Where the place sits
State field 17 is not an inferred boundary; for Naperville, Illinois (code 51622, estimate 153,114), code 51622 and rank 178 work together. Naperville, Illinois (rank 178) is plotted from 41 degrees 44 minutes 57 seconds north with 88 degrees 9 minutes 43 seconds west; identifier 17-51622 prevents a reference from losing its name. Naperville, Illinois (latitude 41.74917) carries a 2025 estimate of 153,114; place code 51622 ties that number to the guide entry. Identifier 17-51622 preserves local identity as the view widens; read Naperville, Illinois (FIPS 17-51622) against Illinois's prairie plains, Mississippi bluffs, Illinois River country, and Lake Michigan lowlands.
Natural water references
For Naperville, Illinois (code 51622, estimate 153,114), broad water references include the Mississippi, Illinois, and Wabash systems alongside Lake Michigan drainage; rank 178 holds the drainage description tied to this entry. Code 51622 stays shown; the water interpretation for Naperville, Illinois (rank 178) gains depth from this Illinois detail: the buried Mahomet Valley lies beneath central Illinois. Rank 178 identifies Naperville, Illinois (latitude 41.74917), while the water layer and reference 17-51622 describe how its setting may be read. Code 17-51622 prevents a wide system from replacing local identity; the water frame helps Naperville, Illinois (FIPS 17-51622) connect to neighboring ground.
Landform and scale
For Naperville, Illinois (code 51622, estimate 153,114), prairie plains, river bluffs, and lake-influenced lowlands gives the map a landform story outside streets; rank 178 identifies the intended city entry. The coordinate remains a locator, not a contour; at 41 degrees 44 minutes 57 seconds north, Naperville, Illinois (rank 178) may be compared with nearby lowlands or uplands. State 17 supplies the broader geographic frame; the evidence paired with Naperville, Illinois (latitude 41.74917) notes bedrock reaches the surface in northwestern Illinois's Driftless Area. At statewide scale, Naperville, Illinois (FIPS 17-51622) is understood across drainage and terrain; Census key 17-51622 prevents drift.
A connected settlement
At rank 178, Naperville, Illinois (code 51622) is a catalog entry and a located place; this page focuses on geographic relationships. For Naperville, Illinois (rank 178), estimate 153,114 is a catalog measure; environmental systems supply the nearby geography. Code 51622 keeps the named entry exact; the statewide picture for Naperville, Illinois (latitude 41.74917) is larger than one incorporated boundary. For Naperville, Illinois (FIPS 17-51622), the state backdrop lets settlement, terrain, and water become easier to compare at rank 178. For Naperville, Illinois (estimate 153,114), statewide relationships bridge a locator point and a useful map explanation; identifier 17-51622 prevents namesake drift.
A practical map sequence
Code 51622 confirms identity; readers understand Naperville, Illinois (code 51622) more reliably by moving from Illinois toward its representative reference. Use 17-51622 as the key for Naperville, Illinois (rank 178), next use its coordinate to keep position consistent across map scales. The useful comparison for Naperville, Illinois (latitude 41.74917) is its position with natural systems; place 51622 confirms the entry. The reference stays the local locator; readers keep Naperville, Illinois (FIPS 17-51622) in proportion by remembering that lake Michigan moderates northeastern Illinois temperatures. Rank 178, code 17-51622, and the landscape together provide a durable reference for Naperville, Illinois (estimate 153,114).