Richardson Field

3LL5 · Spring Grove, IL · 860 ft elevation

Overview Weather Runways Comms & NavAids Charts Services & info

Airport information

FAA LID: 3LL5
Coordinates: 42.4645, -88.2343
Elevation: 860 ft MSL

Detailed FAA facility data isn't available for this airport.

Weather

METAR observed

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TAF forecast

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Sun & FAA night 2026-06-21

Event	Local (CDT)	UTC
Morning civil twilight Loggable night ends	04:41 AM	09:41Z
Sunrise	05:16 AM	10:16Z
Sunset	08:34 PM	01:34Z
Evening civil twilight Loggable night begins	09:09 PM	02:09Z

Loggable night (§1.1)

09:09 PM → 04:41 AM

Night currency (§61.57)

09:34 PM → 04:16 AM

Plan a flight from 3LL5

Destination (ICAO)

TAS (kt)Burn (gph)Reserve (hr)Wind from (°)Wind (kt)

Traffic pattern

Landing runway

LEFT traffic

Landing: Rwy E
Pattern: left (turns left)
TPA: 1,900 ft MSL (≈1,000 AGL)

Enter the left downwind for Rwy E at 1,900 ft MSL (≈1,000 AGL) on a 45°. TPA estimated at 1,000 ft AGL (not charted for this field).

Runway E/W

1,750 ft × 70 ft · TURF

Heading: n/a

Heading: n/a

Headings shown are true (magnetic variation unavailable).

Will it fit? Your aircraft's required runway length (from the POH) — checked against every runway here

ft · ≥1.5× comfortable, under 1.25× tight · saved across airports

Runway	Length	Your margin
E/W	1,750 ft

Nearby navigation aids

NavAid	Type	Freq	Radial / Dist magnetic
BUU · Burbun	VOR-DME	114.50	r169° / 13.8 NM
ENW · Kenosha	VOR-DME	109.20	r241° / 15.6 NM
OBK · Northbrook	VOR-DME	113.00	r321° / 19.2 NM
HRK · Horlick	VOR-DME	117.70	r228° / 25.8 NM
DPA · Du Page	VOR-DME	108.40	r006° / 34.9 NM
JVL · Janesville	VOR-DME	114.30	r095° / 39 NM
BAE · Badger	VORTAC	116.40	r175° / 39.2 NM

VFR sectional

Open 3LL5 on the VFR sectional (SkyVector) ↗

No published instrument procedures or Chart Supplement for 3LL5. VFR sectional link above.

No published services or facility detail for 3LL5.

Nearby airports

3LL4 · Pillow Hill AirportPrivate (2 NM)50IL · Midland AirportPrivate (3 NM)49C · Camp Lake Airport (5 NM)10C · Galt Field (7 NM)IL11 · Donald Alfred Gade AirportPrivate (9 NM)WI89 · Lake Geneva Aire Estates AirportPrivate (9 NM)

Weather is live from the Aviation Weather Center; airport facility data is from the FAA NASR (28-day cycle). For planning and education only; always verify against official sources. Open 3LL5 in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator. Planning from here? Find the nearest airport with fuel or an approach, or check whether an IFR alternate is required.

About 3LL5

Richardson Field (3LL5) is an airport in Spring Grove, IL, at 860 ft MSL. It has 1 runway, the longest 1,750 ft. This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 3LL5, refreshed from the Aviation Weather Center and FAA NASR.

What is the longest runway at 3LL5?

Richardson Field has 1 runway; the longest is 1,750 ft. See the Runways tab for headings, surface, and lighting.

Where is 3LL5?

Richardson Field is in Spring Grove, IL, at an elevation of 860 ft MSL. Coordinates: 42.4645, -88.2343.

Fly out of 3LL5 often?

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