1600 Koch Rd, O Fallon, MO For Sale $599,000 - listed by Andrew Neff — For Sale $599,000

Andrew Neff listing agent for 2920 Sidney St, Saint Louis, MO - sold for $279,000 — Sold

1420 Barger Place, Saint Louis, MO Under Contract $350,000 - listed by Andrew Neff — Under Contract $350,000

Andrew Neff buyer's agent for 2628 Oregon Ave, Saint Louis, MO - sold for $325,000 — Sold

3308 Jamieson Ave, St. Louis, MO Under Contract $249,000 - listed by Andrew Neff — Under Contract $249,000

Andrew Neff listing agent for 6568 Smiley Ave, Saint Louis, MO - sold for $275,000 — Sold

Andrew Neff

St. Louis MO

Mueller & Neff, REALTORS

51 Closed Sales

$16.4M Total Value

$115K - $1M Price Range

$322.5K Average Price

Prior 5 years

About Andrew

Commercial and Residential Sales & Leasing Broker since 2006

Home Types: Townhouse, House, Multifamily, Commercial, Condo

Years of Experience: 14

Transaction History

1 Year
2 Year
5 Year

Seller Deals
Total Deals	7
Total Value	$1,540,000
Average Sale Price	$220,000
Price Range	$125K - $285K

Buyer Deals
Total Deals	5
Total Value	$3,264,000
Average Sale Price	$652,800
Price Range	$305K - $1M

1 Year View by Quarter

Seller Deals
Total Deals	15
Total Value	$4,085,000
Average Sale Price	$272,333
Price Range	$125K - $635K

Buyer Deals
Total Deals	7
Total Value	$4,179,000
Average Sale Price	$597,000
Price Range	$100K - $1M

Seller Deals
Total Deals	31
Total Value	$7,607,350
Average Sale Price	$245,398
Price Range	$88K - $745K

Buyer Deals
Total Deals	20
Total Value	$8,840,105
Average Sale Price	$442,005
Price Range	$100K - $1M

5 Year View

Areas Andrew is Experienced In

Andrew's Listings and Deals

Andrew's Active Listings

$599,000
- 3 Beds
- 1 Bath
- 1,893 Sq Ft
1600 Koch Rd

O Fallon, MO
Rare opportunity to own 5.23+/- picturesque acres in O’Fallon, offering a unique combination of historic character, usable acreage, privacy, and convenience. This charming two-story farmhouse features 3 bedrooms and 1 full bathroom with numerous recent updates/ features, including new kitchen, bathroom, roof, refinished lower level, updated lighting, oversized 2-car garage, and electrical

Andrew Neff Mueller & Neff, REALTORS

$350,000

Under Contract
- 2 Beds
- 1.5 Baths
- 1,512 Sq Ft
1420 Barger Place

Saint Louis, MO
Charming Richmond Heights home offering classic character, thoughtful updates, and an outstanding central location. This 2-bedroom, 1.5-bath home features approximately 1,512 square feet with beautiful period details including hardwood floors throughout, built-in bookcases, original-style millwork, and abundant natural light. The kitchen and bathroom have been newly updated. The main level

Andrew Neff Mueller & Neff, REALTORS

$249,000

Under Contract
3308 Jamieson Ave

St. Louis, MO
NOW FOR SALE! 6846 Fyler Ave. & 3308-18 Jamieson Ave. is a highly visible vacant corner site currently zoned "F" Neighborhood Commercial. However, could be re-zoned and subdivided into multiple residential lots for single family residential/apartments, attached villas, etc. Total lot size is 11,410+/-SF with 163' of frontage along Jamieson and 70' along Fyler. Old building has been demolished and

Andrew Neff Mueller & Neff, REALTORS

Recently Sold

$279,000

Sold May 6, 2026

Last List Price
- 3 Beds
- 2.5 Baths
- 1,728 Sq Ft
2920 Sidney St

Saint Louis, MO
- 18 Days On Market
- $161/SF
Andrew Neff Mueller & Neff, REALTORS

$254,999

Sold Apr 29, 2026

Last List Price
- 2 Beds
- 1 Bath
- 1,161 Sq Ft
7570 Byron Place

Unit 1E

Saint Louis, MO
- 244 Days On Market
- $220/SF
- Current Est. Value $249K
Andrew Neff Mueller & Neff, REALTORS

$275,000

Sold Mar 18, 2026

Last List Price
- 2 Beds
- 1 Bath
- 2,297 Sq Ft
6568 Smiley Ave

Saint Louis, MO
- 29 Days On Market
- $120/SF
- Current Est. Value $263K
Andrew Neff Mueller & Neff, REALTORS

$250,000

Sold Feb 27, 2026

Last List Price
- 2 Beds
- 1 Bath
- 780 Sq Ft
443 Erber Dr

Saint Louis, MO
- 4 Days On Market
- $321/SF
- Current Est. Value $248K
Andrew Neff Mueller & Neff, REALTORS

$225,000

Sold Jan 16, 2026

Last List Price
- 2 Beds
- 1 Bath
- 2,297 Sq Ft
6568 Smiley Ave

Saint Louis, MO
- 80 Days On Market
- $98/SF
- Current Est. Value $263K
Andrew Neff Mueller & Neff, REALTORS

Price Undisclosed

Sold Jul 31, 2025
- 3,132 Sq Ft
4973 Quincy St

Saint Louis, MO
- 0 Days On Market
- Current Est. Value $129K
Andrew Neff Mueller & Neff, REALTORS

Price Undisclosed

Sold Jul 31, 2025
- 2 Beds
- 1 Bath
- 1,050 Sq Ft
5464 Lindenwood Ave

Saint Louis, MO
- 30 Days On Market
Andrew Neff Mueller & Neff, REALTORS

Price Undisclosed

Sold Apr 29, 2025
- 5 Beds
- 3 Baths
- 3,158 Sq Ft
1260 Moorlands Dr

Saint Louis, MO
- 27 Days On Market
Andrew Neff Mueller & Neff, REALTORS

Price Undisclosed

Sold Apr 16, 2025
- 3 Beds
- 2.5 Baths
- 1,692 Sq Ft
7811 Colleen Ave

Saint Louis, MO
- 41 Days On Market
- Current Est. Value $339K
Andrew Neff Mueller & Neff, REALTORS

Agent License: Missouri 2006039507

Andrew Neff

(314) 730-3850

Mueller & Neff, REALTORS

(314) 730-3850

Andrew Neff

About Andrew

Transaction History

Seller Deals

Buyer Deals

Production Over Time

1 Year View by Quarter

Seller Deals

Buyer Deals

Seller Deals

Buyer Deals

Production Over Time

5 Year View

Areas Andrew is Experienced In

Andrew's Listings and Deals

Andrew's Active Listings

Recently Sold