Rate | 10.3% | ±3.7% |
| Population Below Poverty Level | 195 | ±75 |
| Unemployment Rate | 2% | ±1.4% |
| Civilian Labor Force, Employed | 922 | ±173 |
| Broadband Internet Rate | 82.5% | ±5.8% |
Source: U.S. Census Bureau ACS 5-Year (2020-2024).
Local Government & Public Administration
Authoritative general-purpose local government units serving this area
U.S. Census Bureau GUS (2026) / GMAF
| Government Unit | Unit Type | Jurisdiction Role | Contact / Address |
|---|---|---|---|
|
TOWNSHIP OF ROCK CREEK-LIMA
GUS Population: 1,937 (2024)
ID: 162756
|
Township | Official Local Government |
Contact: CLERK
PO BOX 153, LANARK IL 61046
|
|
GUS Population: 15,444 (2024)
ID: 124837
|
County | Official County Government |
Contact: TREASURER
PO BOX 198, MOUNT CARROLL IL 61053-0198
|
Education
Listing 10 local institutions (NCES 2024-2025)
External reference via K12Guides
| Institution | Type | Grades | Location |
|---|---|---|---|
| Regular School Nearby | 06-08 | Polo, IL | |
| Regular School Nearby | PK-05 | Polo, IL | |
| Regular School Nearby | 06-12 | Milledgeville, IL | |
| Regular School Nearby | KG-05 | Milledgeville, IL | |
| Regular School Nearby | 09-12 | Dixon, IL | |
| Regular School Nearby | PK-06 | Shannon, IL | |
| Regular School Nearby | 07-12 | Lanark, IL | |
| Regular School Nearby | 01-05 | Forreston, IL | |
| Regular School Nearby | 06-12 | Forreston, IL | |
| Regular School Nearby | 02-03 | Dixon, IL |
Source: k12guides.com.
Community Facilities & Infrastructure
Displaying 10 civic institutions across 2 datasets queried
CMS • IPEDS • IMLS
| Facility Name | Category | Relationship | Address / Location | Contact |
|---|---|---|---|---|
|
Highland Community College
|
College | 16.1 mi away | 2998 W Pearl City Rd, Freeport, IL, 61032-9341 |
8152356121
|
|
LANARK PUBLIC LIBRARY
|
Library | 4.2 mi away | 111-B SOUTH BROAD STREET, LANARK, IL, 61046 |
(815) 493-2166
|
|
Sauk Valley Community College
|
College | 19.1 mi away | 173 Illinois Rt 2, Dixon, IL, 61021-9112 |
8152885511
|
|
MILLEDGEVILLE PUBLIC LIBRARY
|
Library | 6.8 mi away | 18 WEST FIFTH STREET, MILLEDGEVILLE, IL, 61051 |
(815) 225-7572
|
|
Educators of Beauty College of Cosmetology-Sterling
|
College Vocational | 19.3 mi away | 211 E Third St, Sterling, IL, 61081-3611 |
8156250247
|
|
CHADWICK PUBLIC LIBRARY DISTRICT
|
Library | 7.0 mi away | 110 MAIN STREET, CHADWICK, IL, 61014 |
(815) 684-5215
|
|
Morrison Institute of Technology
|
College | 20.8 mi away | 701 Portland Ave, Morrison, IL, 61270-2959 |
8157727218201
|
|
FORRESTON PUBLIC LIBRARY
|
Library | 10.9 mi away | 204 FIRST AVENUE, FORRESTON, IL, 61030 |
(815) 938-2624
|
|
MOUNT CARROLL DISTRICT LIBRARY
|
Library | 10.9 mi away | 208 NORTH MAIN STREET, MOUNT CARROLL, IL, 61053 |
(815) 244-1751
|
|
POLO PUBLIC LIBRARY DISTRICT
|
Library | 11.1 mi away | 302 WEST MASON STREET, POLO, IL, 61064 |
(815) 946-2713
|
Distances calculated from authoritative source coordinates. Source: CMS, IMLS, NCES IPEDS.
Climate & Weather Observations
NOAA Monthly Climate Normals
Observation Station: Climate data reflects NOAA 1991–2020 standard normals recorded at POLO 5NW, IL US, located 8.7 miles from Rock Creek-Lima township. Local microclimates, topography, and elevation may cause municipal conditions to differ.
| Month | High (°F) | Low (°F) | Mean (°F) | Precip (in) | Snow (in) |
|---|---|---|---|---|---|
| January | 30.1° | 13.3° | 21.7° | 1.94" | — |
| February | 34.7° | 16.8° | 25.7° | 1.95" | — |
| March | 47.8° | 27.5° | 37.6° | 2.79" | — |
| April | 61.1° | 37.7° | 49.4° | 3.85" | — |
| May | 73.0° | 49.3° | 61.1° | 4.72" | — |
| June | 82.0° | 59.0° | 70.5° | 5.07" | — |
| July | 84.5° | 61.6° | 73.0° | 4.40" | — |
| August | 82.8° | 59.2° | 71.0° | 3.71" | — |
| September | 76.8° | 51.2° | 64.0° | 3.59" | — |
| October | 63.9° | 40.3° | 52.1° | 3.21" | — |
| November | 48.2° | 29.3° | 38.7° | 2.65" | — |
| December | 35.1° | 19.2° | 27.2° | 2.14" | — |
Source: NOAA U.S. Climate Normals (1991–2020).
Local Weather Forecast
Weather forecast data is currently unavailable in the local cache.
Nearby Cities & Communities
Listing adjacent communities by spatial proximity (miles)
Proximity discovery
| Community Name | Classification | Distance | Population |
|---|---|---|---|
| Lanark city | City | 4.2 mi | — |
| Shannon village | Village | 6.5 mi | — |
| Milledgeville village | Village | 6.8 mi | — |
| Chadwick village | Village | 6.8 mi | — |
| Lake Carroll CDP | CDP | 8.8 mi | — |
| Mount Carroll city | City | 10.7 mi | — |
Sources & Data Provenance
- Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 1701564892. • Official Source Dataset →
- Socioeconomic & Housing Metrics: U.S. Census Bureau American Community Survey (ACS) 5-year estimates and Population Estimates Program (PEP). Margin of Error (MOE) intervals are reported where published; suppressed values are never estimated or replaced with false zeros.
- Civic Directory Datasets: Centers for Medicare & Medicaid Services (CMS Hospital Directory), National Center for Education Statistics (NCES IPEDS Postsecondary Directory), and Institute of Museum and Library Services (IMLS Public Libraries Survey). Airport landing facilities are provided by airport-data.com.
- Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.